mc1.9
authorhgn <hgodden00@gmail.com>
Sat, 14 May 2022 03:14:41 +0000 (04:14 +0100)
committerhgn <hgodden00@gmail.com>
Sat, 14 May 2022 03:14:41 +0000 (04:14 +0100)
fishladder.c
fishladder_resources.h
maps/compactxor.map [new file with mode: 0644]
maps/doublex2.map [new file with mode: 0644]
maps/oddoreven.map [new file with mode: 0644]
sound/mccompt2.ogg [new file with mode: 0644]
textures/lineset.png [new file with mode: 0644]
textures/tile_minimal.png
vg_config.h

index f82cebeea04de390e963e0df4d29b14b172d786a..61226b0b440ade2aa535068faa2ca48c97ae2e1d 100644 (file)
@@ -1,8 +1,12 @@
-// Copyright (C) 2021 Harry Godden (hgn) - All Rights Reserved
+/* Copyright (C) 2021-2022 Harry Godden (hgn) - All Rights Reserved */
 
 #define MARBLE_COMP_VERSION 4
-//#define VG_CAPTURE_MODE
+#if 0
+ #define VG_CAPTURE_MODE
+ #define VG_STEAM
+#endif
 #define VG_STEAM_APPID 1218140U
+#define VG_FRAMEBUFFER_RESIZE 1
 #include "vg/vg.h"
 
 enum world_button_mode
@@ -29,10 +33,9 @@ enum world_button_status
 
 #include "fishladder_resources.h"
 
-// #define STEAM_LEADERBOARDS
-
-// CONSTANTS
-// ===========================================================================================================
+#if 0
+ #define STEAM_LEADERBOARDS
+#endif
 
 enum cell_type
 {
@@ -77,6 +80,8 @@ enum e_game_state
 #define FLAG_RESERVED0         0x4
 #define FLAG_RESERVED1         0x8
 
+#define FLAG_4B_GROUP (FLAG_CANAL|FLAG_IS_TRIGGER|FLAG_RESERVED0|FLAG_RESERVED1)
+
 #define FLAG_INPUT             0x10
 #define FLAG_OUTPUT            0x20
 #define FLAG_WALL              0x40
@@ -121,24 +126,35 @@ static struct cell_description
 }
 cell_descriptions[] =
 {
-       // 0-3
+   /* 0-3 */
        { .trigger_pos = { 0.5f, 0.25f }, .trigger_sprite = k_sprite_brk_d },
-       { .start = {  1,  0 }, .end = { -1,  0 }, .trigger_pos = { 0.5f, 0.25f }, .trigger_sprite = k_sprite_brk_d },
-       { .start = {  0,  1 }, .end = {  0, -1 }, .trigger_pos = { 0.25f, 0.5f }, .trigger_sprite = k_sprite_brk_l },
-       { .start = {  0,  1 }, .end = {  1,  0 }, .trigger_pos = { 0.25f, 0.5f }, .trigger_sprite = k_sprite_brk_l },
-       // 4-7
-       { .start = { -1,  0 }, .end = {  1,  0 }, .trigger_pos = { 0.5f, 0.25f }, .trigger_sprite = k_sprite_brk_d },
-       { .start = { -1,  0 }, .end = {  1,  0 }, .trigger_pos = { 0.5f, 0.25f }, .trigger_sprite = k_sprite_brk_d, .is_linear = 1 },
-       { .start = {  0,  1 }, .end = { -1,  0 }, .trigger_pos = { 0.5f, 0.25f }, .trigger_sprite = k_sprite_brk_d },
+       { .start = {  1,  0 }, .end = { -1,  0 }, .trigger_pos = { 0.5f, 0.25f }, 
+      .trigger_sprite = k_sprite_brk_d },
+       { .start = {  0,  1 }, .end = {  0, -1 }, .trigger_pos = { 0.25f, 0.5f }, 
+      .trigger_sprite = k_sprite_brk_l },
+       { .start = {  0,  1 }, .end = {  1,  0 }, .trigger_pos = { 0.25f, 0.5f }, 
+      .trigger_sprite = k_sprite_brk_l },
+       /* 4-7 */
+       { .start = { -1,  0 }, .end = {  1,  0 }, .trigger_pos = { 0.5f, 0.25f }, 
+      .trigger_sprite = k_sprite_brk_d },
+       { .start = { -1,  0 }, .end = {  1,  0 }, .trigger_pos = { 0.5f, 0.25f }, 
+      .trigger_sprite = k_sprite_brk_d, .is_linear = 1 },
+       { .start = {  0,  1 }, .end = { -1,  0 }, .trigger_pos = { 0.5f, 0.25f }, 
+      .trigger_sprite = k_sprite_brk_d },
        { .start = {  0,  1 }, .is_special = 1 },
-       // 8-11
-       { .start = {  0, -1 }, .end = {  0,  1 }, .trigger_pos = { 0.25f, 0.5f }, .trigger_sprite = k_sprite_brk_l },
-       { .start = {  1,  0 }, .end = {  0, -1 }, .trigger_pos = { 0.25f, 0.5f }, .trigger_sprite = k_sprite_brk_l },
-       { .start = {  0,  1 }, .end = {  0, -1 }, .trigger_pos = { 0.25f, 0.5f }, .trigger_sprite = k_sprite_brk_l, .is_linear = 1 },
+   /* 8-11 */
+       { .start = {  0, -1 }, .end = {  0,  1 }, .trigger_pos = { 0.25f, 0.5f }, 
+      .trigger_sprite = k_sprite_brk_l },
+       { .start = {  1,  0 }, .end = {  0, -1 }, .trigger_pos = { 0.25f, 0.5f }, 
+      .trigger_sprite = k_sprite_brk_l },
+       { .start = {  0,  1 }, .end = {  0, -1 }, .trigger_pos = { 0.25f, 0.5f }, 
+      .trigger_sprite = k_sprite_brk_l, .is_linear = 1 },
        { },
-       // 12-15
-       { .start = { -1,  0 }, .end = {  0, -1 }, .trigger_pos = { 0.5f, 0.75f }, .trigger_sprite = k_sprite_brk_u },
-       { .end = { 0, -1 }, .is_special = 1, .trigger_pos = { 0.5f, 0.75f }, .trigger_sprite = k_sprite_brk_u },
+   /* 12-15 */
+       { .start = { -1,  0 }, .end = {  0, -1 }, .trigger_pos = { 0.5f, 0.75f }, 
+      .trigger_sprite = k_sprite_brk_u },
+       { .end = { 0, -1 }, .is_special = 1, .trigger_pos = { 0.5f, 0.75f }, 
+      .trigger_sprite = k_sprite_brk_u },
        { },
        { }
 };
@@ -153,23 +169,24 @@ v2f const curve_4[] = {{0.0f,0.5f},{0.3f,0.5f},{0.5f,0.5f},{0.8f,0.5f}};
 v2f const curve_2[] = {{0.5f,1.0f},{0.5f,0.8f},{0.5f,0.3f},{0.5f,0.2f}};
 v2f const curve_8[] = {{0.5f,0.0f},{0.5f,0.3f},{0.5f,0.5f},{0.5f,0.8f}};
 
-v2f const curve_7[] = {{0.5f,0.8438f},{0.875f,0.8438f},{0.625f,0.5f},{1.0f,0.5f}};
-v2f const curve_7_1[] = {{0.5f,0.8438f},{1.0f-0.875f,0.8438f},{1.0-0.625f,0.5f},{0.0f,0.5f}};
+v2f const curve_7[] = 
+   {{0.5f,0.8438f},{0.875f,0.8438f},{0.625f,0.5f},{1.0f,0.5f}};
+v2f const curve_7_1[] = 
+   {{0.5f,0.8438f},{1.0f-0.875f,0.8438f},{1.0-0.625f,0.5f},{0.0f,0.5f}};
 
 float const curve_7_linear_section = 0.1562f;
 
-// Types
-// ===========================================================================================================
-
 struct mesh
 {
        GLuint vao, vbo;
        u32 elements;
 };
 
+#define EFFECT_BUFFER_RATIO 4
+
 static struct world
 {
-       // Things that are 'static', aka, initialized once
+       /* Things that are 'static', aka, initialized once */
        struct
        {
                struct world_button buttons[4];
@@ -181,6 +198,11 @@ static struct world
 
                float world_transition;
       ui_ctx world_text;
+
+      GLuint framebuffer,
+             colourbuffer,
+             bloomframebuffer[2], /* Quater res */
+             bloomcolourbuffer[2];
        }
        st;
 
@@ -190,6 +212,8 @@ static struct world
                u16 links[2];
                u8 config;
       i8 emit[2];
+
+      v3f glow[2];
        }
        *data;
 
@@ -206,13 +230,13 @@ static struct world
        int sim_run, max_runs;
 
        int sim_frame, sim_target;
-       float sim_internal_time,                // current tick-time 
-               sim_internal_delta,                     // time delta
-               sim_internal_ref,                               // Reference point of internal time
-               sim_delta_ref,                          // Reference point of vg_time when we started at current sim_speed
-               sim_delta_speed,                                // Rate to apply time delta
-               frame_lerp,                                             // Fractional part of sim_internal_time
-               pause_offset_target;                    // 
+       float sim_internal_time,
+               sim_internal_delta,
+               sim_internal_ref,
+               sim_delta_ref,
+               sim_delta_speed,
+               frame_lerp,
+               pause_offset_target;
        
        struct cell_terminal
        {
@@ -227,7 +251,6 @@ static struct world
                
                int run_count;
                v2i pos;
-               //int id;
        }
        *io;    
        
@@ -285,28 +308,25 @@ world =
    .selected = -1
 };
 
-// Forward declerations
-// --------------------
-
-// Utility functions
-// -----------------
-
 static void colour_code_v3( i8 cc, v3f target );
 static int hash21i( v2i p, u32 umod );
 
-// Mesh functions
-// --------------
+/* 
+ * Mesh functions
+ */
 static void init_mesh( struct mesh *m, float const *tris, u32 length );
 static void free_mesh( struct mesh *m );
 static void use_mesh( struct mesh *m );
 static void draw_mesh( int const start, int const count );
 
-// World buttons
-// -------------
+/* 
+ * World buttons
+ */
 static void level_selection_buttons(void);
 
-// Map/world interface
-// -------------------
+/*
+ * Map/world interface
+ */
 static void map_free(void);
 static void io_reset(void);
 static struct cell *pcell( v2i pos );
@@ -316,8 +336,9 @@ static void gen_level_text(void);
 static int map_load( const char *str, const char *name );
 static void map_serialize( FILE *stream );
 
-// Career
-// ------
+/*
+ * Career
+ */
 static void career_serialize(void);
 static void career_unlock_level( struct cmp_level *lvl );
 static void career_unlock_level( struct cmp_level *lvl );
@@ -326,22 +347,19 @@ static void career_reset_level( struct cmp_level *lvl );
 static void career_load(void);
 static void clear_animation_flags(void);
 
-// Gameplay main
-// -------------
+/*
+ * Gameplay main
+ */
 static void simulation_stop(void);
 static void simulation_start(void);
 static int world_check_pos_ok( v2i co, int dist );
 static int cell_interactive( v2i co );
 
-void vg_update(void);
-static void render_tiles( v4f const regular_colour, v4f const selected_colour );
-static void render_tile_block( v2i start, v2i end, v4f const regular_colour, v4f const selected_colour );
+static void render_tiles( v4f const regular_colour, 
+      v4f const selected_colour, int with_glow );
+static void render_tile_block( v2i start, v2i end, v4f const regular_colour, 
+      v4f const selected_colour );
 
-void vg_render(void);
-void vg_ui(void);
-
-// Leaderboard stuff
-// -----------------
 #ifdef STEAM_LEADERBOARDS
 void leaderboard_set_score( struct cmp_level *cmp_level, u32 score );
 void leaderboard_dispatch_score(void);
@@ -350,47 +368,52 @@ void leaderboard_downloaded( LeaderboardScoresDownloaded_t *pCallback );
 void leaderboard_set_score( struct cmp_level *cmp_level, u32 score );
 #endif
 
-// Console commands
-// ----------------
 static int console_credits( int argc, char const *argv[] );
 static int console_save_map( int argc, char const *argv[] );
 static int console_load_map( int argc, char const *argv[] );
 static int console_changelevel( int argc, char const *argv[] );
 
+void vg_render(void);
+void vg_ui(void);
+void vg_update(void);
 void vg_start(void);
 void vg_free(void);
-
 int main( int argc, char *argv[] );
 
-// GLOBALS
-// ===========================================================================================================
-
+/*
+ * Globals -- runtime
+ */
 m3x3f m_projection;
 m3x3f m_view;
 m3x3f m_mdl;
 
-// UTILITY
-// ===========================================================================================================
-
 static int colour_set_id = 0;
 static int world_theme_id = 0;
+static int enable_bloom = 1;
+static int enable_vignette = 1;
+static float music_volume = 1.0f;
+
+static void music_volume_update(void)
+{
+   sfx_vol_fset( &audio_volume_music, music_volume );
+}
 
 static v3f colour_sets[][4] =
 {
-       { { 1.0f, 0.9f, 0.3f },                 // Yellow
-         { 0.4f, 0.8f, 1.00f },                // Blue
-         { 0.2f, 0.9f, 0.14f },                // Green
-         { 0.882f, 0.204f, 0.922f }    // Pink
+       { { 1.0f, 0.9f, 0.3f },
+         { 0.4f, 0.8f, 1.00f },
+         { 0.2f, 0.9f, 0.14f },
+         { 0.882f, 0.204f, 0.922f }
        },
-       { { 1.0f, 0.9f, 0.3f },                 // Yellow
-         { 0.4f, 0.8f, 1.00f },                // Blue
-         { 0.85f, 0.85f, 0.85f },              // Weiss
-         { 0.2f, 0.2f, 0.2f }                  // Black/Gray
+       { { 1.0f, 0.9f, 0.3f },
+         { 0.4f, 0.8f, 1.00f },
+         { 0.85f, 0.85f, 0.85f },
+         { 0.2f, 0.2f, 0.2f }
        },
-       { { 1.0f, 0.9f, 0.3f },                 // Yellow
-         { 0.827f, 0.373f, 0.718f },   // Pink
-         { 0.0f, 0.353f, 0.71f },              // Blue
-         { 0.863f, 0.196f, 0.125f }    // Red
+       { { 1.0f, 0.9f, 0.3f },
+         { 0.827f, 0.373f, 0.718f },
+         { 0.0f, 0.353f, 0.71f },
+         { 0.863f, 0.196f, 0.125f }
        },
 };
 
@@ -405,7 +428,7 @@ world_themes[] =
 {
    {
       "Minimal",
-      { 0.8f, 0.8f, 0.8f },
+      { 0.6f, 0.6f, 0.6f },
       &tex_tiles_min
    },
    {
@@ -434,48 +457,76 @@ static void colour_code_v3( i8 cc, v3f target )
 
 static int hash21i( v2i p, u32 umod )
 {
-       static const int random_noise[] = 
-       {
-       0x46,0xD5,0xB8,0xD3,0xF2,0xE5,0xCC,0x07,0xD0,0xB3,0x7A,0xA2,0xC3,0xDA,0xDC,0x7F,0xE0,0xB7,0x42,0xA0,0xBF,0x41,0x92,0x32,0x6F,0x0D,0x45,0xC7,0x54,0xDB,0x30,0xC2,
-       0xD5,0xDA,0x55,0x09,0xDE,0x74,0x48,0x20,0xE1,0x24,0x5C,0x4D,0x6F,0x36,0xD8,0xE9,0x8D,0x8F,0x54,0x99,0x98,0x51,0xFE,0xDB,0x26,0x04,0x65,0x57,0x56,0xF3,0x53,0x30,
-       0x3D,0x16,0xC0,0xB6,0xF2,0x47,0xCF,0x62,0xB0,0x6C,0x8F,0x4F,0x8C,0x4C,0x17,0xF0,0x19,0x7E,0x2D,0x81,0x8D,0xFB,0x10,0xD3,0x49,0x50,0x60,0xFD,0x38,0x15,0x3B,0xEE,
-       0x05,0xC1,0xCF,0x62,0x97,0x75,0xDF,0x4E,0x4D,0x89,0x5E,0x88,0x5C,0x30,0x8C,0x54,0x1D,0x39,0x41,0xEA,0xA2,0x63,0x12,0x1B,0x8E,0x35,0x22,0x9B,0x98,0xA3,0x7F,0x80,
-       0xD6,0x27,0x94,0x66,0xB5,0x1D,0x7E,0xDF,0x96,0x28,0x38,0x3A,0xA0,0xE8,0x71,0x09,0x62,0x5E,0x9D,0x53,0x58,0x1B,0x7D,0x0D,0x2D,0x99,0x77,0x83,0xC3,0x89,0xC2,0xA2,
-       0xA7,0x1D,0x78,0x80,0x37,0xC1,0x87,0xFF,0x65,0xBF,0x2C,0xF1,0xE5,0xB3,0x09,0xE0,0x25,0x92,0x83,0x0F,0x8A,0x57,0x3C,0x0B,0xC6,0xBC,0x44,0x16,0xE3,0xCE,0xC3,0x0D,
-       0x69,0xD3,0xC6,0x99,0xB8,0x46,0x44,0xC4,0xF3,0x1E,0xBF,0xF5,0xB4,0xDB,0xFB,0x93,0xA1,0x7B,0xC9,0x08,0x77,0x22,0xE5,0x02,0xEF,0x9E,0x90,0x94,0x8A,0xA6,0x3D,0x7E,
-       0xA2,0xA0,0x10,0x82,0x47,0x5C,0xAA,0xF8,0x2F,0x0D,0x9F,0x76,0xDA,0x99,0x0F,0xCB,0xE2,0x02,0x0C,0x75,0xCA,0x35,0x29,0xA6,0x49,0x83,0x6D,0x91,0xB4,0xEC,0x31,0x69,
-       0xBA,0x13,0xF3,0xC7,0x21,0x06,0xC8,0x79,0xEF,0xB1,0x9C,0x6A,0xEE,0x64,0x9A,0xDC,0x1E,0xC6,0x18,0x93,0xA9,0x7E,0x89,0x7D,0x96,0xE5,0x44,0xB8,0x00,0x15,0xAF,0x8C,
-       0x78,0x8F,0xA8,0x05,0xA7,0x07,0x25,0x9A,0xC8,0x5D,0x90,0x1A,0x41,0x53,0x30,0xD3,0x24,0x33,0x71,0xB4,0x50,0x6E,0xE4,0xEA,0x0D,0x2B,0x6D,0xF5,0x17,0x08,0x74,0x49,
-       0x71,0xC2,0xAC,0xF7,0xDC,0xB2,0x7E,0xCC,0xB6,0x1B,0xB8,0xA9,0x52,0xCF,0x6B,0x51,0xD2,0x4E,0xC9,0x43,0xEE,0x2E,0x92,0x24,0xBB,0x47,0x4D,0x0C,0x3E,0x21,0x53,0x19,
-       0xD4,0x82,0xE2,0xC6,0x93,0x85,0x0A,0xF8,0xFA,0x04,0x07,0xD3,0x1D,0xEC,0x03,0x66,0xFD,0xB1,0xFB,0x8F,0xC5,0xDE,0xE8,0x29,0xDF,0x23,0x09,0x9D,0x7C,0x43,0x3D,0x4D,
-       0x89,0xB9,0x6F,0xB4,0x6B,0x4A,0x51,0xC3,0x94,0xF4,0x7C,0x5E,0x19,0x87,0x79,0xC1,0x80,0x0C,0x45,0x12,0xEC,0x95,0xF3,0x31,0x68,0x42,0xE1,0x06,0x57,0x0E,0xA7,0xFB,
-       0x78,0x96,0x87,0x23,0xA5,0x20,0x7A,0x09,0x3A,0x45,0xE6,0xD9,0x5E,0x6A,0xD6,0xAA,0x29,0x50,0x92,0x4E,0xD0,0xB5,0x91,0xC2,0x9A,0xCF,0x07,0xFE,0xB2,0x15,0xEB,0xE4,
-       0x84,0x40,0x14,0x47,0xFA,0x93,0xB9,0x06,0x69,0xDB,0xBD,0x4E,0xEA,0x52,0x9B,0xDE,0x5B,0x50,0x36,0xAB,0xB3,0x1F,0xD2,0xCD,0x9C,0x13,0x07,0x7E,0x8B,0xED,0x72,0x62,
-       0x74,0x77,0x3B,0x88,0xAC,0x5B,0x6A,0xBC,0xDA,0x99,0xE8,0x24,0x90,0x5A,0xCA,0x8D,0x5C,0x2B,0xF8,0xF1,0xE1,0x1D,0x94,0x11,0xEA,0xCC,0x02,0x09,0x1E,0xA2,0x48,0x67,
-       0x87,0x5A,0x7E,0xC6,0xCC,0xA3,0xFB,0xC5,0x36,0xEB,0x5C,0xE1,0xAF,0x1E,0xBE,0xE7,0xD8,0x8F,0x70,0xAE,0x42,0x05,0xF5,0xCD,0x2D,0xA2,0xB0,0xFD,0xEF,0x65,0x2C,0x22,
-       0xCB,0x8C,0x8B,0xAA,0x3D,0x86,0xE2,0xCD,0xBE,0xC3,0x42,0x38,0xE3,0x9C,0x08,0xB5,0xAE,0xBD,0x54,0x73,0x83,0x70,0x24,0x47,0xCA,0x4C,0x04,0xC4,0xE0,0x1D,0x40,0xED,
-       0xF4,0x2B,0x50,0x8E,0x97,0xB3,0xF0,0xA6,0x76,0xDB,0x49,0x30,0xE5,0xD9,0x71,0x07,0xB2,0xF1,0x0F,0xD6,0x77,0xAA,0x72,0xC0,0xAF,0x66,0xD8,0x40,0xC6,0x08,0x19,0x8C,
-       0xD9,0x8F,0x5A,0x75,0xAC,0xBE,0xC2,0x40,0x5B,0xBD,0x0D,0x1D,0x00,0xAF,0x26,0x5E,0x78,0x43,0xAA,0xC6,0x4F,0xF3,0xD8,0xE2,0x7F,0x0C,0x1E,0x77,0x4D,0x35,0x96,0x23,
-       0x32,0x44,0x03,0x8D,0x92,0xE7,0xFD,0x48,0x07,0xD0,0x58,0xFC,0x6D,0xC9,0x91,0x33,0xF0,0x23,0x45,0xA4,0x29,0xB9,0xF5,0xB0,0x68,0x8F,0x7B,0x59,0x15,0x8E,0xA6,0x66,
-       0x15,0xA0,0x76,0x9B,0x69,0xCB,0x38,0xA5,0xF4,0xB4,0x6B,0xDC,0x1F,0xAB,0xAE,0x12,0x77,0xC0,0x8C,0x4A,0x03,0xB9,0x73,0xD3,0x6D,0x52,0xC5,0xF5,0x6E,0x4E,0x4B,0xA3,
-       0x24,0x02,0x58,0xEE,0x5F,0xF9,0xD6,0xD0,0x1D,0xBC,0xF4,0xB8,0x4F,0xFD,0x4B,0x2D,0x34,0x77,0x46,0xE5,0xD4,0x33,0x7B,0x9C,0x35,0xCD,0xB0,0x5D,0x06,0x39,0x99,0xEB,
-       0x0C,0xD0,0x0F,0xF7,0x92,0xB5,0x58,0x5B,0x5E,0x79,0x12,0xF4,0x05,0xF6,0x21,0x07,0x0B,0x49,0x1A,0xFB,0xD4,0x98,0xC4,0xEF,0x7A,0xD6,0xCA,0xA1,0xDA,0xB3,0x51,0x00,
-       0x76,0xEC,0x08,0x48,0x40,0x35,0xD7,0x94,0xBE,0xF5,0x7B,0xA4,0x20,0x81,0x5F,0x82,0xF3,0x6F,0x96,0x24,0x98,0xB6,0x49,0x18,0xC8,0xC5,0x8C,0xD2,0x38,0x7F,0xC4,0xF6,
-       0xAA,0x87,0xDC,0x73,0x5B,0xA1,0xAF,0xE5,0x3D,0x37,0x6B,0x85,0xED,0x38,0x62,0x7D,0x57,0xBD,0xCF,0xB5,0x1B,0xA8,0xBB,0x32,0x33,0xD3,0x34,0x5A,0xC1,0x5D,0xFB,0x28,
-       0x6E,0xE1,0x67,0x51,0xBB,0x31,0x92,0x83,0xAC,0xAA,0x72,0x52,0xFD,0x13,0x4F,0x73,0xD3,0xF0,0x5E,0xFC,0xBA,0xB1,0x3C,0x7B,0x08,0x76,0x03,0x38,0x1E,0xD1,0xCC,0x33,
-       0xA3,0x1E,0xFC,0xE0,0x82,0x30,0x27,0x93,0x71,0x35,0x75,0x77,0xBA,0x78,0x10,0x33,0xCD,0xAB,0xCF,0x8E,0xAD,0xF9,0x32,0xC9,0x15,0x9F,0xD6,0x6D,0xA8,0xAE,0xB1,0x3F,
-       0x90,0xEB,0xD4,0xF9,0x31,0x81,0xA3,0x53,0x99,0x4B,0x3C,0x93,0x3B,0xFE,0x55,0xFF,0x25,0x9F,0xCC,0x07,0xC5,0x2C,0x14,0xA7,0xA4,0x1E,0x6C,0xB6,0x91,0x2A,0xE0,0x3E,
-       0x7F,0x39,0x0A,0xD9,0x24,0x3C,0x01,0xA0,0x30,0x99,0x8E,0xB8,0x1D,0xF9,0xA7,0x78,0x86,0x95,0x35,0x0E,0x21,0xDA,0x7A,0x7B,0xAD,0x9F,0x4E,0xF6,0x63,0x5B,0x96,0xBB,
-       0x87,0x36,0x3F,0xA7,0x1A,0x66,0x91,0xCD,0xB0,0x3B,0xC0,0x4F,0x54,0xD2,0x5F,0xBB,0x38,0x89,0x1C,0x79,0x7E,0xA2,0x02,0xE4,0x80,0x84,0x1E,0x33,0xAB,0x74,0xFA,0xBE,
-       0x31,0x46,0x2E,0xC5,0x15,0xB9,0x12,0xE9,0xD3,0x73,0x43,0xEA,0x74,0x11,0xA7,0xC0,0xD5,0xD8,0x39,0x08,0x9F,0x4F,0xC7,0x71,0x25,0x09,0x51,0x65,0xD6,0xA8,0x02,0x1F
-       };
+static const int random_noise[] = {
+0x46,0xD5,0xB8,0xD3,0xF2,0xE5,0xCC,0x07,0xD0,0xB3,0x7A,0xA2,0xC3,0xDA,0xDC,0x7F,
+0xE0,0xB7,0x42,0xA0,0xBF,0x41,0x92,0x32,0x6F,0x0D,0x45,0xC7,0x54,0xDB,0x30,0xC2,
+0xD5,0xDA,0x55,0x09,0xDE,0x74,0x48,0x20,0xE1,0x24,0x5C,0x4D,0x6F,0x36,0xD8,0xE9,
+0x8D,0x8F,0x54,0x99,0x98,0x51,0xFE,0xDB,0x26,0x04,0x65,0x57,0x56,0xF3,0x53,0x30,
+0x3D,0x16,0xC0,0xB6,0xF2,0x47,0xCF,0x62,0xB0,0x6C,0x8F,0x4F,0x8C,0x4C,0x17,0xF0,
+0x19,0x7E,0x2D,0x81,0x8D,0xFB,0x10,0xD3,0x49,0x50,0x60,0xFD,0x38,0x15,0x3B,0xEE,
+0x05,0xC1,0xCF,0x62,0x97,0x75,0xDF,0x4E,0x4D,0x89,0x5E,0x88,0x5C,0x30,0x8C,0x54,
+0x1D,0x39,0x41,0xEA,0xA2,0x63,0x12,0x1B,0x8E,0x35,0x22,0x9B,0x98,0xA3,0x7F,0x80,
+0xD6,0x27,0x94,0x66,0xB5,0x1D,0x7E,0xDF,0x96,0x28,0x38,0x3A,0xA0,0xE8,0x71,0x09,
+0x62,0x5E,0x9D,0x53,0x58,0x1B,0x7D,0x0D,0x2D,0x99,0x77,0x83,0xC3,0x89,0xC2,0xA2,
+0xA7,0x1D,0x78,0x80,0x37,0xC1,0x87,0xFF,0x65,0xBF,0x2C,0xF1,0xE5,0xB3,0x09,0xE0,
+0x25,0x92,0x83,0x0F,0x8A,0x57,0x3C,0x0B,0xC6,0xBC,0x44,0x16,0xE3,0xCE,0xC3,0x0D,
+0x69,0xD3,0xC6,0x99,0xB8,0x46,0x44,0xC4,0xF3,0x1E,0xBF,0xF5,0xB4,0xDB,0xFB,0x93,
+0xA1,0x7B,0xC9,0x08,0x77,0x22,0xE5,0x02,0xEF,0x9E,0x90,0x94,0x8A,0xA6,0x3D,0x7E,
+0xA2,0xA0,0x10,0x82,0x47,0x5C,0xAA,0xF8,0x2F,0x0D,0x9F,0x76,0xDA,0x99,0x0F,0xCB,
+0xE2,0x02,0x0C,0x75,0xCA,0x35,0x29,0xA6,0x49,0x83,0x6D,0x91,0xB4,0xEC,0x31,0x69,
+0xBA,0x13,0xF3,0xC7,0x21,0x06,0xC8,0x79,0xEF,0xB1,0x9C,0x6A,0xEE,0x64,0x9A,0xDC,
+0x1E,0xC6,0x18,0x93,0xA9,0x7E,0x89,0x7D,0x96,0xE5,0x44,0xB8,0x00,0x15,0xAF,0x8C,
+0x78,0x8F,0xA8,0x05,0xA7,0x07,0x25,0x9A,0xC8,0x5D,0x90,0x1A,0x41,0x53,0x30,0xD3,
+0x24,0x33,0x71,0xB4,0x50,0x6E,0xE4,0xEA,0x0D,0x2B,0x6D,0xF5,0x17,0x08,0x74,0x49,
+0x71,0xC2,0xAC,0xF7,0xDC,0xB2,0x7E,0xCC,0xB6,0x1B,0xB8,0xA9,0x52,0xCF,0x6B,0x51,
+0xD2,0x4E,0xC9,0x43,0xEE,0x2E,0x92,0x24,0xBB,0x47,0x4D,0x0C,0x3E,0x21,0x53,0x19,
+0xD4,0x82,0xE2,0xC6,0x93,0x85,0x0A,0xF8,0xFA,0x04,0x07,0xD3,0x1D,0xEC,0x03,0x66,
+0xFD,0xB1,0xFB,0x8F,0xC5,0xDE,0xE8,0x29,0xDF,0x23,0x09,0x9D,0x7C,0x43,0x3D,0x4D,
+0x89,0xB9,0x6F,0xB4,0x6B,0x4A,0x51,0xC3,0x94,0xF4,0x7C,0x5E,0x19,0x87,0x79,0xC1,
+0x80,0x0C,0x45,0x12,0xEC,0x95,0xF3,0x31,0x68,0x42,0xE1,0x06,0x57,0x0E,0xA7,0xFB,
+0x78,0x96,0x87,0x23,0xA5,0x20,0x7A,0x09,0x3A,0x45,0xE6,0xD9,0x5E,0x6A,0xD6,0xAA,
+0x29,0x50,0x92,0x4E,0xD0,0xB5,0x91,0xC2,0x9A,0xCF,0x07,0xFE,0xB2,0x15,0xEB,0xE4,
+0x84,0x40,0x14,0x47,0xFA,0x93,0xB9,0x06,0x69,0xDB,0xBD,0x4E,0xEA,0x52,0x9B,0xDE,
+0x5B,0x50,0x36,0xAB,0xB3,0x1F,0xD2,0xCD,0x9C,0x13,0x07,0x7E,0x8B,0xED,0x72,0x62,
+0x74,0x77,0x3B,0x88,0xAC,0x5B,0x6A,0xBC,0xDA,0x99,0xE8,0x24,0x90,0x5A,0xCA,0x8D,
+0x5C,0x2B,0xF8,0xF1,0xE1,0x1D,0x94,0x11,0xEA,0xCC,0x02,0x09,0x1E,0xA2,0x48,0x67,
+0x87,0x5A,0x7E,0xC6,0xCC,0xA3,0xFB,0xC5,0x36,0xEB,0x5C,0xE1,0xAF,0x1E,0xBE,0xE7,
+0xD8,0x8F,0x70,0xAE,0x42,0x05,0xF5,0xCD,0x2D,0xA2,0xB0,0xFD,0xEF,0x65,0x2C,0x22,
+0xCB,0x8C,0x8B,0xAA,0x3D,0x86,0xE2,0xCD,0xBE,0xC3,0x42,0x38,0xE3,0x9C,0x08,0xB5,
+0xAE,0xBD,0x54,0x73,0x83,0x70,0x24,0x47,0xCA,0x4C,0x04,0xC4,0xE0,0x1D,0x40,0xED,
+0xF4,0x2B,0x50,0x8E,0x97,0xB3,0xF0,0xA6,0x76,0xDB,0x49,0x30,0xE5,0xD9,0x71,0x07,
+0xB2,0xF1,0x0F,0xD6,0x77,0xAA,0x72,0xC0,0xAF,0x66,0xD8,0x40,0xC6,0x08,0x19,0x8C,
+0xD9,0x8F,0x5A,0x75,0xAC,0xBE,0xC2,0x40,0x5B,0xBD,0x0D,0x1D,0x00,0xAF,0x26,0x5E,
+0x78,0x43,0xAA,0xC6,0x4F,0xF3,0xD8,0xE2,0x7F,0x0C,0x1E,0x77,0x4D,0x35,0x96,0x23,
+0x32,0x44,0x03,0x8D,0x92,0xE7,0xFD,0x48,0x07,0xD0,0x58,0xFC,0x6D,0xC9,0x91,0x33,
+0xF0,0x23,0x45,0xA4,0x29,0xB9,0xF5,0xB0,0x68,0x8F,0x7B,0x59,0x15,0x8E,0xA6,0x66,
+0x15,0xA0,0x76,0x9B,0x69,0xCB,0x38,0xA5,0xF4,0xB4,0x6B,0xDC,0x1F,0xAB,0xAE,0x12,
+0x77,0xC0,0x8C,0x4A,0x03,0xB9,0x73,0xD3,0x6D,0x52,0xC5,0xF5,0x6E,0x4E,0x4B,0xA3,
+0x24,0x02,0x58,0xEE,0x5F,0xF9,0xD6,0xD0,0x1D,0xBC,0xF4,0xB8,0x4F,0xFD,0x4B,0x2D,
+0x34,0x77,0x46,0xE5,0xD4,0x33,0x7B,0x9C,0x35,0xCD,0xB0,0x5D,0x06,0x39,0x99,0xEB,
+0x0C,0xD0,0x0F,0xF7,0x92,0xB5,0x58,0x5B,0x5E,0x79,0x12,0xF4,0x05,0xF6,0x21,0x07,
+0x0B,0x49,0x1A,0xFB,0xD4,0x98,0xC4,0xEF,0x7A,0xD6,0xCA,0xA1,0xDA,0xB3,0x51,0x00,
+0x76,0xEC,0x08,0x48,0x40,0x35,0xD7,0x94,0xBE,0xF5,0x7B,0xA4,0x20,0x81,0x5F,0x82,
+0xF3,0x6F,0x96,0x24,0x98,0xB6,0x49,0x18,0xC8,0xC5,0x8C,0xD2,0x38,0x7F,0xC4,0xF6,
+0xAA,0x87,0xDC,0x73,0x5B,0xA1,0xAF,0xE5,0x3D,0x37,0x6B,0x85,0xED,0x38,0x62,0x7D,
+0x57,0xBD,0xCF,0xB5,0x1B,0xA8,0xBB,0x32,0x33,0xD3,0x34,0x5A,0xC1,0x5D,0xFB,0x28,
+0x6E,0xE1,0x67,0x51,0xBB,0x31,0x92,0x83,0xAC,0xAA,0x72,0x52,0xFD,0x13,0x4F,0x73,
+0xD3,0xF0,0x5E,0xFC,0xBA,0xB1,0x3C,0x7B,0x08,0x76,0x03,0x38,0x1E,0xD1,0xCC,0x33,
+0xA3,0x1E,0xFC,0xE0,0x82,0x30,0x27,0x93,0x71,0x35,0x75,0x77,0xBA,0x78,0x10,0x33,
+0xCD,0xAB,0xCF,0x8E,0xAD,0xF9,0x32,0xC9,0x15,0x9F,0xD6,0x6D,0xA8,0xAE,0xB1,0x3F,
+0x90,0xEB,0xD4,0xF9,0x31,0x81,0xA3,0x53,0x99,0x4B,0x3C,0x93,0x3B,0xFE,0x55,0xFF,
+0x25,0x9F,0xCC,0x07,0xC5,0x2C,0x14,0xA7,0xA4,0x1E,0x6C,0xB6,0x91,0x2A,0xE0,0x3E,
+0x7F,0x39,0x0A,0xD9,0x24,0x3C,0x01,0xA0,0x30,0x99,0x8E,0xB8,0x1D,0xF9,0xA7,0x78,
+0x86,0x95,0x35,0x0E,0x21,0xDA,0x7A,0x7B,0xAD,0x9F,0x4E,0xF6,0x63,0x5B,0x96,0xBB,
+0x87,0x36,0x3F,0xA7,0x1A,0x66,0x91,0xCD,0xB0,0x3B,0xC0,0x4F,0x54,0xD2,0x5F,0xBB,
+0x38,0x89,0x1C,0x79,0x7E,0xA2,0x02,0xE4,0x80,0x84,0x1E,0x33,0xAB,0x74,0xFA,0xBE,
+0x31,0x46,0x2E,0xC5,0x15,0xB9,0x12,0xE9,0xD3,0x73,0x43,0xEA,0x74,0x11,0xA7,0xC0,
+0xD5,0xD8,0x39,0x08,0x9F,0x4F,0xC7,0x71,0x25,0x09,0x51,0x65,0xD6,0xA8,0x02,0x1F
+};
 
        return random_noise[ (random_noise[p[1] & 1023] + p[0]) & 1023 ] & umod;
 }
 
-// MESH
-// ===========================================================================================================
-
 static void init_mesh( struct mesh *m, float const *tris, u32 length )
 {
        m->elements = length/3;
@@ -486,7 +537,7 @@ static void init_mesh( struct mesh *m, float const *tris, u32 length )
        glBindBuffer( GL_ARRAY_BUFFER, m->vbo );
        glBufferData( GL_ARRAY_BUFFER, length*sizeof(float), tris, GL_STATIC_DRAW );
        
-       glVertexAttribPointer( 0, 2, GL_FLOAT, GL_FALSE, 2 * sizeof(float), (void*)0 );
+       glVertexAttribPointer( 0, 2, GL_FLOAT, GL_FALSE, 2*sizeof(float), (void*)0 );
        glEnableVertexAttribArray( 0 );
        
        VG_CHECK_GL();
@@ -510,9 +561,6 @@ static void use_mesh( struct mesh *m )
 
 void leaderboard_set_score( struct cmp_level *cmp_level, u32 score );
 
-// WORLD/MAP
-// ===========================================================================================================
-
 static void map_free(void)
 {      
        arrfree( world.data );
@@ -565,7 +613,7 @@ static void map_reclassify( v2i start, v2i end, int update_texbuffer )
                end = full_end;
        }
        
-       // Texture data
+       /* Texture data */
        u8 info_buffer[64*64*4];
        u32 pixel_id = 0;
        
@@ -589,9 +637,14 @@ static void map_reclassify( v2i start, v2i end, int update_texbuffer )
                        {
                                for( int i = 0; i < vg_list_size( dirs ); i ++ )
                                {
-                                       struct cell *neighbour = pcell((v2i){x+dirs[i][0], y+dirs[i][1]});
-                                       if( neighbour->state & (FLAG_CANAL|FLAG_INPUT|FLAG_OUTPUT|FLAG_EMITTER) )
+                                       struct cell *neighbour = 
+                  pcell((v2i){ x+dirs[i][0], y+dirs[i][1] });
+
+                                       if( neighbour->state & 
+                     (FLAG_CANAL|FLAG_INPUT|FLAG_OUTPUT|FLAG_EMITTER) )
+               {
                                                config |= 0x1 << i;
+               }
                                }
                                
                                height = 128;
@@ -599,7 +652,7 @@ static void map_reclassify( v2i start, v2i end, int update_texbuffer )
                        else 
                        {
                                if( cell->state & FLAG_WALL )
-                                       height = 0xFF-0x3F + hash21i( (v2i){x,y}, 0x3F );
+                                       height = 0xFF; /*-0x3F + hash21i( (v2i){x,y}, 0x3F );*/
                                
                                config = cell->state & FLAG_INPUT_NICE? 0xB: 0xF;
                        }
@@ -612,12 +665,21 @@ static void map_reclassify( v2i start, v2i end, int update_texbuffer )
                        info_px[2] = 0;
                        info_px[3] = 0;
                        
-                       if( 
-                               (
-                                       ((cell->state & FLAG_IS_TRIGGER) && (cell->config == 0xF || cell->config == k_cell_type_split)) || 
-                                       ((cell->state & FLAG_TARGETED) && ((cell->config != k_cell_type_split) && !(cell->state & FLAG_EMITTER))) 
-                               ) && update_texbuffer
-                       ){
+         /* 
+          * Detecting hanging links that should be removed
+          */
+         int is_trigger = cell->state & FLAG_IS_TRIGGER;
+         int trigger_invalid = cell->config == 0xF || 
+                               cell->config == k_cell_type_split;
+         int is_targeted = cell->state & FLAG_TARGETED;
+         int target_invalid = (cell->config != k_cell_type_split) && 
+                             !(cell->state & FLAG_EMITTER);
+
+                       if(( 
+              (is_trigger && trigger_invalid) || 
+                                 (is_targeted && target_invalid) 
+                               ) && update_texbuffer)
+         {
                                cell->state &= ~(FLAG_TARGETED|FLAG_IS_TRIGGER);
                                for( u32 i = 0; i < 2; i ++ )
                                {
@@ -641,15 +703,17 @@ static void map_reclassify( v2i start, v2i end, int update_texbuffer )
        if( update_texbuffer )
        {
                glBindTexture( GL_TEXTURE_2D, world.background_data );
-               glTexSubImage2D( GL_TEXTURE_2D, 0, px0 + 16, py0 + 16, px1-px0, py1-py0, GL_RGBA, GL_UNSIGNED_BYTE, info_buffer );
+               glTexSubImage2D( GL_TEXTURE_2D, 0, 
+            px0 + 16, py0 + 16, 
+            px1-px0, py1-py0, GL_RGBA, GL_UNSIGNED_BYTE, info_buffer );
        }
 }
 
 static void gen_level_text(void)
 {
-   // Old style UI.
-   ui_px const unit_scale_px = 4*UI_GLYPH_SPACING_X; // 4 char per unit
-   ui_begin( &world.st.world_text, world.w*unit_scale_px, world.h*unit_scale_px );
+   ui_px const unit_scale_px = 4*UI_GLYPH_SPACING_X;
+   ui_begin( &world.st.world_text, world.w*unit_scale_px, 
+         world.h*unit_scale_px );
    
    if( world.pCmpLevel )
    {
@@ -668,7 +732,8 @@ static void gen_level_text(void)
             else
                pos[1] = (world.h-1)*-unit_scale_px -6;
 
-            ui_text( &world.st.world_text, pos, wstr->str, 1, k_text_align_left );
+            ui_text( &world.st.world_text, pos, wstr->str, 
+                  1, k_text_align_left );
          }
       }
    }
@@ -677,13 +742,15 @@ static void gen_level_text(void)
    for( int i = 0; i < vg_list_size( career_packs ); i ++ )
    {
       struct career_level_pack *set = &career_packs[i];
-
+      
+      /*
       ui_text( &world.st.world_text,
          (ui_px [2]){
              set->origin[0]*unit_scale_px,
             -(set->origin[1]+set->dims[1]+1)*unit_scale_px + 18
          },
          set->title, 1, k_text_align_left );
+      */
 
       for( int j = 0; j < set->count; j ++ )
       {
@@ -704,18 +771,300 @@ static void gen_level_text(void)
       }
    }
 
-   //ui_text( &world.st.world_text, (ui_px [2]){ 0, 0 }, "Preview", 1, k_text_align_left );
-
    ui_resolve( &world.st.world_text );
 }
 
+/* Usually for ignoring windows crap */
+static int map_load_char_ignore( char c )
+{
+   if( c == '\r' ) return 1;
+   return 0;
+}
+
+static int map_load_sequence_char( struct terminal_run *run, char c )
+{
+   if( (c >= 'a' && c <= 'z') || c == ' ' )
+   {
+      i8 code = -1;
+      if( c != ' ' )
+         code = c - 'a';
+
+      run->steps[ run->step_count ++ ] = code;
+
+      return 1;
+   }
+
+   return 0;
+}
+
+static int map_load_is_digit( char c )
+{
+   if( (((u32)c >= (u32)'0') && ((u32)c <= (u32)'9')) || c == '-' )
+   {
+      return 1;
+   }
+
+   return 0;
+}
+
+static int map_load_is_terminal( char c )
+{
+   if( c == '+' || c == '-' || c == '*' )
+      return 1;
+   return 0;
+}
+
+static int map_load_apply_emitter_codes( struct cell_terminal *term )
+{
+   struct cell *cell = pcell( term->pos );
+
+   if( cell->state & FLAG_EMITTER )
+   {
+      if( (term->run_count > 0) && (term->runs[0].step_count >= 2) )
+      {
+         cell->emit[0] = term->runs[0].steps[0];
+         cell->emit[1] = term->runs[0].steps[1];
+      }
+      else
+      {
+         vg_error( "Emitter was not assigned emit values\n" );
+         return 0;
+      }
+   }
+
+   return 1;
+}
+
+static void map_load_cell( struct cell *cell, char c, int cx )
+{
+   cell->config = 0xF;
+   
+   cell->links[0] = 0;
+   cell->links[1] = 0;
+
+   v3_zero( cell->glow[0] );
+   v3_zero( cell->glow[1] );
+   
+   /* Input, output, emitter */
+   if( map_load_is_terminal(c) )
+   {
+      struct cell_terminal *term = arraddnptr( world.io, 1 );
+      term->pos[0] = cx;
+      term->pos[1] = world.h;
+      
+      term->run_count = 1;
+      term->runs[0].step_count = 0;
+      
+      switch( c )
+      {
+         case '+': cell->state = FLAG_INPUT; break;
+         case '-': cell->state = FLAG_OUTPUT; break;
+         case '*': cell->state = FLAG_EMITTER; break;
+      }
+   }
+   else if( c == '.' ) cell->state = FLAG_INPUT_NICE;
+   else if( c == '#' ) cell->state = FLAG_WALL;
+   else if( ((u32)c >= (u32)'A') && ((u32)c <= (u32)'A'+0xf) )
+   {
+      /* 
+       * Canal flag bits (4bit/16 value): 
+       *               0: Canal present
+       *               1: Is trigger
+       *               2: Reserved
+       *               3: Reserved
+       */
+      cell->state = ((u32)c - (u32)'A') & (FLAG_CANAL|FLAG_IS_TRIGGER);
+      world.score ++; 
+   }
+   else cell->state = 0x00;
+}
+
+static void map_load_draw_background(void)
+{
+   u8 info_buffer[64*64*4];
+
+   for( int x = 0; x < 64; x ++ )
+   {
+      for( int y = 0; y < 64; y ++ )
+      {
+         u8 *px = &info_buffer[((x*64)+y)*4];
+         
+#if 0
+         /* Fade out edges of world so that there isnt an obvious line */
+         int dx = 16 - VG_MIN( VG_MIN( x, 16 ), 16-VG_MAX( x-16-world.w, 0 ) ),
+             dy = 16 - VG_MIN( VG_MIN( y, 16 ), 16-VG_MAX( y-16-world.h, 0 ) ),
+
+             dist = VG_MAX( dx, dy ) * 16,
+             value = VG_MAX( 0, 0xFF-0x3F + hash21i( (v2i){x,y}, 0x3F ) - dist);
+#endif
+         
+         px[0] = 0xFF;
+         px[1] = 0;
+         px[2] = 0;
+         px[3] = 0;
+      }
+   }
+   
+   /* 
+    * Level selection indentation, to make it look like the buttons are in a
+    * recessed area of the map.
+    */
+   for( int i = 0; i < vg_list_size( career_packs ); i ++ )
+   {
+      struct career_level_pack *grid = &career_packs[ i ];
+   
+      int j = 0;
+
+      for( int y = 0; y < grid->dims[1]; y ++ )
+      {
+         for( int x = 0; x < grid->dims[0]; x ++ )
+         {
+            int cy = y+16+grid->origin[1],
+                cx = 16+x+grid->origin[0];
+
+            u8 *px = &info_buffer[(cy*64+cx)*4];
+            px[0] = 0x10;
+
+            if( j < grid->count )
+            {
+               struct cmp_level *lvl = &grid->pack[ j ++ ];
+               v2i_add( grid->origin, (v2i){x,y}, lvl->btn.position );
+            }
+         }
+      }
+   }
+   
+   /*
+    * Recess the UI buttons, this adds a little bit of a (subtle) outline
+    * to them when the background shader is run
+    */
+   for( int i=0; i<4; i++ )
+      info_buffer[(((16+world.h-(i+2))*64)+world.w+16-1)*4] = 0x30;
+
+   /* 
+    * Digging 'wires' from the output/input terminals, to make it look like
+    * there is something connecting our world.
+    */
+   for( int i = 0; i < arrlen(world.io); i ++ )
+   {
+      struct cell_terminal *term = &world.io[ i ];
+      
+      v2i turtle;
+      v2i turtle_dir;
+      int original_y;
+
+      /* 
+       * Only make breakouts for terminals on the edge,
+       * starting them from every position leads to some weird overlapping
+       * and confusing lines. 
+       * */
+      if( !(term->pos[1] == 1 || term->pos[1] == world.h-2) )
+         continue;
+      
+      turtle[0] = 16+term->pos[0];
+      turtle[1] = 16+term->pos[1];
+      
+      turtle_dir[0] = 0;
+      turtle_dir[1] = 
+         pcell(term->pos)->state & (FLAG_INPUT|FLAG_EMITTER)? 1: -1;
+      original_y = turtle_dir[1];
+      
+      info_buffer[((turtle[1]*64)+turtle[0])*4] = 0;   
+      v2i_add( turtle_dir, turtle, turtle );
+      
+      for( int i = 0; i < 100; i ++ )
+      {
+         info_buffer[((turtle[1]*64)+turtle[0])*4] = 0;
+         
+         v2i_add( turtle_dir, turtle, turtle );
+         
+         if( turtle[0] == 0 ) break;
+         if( turtle[0] == 63 ) break;
+         if( turtle[1] == 0 ) break;
+         if( turtle[1] == 63 ) break;
+         
+         int random_value = hash21i( turtle, 0xFF );
+         if( random_value > 255-40 && !turtle_dir[0] )
+         {
+            turtle_dir[0] = -1;
+            turtle_dir[1] = 0;
+         }
+         else if( random_value > 255-80 && !turtle_dir[0] )
+         {
+            turtle_dir[0] = 1;
+            turtle_dir[1] = 0;
+         }
+         else if( random_value > 255-100 )
+         {
+            turtle_dir[0] = 0;
+            turtle_dir[1] = original_y;
+         }
+      }
+   }
+   
+   glBindTexture( GL_TEXTURE_2D, world.background_data );
+   glTexSubImage2D( GL_TEXTURE_2D, 0, 0, 0, 64, 64, 
+         GL_RGBA, GL_UNSIGNED_BYTE, info_buffer );
+}
+
+static int map_load_validate(void)
+{
+       for( int i = 0; i < world.h*world.w; i ++ )
+       {
+               struct cell *src = &world.data[i];
+
+               if( src->state & FLAG_IS_TRIGGER )
+               {
+                       int link_id = src->links[0]?0:1;
+                       if( src->links[link_id] <= world.h*world.w )
+                       {               
+                               struct cell *target = &world.data[ src->links[link_id] ];
+
+            int is_canal = target->state & FLAG_CANAL,
+                is_splitter = target->config == k_cell_type_split,
+                is_emitter = target->state & FLAG_EMITTER;
+
+                               if((is_canal && is_splitter) || is_emitter)
+                               {
+                                       if( target->links[ link_id ] )
+                                       {
+                                               vg_error( "Link target was already targeted\n" );
+                  return 0;
+                                       }
+                                       else
+                                       {
+                                               /* 
+                   * Valid link, apply reverse mapping to other cell so it
+                   * knows who is linking to it
+                   */
+                                               target->links[ link_id ] = i;
+                                               target->state |= FLAG_TARGETED;
+                                       }
+                               }
+                               else
+                               {
+                                       vg_error( "Link target was invalid\n" );
+               return 0;
+                               }
+                       }
+                       else
+                       {
+                               vg_error( "Link target out of bounds\n" );
+            return 0;
+                       }
+               }
+       }
+
+   return 1;
+}
+
 static int map_load( const char *str, const char *name )
 {
        map_free();
 
        char const *c = str;
        
-       // Scan for width
+   /* Predetermine width */
        for(;; world.w ++)
        {
                if( c[world.w] == ';' )
@@ -741,8 +1090,8 @@ static int map_load( const char *str, const char *name )
        {
                if( !*c )
                        break;
-       
-               if( *c == '\r' ) { c ++; continue; } // fuck off windows
+          
+      if( map_load_char_ignore( *c ) ) { c++; continue; }
        
                if( *c == ';' )
                {
@@ -750,44 +1099,40 @@ static int map_load( const char *str, const char *name )
                        
                        if( *c == '\r' ) c ++;
                        
-                       // Parse attribs
+                       /* Parse attribs */
                        if( *c != '\n' )
                        {
                                while( *c )
                                {
-                                       if( *c == '\r' ) { c ++; continue; }
+               if( map_load_char_ignore( *c ) ) { c++; continue; }
                                        
                                        if( reg_start < reg_end )
                                        {
                                                struct cell_terminal *terminal = &world.io[ reg_start ];
-                                               struct terminal_run *run = &terminal->runs[ terminal->run_count-1 ];
-
-                                               if( (*c >= 'a' && *c <= 'z') || *c == ' ' )
+                                               struct terminal_run *run = 
+                     &terminal->runs[ terminal->run_count-1 ];
+                  
+                  if( !map_load_sequence_char( run, *c ) )
                                                {
-                     i8 code = -1;
-                     if( *c != ' ' )
-                        code = *c - 'a';
-
-                                                       run->steps[ run->step_count ++ ] = code;
-                                               }
-                                               else
-                                               {
-                                                       if( *c == ',' || *c == '\n' )
+                     /* Control characters */
+                                                       if( *c == ',' || *c == '\n' ) /* Next terminal */
                                                        {
                                                                reg_start ++;
                                                                
                                                                if( *c == '\n' )
                                                                        break;
                                                        }
-                                                       else if( *c == ':' )
+                                                       else if( *c == ':' ) /* New run starting */
                                                        {
                                                                terminal->runs[ terminal->run_count ].step_count = 0;
                                                                terminal->run_count ++;
-                                                               world.max_runs = vg_max( world.max_runs, terminal->run_count );
+                                                               world.max_runs = 
+                           vg_max( world.max_runs, terminal->run_count );
                                                        }
                                                        else
                                                        {
-                                                               vg_error( "Unkown attribute '%c' (row: %u)\n", *c, world.h );
+                                                               vg_error( "Unkown attribute '%c' (row: %u)\n", 
+                              *c, world.h );
                                                                goto IL_REG_ERROR;
                                                        }
                                                }
@@ -796,17 +1141,19 @@ static int map_load( const char *str, const char *name )
                                        {
                                                if( links_satisfied < arrlen( links_to_make ) )
                                                {
-                                                       struct cell *target = &world.data[ links_to_make[ links_satisfied ] ];
+                                                       struct cell *target = 
+                        &world.data[ links_to_make[ links_satisfied ] ];
                                                        
-                                                       if( (((u32)*c >= (u32)'0') && ((u32)*c <= (u32)'9')) || *c == '-' )
-                                                       {
+                     if( map_load_is_digit( *c ) )
+                     {
                                                                if( link_id_n >= vg_list_size( link_id_buffer )-1 )
                                                                {
-                                                                       vg_error( "Number was way too long to be parsed (row: %u)\n", world.h );
+                                                                       vg_error( "Number was way too long to be parsed"
+                                     " (row: %u)\n", world.h );
                                                                        goto IL_REG_ERROR;
                                                                }
                                                                
-                                                               link_id_buffer[ link_id_n ++ ] = *c;                                                            
+                                                               link_id_buffer[ link_id_n ++ ] = *c;
                                                        }
                                                        else if( *c == ',' || *c == '\n' )
                                                        {
@@ -822,13 +1169,15 @@ static int map_load( const char *str, const char *name )
                                                        }
                                                        else
                                                        {
-                                                               vg_error( "Invalid character '%c' (row: %u)\n", *c, world.h );
+                                                               vg_error( "Invalid character '%c'"
+                                  " (row: %u)\n", *c, world.h );
                                                                goto IL_REG_ERROR;
                                                        }
                                                }
                                                else
                                                {
-                                                       vg_error( "Too many values to assign (row: %u)\n", world.h );
+                                                       vg_error( "Too many values to assign"
+                               " (row: %u)\n", world.h );
                                                        goto IL_REG_ERROR;
                                                }
                                        }
@@ -837,22 +1186,25 @@ static int map_load( const char *str, const char *name )
                                }
                        }
                        
-                       // Registry length-error checks
+                       /* Registry length-error checks */
                        if( reg_start != reg_end )
                        {
-                               vg_error( "Not enough spawn values assigned (row: %u, %u of %u)\n", world.h, reg_start, reg_end );
+                               vg_error( "Not enough spawn values assigned (row: %u, %u of %u)\n", 
+                  world.h, reg_start, reg_end );
                                goto IL_REG_ERROR;
                        }
                        
                        if( links_satisfied != arrlen( links_to_make ) )
                        {
-                               vg_error( "Not enough link values assigned (row: %u, %u of %u)\n", world.h, links_satisfied, arrlen( links_to_make ) );
+                               vg_error( "Not enough link values assigned (row: %u, %u of %u)\n", 
+                  world.h, links_satisfied, arrlen( links_to_make ) );
                                goto IL_REG_ERROR;
                        }
                        
                        if( cx != world.w )
                        {
-                               vg_error( "Not enough cells to match previous row definition (row: %u, %u<%u)\n", world.h, cx, world.w );
+                               vg_error( "Not enough cells to match previous row definition"
+                      " (row: %u, %u<%u)\n", world.h, cx, world.w );
                                goto IL_REG_ERROR;
                        }
                        
@@ -868,234 +1220,43 @@ static int map_load( const char *str, const char *name )
                {
                        if( cx == world.w )
                        {
-                               vg_error( "Too many cells to match previous row definition (row: %u, %u>%u)\n", world.h, cx, world.w );
+                               vg_error( "Too many cells to match previous row definition"
+                      " (row: %u, %u>%u)\n", world.h, cx, world.w );
                                goto IL_REG_ERROR;
                        }
                        
-                       // Tile initialization
-                       // row[ cx ] .. etc
                        struct cell *cell = &row[ cx ];
-                       cell->config = 0xF;
-                       
-                       cell->links[0] = 0;
-                       cell->links[1] = 0;
-
-                       if( *c == '+' || *c == '-' || *c == '*' )
-                       {
-                               struct cell_terminal *term = arraddnptr( world.io, 1 );
-                               term->pos[0] = cx;
-                               term->pos[1] = world.h;
-                               
-                               term->run_count = 1;
-                               term->runs[0].step_count = 0;
-                               
-                               switch( *c )
-                               {
-                                       case '+': cell->state = FLAG_INPUT; break;
-                                       case '-': cell->state = FLAG_OUTPUT; break;
-                                       case '*': cell->state = FLAG_EMITTER; break;
-                               }
+         map_load_cell( cell, *c, cx );
+      
+         if( map_load_is_terminal(*c) )
+            reg_end ++;
 
-                               reg_end ++;
-                       }
-         else if( *c == '.' ) cell->state = FLAG_INPUT_NICE;
-                       else if( *c == '#' ) cell->state = FLAG_WALL;
-                       else if( ((u32)*c >= (u32)'A') && ((u32)*c <= (u32)'A'+0xf) )
-                       {
-                               // Canal flag bits (4bit/16 value): 
-                               //                                                      0: Canal present
-                               //                                                      1: Is trigger
-                               //                                                      2: Reserved
-                               //                                                      3: Reserved
-                               
-                               cell->state = ((u32)*c - (u32)'A') & (FLAG_CANAL|FLAG_IS_TRIGGER);
-                               
-                               if( cell->state & FLAG_IS_TRIGGER )
-                                       arrpush( links_to_make, cx + world.h*world.w );
-                               
-                               world.score ++; 
-                       }
-                       else cell->state = 0x00;
-                       
+         if( cell->state & FLAG_IS_TRIGGER )
+            arrpush( links_to_make, cx + world.h*world.w );
+         
                        cx ++;
                }
        
                c ++;
        }
 
-       // Assign emitter codes
        for( int i = 0; i < arrlen( world.io ); i ++ )
        {
-               struct cell_terminal *term = &world.io[i];
-               struct cell *cell = pcell( term->pos );
-
-               if( cell->state & FLAG_EMITTER )
-               {
-         if( (term->run_count > 0) && (term->runs[0].step_count >= 2) )
-         {
-            cell->emit[0] = term->runs[0].steps[0];
-            cell->emit[1] = term->runs[0].steps[1];
-         }
-         else
-         {
-            vg_error( "Emitter was not assigned emit values\n" );
-            goto IL_REG_ERROR;
-         }
-               }
+      if( !map_load_apply_emitter_codes( &world.io[i] ) )
+         goto IL_REG_ERROR;
        }
-               
-       // Update data texture to fill out the background
-       {
-               u8 info_buffer[64*64*4];
-               for( int x = 0; x < 64; x ++ )
-               {
-                       for( int y = 0; y < 64; y ++ )
-                       {
-                               u8 *px = &info_buffer[((x*64)+y)*4];
-                               
-                               // Fade out edges of world so that there isnt an obvious line
-                               int dist_x = 16 - VG_MIN( VG_MIN( x, 16 ), 16-VG_MAX( x-16-world.w, 0 ) );
-                               int dist_y = 16 - VG_MIN( VG_MIN( y, 16 ), 16-VG_MAX( y-16-world.h, 0 ) );
-                               int dist = VG_MAX( dist_x, dist_y ) * 16;
-
-                               int value = VG_MAX( 0, 0xFF-0x3F + hash21i( (v2i){x,y}, 0x3F ) - dist );
-                               
-                               px[0] = value;
-                               px[1] = 0;
-                               px[2] = 0;
-                               px[3] = 0;
-                       }
-               }
-               
-               // Level selection area
-               
-               for( int i = 0; i < vg_list_size( career_packs ); i ++ )
-               {
-                       struct career_level_pack *grid = &career_packs[ i ];
-               
-                       int j = 0;
-
-                       for( int y = 0; y < grid->dims[1]; y ++ )
-                       {
-                               for( int x = 0; x < grid->dims[0]; x ++ )
-                               {
-                                       u8 *px = &info_buffer[((y+16+grid->origin[1])*64+16+x+grid->origin[0])*4];
-                                       px[0] = 0x10;
+       
+   map_load_draw_background();
+       map_reclassify( NULL, NULL, 1 );
 
-                                       if( j < grid->count )
-                                       {
-                                               struct cmp_level *lvl = &grid->pack[ j ++ ];
-                                               v2i_add( grid->origin, (v2i){x,y}, lvl->btn.position );
-                                       }
-                               }
-                       }
-               }
-               
-               info_buffer[(((16+world.h-3)*64)+world.w+16-1)*4] = 0x30;
-               info_buffer[(((16+world.h-2)*64)+world.w+16-1)*4] = 0x30;
+   if( !map_load_validate() )
+      goto IL_REG_ERROR;
 
-               // Random walks.. kinda
-               for( int i = 0; i < arrlen(world.io); i ++ )
-               {
-                       struct cell_terminal *term = &world.io[ i ];
-                       
-                       v2i turtle;
-                       v2i turtle_dir;
-                       int original_y;
+       /*
+    * At this point the world is in a fully loaded and complete state
+    */
 
-                       // Only make breakouts for terminals on the edge
-                       if( !(term->pos[1] == 1 || term->pos[1] == world.h-2) )
-                               continue;
-                       
-                       turtle[0] = 16+term->pos[0];
-                       turtle[1] = 16+term->pos[1];
-                       
-                       turtle_dir[0] = 0;
-                       turtle_dir[1] = pcell(term->pos)->state & (FLAG_INPUT|FLAG_EMITTER)? 1: -1;
-                       original_y = turtle_dir[1];
-                       
-                       info_buffer[((turtle[1]*64)+turtle[0])*4] = 0;  
-                       v2i_add( turtle_dir, turtle, turtle );
-                       
-                       for( int i = 0; i < 100; i ++ )
-                       {
-                               info_buffer[((turtle[1]*64)+turtle[0])*4] = 0;
-                               
-                               v2i_add( turtle_dir, turtle, turtle );
-                               
-                               if( turtle[0] == 0 ) break;
-                               if( turtle[0] == 63 ) break;
-                               if( turtle[1] == 0 ) break;
-                               if( turtle[1] == 63 ) break;
-                               
-                               int random_value = hash21i( turtle, 0xFF );
-                               if( random_value > 255-40 && !turtle_dir[0] )
-                               {
-                                       turtle_dir[0] = -1;
-                                       turtle_dir[1] = 0;
-                               }
-                               else if( random_value > 255-80 && !turtle_dir[0] )
-                               {
-                                       turtle_dir[0] = 1;
-                                       turtle_dir[1] = 0;
-                               }
-                               else if( random_value > 255-100 )
-                               {
-                                       turtle_dir[0] = 0;
-                                       turtle_dir[1] = original_y;
-                               }
-                       }
-               }
-               
-               glBindTexture( GL_TEXTURE_2D, world.background_data );
-               glTexSubImage2D( GL_TEXTURE_2D, 0, 0, 0, 64, 64, GL_RGBA, GL_UNSIGNED_BYTE, info_buffer );
-       }
-       
        arrfree( links_to_make );
-       
-       map_reclassify( NULL, NULL, 1 );
-       
-       // Validate links
-       for( int i = 0; i < world.h*world.w; i ++ )
-       {
-               struct cell *src = &world.data[i];
-               if( src->state & FLAG_IS_TRIGGER )
-               {
-                       int link_id = src->links[0]?0:1;
-                       if( src->links[link_id] <= world.h*world.w )
-                       {               
-                               struct cell *target = &world.data[ src->links[link_id] ];
-                               if( ((target->state & FLAG_CANAL) && (target->config == k_cell_type_split))
-                                       || (target->state & FLAG_EMITTER) )
-                               {
-                                       if( target->links[ link_id ] )
-                                       {
-                                               vg_error( "Link target was already targeted\n" );
-                                               goto IL_REG_ERROR;
-                                       }
-                                       else
-                                       {
-                                               // Valid link
-                                               target->links[ link_id ] = i;
-                                               target->state |= FLAG_TARGETED;
-                                       }
-                               }
-                               else
-                               {
-                                       vg_error( "Link target was invalid\n" );
-                                       goto IL_REG_ERROR;
-                               }
-                       }
-                       else
-                       {
-                               vg_error( "Link target out of bounds\n" );
-                               goto IL_REG_ERROR;
-                       }
-               }
-       }
-       
-   // ==========================================================
-   // Successful load
 
        vg_success( "Map '%s' loaded! (%u:%u)\n", name, world.w, world.h );
        
@@ -1104,7 +1265,7 @@ static int map_load( const char *str, const char *name )
        strncpy( world.map_name, name, vg_list_size( world.map_name )-1 );
        world.initialzed = 1;
 
-       // Setup world button locations
+       /* Setup world button locations */
        for( int i = 0; i < vg_list_size( world.st.buttons ); i ++ )
        {
                struct world_button *btn = &world.st.buttons[i];
@@ -1112,10 +1273,9 @@ static int map_load( const char *str, const char *name )
                btn->position[1] = world.h -i -2;
        }
 
-       // Allocate buffers for render commands
+       /* Allocate buffers for render commands */
        world.cmd_buf_tiles = malloc( world.w*world.h* sizeof( struct render_cmd ) );
        world.max_commands = world.w*world.h;
-       
        return 1;
        
 IL_REG_ERROR:
@@ -1137,15 +1297,17 @@ static void map_serialize( FILE *stream )
                        else if( cell->state & FLAG_INPUT ) fputc( '+', stream );
                        else if( cell->state & FLAG_OUTPUT ) fputc( '-', stream );
                        else if( cell->state & FLAG_EMITTER ) fputc( '*', stream );
-                       else if( cell->state & (FLAG_CANAL|FLAG_IS_TRIGGER|FLAG_RESERVED0|FLAG_RESERVED1) ) 
+                       else if( cell->state & FLAG_4B_GROUP )
                        {
-                               fputc( (cell->state & (FLAG_CANAL|FLAG_IS_TRIGGER|FLAG_RESERVED0|FLAG_RESERVED1)) + (u32)'A', stream );
+            /*
+             * Serialize the '4 bit group' into ABCD...
+             */
+                               fputc( (cell->state & FLAG_4B_GROUP) + (u32)'A', stream );
                        }
                        else fputc( ' ', stream );
                }
                
                fputc( ';', stream );
-               
                int terminal_write_count = 0;
                
                for( int x = 0; x < world.w; x ++ )
@@ -1185,7 +1347,8 @@ static void map_serialize( FILE *stream )
                                        fputc( ',', stream );
                                terminal_write_count ++;
                                
-                               fprintf( stream, "%d", cell->links[0]? -cell->links[0]: cell->links[1] );
+                               fprintf( stream, "%d", 
+                  cell->links[0]? -cell->links[0]: cell->links[1] );
                        }
                }
                
@@ -1193,9 +1356,9 @@ static void map_serialize( FILE *stream )
        }
 }
 
-// CAREER STATE
-// ===========================================================================================================
-
+/*
+ * Career state
+ */
 #pragma pack(push,1)
 struct dcareer_state
 {
@@ -1266,10 +1429,11 @@ static void career_pass_level( struct cmp_level *lvl, int score, int upload )
                if( lvl->unlock ) 
          career_unlock_level( lvl->unlock );
                
+               #ifdef VG_STEAM
                if( lvl->achievement )
                        sw_set_achievement( lvl->achievement );
 
-               // Check ALL maps to trigger master engineer
+               /* Check ALL maps to trigger master engineer */
                for( int i = 0; i < vg_list_size( career_packs ); i ++ )
                {
                        struct career_level_pack *set = &career_packs[i];
@@ -1282,6 +1446,7 @@ static void career_pass_level( struct cmp_level *lvl, int score, int upload )
                }
                
                sw_set_achievement( "MASTER_ENGINEER" );
+               #endif
        }
 }
 
@@ -1296,12 +1461,16 @@ static void career_load(void)
        i64 sz;
        struct dcareer_state encoded;
 
-       // Blank save state
+       /* Blank save state */
        memset( (void*)&encoded, 0, sizeof( struct dcareer_state ) );   
        encoded.in_map = 0;
        encoded.levels[0].unlocked = 1;
        
-       // Load and copy data into encoded
+       /* 
+    * Load and copy, this step is just to ensure old/newer saves can be loaded
+    * without crashing. Old saves will load fine, too new saves will lose data,
+    * such a situation should rarely (never) happen with the steam version.
+    */
        void *cr = vg_asset_read_s( "sav/game.sv2", &sz );
        
        if( cr )
@@ -1311,17 +1480,18 @@ static void career_load(void)
                
                if( sz <= offsetof( struct dcareer_state, levels ) )
                {
-                       vg_warn( "This save file is too small to have a header. Creating a blank one\n" );
+                       vg_warn( "This save file is too small to have a header. "
+                  "Creating a blank one\n" );
                        free( cr );
                }
                
-               memcpy( (void*)&encoded, cr, VG_MIN( sizeof( struct dcareer_state ), sz ) );
+               memcpy( (void*)&encoded, cr, VG_MIN( sizeof( struct dcareer_state ), sz));
                free( cr );
        }
        else
                vg_info( "No save file... Using blank one\n" );
        
-       // Reset memory
+       /* Reset memory */
        for( int i = 0; i < vg_list_size( career_packs ); i ++ )
        {
                struct career_level_pack *set = &career_packs[i];
@@ -1330,12 +1500,11 @@ static void career_load(void)
                        career_reset_level( &set->pack[j] );
        }
        
-       // Header information
-       // =================================
+       /* Header information */
        
        struct cmp_level *lvl_to_load = &career_packs[0].pack[0];
 
-       // Decode everything from dstate
+       /* Decode everything from dstate */
        for( int i = 0; i < vg_list_size( career_packs ); i ++ )
        {
                struct career_level_pack *set = &career_packs[i];
@@ -1350,7 +1519,10 @@ static void career_load(void)
          {
             lvl->completed_score = src->score;
 
-            // Apply unlocking to next levels in case there was an update
+            /* 
+             * Apply unlocking trigger to next levels,
+             * in case the level graph was updated in the future
+             */
             if( lvl->unlock )
                career_unlock_level( lvl->unlock );
          }
@@ -1368,12 +1540,15 @@ static void career_load(void)
 
        career_load_success = 1;
 
-   if( encoded.version < MARBLE_COMP_VERSION || 1 )
+#if 0
+   if( encoded.version < MARBLE_COMP_VERSION )
       world.st.state = k_game_state_update;
+#endif
 }
 
-// MAIN GAMEPLAY
-// ===========================================================================================================
+/*
+ * Main gameplay
+ */
 static int is_simulation_running(void)
 {
        return world.st.buttons[ k_world_button_sim ].state;
@@ -1440,7 +1615,7 @@ static int world_check_pos_ok( v2i co, int dist )
 
 static int cell_interactive( v2i co )
 {
-       struct cell *cell;
+       struct cell *cell = NULL;
 
        // Bounds check
        if( world_check_pos_ok( co, 1 ) )
@@ -1965,7 +2140,9 @@ static void vg_update(void)
                                                        if( cell_entry->config == k_cell_type_con_r || cell_entry->config == k_cell_type_con_u 
                                                                || cell_entry->config == k_cell_type_con_l || cell_entry->config == k_cell_type_con_d )
                                                        {
+                                                               #ifdef VG_STEAM
                                                                sw_set_achievement( "CAN_DO_THAT" );
+                                                               #endif
 
                                                                fish->state = k_fish_state_soon_alive;
                                                                
@@ -1994,7 +2171,7 @@ static void vg_update(void)
                        for( int i = 0; i < world.num_fishes; i ++ )
                        {
                                struct fish *fish = &world.fishes[i];
-                               
+
                                // Apply movement
                                if( fish->state == k_fish_state_alive )
                                        v2i_add( fish->pos, fish->dir, fish->pos );
@@ -2002,7 +2179,7 @@ static void vg_update(void)
                                if( fish->state == k_fish_state_alive || fish->state == k_fish_state_soon_alive )
                                {
                                        struct cell *cell_current = pcell( fish->pos );
-
+               
                                        if( cell_current->state & FLAG_IS_TRIGGER )
                                        {
                                                int trigger_id = cell_current->links[0]?0:1;
@@ -2053,7 +2230,8 @@ static void vg_update(void)
                        {
                                fi = &world.fishes[i];
                                
-                               if( fi->state == k_fish_state_alive )
+                               if( (fi->state == k_fish_state_alive) |
+                (fi->state == k_fish_state_soon_alive) )
                                {
                                        int continue_again = 0;
                                
@@ -2061,7 +2239,8 @@ static void vg_update(void)
                                        {
                                                fj = &world.fishes[j];
                                                
-                                               if( fj->state == k_fish_state_alive )
+                                               if( (fj->state == k_fish_state_alive) |
+                      (fj->state == k_fish_state_soon_alive) )
                                                {
                                                        v2i fi_prev;
                                                        v2i fj_prev;
@@ -2082,7 +2261,9 @@ static void vg_update(void)
                                                        
                                                        if( collide_next_frame || collide_this_frame )
                                                        {
+                                                               #ifdef VG_STEAM
                                                                sw_set_achievement( "BANG" );
+                                                               #endif
 
                                                                // Shatter death (+0.5s)
                                                                float death_time = world.sim_internal_time + ( collide_this_frame? 0.0f: 0.5f );
@@ -2225,8 +2406,10 @@ static void vg_update(void)
                                }
                                else
                                {
+                                       #ifdef VG_STEAM
                                        if( world.sim_run > 0 )
                                                sw_set_achievement( "GOOD_ENOUGH" );
+                                       #endif
 
                                        vg_error( "Level failed :(\n" );
                                }
@@ -2338,7 +2521,8 @@ static void vg_update(void)
        }
 }
 
-static void render_tile( v2i pos, struct cell *ptr, v4f const regular_colour, v4f const selected_colour )
+static void render_tile( v2i pos, struct cell *ptr, v4f const regular_colour, 
+      v4f const selected_colour, int with_glow )
 {
        int selected = world.selected == pos[1]*world.w + pos[0];
        int uv[2];
@@ -2352,6 +2536,25 @@ static void render_tile( v2i pos, struct cell *ptr, v4f const regular_colour, v4
                uv[0], 
                uv[1] 
        );
+   
+   if( with_glow )
+   {
+      glUniform3fv( SHADER_UNIFORM( shader_tile_main, "uGlowA" ), 
+            1, ptr->glow[0] );
+      glUniform3fv( SHADER_UNIFORM( shader_tile_main, "uGlowB" ), 
+            1, ptr->glow[1] );
+   }
+   else
+   {
+      glUniform3f( SHADER_UNIFORM( shader_tile_main, "uGlowA" ),
+            0.0f,
+            0.0f,
+            0.0f );
+      glUniform3f( SHADER_UNIFORM( shader_tile_main, "uGlowB" ),
+            0.0f,
+            0.0f,
+            0.0f );
+   }
 
        if( selected )
        {
@@ -2383,13 +2586,14 @@ static void render_tile_block( v2i start, v2i end, v4f const regular_colour, v4f
                        struct cell *cell = pcell( pos );
 
                        if( cell->state & (FLAG_CANAL|FLAG_INPUT|FLAG_OUTPUT|FLAG_EMITTER) )
-                               render_tile( pos, cell, regular_colour, selected_colour );
+                               render_tile( pos, cell, regular_colour, selected_colour, 0 );
                }
        }
 }
 
 // Renders all tiles in the command list
-static void render_tiles( v4f const regular_colour, v4f const selected_colour )
+static void render_tiles( v4f const regular_colour, v4f const selected_colour, 
+      int with_glow )
 {
        glUniform4fv( SHADER_UNIFORM( shader_tile_main, "uColour" ), 1, regular_colour );
 
@@ -2403,6 +2607,33 @@ static void render_tiles( v4f const regular_colour, v4f const selected_colour )
                { world.cmd_buf_specials, world.tile_special_count } 
        };
 
+   int world_paused = world.st.buttons[k_world_button_pause].state;
+   if( with_glow && !world_paused )
+   {
+      for( int i = 0; i < world.num_fishes; i ++ )
+      {
+         struct fish *fish = &world.fishes[i];
+
+         if( !(fish->state == k_fish_state_alive ||
+             fish->state == k_fish_state_soon_alive) ) continue;
+
+         struct cell *cell_x = pcell( fish->pos );
+         v3f glow_colour;
+         colour_code_v3( fish->colour, glow_colour );
+         
+         int c = 0;
+         if( cell_x->config == k_cell_type_split )
+            c = cell_x->state & FLAG_FLIP_FLOP? 1:0;
+
+         if( cell_x->config == k_cell_type_merge )
+            c = fish->dir[0]==-1?1:0;
+         
+         v3_muladds( cell_x->glow[c], glow_colour, 
+               powf(world.frame_lerp,2.0f)*0.03f * world.sim_delta_speed, 
+               cell_x->glow[c]);
+      }
+   }
+
        for( int i = 0; i < vg_list_size( render_lists ); i ++ )
        {
                struct render_list *list = &render_lists[i];
@@ -2411,7 +2642,7 @@ static void render_tiles( v4f const regular_colour, v4f const selected_colour )
                        struct render_cmd *cmd = &list->arr[j];
                        struct cell *cell = cmd->ptr;
 
-                       render_tile( cmd->pos, cell, regular_colour, selected_colour );
+                       render_tile( cmd->pos, cell, regular_colour, selected_colour, with_glow );
                }
        }
 }
@@ -2431,11 +2662,11 @@ static int world_button_exec( struct world_button *btn, v2f texture, v3f colour,
        v2i click_tile = { world.tile_x, world.tile_y };
 
        int triggered = 0;
-       int is_hovering = v2i_eq( click_tile, btn->position );
+       int is_hovering = v2i_eq( click_tile, btn->position ) && !gui_want_mouse();
 
        // Set up light targets before logic runs
        if( btn->state )
-               btn->light_target = is_hovering? 0.9f: 0.8f;
+               btn->light_target = is_hovering? 0.7f: 0.6f;
        else
                btn->light_target = is_hovering? 0.2f: 0.0f;
 
@@ -2500,7 +2731,7 @@ static void level_selection_buttons(void)
                        else lvl->btn.extra_light = 0.2f;
                        
                        if( lvl->completed_score )
-                               lvl->btn.extra_light += 0.8f;
+                               lvl->btn.extra_light += 0.6f;
                        
                        enum world_button_status status;
                        if( world_button_exec( 
@@ -2537,17 +2768,38 @@ static void render_sprite( enum sprites_auto_combine_index id, v3f pos )
        struct vg_sprite *sp = &sprites_auto_combine[ id ];
 
        glUniform4fv( SHADER_UNIFORM( shader_sprite, "uUv" ), 1, sp->uv_xywh );
-       glUniform3f( SHADER_UNIFORM( shader_sprite, "uPos" ), pos[0], pos[1], pos[2] * world.st.world_transition );
+       glUniform3f( SHADER_UNIFORM( shader_sprite, "uPos" ), 
+         pos[0], pos[1], pos[2] * world.st.world_transition );
        
        draw_mesh( 0, 2 );
 }
 
+static void vg_framebuffer_resize(int w, int h)
+{
+   glBindTexture( GL_TEXTURE_2D, world.st.colourbuffer );
+   glTexImage2D( GL_TEXTURE_2D, 0, GL_RGB, w, h, 
+         0, GL_RGB, GL_UNSIGNED_BYTE, NULL );
+
+   for( int i=0; i<2; i++ )
+   {
+      glBindTexture( GL_TEXTURE_2D, world.st.bloomcolourbuffer[i] );
+      glTexImage2D( GL_TEXTURE_2D, 0, GL_RGB, 
+            w/EFFECT_BUFFER_RATIO, h/EFFECT_BUFFER_RATIO, 
+            0, GL_RGB, GL_UNSIGNED_BYTE, NULL );
+   }
+}
+
 void vg_render(void)
 {
+   if( enable_bloom || enable_vignette )
+      glBindFramebuffer( GL_FRAMEBUFFER, world.st.framebuffer );
+   else
+      glBindFramebuffer( GL_FRAMEBUFFER, 0 );
+
        glViewport( 0,0, vg_window_x, vg_window_y );
 
        glDisable( GL_DEPTH_TEST );
-       glClearColor( 0.369768f, 0.3654f, 0.42f, 1.0f );
+       glClearColor( 0.14f, 0.14f, 0.14f, 1.0f );
        glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
        
        v4f const colour_default = {1.0f, 1.0f, 1.0f, 1.0f};
@@ -2559,7 +2811,11 @@ void vg_render(void)
        int const empty_start = circle_base+32;
        int const empty_count = circle_base+32*2;
        
+#if 0
    struct world_theme *theme = &world_themes[ world_theme_id ];
+#else
+   struct world_theme *theme = &world_themes[ 0 ];
+#endif
 
        if( !world.initialzed )
                return;
@@ -2589,6 +2845,14 @@ void vg_render(void)
                                cmd->pos[0] = x;
                                cmd->pos[1] = y;
                                cmd->ptr = cell;
+            
+            int world_paused = world.st.buttons[k_world_button_pause].state;
+            if( !world_paused )
+            {
+               float decay = 1.0f - world.sim_delta_speed*0.005f;
+               v3_muls( cell->glow[0], decay, cell->glow[0] );
+               v3_muls( cell->glow[1], decay, cell->glow[1] );
+            }
                        }
                }
        }
@@ -2607,7 +2871,7 @@ void vg_render(void)
        glUniform1i( SHADER_UNIFORM( shader_background, "uTexMain" ), 0 );
        
        glUniform3f( SHADER_UNIFORM( shader_background, "uOffset" ), -16, -16, 64 );
-       glUniform1f( SHADER_UNIFORM( shader_background, "uVariance" ), 0.02f );
+       glUniform1f( SHADER_UNIFORM( shader_background, "uVariance" ), 0.05f );
        
        glActiveTexture( GL_TEXTURE1 );
        glBindTexture( GL_TEXTURE_2D, world.random_samples );
@@ -2636,10 +2900,15 @@ void vg_render(void)
        // rebind textures
        vg_tex2d_bind( &tex_tile_data, 0 );
        vg_tex2d_bind( theme->tex_tiles, 1 );
+   vg_tex2d_bind( &tex_tile_glow, 2 );
    
+       glUniform1i( SHADER_UNIFORM( shader_tile_main, "uTexGlyphs" ), 0 );
+       glUniform1i( SHADER_UNIFORM( shader_tile_main, "uTexWood" ), 1 );
+       glUniform1i( SHADER_UNIFORM( shader_tile_main, "uTexGlow" ), 2 );
+
    glUniform3fv( SHADER_UNIFORM( shader_tile_main, "uShadowing" ), 1, theme->col_shadow );
 
-       render_tiles( colour_default, colour_default );
+       render_tiles( colour_default, colour_default, 1 );
        
        // MARBLES
        // ========================================================================================================
@@ -2691,16 +2960,13 @@ void vg_render(void)
        // ========================================================================================================
        SHADER_USE( shader_tile_main );
 
-       // Bind textures
+       // Re Bind textures
        vg_tex2d_bind( &tex_tile_data, 0 );
-       glUniform1i( SHADER_UNIFORM( shader_tile_main, "uTexGlyphs" ), 0 );
-       
-   // TODO: is this needed to be rebinded?
        vg_tex2d_bind( theme->tex_tiles, 1 );
-       glUniform1i( SHADER_UNIFORM( shader_tile_main, "uTexWood" ), 1 );
+   vg_tex2d_bind( &tex_tile_glow, 2 );
        
        glUniform1f( SHADER_UNIFORM( shader_tile_main, "uForeground" ), 1.0f );
-       render_tiles( colour_default, colour_selected );
+       render_tiles( colour_default, colour_selected, 0 );
 
        //      Draw splitters
        for( int i = 0; i < world.tile_special_count; i ++ )
@@ -2732,7 +2998,9 @@ void vg_render(void)
 
                        m2x2_create_rotation( subtransform, rotation );
 
-                       glUniformMatrix2fv( SHADER_UNIFORM( shader_tile_main, "uSubTransform" ), 1, GL_FALSE, (float *)subtransform );  
+                       glUniformMatrix2fv( SHADER_UNIFORM( shader_tile_main,"uSubTransform" ), 
+               1, GL_FALSE, (float *)subtransform );
+
                        glUniform4f( SHADER_UNIFORM( shader_tile_main, "uOffset" ), 
                                (float)cmd->pos[0], 
                                (float)cmd->pos[1] + 0.125f, 
@@ -2832,7 +3100,8 @@ void vg_render(void)
 
        if( world_button_exec( &world.st.buttons[k_world_button_settings], (v2f){ 1.0f, 2.0f }, btn_orange, &stat ))
        {
-               world.st.state = stat == k_world_button_on_enable? k_game_state_settings: k_game_state_main;    
+               world.st.state = stat == k_world_button_on_enable? 
+         k_game_state_settings: k_game_state_main;     
        }
 
        level_selection_buttons();
@@ -3023,9 +3292,9 @@ void vg_render(void)
 
        glUniformMatrix3fv( SHADER_UNIFORM( shader_wire, "uPv" ), 1, GL_FALSE, (float *)vg_pv );
        
-       v4f const wire_left_colour = { 0.5f, 0.5f, 0.5f, 1.0f };
-       v4f const wire_right_colour = { 0.2f, 0.2f, 0.2f, 1.0f };
-       v4f const wire_drag_colour = { 0.2f, 0.2f, 0.2f, 0.6f };
+       v4f const wire_left_colour = { 0.9f, 0.9f, 0.9f, 1.0f };
+       v4f const wire_right_colour = { 0.5f, 0.5f, 0.5f, 1.0f };
+       v4f const wire_drag_colour = { 0.3f, 0.3f, 0.3f, 0.6f };
        
        glUniform1f( SHADER_UNIFORM( shader_wire, "uTime" ), world.frame_lerp );
        glUniform1f( SHADER_UNIFORM( shader_wire, "uGlow" ), 0.0f );
@@ -3211,7 +3480,6 @@ void vg_render(void)
 
        glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
        glBlendEquation(GL_FUNC_ADD);
-
        
        glDisable(GL_BLEND);
        
@@ -3224,6 +3492,76 @@ void vg_render(void)
        use_mesh( &world.numbers );
        draw_numbers( (v3f){ 2.0f, (float)world.h-1.875f, 0.3333f }, world.score );
        */
+   
+   if( !enable_bloom ) 
+   {
+      if( enable_vignette )
+         goto image_composite;
+
+      return;
+   }
+
+   /* Scale down image and remap colour values */
+       glViewport( 0,0, 
+         vg_window_x/EFFECT_BUFFER_RATIO, vg_window_y/EFFECT_BUFFER_RATIO );
+   glBindFramebuffer( GL_FRAMEBUFFER, world.st.bloomframebuffer[0] );
+   
+   SHADER_USE( shader_post_darken );
+   glActiveTexture( GL_TEXTURE0 );
+   glBindTexture( GL_TEXTURE_2D, world.st.colourbuffer );
+       glUniform1i( SHADER_UNIFORM( shader_post_darken, "uTexMain" ), 0 );
+   
+   draw_mesh( 0, 2 );
+
+   /* Two pass blur */
+   v2f res_inv, blur_dir;
+   res_inv[0] = 1.0f / (float)( vg_window_x/EFFECT_BUFFER_RATIO );
+   res_inv[1] = 1.0f / (float)( vg_window_y/EFFECT_BUFFER_RATIO );
+   
+   SHADER_USE( shader_post_blur );
+       glUniform1i( SHADER_UNIFORM( shader_post_blur, "uTexMain" ), 0 );
+
+   for( int i=0; i<1; i++ )
+   {
+      glBindFramebuffer( GL_FRAMEBUFFER, world.st.bloomframebuffer[1] );
+      
+      v2_mul( (v2f){ 1.0f*(float)(i+1), 0.0f }, res_inv, blur_dir );
+
+      glUniform2fv( SHADER_UNIFORM(shader_post_blur,"uDir"), 1, blur_dir );
+      glActiveTexture( GL_TEXTURE0 );
+      glBindTexture( GL_TEXTURE_2D, world.st.bloomcolourbuffer[0] );
+
+      draw_mesh( 0, 2 );
+
+      v2_mul( (v2f){ 0.0f, 1.0f*(float)(i+1) }, res_inv, blur_dir );
+      
+      glBindFramebuffer( GL_FRAMEBUFFER, world.st.bloomframebuffer[0] );
+      glUniform2fv( SHADER_UNIFORM(shader_post_blur,"uDir"), 1, blur_dir );
+      glBindTexture( GL_TEXTURE_2D, world.st.bloomcolourbuffer[1] );
+      draw_mesh( 0, 2 );
+   }
+
+   /* Scene composite */
+       glViewport( 0,0, vg_window_x, vg_window_y );
+
+image_composite:
+   glBindFramebuffer( GL_FRAMEBUFFER, 0 );
+   
+   SHADER_USE( shader_post_comp );
+
+   glActiveTexture( GL_TEXTURE0 );
+   glBindTexture( GL_TEXTURE_2D, world.st.colourbuffer );
+       glUniform1i( SHADER_UNIFORM( shader_post_comp, "uTexMain" ), 0 );
+   
+   glActiveTexture( GL_TEXTURE1 );
+   glBindTexture( GL_TEXTURE_2D, world.st.bloomcolourbuffer[0] );
+       glUniform1i( SHADER_UNIFORM( shader_post_comp, "uTexBloom" ), 1 );
+   
+   glUniform2f( SHADER_UNIFORM( shader_post_comp, "uComp" ), 
+         enable_bloom? 1.0f: 0.0f,
+         enable_vignette? 0.0f: 1.0f );
+
+   draw_mesh( 0, 2 );
 }
 
 void vg_ui(void) 
@@ -3235,6 +3573,7 @@ void vg_ui(void)
       gui_text( (ui_px [2]){ vg_window_x / 2, 28 }, world.pCmpLevel->description, 1, k_text_align_center );
    }
 
+#if 0
    if( world.st.state == k_game_state_update )
    {
       gui_group_id( 34 );
@@ -3289,7 +3628,9 @@ void vg_ui(void)
       }
       gui_end();
    }
-   else if( world.st.state == k_game_state_settings )
+   else 
+#endif
+   if( world.st.state == k_game_state_settings )
        {
                gui_group_id( 35 );
 
@@ -3309,6 +3650,20 @@ void vg_ui(void)
                        gui_new_node();
                        {
                                gui_text( ui_global_ctx.cursor, "SETTINGS", 2, 0 );
+
+            ui_global_ctx.cursor[2] = 25;
+            gui_align_right();
+            
+            if( gui_button(4) == k_button_click )
+            {
+               world.st.buttons[ k_world_button_settings ].state = 0;
+               world.st.state = k_game_state_main;
+               vg_info( "exit\n" );
+            }
+            ui_global_ctx.cursor[0] += 4;
+            ui_global_ctx.cursor[1] -= 4;
+            gui_text( ui_global_ctx.cursor, "x", 2, 0 );
+            gui_end();
                        }
                        gui_end();
 
@@ -3374,16 +3729,16 @@ void vg_ui(void)
                        gui_end_down();
 
          // Theme select
-         // TODO: remove code dupe
          ui_global_ctx.cursor[1] += 16;
 
+#if 0
                        gui_text( ui_global_ctx.cursor, "Tile Theme", 1, 0 );
                        ui_global_ctx.cursor[1] += 20;
 
                        gui_new_node();
                        {
                                ui_global_ctx.cursor[2] = 25;
-                               if( gui_button( 0 ) == k_button_click )
+                               if( gui_button( 2 ) == k_button_click )
                                {
                                        if( world_theme_id > 0 )
                                                world_theme_id --;
@@ -3403,7 +3758,7 @@ void vg_ui(void)
                                gui_end_right();
 
                                ui_global_ctx.cursor[2] = 25;
-                               if( gui_button( 1 ) == k_button_click )
+                               if( gui_button( 3 ) == k_button_click )
                                {
                                        if( world_theme_id < vg_list_size( world_themes )-1 )
                                                world_theme_id ++;
@@ -3412,6 +3767,90 @@ void vg_ui(void)
                                gui_end_down();
                        }
                        gui_end_down();
+#endif
+
+                       gui_text( ui_global_ctx.cursor, "Graphics", 1, 0 );
+                       ui_global_ctx.cursor[1] += 20;
+
+                       gui_new_node();
+                       {
+                               ui_global_ctx.cursor[2] = 200;
+                               if( gui_button( 5 ) == k_button_click )
+                               {
+               enable_bloom ^= 0x1;
+                               }
+            ui_global_ctx.cursor[0] += 4;
+            ui_global_ctx.cursor[1] += 4;
+                               gui_text( ui_global_ctx.cursor, enable_bloom? 
+                  "Bloom: ENABLED":
+                  "Bloom: DISABLED", 1, 0 );
+                               gui_end_down();
+                       }
+                       gui_end_down();
+
+                       ui_global_ctx.cursor[1] += 10;
+                       gui_new_node();
+                       {
+                               ui_global_ctx.cursor[2] = 200;
+                               if( gui_button( 6 ) == k_button_click )
+                               {
+               enable_vignette ^= 0x1;
+                               }
+            ui_global_ctx.cursor[0] += 4;
+            ui_global_ctx.cursor[1] += 4;
+                               gui_text( ui_global_ctx.cursor, enable_vignette? 
+                  "Vignette: ENABLED":
+                  "Vignette: DISABLED", 1, 0 );
+                               gui_end_down();
+                       }
+                       gui_end_down();
+
+                       ui_global_ctx.cursor[1] += 16;
+                       gui_text( ui_global_ctx.cursor, "Music Volume", 1, 0 );
+                       ui_global_ctx.cursor[1] += 20;
+
+                       gui_new_node();
+                       {
+            ui_px slider_start = ui_global_ctx.cursor[0];
+            
+            float const bar_width = 45.0f,
+                        bar_total = 200.0f,
+                        bar_movement = bar_total-bar_width,
+                        bar_start = bar_width * 0.5f;
+
+                               ui_global_ctx.cursor[2] = bar_total;
+            ui_fill_rect( &ui_global_ctx, 
+                          ui_global_ctx.cursor, 
+                          0xff111111 );
+
+                               ui_global_ctx.cursor[2] = bar_width;
+            ui_global_ctx.cursor[0] = slider_start + music_volume * bar_movement;
+            
+            int status = gui_button( 7 );
+            
+            static ui_px drag_start = 0.0f;
+
+            if( status == k_button_start_click )
+               drag_start = ui_global_ctx.mouse[0];
+            else if( ui_global_ctx.capture_lock && 
+                     (ui_global_ctx.capture_mouse_id == ui_group_id(&ui_global_ctx,7)))
+            {
+               ui_px drag_offset = ui_global_ctx.mouse[0] - drag_start;
+               float offset_local = (drag_start + drag_offset - slider_start - bar_start) / bar_movement;
+
+               music_volume = vg_minf( vg_maxf( offset_local, 0.0f ), 1.0f );
+               music_volume_update();
+            }
+            
+            ui_global_ctx.cursor[0] += 4;
+            ui_global_ctx.cursor[1] += 4;
+            
+            char volbuf[12];
+            snprintf( volbuf, 12, "%.2f", music_volume );
+                               gui_text( ui_global_ctx.cursor, volbuf, 1, 0 );
+                               gui_end_down();
+                       }
+                       gui_end_down();
                }
                gui_end();
        }
@@ -3684,6 +4123,34 @@ void vg_start(void)
       .data_type = k_convar_dtype_i32,
       .opt_i32 = { .min = 0, .max = vg_list_size( world_themes )-1, .clamp = 1 },
       .persistent = 1,
+      .update = NULL
+   });
+
+   vg_convar_push( (struct vg_convar){
+      .name = "enable_bloom",
+      .data = &enable_bloom,
+      .data_type = k_convar_dtype_i32,
+      .opt_i32 = { .min = 0, .max = 1, .clamp = 1 },
+      .persistent = 1,
+      .update = NULL
+   });
+
+   vg_convar_push( (struct vg_convar){
+      .name = "enable_vignette",
+      .data = &enable_vignette,
+      .data_type = k_convar_dtype_i32,
+      .opt_i32 = { .min = 0, .max = 1, .clamp = 1 },
+      .persistent = 1,
+      .update = NULL
+   });
+
+   vg_convar_push( (struct vg_convar){
+      .name = "music_volume",
+      .data = &music_volume,
+      .data_type = k_convar_dtype_f32,
+      .opt_f32 = { .min = 0.0f, .max = 1.0f, .clamp = 1 },
+      .persistent = 1,
+      .update = music_volume_update
    });
 
        // Combined quad, long quad / empty circle / filled circle mesh
@@ -3793,7 +4260,7 @@ void vg_start(void)
                glGenTextures( 1, &world.random_samples );
                glBindTexture( GL_TEXTURE_2D, world.random_samples );
                glTexImage2D( GL_TEXTURE_2D, 0, GL_RG, 512, 512, 0, GL_RG, GL_UNSIGNED_BYTE, data );
-               vg_tex2d_linear();
+               vg_tex2d_nearest();
                vg_tex2d_repeat();
                
                free( data );
@@ -3809,10 +4276,48 @@ void vg_start(void)
        // Restore gamestate
        career_local_data_init();
        career_load();
+
+   /* Create framebuffers */
+   glGenFramebuffers( 1, &world.st.framebuffer );
+   glBindFramebuffer( GL_FRAMEBUFFER, world.st.framebuffer );
+
+   glGenTextures( 1, &world.st.colourbuffer );
+   glBindTexture( GL_TEXTURE_2D, world.st.colourbuffer );
+   glTexImage2D( GL_TEXTURE_2D, 0, GL_RGB, vg_window_x, vg_window_y, 
+         0, GL_RGB, GL_UNSIGNED_BYTE, NULL);
+
+   glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
+   glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
+   glFramebufferTexture2D( GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 
+         world.st.colourbuffer, 0);
+   
+   /* Bloom framebuffer (quater res) */
+   glGenFramebuffers( 2, world.st.bloomframebuffer );
+   glGenTextures( 2, world.st.bloomcolourbuffer );
+
+   for( int i=0; i<2; i++ )
+   {
+      glBindFramebuffer( GL_FRAMEBUFFER, world.st.bloomframebuffer[i] );
+
+      glBindTexture( GL_TEXTURE_2D, world.st.bloomcolourbuffer[i] );
+      glTexImage2D( GL_TEXTURE_2D, 0, GL_RGB, 
+            vg_window_x/EFFECT_BUFFER_RATIO, vg_window_y/EFFECT_BUFFER_RATIO, 
+            0, GL_RGB, GL_UNSIGNED_BYTE, NULL);
+      vg_tex2d_clamp();
+
+      glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
+      glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
+      glFramebufferTexture2D( GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, 
+            GL_TEXTURE_2D, world.st.bloomcolourbuffer[i], 0);
+   }
 }
 
 void vg_free(void)
 {
+#ifdef VG_STEAM
+       sw_free_opengl();
+#endif
+
        console_save_map( 0, NULL );
        career_serialize();
 
index ad4c6f3995615b644915ebe23002ef0f1c9db42e..d617c9b7dee52608b1a751970a2c414a6ad68bad 100644 (file)
@@ -2,6 +2,7 @@
 // ===========================================================================================================
 
 vg_tex2d tex_tile_data =       { .path = "textures/tileset.qoi" };
+vg_tex2d tex_tile_glow =   { .path = "textures/lineset.qoi" };
 vg_tex2d tex_tile_detail = { .path = "textures/tile_overlays.qoi" };
 
 vg_tex2d tex_tiles_wood =      { .path = "textures/tile_wood.qoi" };
@@ -16,6 +17,7 @@ vg_tex2d tex_sprites          =  { .path = "textures/autocombine.qoi" };
 vg_tex2d *texture_list[] = { 
    &tex_tile_detail, 
    &tex_tile_data, 
+   &tex_tile_glow,
    &tex_tiles_wood, 
    &tex_tiles_min, 
    &tex_tiles_lab, 
@@ -102,6 +104,11 @@ sound/y8.ogg\0\
 sound/win.ogg\0"
 };
 
+sfx_set audio_music =
+{
+   .sources = "sound/mccompt2.ogg\0"
+};
+
 // One two or three layers of rolling noise
 sfx_system audio_system_balls_rolling =
 {
@@ -136,6 +143,22 @@ sfx_system audio_system_ui =
        .name = "UI"
 };
 
+sfx_system audio_system_music =
+{
+ .vol = 1.0f,
+ .ch = 2,
+ .vol_src = &audio_volume_music,
+ .name = "music",
+ .flags = SFX_FLAG_REPEAT | SFX_FLAG_PERSISTENT | SFX_FLAG_STEREO
+};
+
+static void *load_and_play_bgm( void *_inf )
+{
+   sfx_set_init( &audio_music, NULL );
+   sfx_set_play( &audio_music, &audio_system_music, 0 );
+   return NULL;
+}
+
 static void resource_load_main(void)
 {
        // Textures // UI
@@ -148,6 +171,8 @@ static void resource_load_main(void)
        sfx_set_init( &audio_random, NULL );
        sfx_set_init( &audio_clicks, NULL );
        sfx_set_init( &audio_tones, NULL );
+
+   vg_thread_run( load_and_play_bgm, NULL );
 }
 
 static void resource_free_main(void)
@@ -232,9 +257,9 @@ SHADER_DEFINE( shader_ball,
                "vec2 shadow_coords_sqr = shadow_coords*shadow_coords;"
                "float shadow = exp(-((shadow_coords_sqr.x+shadow_coords_sqr.y)-0.0125)*15.0);"
                
-               "vec3 marble_comp = uColour*0.9 + (noise_sample.x*0.7+pow(rim_light,3.0)*2.0) * 0.1;"
+               "vec3 marble_comp = uColour*0.6 + (noise_sample.x*2.7+pow(rim_light,3.0)*2.0) * 0.1;"
                //"vec4 colour_comp = mix( vec4(0.74,0.53,0.34,shadow), vec4(marble_comp,1.0), circle_factor );"
-               "vec4 colour_comp = mix( vec4(0.2,0.2,0.2,shadow), vec4(marble_comp,1.0), circle_factor );"
+               "vec4 colour_comp = mix( vec4(0.0,0.0,0.0,shadow), vec4(marble_comp,1.0), circle_factor );"
                
                "FragColor = colour_comp;"
        "}"
@@ -281,12 +306,15 @@ SHADER_DEFINE( shader_tile_main,
        "out vec4 FragColor;"
        ""
        "uniform sampler2D uTexGlyphs;"
+   "uniform sampler2D uTexGlow;"
        "uniform sampler2D uTexWood;"
        "uniform float uGhost;"
        "uniform float uForeground;"
        "uniform vec2 uMousePos;"
        "uniform vec4 uColour;"
    "uniform vec3 uShadowing;"
+   "uniform vec3 uGlowA;"
+   "uniform vec3 uGlowB;"
        ""
        "in vec4 aTexCoords;"
        "in vec2 aWorldCoords;"
@@ -297,6 +325,7 @@ SHADER_DEFINE( shader_tile_main,
                //"vec3 shadowing_colour = vec3( 0.8, 0.8, 0.8 );"
 
                "vec4 glyph = texture( uTexGlyphs, aTexCoords.xy );"
+      "vec4 glyph_glow = texture( uTexGlow, aTexCoords.xy );"
                "vec4 wood = texture( uTexWood, aTexCoords.zw );"
                "vec4 wood_secondary = texture( uTexWood, aTexCoords.zw + 0.25 );"
                "vec3 wood_comp = mix( wood_secondary.rgb * uShadowing, wood.rgb, clamp( glyph.b*2.0-1.0, 0.0, 1.0 ) );"
@@ -307,13 +336,15 @@ SHADER_DEFINE( shader_tile_main,
                "vec4 output_regular = vec4( wood_comp * shadows, mix( glyph.a, glyph.b, uForeground ) );"
                
                "float ghost_dist = clamp( 1.5 - distance(uMousePos, aWorldCoords), 0.0, 1.0 );"
-               "vec4 output_ghost = vec4( 1.0, 1.0, 1.0, glyph.g * ghost_dist );"
+               "vec4 output_ghost = vec4( 1.0, 1.0, 1.0, glyph.g*ghost_dist );"
+      "vec4 glow_comp = vec4(glyph_glow.b*uGlowA+glyph_glow.g*uGlowB,0.0);"
                
-               "FragColor = mix( output_regular, output_ghost, uGhost ) * uColour;"
+               "FragColor = mix( output_regular, output_ghost, uGhost )*uColour + glow_comp;"
        "}"
        ,
        UNIFORMS({ "uPv", "uOffset", "uTexGlyphs", "uTexWood", "uSubTransform", "uGhost", "uMousePos", 
-         "uColour", "uForeground", "uVisibility", "uShadowing" })
+         "uColour", "uForeground", "uVisibility", "uShadowing", "uTexGlow",
+         "uGlowA", "uGlowB" })
 )
 
 SHADER_DEFINE( shader_background,
@@ -343,30 +374,32 @@ SHADER_DEFINE( shader_background,
        ""
        "void main()"
        "{"
+               "vec4 data_this_tile = texture( uTexMain, aTexCoords );"
+
                "float ao_accum = 0.0;"
+
+      "vec2 random_noise;"
+
                "for( int i=0; i<10; ++i )"
                "{"
-                       "vec2 random_noise = (texture( uSamplerNoise, aTexCoords * 20.0 + float(i) * 0.2 ).xy - vec2( 0.5, 0.5 )) * uVariance;"
+                       "random_noise = (texture( uSamplerNoise, aTexCoords * 10.0 + float(i) * 0.2 ).xy - vec2( 0.5, 0.5 )) * uVariance;"
                        "vec4 background = texture( uTexMain, aTexCoords + random_noise );"
-                       "ao_accum += background.r * clamp((1.0 - length( random_noise )), 0.0, 1.0);"
+         "float height_diff = min(data_this_tile.r - background.r,0.0);"
+
+                       "ao_accum += height_diff * clamp((1.0 - length( random_noise )), 0.0, 1.0);"
                "}"
                "ao_accum *= 0.15;"
                
-               "vec4 data_this_tile = texture( uTexMain, aTexCoords );"
-               
-               "ao_accum -= data_this_tile.r;"
-               "ao_accum *= uVisibility;"
-               
+#if 0
                "vec3 colour_main = mix( vec3( 0.369768, 0.3654, 0.42 ), vec3( 0.275, 0.388, 0.553 ), data_this_tile.g * uVisibility );"
-               
+#endif
+
                "vec2 square_coords = fract( aTexCoords * 64.0 );"
                "vec2 grid_coords = abs( square_coords - 0.5 );"
-               "float edge_contrast = (1.0-ao_accum*0.2);"
-               
-               "float gridline = step( 0.49, max(grid_coords.x,grid_coords.y) );"
-               "float gridline_fadeout = min(max(edge_contrast-1.0, 0.0)*40.0 + data_this_tile.g,10.0);"
-               
-               "FragColor = vec4( colour_main * edge_contrast + gridline * 0.02 * gridline_fadeout, 1.0 );"
+      "float gridline = step( 0.49, max(grid_coords.x,grid_coords.y) );"
+
+               "vec3 colour_main = mix( vec3( 0.14 ) + random_noise.x*0.5, vec3( 0.1 ) + gridline*0.02, data_this_tile.g * uVisibility );"
+               "FragColor = vec4( colour_main + ao_accum*0.05, 1.0 );"
        "}"
        ,
        UNIFORMS({ "uPv", "uOffset", "uTexMain", "uVariance", "uSamplerNoise", "uVisibility" })
@@ -504,6 +537,98 @@ SHADER_DEFINE( shader_sprite,
        UNIFORMS({ "uPv", "uTexMain", "uUv", "uPos" })
 )
 
+SHADER_DEFINE( shader_post_darken,
+   "layout (location=0) in vec2 a_co;"
+       "out vec2 aTexCoords;"
+       ""
+       "void main()"
+       "{"
+               "gl_Position = vec4( a_co * 2.0 - 1.0, 0.0, 1.0 );"
+               "aTexCoords = a_co;"
+       "}",
+
+       "uniform sampler2D uTexMain;"
+       "out vec4 FragColor;"
+       ""
+       "in vec2 aTexCoords;"
+       ""
+       "void main()"
+       "{"
+               "vec4 texture_sample = texture( uTexMain, aTexCoords );"
+               "FragColor = vec4(pow(texture_sample.rgb,vec3(2.2)), 1.0);"
+       "}"
+   ,
+   UNIFORMS({"uTexMain"})
+)
+
+SHADER_DEFINE( shader_post_blur,
+   "layout (location=0) in vec2 a_co;"
+       "out vec2 aTexCoords;"
+       ""
+       "void main()"
+       "{"
+               "gl_Position = vec4( a_co * 2.0 - 1.0, 0.0, 1.0 );"
+               "aTexCoords = a_co;"
+       "}",
+
+       "uniform sampler2D uTexMain;"
+   "uniform vec2 uDir;"
+       "out vec4 FragColor;"
+       ""
+       "in vec2 aTexCoords;"
+       ""
+       "void main()"
+       "{"
+      "vec4 colour = vec4(0.0);"
+
+      "vec2 off1 = vec2(1.411764705882353)  * uDir;"
+      "vec2 off2 = vec2(3.2941176470588234) * uDir;"
+      "vec2 off3 = vec2(5.176470588235294)  * uDir;"
+      "colour += texture2D( uTexMain, aTexCoords ) * 0.1964825501511404;"
+      "colour += texture2D( uTexMain, aTexCoords + off1 ) * 0.2969069646728344;"
+      "colour += texture2D( uTexMain, aTexCoords - off1 ) * 0.2969069646728344;"
+      "colour += texture2D( uTexMain, aTexCoords + off2 ) * 0.09447039785044732;"
+      "colour += texture2D( uTexMain, aTexCoords - off2 ) * 0.09447039785044732;"
+      "colour += texture2D( uTexMain, aTexCoords + off3 ) * 0.010381362401148057;"
+      "colour += texture2D( uTexMain, aTexCoords - off3 ) * 0.010381362401148057;"
+               "FragColor = colour;"
+       "}"
+   ,
+   UNIFORMS({"uTexMain","uDir"})
+)
+
+SHADER_DEFINE( shader_post_comp,
+   "layout (location=0) in vec2 a_co;"
+       "out vec2 aTexCoords;"
+       ""
+       "void main()"
+       "{"
+               "gl_Position = vec4( a_co * 2.0 - 1.0, 0.0, 1.0 );"
+               "aTexCoords = a_co;"
+       "}",
+
+       "uniform sampler2D uTexMain;"
+   "uniform sampler2D uTexBloom;"
+   "uniform vec2 uComp;" /* x: bloom, y: vignette */
+       "out vec4 FragColor;"
+       ""
+       "in vec2 aTexCoords;"
+       ""
+       "void main()"
+       "{"
+               "vec4 texture_sample = texture( uTexMain, aTexCoords );"
+      "vec4 bloom_sample = texture( uTexBloom, aTexCoords );"
+      
+      "vec2 vigCoord = aTexCoords - 0.5;"
+      "float vig = pow(1.0 - dot( vigCoord, vigCoord ), 2.0);"
+      
+               "FragColor = (texture_sample + bloom_sample*0.3*uComp.x)"
+                  " * max(uComp.y, vig);"
+       "}"
+   ,
+   UNIFORMS({"uTexMain", "uTexBloom", "uComp"})
+)
+
 void vg_register(void)
 {
        SHADER_INIT( shader_tile_colour );
@@ -513,6 +638,9 @@ void vg_register(void)
        SHADER_INIT( shader_wire );
        SHADER_INIT( shader_buttons );
        SHADER_INIT( shader_sprite );
+   SHADER_INIT( shader_post_darken );
+   SHADER_INIT( shader_post_comp );
+   SHADER_INIT( shader_post_blur );
 }
 
 /*
@@ -700,7 +828,15 @@ static struct cmp_level cmp_levels_basic[] =
       ._unlock = 32
    },
    {
-      32, "cmp_3and2", "THREE AND FOUR", ""
+      32, "cmp_3and2", "THREE AND FOUR", "",
+      ._linked = 34
+   },
+   {
+      34, "doublex2", "DOUBLE DOUBLE", "Delay & repeat",
+      ._linked = 35
+   },
+   {
+      35, "oddoreven", "ODD OR EVEN", ""
    }
 };
 
@@ -771,6 +907,7 @@ static struct cmp_level cmp_levels_computer[] =
        },
        {
       25, "cmp_plot3x3", "3x3 PLOT", "2 bit x/y",
+      ._unlock = 33,
       .strings =
       {
          {
@@ -780,6 +917,26 @@ static struct cmp_level cmp_levels_computer[] =
 "\t\t\t\t\t\t\t\t\x83           \x84 X       Y \x83           \x84\n"
 "\t\t\t\t\t\t\t\t\x83           \x84           \x83           \x84"
          }
+      }
+       },
+       {
+      33, "compactxor", "Compact XOR", "",
+      .strings =
+      {
+         {
+            .placement = k_placement_top,
+            .str=
+"\t\t\t\t\x8A                   \x8B   \x8A                   \x8B\n"
+"\t\t\t\t\x83                   \x84""A B\x83                   \x84\n"
+"\t\t\t\t\x83                   \x84   \x83                   \x84"
+         },
+         {
+            .placement = k_placement_bottom,
+            .str =
+"\t\t\t\x83                   \x84\n"
+"\t\t\t\x83                   \x84 result a xor b\n"
+"\t\t\t\x83                   \x84"
+         }
       }
        }
 };
@@ -803,7 +960,7 @@ career_packs[] =
       .title = "",
                .count = vg_list_size( cmp_levels_tutorials ),
                .primary_colour = { 0.204f, 0.345f, 0.553f },
-               .origin = { -5, -2 },
+               .origin = { -4, -2 },
                .dims = { 1, 7 }
        },
        {
@@ -818,17 +975,17 @@ career_packs[] =
                .pack = cmp_levels_grad,
       .title = "\x8C\x8E"" Challenge",
                .count = vg_list_size( cmp_levels_grad ),
-               .primary_colour = { 0.553f, 0.345f, 0.204f },
-               .origin = { -5, 6 },
-               .dims = { 5, 1 }
+               .primary_colour = { 0.75f, 0.23f, 0.39f },
+               .origin = { -4, 5 },
+               .dims = { 4, 1 }
        },
        {
                .pack = cmp_levels_computer,
       .title = "\x8C\x8F"" 3 Bit computer\n\n (preview)",
                .count = vg_list_size( cmp_levels_computer ),
-               .primary_colour = { 0.75f, 0.23f, 0.39f },
-               .origin = { -5, 8 },
-               .dims = { 5, 2 }
+               .primary_colour = { 0.75f, 0.14f, 0.1f },
+               .origin = { -4, 6 },
+               .dims = { 4, 1 }
        }
 };
 
diff --git a/maps/compactxor.map b/maps/compactxor.map
new file mode 100644 (file)
index 0000000..8eceb94
--- /dev/null
@@ -0,0 +1,14 @@
+###################;
+###-.-.-###########;:b:b:b,b:::,b:b::b
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+####+.+.+#+.+.+####;b:b::b,:b:b:,b:b:b:,b::b:,b:b:b:,::b:b
+###################;
diff --git a/maps/doublex2.map b/maps/doublex2.map
new file mode 100644 (file)
index 0000000..23315f3
--- /dev/null
@@ -0,0 +1,14 @@
+###################;
+######-#####-######;aa:aaaa:aaaaaa,bb:bbbb:bbbbbb
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+##               ##;
+########+#*########;c:cc:ccc,ab
+###################;
diff --git a/maps/oddoreven.map b/maps/oddoreven.map
new file mode 100644 (file)
index 0000000..c23d619
--- /dev/null
@@ -0,0 +1,9 @@
+################;
+################;
+######        ##;
+######        ##;
+###-##        ##;a:b:a:b
+##   #        ##;
+##   #        ##;
+###*######+#####;ab,ccc:cc:c:cccc
+################;
diff --git a/sound/mccompt2.ogg b/sound/mccompt2.ogg
new file mode 100644 (file)
index 0000000..ec39842
Binary files /dev/null and b/sound/mccompt2.ogg differ
diff --git a/textures/lineset.png b/textures/lineset.png
new file mode 100644 (file)
index 0000000..c8d427e
Binary files /dev/null and b/textures/lineset.png differ
index 9173567f8c6798252def196f6253727976af7081..b8cbeef132789c6ba65406ce84e910efeb5f1921 100644 (file)
Binary files a/textures/tile_minimal.png and b/textures/tile_minimal.png differ
index b52f1a4b340150669de59dc347135c8412fdae7a..7e4ceb75505ef4ea9bdd74ba95095e3ce4d7904b 100644 (file)
@@ -1,4 +1,5 @@
 // Copyright (C) 2021 Harry Godden (hgn) - All Rights Reserved
+#define VG_CONFIG
 
 static struct button_binding vg_button_binds[] = 
 {