X-Git-Url: https://harrygodden.com/git/?a=blobdiff_plain;f=render.h;h=ea88ecc4df956c54f206f50a3b5c5946a17aea43;hb=137d40d96fe923600d8378b8e138e3c276f27ff4;hp=d626b7a0a013e07af77c64dfaac33d727237bca1;hpb=342fcbf6fda017bdd38d56ce0fa7c9e59e589f3b;p=carveJwlIkooP6JGAAIwe30JlM.git

diff --git a/render.h b/render.h
index d626b7a..ea88ecc 100644
--- a/render.h
+++ b/render.h
@@ -16,12 +16,18 @@
 #ifndef RENDER_H
 #define RENDER_H
 
+static f32 k_render_scale  = 1.0f;
+static i32 k_blur_effect   = 1;
+static f32 k_blur_strength = 0.3f;
+static f32 k_fov           = 0.86f;
+static f32 k_cam_height    = 0.8f;
+
 typedef struct framebuffer framebuffer;
 
 /* 
  * All standard buffers used in rendering
  */
-VG_STATIC struct pipeline{
+static struct pipeline{
    glmesh fsquad;
 
    framebuffer *fb_main,
@@ -29,11 +35,8 @@ VG_STATIC struct pipeline{
                *fb_water_beneath,
                *fb_workshop_preview;
    int ready;
-
-   float view_render_scale,
-         water_render_scale;
 }
-gpipeline = { .view_render_scale = 1.0f };
+gpipeline;
 
 struct framebuffer{
    const char *display_name;
@@ -193,7 +196,7 @@ framebuffers[] =
 /* 
  * Get the current (automatically scaled or fixed) resolution of framebuffer
  */
-VG_STATIC void render_fb_get_current_res( struct framebuffer *fb, 
+static void render_fb_get_current_res( struct framebuffer *fb, 
                                           int *x, int *y )
 {
    if( fb->resolution_div ){
@@ -206,7 +209,7 @@ VG_STATIC void render_fb_get_current_res( struct framebuffer *fb,
    }
 }
 
-VG_STATIC void render_fb_inverse_ratio( framebuffer *fb, v2f inverse )
+static void render_fb_inverse_ratio( framebuffer *fb, v2f inverse )
 {
    if( fb ){
       int x, y;
@@ -225,14 +228,14 @@ VG_STATIC void render_fb_inverse_ratio( framebuffer *fb, v2f inverse )
 /*
  * Bind framebuffer for drawing to
  */
-VG_STATIC void render_fb_bind( framebuffer *fb, int use_scaling )
+static void render_fb_bind( framebuffer *fb, int use_scaling )
 {
    int x, y;
    render_fb_get_current_res( fb, &x, &y );
 
    if( use_scaling ){
-      x = gpipeline.view_render_scale*(float)x;
-      y = gpipeline.view_render_scale*(float)y;
+      x = k_render_scale*(float)x;
+      y = k_render_scale*(float)y;
 
       x = VG_MAX( 16, x );
       y = VG_MAX( 16, y );
@@ -248,7 +251,7 @@ VG_STATIC void render_fb_bind( framebuffer *fb, int use_scaling )
 /*
  * Bind framebuffer attachment's texture
  */
-VG_STATIC void render_fb_bind_texture( framebuffer *fb, 
+static void render_fb_bind_texture( framebuffer *fb, 
                                        int attachment, int slot )
 {
    struct framebuffer_attachment *at = &fb->attachments[attachment];
@@ -274,7 +277,7 @@ VG_STATIC void render_fb_bind_texture( framebuffer *fb,
 /* 
  * Convert OpenGL attachment ID enum to string
  */
-VG_STATIC const char *render_fb_attachment_str( GLenum e )
+static const char *render_fb_attachment_str( GLenum e )
 {
    struct { GLenum e; const char *str; }
    formats[] =
@@ -298,7 +301,7 @@ VG_STATIC const char *render_fb_attachment_str( GLenum e )
  * Convert OpenGL texture format enums from TexImage2D table 1,2 &
  * RenderBufferStorage Table 1, into strings
  */
-VG_STATIC const char *render_fb_format_str( GLenum format )
+static const char *render_fb_format_str( GLenum format )
 {
    struct { GLenum e; const char *str; }
    formats[] =
@@ -393,7 +396,7 @@ VG_STATIC const char *render_fb_format_str( GLenum format )
 /*
  * Bind and allocate texture for framebuffer attachment
  */
-VG_STATIC void render_fb_allocate_texture( struct framebuffer *fb, 
+static void render_fb_allocate_texture( struct framebuffer *fb, 
                                            struct framebuffer_attachment *a )
 {
    int rx, ry;
@@ -415,7 +418,7 @@ VG_STATIC void render_fb_allocate_texture( struct framebuffer *fb,
 /* 
  * Full allocation of a framebuffer
  */
-VG_STATIC void render_fb_allocate( struct framebuffer *fb )
+static void render_fb_allocate( struct framebuffer *fb )
 {
    glGenFramebuffers( 1, &fb->fb );
    glBindFramebuffer( GL_FRAMEBUFFER, fb->fb );
@@ -499,10 +502,9 @@ VG_STATIC void render_fb_allocate( struct framebuffer *fb )
 /*
  * Resize/Update all framebuffers(we know about)
  */
-VG_STATIC void render_fb_resize(void)
+static void render_fb_resize(void)
 {
-   if( !gpipeline.ready )
-      return;
+   if( !gpipeline.ready ) return;
 
    for( int i=0; i<vg_list_size(framebuffers); i++ ){
       struct framebuffer *fb = &framebuffers[i];
@@ -513,10 +515,10 @@ VG_STATIC void render_fb_resize(void)
    }
 }
 
-VG_STATIC int render_framebuffer_control( int argc, char const *argv[] );
-VG_STATIC void render_framebuffer_poll( int argc, char const *argv[] );
+static int render_framebuffer_control( int argc, char const *argv[] );
+static void render_framebuffer_poll( int argc, char const *argv[] );
 
-VG_STATIC void async_render_init( void *payload, u32 size )
+static void async_render_init( void *payload, u32 size )
 {
    /* 
     * Complete Framebuffers
@@ -526,12 +528,14 @@ VG_STATIC void async_render_init( void *payload, u32 size )
       render_fb_allocate( fb );
    }
 
+   f32 rh = 0x1p-4f, ih = 0.3f;
+
    float quad[] = { 
       0.00f,0.00f, 1.00f,1.00f, 0.00f,1.00f,    /* fsquad */
       0.00f,0.00f, 1.00f,0.00f, 1.00f,1.00f,    
 
-      0.00f,0.00f, 1.00f,0x1p-4f,0.00f,0x1p-4f,    /* fsquad1 */
-      0.00f,0.00f, 1.00f,0.00f,  1.00f,0x1p-4f,
+      0.00f,0.00f, 1.00f,rh,     0.00f,rh,    /* fsquad1 */
+      0.00f,0.00f, 1.00f,0.00f,  1.00f,rh,
 
       /* 9x9 debug grid */
       /* row0 */
@@ -555,13 +559,13 @@ VG_STATIC void async_render_init( void *payload, u32 size )
       0.30f,0.60f, 0.60f,0.60f, 0.60f,0.90f,
       0.60f,0.60f, 0.90f,0.90f, 0.60f,0.90f,
       0.60f,0.60f, 0.90f,0.60f, 0.90f,0.90f,
+
+      0.00f,ih, 1.00f,ih+rh, 0.00f,ih+rh,    /* fsquad2 */
+      0.00f,ih, 1.00f,ih,    1.00f,ih+rh,
    };
 
    vg_console_reg_cmd( "fb", render_framebuffer_control, 
                              render_framebuffer_poll );
-   vg_console_reg_var( "render_scale", &gpipeline.view_render_scale,
-                       k_var_dtype_f32, VG_VAR_PERSISTENT );
-
    glGenVertexArrays( 1, &gpipeline.fsquad.vao );
    glGenBuffers( 1, &gpipeline.fsquad.vbo );
    glBindVertexArray( gpipeline.fsquad.vao );
@@ -578,8 +582,18 @@ VG_STATIC void async_render_init( void *payload, u32 size )
    gpipeline.ready = 1;
 }
 
-VG_STATIC void render_init(void)
+static void render_init(void)
 {
+   vg_console_reg_var( "blur_strength", &k_blur_strength, k_var_dtype_f32, 0 );
+   vg_console_reg_var( "render_scale", &k_render_scale,
+                       k_var_dtype_f32, VG_VAR_PERSISTENT );
+   vg_console_reg_var( "fov", &k_fov, k_var_dtype_f32, VG_VAR_PERSISTENT );
+   vg_console_reg_var( "cam_height", &k_cam_height, 
+                        k_var_dtype_f32, VG_VAR_PERSISTENT );
+   vg_console_reg_var( "blur_effect", &k_blur_effect, 
+                        k_var_dtype_i32, VG_VAR_PERSISTENT );
+
+
    shader_blit_register();
    shader_blitblur_register();
    shader_blitcolour_register();
@@ -590,22 +604,28 @@ VG_STATIC void render_init(void)
 /*
  * Utility
  */
-VG_STATIC void render_fsquad(void)
+static void render_fsquad(void)
 {
    glBindVertexArray( gpipeline.fsquad.vao );
    glDrawArrays( GL_TRIANGLES, 0, 6 );
 }
 
-VG_STATIC void render_fsquad1(void)
+static void render_fsquad1(void)
 {
    glBindVertexArray( gpipeline.fsquad.vao );
    glDrawArrays( GL_TRIANGLES, 6, 6 );
 }
 
+static void render_fsquad2(void)
+{
+   glBindVertexArray( gpipeline.fsquad.vao );
+   glDrawArrays( GL_TRIANGLES, 66,6 );
+}
+
 /*
  * Call this inside the UI function
  */
-VG_STATIC void render_view_framebuffer_ui(void)
+static void render_view_framebuffer_ui(void)
 {
 #if 0
    int viewing_count = 0;
@@ -661,7 +681,7 @@ VG_STATIC void render_view_framebuffer_ui(void)
 #endif
 }
 
-VG_STATIC void render_framebuffer_show( struct framebuffer *fb,
+static void render_framebuffer_show( struct framebuffer *fb,
                                         struct framebuffer_attachment *at,
                                         int operation )
 {
@@ -675,7 +695,7 @@ VG_STATIC void render_framebuffer_show( struct framebuffer *fb,
  * arg1: framebuffer name  <name>/"all"
  * arg2: subname           <name>/none
  */
-VG_STATIC int render_framebuffer_control( int argc, char const *argv[] )
+static int render_framebuffer_control( int argc, char const *argv[] )
 {
    if( argc < 2 ){
       vg_error( "Usage: fb \"show/hide\" <name>/\"all\" <name>/none\n" );
@@ -723,7 +743,7 @@ VG_STATIC int render_framebuffer_control( int argc, char const *argv[] )
    return 0;
 }
 
-VG_STATIC void render_framebuffer_poll( int argc, char const *argv[] )
+static void render_framebuffer_poll( int argc, char const *argv[] )
 {
    const char *term = argv[argc-1];