From 3601b23a521f38f3311fde52e94a3a70a150df9d Mon Sep 17 00:00:00 2001
From: hgn <hgodden00@gmail.com>
Date: Wed, 4 Sep 2024 20:53:51 +0100
Subject: [PATCH] memory info

---
 vg_engine.c |  7 +++++++
 vg_m.h      | 13 +++++++++++--
 vg_mem.c    | 27 ++++++++++++++++++++++++---
 vg_mem.h    |  2 +-
 vg_render.c |  4 +---
 5 files changed, 44 insertions(+), 9 deletions(-)

diff --git a/vg_engine.c b/vg_engine.c
index ed016be..ddcda8f 100644
--- a/vg_engine.c
+++ b/vg_engine.c
@@ -739,6 +739,12 @@ static void _vg_terminate(void)
    exit(0);
 }
 
+static int cmd_log_memory( int argc, const char *argv[] )
+{
+   vg_mem_log( vg_mem.rtmemory, 0, "rtmemory" );
+   return 0;
+}
+
 static int cmd_vg_settings_toggle( int argc, const char *argv[] );
 void vg_enter( int argc, char *argv[], const char *window_name )
 {
@@ -762,6 +768,7 @@ void vg_enter( int argc, char *argv[], const char *window_name )
    vg_console_load_autos();
 
    vg_console_reg_cmd( "vg_settings", cmd_vg_settings_toggle, NULL );
+   vg_console_reg_cmd( "vg_rtmemory", cmd_log_memory, NULL );
    _vg_init_window( window_name );
 
    vg_async_init();
diff --git a/vg_m.h b/vg_m.h
index 4af60c8..dae258c 100644
--- a/vg_m.h
+++ b/vg_m.h
@@ -1567,6 +1567,16 @@ static inline int box_overlap( boxf a, boxf b )
    ;
 }
 
+static int box_within_pt( boxf box, v3f pt )
+{
+   if( (pt[0] >= box[0][0]) && (pt[1] >= box[0][1]) && (pt[2] >= box[0][2]) &&
+       (pt[0] <= box[1][0]) && (pt[1] <= box[1][1]) && (pt[2] <= box[1][2]) )
+   {
+      return 1;
+   }
+   else return 0;
+}
+
 static int box_within( boxf greater, boxf lesser )
 {
    v3f a, b;
@@ -1578,8 +1588,7 @@ static int box_within( boxf greater, boxf lesser )
    {
       return 1;
    }
-
-   return 0;
+   else return 0;
 }
 
 static inline void box_init_inf( boxf box ){
diff --git a/vg_mem.c b/vg_mem.c
index 8fa1057..863b2a5 100644
--- a/vg_mem.c
+++ b/vg_mem.c
@@ -49,8 +49,14 @@ void *_vg_linear_alloc( void *buffer, u32 size, const char *constr_name )
    }
 
    if( alloc->flags & VG_MEMORY_SYSTEM )
+   {
       if( (alloc->allocation_count + 1) > VG_MAX_ALLOCATIONS )
+      {
+         vg_error( "Alloc (%p) allocation count is at the limit of"
+                   " %u allocations.\n", alloc, VG_MAX_ALLOCATIONS );
          vg_fatal_error( "Max linear allocations reached" );
+      }
+   }
 
    void *data;
 
@@ -109,6 +115,7 @@ void *vg_linear_resize( void *buffer, void *data, u32 newsize )
          vg_fatal_error( "realloc failed" );
 
       alloc->alloc_table[ alloc->allocation_count-1 ].data = data;
+      alloc->alloc_table[ alloc->allocation_count-1 ].size = newsize;
       alloc->last_alloc = data;
       return data;
    }
@@ -308,16 +315,29 @@ void vg_alloc_quota(void)
                                                  "Scratch buffer" );
 }
 
+static void vg_mem_print_size( u32 bytes, char buf[32] )
+{
+   if( bytes > 1024*1024 ) 
+      snprintf( buf, 32, "%umb", bytes/(1024*1024) );
+   else if( bytes > 1024 )
+      snprintf( buf, 32, "%ukb", bytes/1024 );
+   else
+      snprintf( buf, 32, "%ub", bytes );
+}
+
 void vg_mem_log( void *lin_alloc, int depth, const char *name )
 {
    if( vg_mem.use_libc_malloc ){
       vg_linear_allocator *alloc = vg_linear_header( lin_alloc );
 
       u32 s = alloc->size;
-      f32 p = ((float)alloc->cur / (float)alloc->size) * 100.0f;
+      f32 p = ((float)alloc->cur / (float)s) * 100.0f;
       
       for( int i=0; i<depth; i++ ) printf( "  " );
-      printf( "LA(%s): %u bytes, %f%% used\n", name, s, p );
+
+      char asize[32];
+      vg_mem_print_size( s, asize );
+      printf( "LA(%s): %s, %f%% used\n", name, asize, p );
 
       if( alloc->flags & VG_MEMORY_SYSTEM ){
          for( u32 i=0; i<alloc->allocation_count; i++ ){
@@ -325,7 +345,8 @@ void vg_mem_log( void *lin_alloc, int depth, const char *name )
             
             if( meta->type == k_allocation_type_block ){
                for( int i=0; i<depth+1; i++ ) printf( "  " );
-               printf( "B(%s): %u bytes\n", meta->name, meta->size );
+               vg_mem_print_size( meta->size, asize );
+               printf( "B(%s): %s\n", meta->name, asize );
             }
             else{
                vg_mem_log( meta->data, depth +1, meta->name );
diff --git a/vg_mem.h b/vg_mem.h
index 6fde883..94042a9 100644
--- a/vg_mem.h
+++ b/vg_mem.h
@@ -1,6 +1,6 @@
 #pragma once
 
-#define VG_MAX_ALLOCATIONS 128
+#define VG_MAX_ALLOCATIONS 256
 
 typedef struct vg_linear_allocator vg_linear_allocator;
 typedef struct vg_allocation_meta vg_allocation_meta;
diff --git a/vg_render.c b/vg_render.c
index 3274721..a1fc499 100644
--- a/vg_render.c
+++ b/vg_render.c
@@ -143,10 +143,8 @@ void vg_postprocess_to_screen( vg_framebuffer *fb )
    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
    glViewport( 0,0, vg.window_x, vg.window_y );
 
-   glEnable(GL_BLEND);
+   glDisable(GL_BLEND);
    glDisable(GL_DEPTH_TEST);
-   glBlendFunc(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA);
-   glBlendEquation(GL_FUNC_ADD);
 
    v2f inverse;
    vg_framebuffer_inverse_ratio( fb, inverse );
-- 
2.25.1