perf profiler, simplify 2d render, string struct, many small things

1 files changed, 23 insertions, 8 deletions

diff --git a/src/game.cpp b/src/game.cpp
index b356917..a0452db 100644
--- a/src/game.cpp
+++ b/src/game.cpp
@@ -1,3 +1,4 @@
+#include <stdint.h>
 #include <unistd.h>
 #include "game.h"
 
@@ -17,6 +18,8 @@
 #include "gui.h"
 #include "render/gl_batch.h"
 #include "util.h"
+#include "util/profiler.h"
+#include "util/time.h"
 
 CVAR* g_timescale = var_new( "g_timescale", 1.f );
 
@@ -27,10 +30,11 @@ GAME_DATA* game_init( GL_DATA* gl ) {
   memset( game, 0, sizeof(GAME_DATA) );
   game->gl = gl;
 
+  profiler_init();
+
   VEC2 screensize = { (F32)gl->canvas_size[0], (F32)gl->canvas_size[1] };
 
   game->shaders.gl2d = gl_2d_init( gl, screensize, "2d" );
-  game->shaders.gl2d_texcoord = gl_2d_init( gl, screensize, "2d_texcoord" );
   game->shaders.gl3d = gl_3d_init( gl, screensize, "3d" );
 
   game_create_batches( game );
@@ -121,7 +125,7 @@ void game_draw( GAME_DATA* game ) {
   world_draw( game, objl->world, window, winsize );
 }
 
-static void game_realtime_resize_repaint( void* userdata ) {
+void game_realtime_resize_repaint( void* userdata ) {
   GAME_DATA* game = (GAME_DATA*)userdata;
   if( !game || !game->gl )
     return;
@@ -158,15 +162,15 @@ static void game_realtime_resize_repaint( void* userdata ) {
   SDL_GL_SwapWindow( gl->window );
 }
 
-void game_main_loop( GAME_DATA* game ) {
+U8 game_main_loop( GAME_DATA* game ) { _profiled
   GL_DATA* gl = game->gl;
   GL_SHADER_PROGRAM* gl2d = game->shaders.gl2d;
 
   if( !OK( gl_poll_events( gl ) ) )
-    exit( 0 );
+    return 1;
 
   if( !assets_on_frame( game ) )
-    return;
+    return 0;
 
   gl_sync_window_size( gl );
   gl_beginframe( gl );
@@ -189,18 +193,29 @@ void game_main_loop( GAME_DATA* game ) {
   }
 
   gui_onframe( game );
+  profiler_draw_tree( game->assets.jpn12 );
+
 
 #if defined(DEBUG) && !IS_EDITOR
   game_draw_fpsoverlay( game );
 #endif
 
   if( !OK( gl_endframe( gl ) ) )
-    exit( 0 );
+    return 1;
+
+  return 0;
 }
 
-void game_on_tick( GAME_DATA* game ) {
+void game_on_tick( GAME_DATA* game ) { _profiled
   U64 tick = u_tick();
-  if( tick - game->state.last_tick > (U64)(TICK_INTERVAL * 10000) * (1.f / var_getf( g_timescale )) ) {
+  U64 ticks = TICK_INTERVAL * TICK_RESOLUTION;
+  F32 ts = var_getf( g_timescale );
+  if( ts != 1.f && ts > 0.f )
+    ticks *= (1.f / ts);
+  else if( !ts )
+    ticks = INT64_MAX;
+
+  if( tick - game->state.last_tick > ticks ) {
     player_move( game, objl->pl );
     game->state.last_tick = tick;
   }