diff options
Diffstat (limited to 'src/render.c')
| -rw-r--r-- | src/render.c | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/src/render.c b/src/render.c index f7a2be3..4b95635 100644 --- a/src/render.c +++ b/src/render.c @@ -555,13 +555,12 @@ void render_draw(Game *game, Uint32 t) { GLfloat amb[] = { 0.0, 0.0, 0.0, 1.0 }; GLfloat fx, fy, fz; GLfloat fxt, fyt, fzt; - GLuint timer_query; r = game->render; - if ( game->frames == 1 ) { - glGenQueries(1, &timer_query); - glBeginQuery(GL_TIME_ELAPSED_EXT, timer_query); + if ( game->query_this_frame ) { + glGenQueries(1, &game->timer_query); + glBeginQuery(GL_TIME_ELAPSED_EXT, game->timer_query); } if ( r->fbos ) { @@ -680,18 +679,20 @@ void render_draw(Game *game, Uint32 t) { render_draw_2d(r, game); - if ( game->frames == 1 ) glEndQuery(GL_TIME_ELAPSED_EXT); + if ( game->query_this_frame) glEndQuery(GL_TIME_ELAPSED_EXT); SDL_GL_SwapBuffers(); - if ( game->frames == 1 ) { - GLint available = 0; - GLuint64EXT timeelapsed; - while (!available) { - glGetQueryObjectiv(timer_query, GL_QUERY_RESULT_AVAILABLE, &available); + if ( !game->query_this_frame ) { + GLint available; + glGetQueryObjectiv(game->timer_query, GL_QUERY_RESULT_AVAILABLE, &available); + if ( available ) { + glGetQueryObjectui64vEXT(game->timer_query, GL_QUERY_RESULT, &game->time_to_render); + game->query_this_frame = 1; + glDeleteQueries(1, &game->timer_query); } - glGetQueryObjectui64vEXT(timer_query, GL_QUERY_RESULT, &timeelapsed); - printf("Frame took %lli ms to render\n", (long long int)(timeelapsed/1e6)); + } else { + game->query_this_frame = 0; } } |