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Fixed bug #6816 - SDL_RenderSetVSync doesn't disable vsync for software renderer

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Sylvain 2023-01-01 23:05:25 +01:00 committed by Sam Lantinga
parent 38b138cd0a
commit bf76fc6b05
3 changed files with 25 additions and 0 deletions
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9
src/render/SDL_render.c
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@ -25,6 +25,7 @@
#include "SDL_sysrender.h"
#include "software/SDL_render_sw_c.h"
#include "../video/SDL_pixels_c.h"
#include "../video/SDL_video_c.h"
#if defined(__ANDROID__)
#include "../core/android/SDL_android.h"
@ -4485,6 +4486,14 @@ int SDL_SetRenderVSync(SDL_Renderer *renderer, int vsync)
renderer->wanted_vsync = vsync ? SDL_TRUE : SDL_FALSE;
/* for the software renderer, forward eventually the call to the WindowTexture renderer */
if (renderer->info.flags & SDL_RENDERER_SOFTWARE) {
if (SDL_SetWindowTextureVSync(renderer->window, vsync) == 0) {
renderer->simulate_vsync = SDL_FALSE;
return 0;
}
}
if (!renderer->SetVSync ||
renderer->SetVSync(renderer, vsync) < 0) {
renderer->simulate_vsync = vsync ? SDL_TRUE : SDL_FALSE;

14
src/video/SDL_video.c
View file

@ -358,6 +358,20 @@ static void SDL_DestroyWindowTexture(SDL_VideoDevice *unused, SDL_Window *window
SDL_free(data);
}
int SDL_SetWindowTextureVSync(SDL_Window *window, int vsync)
{
SDL_WindowTextureData *data;
data = SDL_GetWindowData(window, SDL_WINDOWTEXTUREDATA);
if (data == NULL) {
return -1;
}
if (data->renderer == NULL ) {
return -1;
}
return SDL_SetRenderVSync(data->renderer, vsync);
}
static int SDLCALL cmpmodes(const void *A, const void *B)
{
const SDL_DisplayMode *a = (const SDL_DisplayMode *)A;

2
src/video/SDL_video_c.h
View file

@ -55,4 +55,6 @@ extern int SDL_VideoInit(const char *driver_name);
*/
extern void SDL_VideoQuit(void);
extern int SDL_SetWindowTextureVSync(SDL_Window *window, int vsync);
#endif /* SDL_video_c_h_ */