mirrors/SDL
1
0
Fork 0
mirror of https://github.com/libsdl-org/SDL.git synced 2026-04-19 14:01:01 +00:00
Code Issues Packages Projects Releases Wiki Activity

x11: Deal with difference in GLX_EXT_swap_control_tear behavior.

Browse Source 
Mesa and Nvidia handle it differently, and one or the other may fix their
implementation in the future, so test which way it works at runtime.

Reference Issue #8004.

(cherry picked from commit 74a2542564)
This commit is contained in:
Ryan C. Gordon
2023-11-23 13:47:13 -05:00
parent 489e9b69df
commit d8102bf660
3 changed files with 80 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
test/testgl2.c
View File

@@ -205,6 +205,11 @@ Render()
ctx.glRotatef(5.0, 1.0, 1.0, 1.0);
}
static void LogSwapInterval(void)
{
SDL_Log("Swap Interval : %d\n", SDL_GL_GetSwapInterval());
}
int main(int argc, char *argv[])
{
int fsaa, accel;
@@ -300,7 +305,9 @@ int main(int argc, char *argv[])
SDL_GetCurrentDisplayMode(0, &mode);
SDL_Log("Screen BPP : %" SDL_PRIu32 "\n", SDL_BITSPERPIXEL(mode.format));
SDL_Log("Swap Interval : %d\n", SDL_GL_GetSwapInterval());
LogSwapInterval();
SDL_GetWindowSize(state->windows[0], &dw, &dh);
SDL_Log("Window Size : %d,%d\n", dw, dh);
SDL_GL_GetDrawableSize(state->windows[0], &dw, &dh);
@@ -408,6 +415,7 @@ int main(int argc, char *argv[])
SDL_GL_MakeCurrent(state->windows[i], context);
if (update_swap_interval) {
SDL_GL_SetSwapInterval(swap_interval);
LogSwapInterval();
}
SDL_GL_GetDrawableSize(state->windows[i], &w, &h);
ctx.glViewport(0, 0, w, h);