diff options
Diffstat (limited to 'src/egl.c')
| -rw-r--r-- | src/egl.c | 39 |
1 files changed, 39 insertions, 0 deletions
@@ -355,6 +355,44 @@ static void debug_callback(unsigned int source, unsigned int type, unsigned int fprintf(stderr, "gsr info: gl callback: %s type = 0x%x, severity = 0x%x, message = %s\n", type == GL_DEBUG_TYPE_ERROR ? "** GL ERROR **" : "", type, severity, message); } +/* TODO: check for glx swap control extension string (GLX_EXT_swap_control, etc) */ +static void set_vertical_sync_enabled(gsr_egl *egl, int enabled) { + int result = 0; + + if(egl->glXSwapIntervalEXT) { + assert(gsr_window_get_display_server(egl->window) == GSR_DISPLAY_SERVER_X11); + Display *display = gsr_window_get_display(egl->window); + const Window window = (Window)gsr_window_get_window(egl->window); + egl->glXSwapIntervalEXT(display, window, enabled ? 1 : 0); + } else if(egl->glXSwapIntervalMESA) { + result = egl->glXSwapIntervalMESA(enabled ? 1 : 0); + } else if(egl->glXSwapIntervalSGI) { + result = egl->glXSwapIntervalSGI(enabled ? 1 : 0); + } else { + static int warned = 0; + if (!warned) { + warned = 1; + fprintf(stderr, "gsr warning: setting vertical sync not supported\n"); + } + } + + if(result != 0) + fprintf(stderr, "gsr warning: setting vertical sync failed\n"); +} + +static void gsr_egl_disable_vsync(gsr_egl *self) { + switch(self->context_type) { + case GSR_GL_CONTEXT_TYPE_EGL: { + self->eglSwapInterval(self->egl_display, 0); + break; + } + case GSR_GL_CONTEXT_TYPE_GLX: { + set_vertical_sync_enabled(self, 0); + break; + } + } +} + bool gsr_egl_load(gsr_egl *self, gsr_window *window, bool is_monitor_capture, bool enable_debug) { memset(self, 0, sizeof(gsr_egl)); self->context_type = GSR_GL_CONTEXT_TYPE_EGL; @@ -416,6 +454,7 @@ bool gsr_egl_load(gsr_egl *self, gsr_window *window, bool is_monitor_capture, bo self->glDebugMessageCallback(debug_callback, NULL); } + gsr_egl_disable_vsync(self); return true; fail: |