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VC EGL context: Fixed hard freeze when toggling the bilinear filter option

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This commit is contained in:
vanfanel 2017-11-01 12:19:08 +01:00
parent d1278306c7
commit 91c9da529f
1 changed files with 10 additions and 4 deletions
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14
gfx/drivers_context/vc_egl_ctx.c
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@ -198,11 +198,13 @@ static void *gfx_ctx_vc_init(video_frame_info_t *video_info, void *video_driver)
/* If we set this env variable, Broadcom's EGL implementation will block /* If we set this env variable, Broadcom's EGL implementation will block
* on vsync with a double buffer when we call eglSwapBuffers. Less input lag! * on vsync with a double buffer when we call eglSwapBuffers. Less input lag!
* Has to be done before any EGL call. */ * Has to be done before any EGL call.
/*if (video_info->max_swapchain_images <= 2) * NOTE this is commented out because it should be the right way to do it, but
* currently it doesn't work, so we are using an vsync callback based solution.*/
/* if (video_info->max_swapchain_images <= 2)
setenv("V3D_DOUBLE_BUFFER", "1", 1); setenv("V3D_DOUBLE_BUFFER", "1", 1);
else else
setenv("V3D_DOUBLE_BUFFER", "0", 1);*/ setenv("V3D_DOUBLE_BUFFER", "0", 1); */
bcm_host_init(); bcm_host_init();
@ -464,6 +466,10 @@ static void gfx_ctx_vc_destroy(void *data)
vc->vgimage[i] = 0; vc->vgimage[i] = 0;
} }
/* Stop generating vsync callbacks if we are doing so. Don't destroy the context while cbs are being generated! */
if (vc->vsync_callback_set) {
vc_dispmanx_vsync_callback(vc->dispman_display, NULL, NULL);
}
/* Destroy mutexes and conditions. */ /* Destroy mutexes and conditions. */
slock_free(vc->vsync_condition_mutex); slock_free(vc->vsync_condition_mutex);
scond_free(vc->vsync_condition); scond_free(vc->vsync_condition);
@ -629,7 +635,7 @@ static void gfx_ctx_vc_swap_buffers(void *data, void *data2)
#ifdef HAVE_EGL #ifdef HAVE_EGL
egl_swap_buffers(&vc->egl); egl_swap_buffers(&vc->egl);
/* Wait for vsync immediately if we don't wait egl_swap_buffers to triple-buffer */ /* Wait for vsync immediately if we don't want egl_swap_buffers to triple-buffer */
if (video_info->max_swapchain_images <= 2) { if (video_info->max_swapchain_images <= 2) {
/* We DON'T wait to wait without callback function ready! */ /* We DON'T wait to wait without callback function ready! */
if(!vc->vsync_callback_set) { if(!vc->vsync_callback_set) {