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uwac: Only submit dirty buffers

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This commit is contained in:
Kenny Levinsen 2019-07-25 18:56:28 +02:00 committed by akallabeth
parent 2548fd4aae
commit 3c18555693
1 changed files with 9 additions and 5 deletions
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14
uwac/libuwac/uwac-window.c
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@ -651,6 +651,7 @@ static void UwacSubmitBufferPtr(UwacWindow* window, UwacBuffer* buffer)
struct wl_callback* frame_callback = wl_surface_frame(window->surface);
wl_callback_add_listener(frame_callback, &frame_listener, window);
wl_surface_commit(window->surface);
buffer->dirty = false;
}
@ -672,10 +673,11 @@ static void frame_done_cb(void* data, struct wl_callback* callback, uint32_t tim
UwacReturnCode UwacWindowAddDamage(UwacWindow* window, uint32_t x, uint32_t y, uint32_t width,
uint32_t height)
{
if (!pixman_region32_union_rect(&window->drawingBuffer->damage, &window->drawingBuffer->damage, x,
y, width, height))
UwacBuffer* buf = window->drawingBuffer;
if (!pixman_region32_union_rect(&buf->damage, &buf->damage, x, y, width, height))
return UWAC_ERROR_INTERNAL;
buf->dirty = true;
return UWAC_SUCCESS;
}
#else
@ -689,9 +691,11 @@ UwacReturnCode UwacWindowAddDamage(UwacWindow* window, uint32_t x, uint32_t y, u
box.right = x + width;
box.bottom = y + height;
if (!region16_union_rect(&window->drawingBuffer->damage, &window->drawingBuffer->damage, &box))
UwacBuffer* buf = window->drawingBuffer;
if (!region16_union_rect(&buf->damage, &buf->damage, &box))
return UWAC_ERROR_INTERNAL;
buf->dirty = true;
return UWAC_SUCCESS;
}
#endif
@ -717,10 +721,10 @@ UwacReturnCode UwacWindowSubmitBuffer(UwacWindow* window, bool copyContentForNex
{
UwacBuffer* drawingBuffer = window->drawingBuffer;
if (window->pendingBuffer)
if (window->pendingBuffer || !drawingBuffer->dirty)
return UWAC_SUCCESS;
window->pendingBuffer = window->drawingBuffer;
window->pendingBuffer = drawingBuffer;
window->drawingBuffer = UwacWindowFindFreeBuffer(window);
if (!window->drawingBuffer)