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Actually remove the multiplication of the color buffer cost by the swapchain length in the pixel SIze estimation since it doesn;t look true

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This commit is contained in:
samcake 2016-10-25 12:56:26 -07:00
parent 507d3e5a39
commit c586bef452
2 changed files with 9 additions and 6 deletions
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7
libraries/gl/src/gl/Context.cpp
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@ -109,7 +109,7 @@ Context::~Context() {
void Context::updateSwapchainMemoryCounter() {
if (_window) {
auto newSize = _window->size();
auto newMemSize = gl::Context::evalSurfaceMemoryUsage(newSize.width(), newSize.height(), _swapchainPixelSize);
auto newMemSize = gl::Context::evalSurfaceMemoryUsage(newSize.width(), newSize.height(), (uint32_t) _swapchainPixelSize);
gl::Context::updateSwapchainMemoryUsage(_swapchainMemoryUsage, newMemSize);
_swapchainMemoryUsage = newMemSize;
} else {
@ -257,8 +257,9 @@ void Context::create() {
wglChoosePixelFormatARB(_hdc, &formatAttribs[0], NULL, 1, &pixelFormat, &numFormats);
DescribePixelFormat(_hdc, pixelFormat, sizeof(pfd), &pfd);
}
// The swap chain pixel size for swap chains is : rgba32 * double buffer + depth24stencil8
_swapchainPixelSize = 32 * 2 + 32;
// The swap chain pixel size for swap chains is : rgba32 + depth24stencil8
// We don't apply the length of the swap chain into this pixelSize since it is not vsible for the Process (on windows).
_swapchainPixelSize = 32 + 32;
updateSwapchainMemoryCounter();
SetPixelFormat(_hdc, pixelFormat, &pfd);

8
libraries/gl/src/gl/GLHelpers.cpp
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@ -15,9 +15,11 @@
size_t evalGLFormatSwapchainPixelSize(const QSurfaceFormat& format) {
size_t pixelSize = format.redBufferSize() + format.greenBufferSize() + format.blueBufferSize() + format.alphaBufferSize();
if (format.swapBehavior() > 0) {
pixelSize *= format.swapBehavior(); // multiply the color buffer pixel size by the actual swapchain depth
}
// We don't apply the length of the swap chain into this pixelSize since it is not vsible for the Process (on windows).
// Let s keep this here remember that:
// if (format.swapBehavior() > 0) {
// pixelSize *= format.swapBehavior(); // multiply the color buffer pixel size by the actual swapchain depth
// }
pixelSize += format.stencilBufferSize() + format.depthBufferSize();
return pixelSize;
}