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Windows/Vulkan: implement screenshots. Something is iffy with the red/blue swap though...

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Henrik Rydgård committed 2017-11-15 13:18:29 +01:00
1 parent 3594623a8d
commit 10792cc8e7
10 files changed
+118 -27
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ext/native/thin3d/VulkanRenderManager.cpp
+19 -5
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@@ -413,7 +413,7 @@ void VulkanRenderManager::BindFramebufferAsRenderTarget(VKRFramebuffer *fb, VKRR
curHeight_ = fb ? fb->height : vulkan_->GetBackbufferHeight();
}
void VulkanRenderManager::CopyFramebufferToMemorySync(VKRFramebuffer *src, int aspectBits, int x, int y, int w, int h, Draw::DataFormat destFormat, uint8_t *pixels, int pixelStride) {
bool VulkanRenderManager::CopyFramebufferToMemorySync(VKRFramebuffer *src, int aspectBits, int x, int y, int w, int h, Draw::DataFormat destFormat, uint8_t *pixels, int pixelStride) {
VKRStep *step = new VKRStep{ VKRStepType::READBACK };
step->readback.aspectMask = aspectBits;
step->readback.src = src;
@@ -427,9 +427,22 @@ void VulkanRenderManager::CopyFramebufferToMemorySync(VKRFramebuffer *src, int a
Draw::DataFormat srcFormat;
if (aspectBits & VK_IMAGE_ASPECT_COLOR_BIT) {
switch (src->color.format) {
case VK_FORMAT_R8G8B8A8_UNORM: srcFormat = Draw::DataFormat::R8G8B8A8_UNORM; break;
default: assert(false);
if (src) {
switch (src->color.format) {
case VK_FORMAT_R8G8B8A8_UNORM: srcFormat = Draw::DataFormat::R8G8B8A8_UNORM; break;
default: assert(false);
}
}
else {
// Backbuffer.
switch (vulkan_->GetSwapchainFormat()) {
case VK_FORMAT_B8G8R8A8_UNORM: srcFormat = Draw::DataFormat::B8G8R8A8_UNORM; break;
case VK_FORMAT_R8G8B8A8_UNORM: srcFormat = Draw::DataFormat::R8G8B8A8_UNORM; break;
// NOTE: If you add supported formats here, make sure to also support them in VulkanQueueRunner::CopyReadbackBuffer.
default:
ELOG("Unsupported backbuffer format for screenshots");
return false;
}
}
} else if (aspectBits & VK_IMAGE_ASPECT_STENCIL_BIT) {
// Copies from stencil are always S8.
@@ -446,6 +459,7 @@ void VulkanRenderManager::CopyFramebufferToMemorySync(VKRFramebuffer *src, int a
}
// Need to call this after FlushSync so the pixels are guaranteed to be ready in CPU-accessible VRAM.
queueRunner_.CopyReadbackBuffer(w, h, srcFormat, destFormat, pixelStride, pixels);
return true;
}
void VulkanRenderManager::CopyImageToMemorySync(VkImage image, int mipLevel, int x, int y, int w, int h, Draw::DataFormat destFormat, uint8_t *pixels, int pixelStride) {
@@ -724,7 +738,7 @@ void VulkanRenderManager::BeginSubmitFrame(int frame) {
assert(res == VK_SUCCESS);
queueRunner_.SetBackbuffer(framebuffers_[frameData.curSwapchainImage]);
queueRunner_.SetBackbuffer(framebuffers_[frameData.curSwapchainImage], swapchainImages_[frameData.curSwapchainImage].image);
frameData.hasBegun = true;
}