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idImage::CopyFrameBuffer

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This commit is contained in:
Robert Beckebans 2019-10-31 21:05:00 +01:00
parent e281cceb94
commit c676a864c6
3 changed files with 76 additions and 5 deletions
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3
neo/renderer/RenderBackend.cpp
View file

@ -3,8 +3,9 @@
Doom 3 BFG Edition GPL Source Code
Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.
Copyright (C) 2013-2015 Robert Beckebans
Copyright (C) 2014 Carl Kenner
Copyright (C) 2016-2017 Dustin Land
Copyright (C) 2013-2019 Robert Beckebans
This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").

3
neo/renderer/RenderBackend.h
View file

@ -431,14 +431,11 @@ private:
void DBG_ShowLights();
void DBG_ShowShadowMapLODs(); // RB
void DBG_ShowPortals();
void DBG_ShowDebugText();
void DBG_ShowDebugLines();
void DBG_ShowDebugPolygons();
void DBG_ShowCenterOfProjection();
void DBG_ShowLines();
void DBG_TestGamma();
void DBG_TestGammaBias();
void DBG_TestImage();

75
neo/renderer/Vulkan/Image_VK.cpp
View file

@ -370,7 +370,80 @@ CopyFramebuffer
*/
void idImage::CopyFramebuffer( int x, int y, int imageWidth, int imageHeight )
{
#if 0
VkCommandBuffer commandBuffer = vkcontext.commandBuffer[ vkcontext.frameParity ];
vkCmdEndRenderPass( commandBuffer );
VkImageMemoryBarrier dstBarrier = {};
dstBarrier.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
dstBarrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
dstBarrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
dstBarrier.image = GetImage();
dstBarrier.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
dstBarrier.subresourceRange.baseMipLevel = 0;
dstBarrier.subresourceRange.levelCount = 1;
dstBarrier.subresourceRange.baseArrayLayer = 0;
dstBarrier.subresourceRange.layerCount = 1;
// Pre copy transitions
{
// Transition the color dst image so we can transfer to it.
dstBarrier.oldLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
dstBarrier.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
dstBarrier.srcAccessMask = VK_ACCESS_SHADER_READ_BIT;
dstBarrier.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
vkCmdPipelineBarrier(
commandBuffer,
VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
VK_PIPELINE_STAGE_TRANSFER_BIT,
0, 0, NULL, 0, NULL, 1, &dstBarrier );
}
// Perform the blit/copy
{
VkImageBlit region = {};
region.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
region.srcSubresource.baseArrayLayer = 0;
region.srcSubresource.mipLevel = 0;
region.srcSubresource.layerCount = 1;
region.srcOffsets[ 1 ] = { imageWidth, imageHeight, 1 };
region.dstSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
region.dstSubresource.baseArrayLayer = 0;
region.dstSubresource.mipLevel = 0;
region.dstSubresource.layerCount = 1;
region.dstOffsets[ 1 ] = { imageWidth, imageHeight, 1 };
vkCmdBlitImage(
commandBuffer,
vkcontext.swapchainImages[ vkcontext.currentSwapIndex ], VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
GetImage(), VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
1, &region, VK_FILTER_NEAREST );
}
// Post copy transitions
{
// Transition the color dst image so we can transfer to it.
dstBarrier.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
dstBarrier.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
dstBarrier.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
dstBarrier.dstAccessMask = VK_ACCESS_SHADER_READ_BIT;
vkCmdPipelineBarrier(
commandBuffer,
VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
0, 0, NULL, 0, NULL, 1, &dstBarrier );
}
VkRenderPassBeginInfo renderPassBeginInfo = {};
renderPassBeginInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO;
renderPassBeginInfo.renderPass = vkcontext.renderPass;
renderPassBeginInfo.framebuffer = vkcontext.frameBuffers[ vkcontext.currentSwapIndex ];
renderPassBeginInfo.renderArea.extent = vkcontext.swapchainExtent;
vkCmdBeginRenderPass( commandBuffer, &renderPassBeginInfo, VK_SUBPASS_CONTENTS_INLINE );
#endif
}
/*