88 lines
2.8 KiB
C++
88 lines
2.8 KiB
C++
#include<hgl/graph/VKDevice.h>
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#include<hgl/graph/VKCommandBuffer.h>
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#include<hgl/graph/VKBuffer.h>
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VK_NAMESPACE_BEGIN
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bool GPUDevice::CheckFormatSupport(const VkFormat format,const uint32_t bits,ImageTiling tiling) const
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{
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const VkFormatProperties fp=attr->physical_device->GetFormatProperties(format);
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if(tiling==ImageTiling::Optimal)
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return(fp.optimalTilingFeatures&bits);
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else
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return(fp.linearTilingFeatures&bits);
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}
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void GPUDevice::Clear(TextureCreateInfo *tci)
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{
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if(!tci)return;
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if(tci->image)DestroyImage(tci->image);
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if(tci->image_view)delete tci->image_view;
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if(tci->memory)delete tci->memory;
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delete tci;
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}
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bool GPUDevice::CopyBufferToImage(Texture *tex,DeviceBuffer *buf,const VkBufferImageCopy *buffer_image_copy,const int count,const uint32_t layer_count,VkPipelineStageFlags destinationStage)
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{
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if(!tex||!buf)
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return(false);
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ImageSubresourceRange subresourceRange(tex->GetAspect(),tex->GetMipLevel(),layer_count);
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texture_cmd_buf->ImageMemoryBarrier(tex->GetImage(),
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VK_PIPELINE_STAGE_HOST_BIT,
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VK_PIPELINE_STAGE_TRANSFER_BIT,
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0,
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VK_ACCESS_TRANSFER_WRITE_BIT,
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VK_IMAGE_LAYOUT_UNDEFINED,
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VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
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subresourceRange);
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texture_cmd_buf->CopyBufferToImage(
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buf->GetBuffer(),
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tex->GetImage(),
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VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
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count,
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buffer_image_copy);
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if(destinationStage==VK_PIPELINE_STAGE_TRANSFER_BIT) //接下来还有，一般是给自动生成mipmaps
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{
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//texture_cmd_buf->ImageMemoryBarrier(tex->GetImage(),
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// VK_PIPELINE_STAGE_TRANSFER_BIT,
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// VK_PIPELINE_STAGE_TRANSFER_BIT,
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// VK_ACCESS_TRANSFER_WRITE_BIT,
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// VK_ACCESS_TRANSFER_READ_BIT,
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// VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
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// VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
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// subresourceRange);
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}
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else// if(destinationStage==VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT) //接下来就给fragment shader用了，证明是最后一步
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{
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texture_cmd_buf->ImageMemoryBarrier(tex->GetImage(),
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VK_PIPELINE_STAGE_TRANSFER_BIT,
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VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
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VK_ACCESS_TRANSFER_WRITE_BIT,
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VK_ACCESS_SHADER_READ_BIT,
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VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
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VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,
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subresourceRange);
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}
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return(true);
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}
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bool GPUDevice::SubmitTexture(const VkCommandBuffer *cmd_bufs,const uint32_t count)
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{
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if(!cmd_bufs||count<=0)
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return(false);
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texture_queue->Submit(cmd_bufs,count,nullptr,nullptr);
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// texture_queue->WaitQueue();
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texture_queue->WaitFence();
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return(true);
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}
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VK_NAMESPACE_END
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