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Implementing Queue::WriteTexture in Metal

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Added implementation of writeTexture in Metal. It's using a
staging buffer instead of writing directly from the CPU to
the texture, because Dawn uses the private storage mode for
most of the Metal textures.

Bug: dawn:483
Change-Id: I6b85ee8bbe343881337bdb203a122dc1f1523177
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/24581
Commit-Queue: Tomek Ponitka <tommek@google.com>
Reviewed-by: Austin Eng <enga@chromium.org>
This commit is contained in:
Tomek Ponitka
2020-07-15 18:06:07 +00:00
committed by Commit Bot service account
parent 212c5bd9b2
commit 9d66c5353f
19 changed files with 842 additions and 233 deletions
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19
src/utils/WGPUHelpers.cpp
View File

@@ -269,9 +269,7 @@ namespace utils {
uint32_t rowsPerImage) {
wgpu::BufferCopyView bufferCopyView = {};
bufferCopyView.buffer = buffer;
bufferCopyView.layout.offset = offset;
bufferCopyView.layout.bytesPerRow = bytesPerRow;
bufferCopyView.layout.rowsPerImage = rowsPerImage;
bufferCopyView.layout = CreateTextureDataLayout(offset, bytesPerRow, rowsPerImage);
return bufferCopyView;
}
@@ -287,6 +285,17 @@ namespace utils {
return textureCopyView;
}
wgpu::TextureDataLayout CreateTextureDataLayout(uint64_t offset,
uint32_t bytesPerRow,
uint32_t rowsPerImage) {
wgpu::TextureDataLayout textureDataLayout;
textureDataLayout.offset = offset;
textureDataLayout.bytesPerRow = bytesPerRow;
textureDataLayout.rowsPerImage = rowsPerImage;
return textureDataLayout;
}
wgpu::SamplerDescriptor GetDefaultSamplerDescriptor() {
wgpu::SamplerDescriptor desc = {};
@@ -391,12 +400,12 @@ namespace utils {
}
// TODO(jiawei.shao@intel.com): support compressed texture formats
BufferTextureCopyLayout GetBufferTextureCopyLayoutForTexture2DAtLevel(
TextureDataCopyLayout GetTextureDataCopyLayoutForTexture2DAtLevel(
wgpu::TextureFormat format,
wgpu::Extent3D textureSizeAtLevel0,
uint32_t mipmapLevel,
uint32_t rowsPerImage) {
BufferTextureCopyLayout layout;
TextureDataCopyLayout layout;
layout.mipSize = {textureSizeAtLevel0.width >> mipmapLevel,
textureSizeAtLevel0.height >> mipmapLevel, textureSizeAtLevel0.depth};

7
src/utils/WGPUHelpers.h
View File

@@ -55,6 +55,9 @@ namespace utils {
wgpu::TextureCopyView CreateTextureCopyView(wgpu::Texture texture,
uint32_t level,
wgpu::Origin3D origin);
wgpu::TextureDataLayout CreateTextureDataLayout(uint64_t offset,
uint32_t bytesPerRow,
uint32_t rowsPerImage);
struct ComboRenderPassDescriptor : public wgpu::RenderPassDescriptor {
public:
@@ -130,7 +133,7 @@ namespace utils {
const wgpu::BindGroupLayout& layout,
std::initializer_list<BindingInitializationHelper> entriesInitializer);
struct BufferTextureCopyLayout {
struct TextureDataCopyLayout {
uint64_t byteLength;
uint64_t texelBlockCount;
uint32_t bytesPerRow;
@@ -146,7 +149,7 @@ namespace utils {
uint32_t bytesPerRow,
uint32_t rowsPerImage,
uint32_t copyArrayLayerCount);
BufferTextureCopyLayout GetBufferTextureCopyLayoutForTexture2DAtLevel(
TextureDataCopyLayout GetTextureDataCopyLayoutForTexture2DAtLevel(
wgpu::TextureFormat format,
wgpu::Extent3D textureSizeAtLevel0,
uint32_t mipmapLevel,