src/ngfx/porting/d3d/D3DTexture.h

Namespaces

Name
ngfx

Classes

Name
class ngfx::D3DTexture
struct ngfx::D3DTexture::RtvData
struct ngfx::D3DTexture::SamplerData
struct ngfx::D3DTexture::SrvData

Source code

/*
 * Copyright 2020 GoPro Inc.
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
#pragma once
#include "ngfx/core/DebugUtil.h"
#include "ngfx/graphics/Texture.h"
#include "ngfx/porting/d3d/D3DBuffer.h"
#include "ngfx/porting/d3d/D3DDescriptorHandle.h"
#include "ngfx/porting/d3d/D3DReadbackBuffer.h"
#include "ngfx/porting/d3d/D3DSamplerDesc.h"
#include "ngfx/porting/d3d/D3DUtil.h"

namespace ngfx {
class D3DGraphics;
class D3DGraphicsContext;
class D3DBlitOp;
class D3DTexture : public Texture {
public:
  void create(D3DGraphicsContext *ctx, D3DGraphics *graphics, void *data,
              uint32_t size, uint32_t w, uint32_t h, uint32_t d,
              uint32_t arrayLayers, DXGI_FORMAT format,
              ImageUsageFlags usageFlags, TextureType textureType,
              bool genMipmaps, uint32_t numSamples,
              const D3DSamplerDesc &samplerDesc);
  void upload(void *data, uint32_t size, uint32_t x = 0, uint32_t y = 0,
              uint32_t z = 0, int32_t w = -1, int32_t h = -1, int32_t d = -1,
              int32_t arrayLayers = -1) override;
  void download(void *data, uint32_t size, uint32_t x = 0, uint32_t y = 0,
                uint32_t z = 0, int32_t w = -1, int32_t h = -1, int32_t d = -1,
                int32_t arrayLayers = -1) override;
  void changeLayout(CommandBuffer *commandBuffer,
                    ImageLayout imageLayout) override;
  void
  resourceBarrier(D3DCommandList *cmdList, D3D12_RESOURCE_STATES newState,
                  UINT subresource = D3D12_RESOURCE_BARRIER_ALL_SUBRESOURCES);
  void generateMipmaps(CommandBuffer *commandBuffer) override;
  ComPtr<ID3D12Resource> v;
  D3DDescriptorHandle getRtvDescriptor(uint32_t level = 0,
                                       uint32_t baseLayer = 0,
                                       uint32_t layerCount = 1);
  D3DDescriptorHandle
  getSamplerDescriptor(D3D12_FILTER filter = D3D12_FILTER_MIN_MAG_MIP_POINT);
  D3DDescriptorHandle getSrvDescriptor(uint32_t baseMipLevel,
                                       uint32_t numMipLevels);
  struct RtvData {
    D3D12_RENDER_TARGET_VIEW_DESC desc;
    D3DDescriptorHandle handle;
  };
  std::vector<RtvData> rtvDescriptorCache;
  struct SamplerData {
    D3DSamplerDesc desc;
    D3DDescriptorHandle handle;
  };
  std::vector<SamplerData> samplerDescriptorCache;
  D3DDescriptorHandle defaultSrvDescriptor{}, defaultRtvDescriptor{},
      dsvDescriptor{}, defaultSamplerDescriptor{};
  struct SrvData {
    D3D12_SHADER_RESOURCE_VIEW_DESC desc;
    D3DDescriptorHandle handle;
  };
  std::vector<SrvData> srvDescriptorCache;
  D3D12_RESOURCE_DESC resourceDesc;

private:
  void downloadFn(D3DCommandList *cmdList, D3DReadbackBuffer &readbackBuffer,
                  D3D12_BOX &srcRegion,
                  D3D12_PLACED_SUBRESOURCE_FOOTPRINT &dstFootprint);
  void uploadFn(D3DCommandList *cmdList, void *data, uint32_t size,
                D3DBuffer *stagingBuffer, uint32_t x = 0, uint32_t y = 0,
                uint32_t z = 0, int32_t w = -1, int32_t h = -1, int32_t d = -1,
                int32_t arrayLayers = -1);
  void generateMipmapsFn(D3DCommandList *cmdList);
  D3DGraphicsContext *ctx;
  D3DGraphics *graphics;
  uint32_t size;
  std::vector<D3D12_RESOURCE_STATES> currentResourceState;
  uint32_t numSubresources = 0;
  struct GenMipmapData {
    std::vector<D3DBlitOp> ops;
  };
  std::unique_ptr<GenMipmapData> genMipmapData;
};
D3D_CAST(Texture);
} // namespace ngfx

Updated on 3 April 2021 at 20:21:51 PDT