src/ngfx/porting/metal/MTLGraphicsContext.h

Namespaces

Name
ngfx

Classes

	Name
class	ngfx::MTLGraphicsContext
struct	ngfx::MTLGraphicsContext::MTLRenderPassData

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/GraphicsContext.h"
#include "ngfx/porting/metal/MTLCommandBuffer.h"
#include "ngfx/porting/metal/MTLDepthStencilTexture.h"
#include "ngfx/porting/metal/MTLDevice.h"
#include "ngfx/porting/metal/MTLFramebuffer.h"
#include "ngfx/porting/metal/MTLPipelineCache.h"
#include "ngfx/porting/metal/MTLRenderPass.h"
#include "ngfx/porting/metal/MTLUtil.h"
#include <MetalKit/MetalKit.h>

namespace ngfx {
class MTLGraphicsContext : public GraphicsContext {
public:
  void create(const char *appName, bool enableDepthStencil, bool debug);
  virtual ~MTLGraphicsContext();
  void setSurface(Surface *surface) override;
  CommandBuffer *drawCommandBuffer(int32_t index = -1) override;
  CommandBuffer *copyCommandBuffer() override;
  CommandBuffer *computeCommandBuffer() override;
  void submit(CommandBuffer *commandBuffer) override;
  struct MTLRenderPassData {
    RenderPassConfig config;
    MTLRenderPass mtlRenderPass;
  };
  RenderPass *getRenderPass(RenderPassConfig config) override;
  std::vector<std::unique_ptr<MTLRenderPassData>> mtlRenderPassCache;
  MTLCommandBuffer mtlDrawCommandBuffer;
  MTLCommandBuffer mtlCopyCommandBuffer;
  MTLCommandBuffer mtlComputeCommandBuffer;
  MTLDevice mtlDevice;
  id<MTLCommandQueue> mtlCommandQueue;
  MTLPipelineCache mtlPipelineCache;
  ::MTLPixelFormat mtlSurfaceFormat;
  uint32_t numSwapchainImages;
  std::vector<MTLFramebuffer> mtlSwapchainFramebuffers;
  MTLRenderPass *mtlDefaultRenderPass = nullptr,
                *mtlDefaultOffscreenRenderPass = nullptr;
  bool offscreen = true;
  uint32_t numSamples = 1;

private:
  void createBindings();
  void createSwapchainFramebuffers(uint32_t w, uint32_t h);
};
MTL_CAST(GraphicsContext);
} // namespace ngfx

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