src/ngfx/porting/metal/MTLTexture.h

Namespaces

Name
ngfx

Classes

	Name
class	ngfx::MTLTexture

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/metal/MTLUtil.h"
#include <Metal/Metal.h>

namespace ngfx {
class MTLGraphicsContext;
class MTLTexture : public Texture {
public:
  void create(MTLGraphicsContext *ctx, void *data, ::MTLPixelFormat format,
              uint32_t size, uint32_t w, uint32_t h, uint32_t d,
              uint32_t arrayLayers, MTLTextureUsage textureUsage,
              ::MTLTextureType textureType, bool genMipmaps,
              MTLSamplerDescriptor *samplerDescriptor, uint32_t numSamples);
  virtual ~MTLTexture();
  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 generateMipmaps(CommandBuffer *commandBuffer) override;
  MTLGraphicsContext *ctx = nullptr;
  id<MTLTexture> v;
  id<MTLSamplerState> mtlSamplerState;
  bool depthTexture = false, stencilTexture = false;

private:
  void generateMipmapsFn(id<MTLCommandBuffer> mtlCommandBuffer);
};
MTL_CAST(Texture);
} // namespace ngfx

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