src/ngfx/graphics/GraphicsPipeline.h

Namespaces

Name
ngfx

Classes

	Name
class	ngfx::GraphicsPipeline
struct	ngfx::GraphicsPipeline::State
struct	ngfx::GraphicsPipeline::Descriptor

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/graphics/CommandBuffer.h"
#include "ngfx/graphics/Config.h"
#include "ngfx/graphics/GraphicsCore.h"
#include "ngfx/graphics/Pipeline.h"
#include "ngfx/graphics/RenderPass.h"
#include "ngfx/graphics/ShaderModule.h"
#include <set>
#include <vector>

namespace ngfx {
class GraphicsContext;
class GraphicsPipeline : public Pipeline {
public:
  struct State {
    PrimitiveTopology primitiveTopology = PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
    PolygonMode polygonMode = POLYGON_MODE_FILL;
    bool blendEnable = false;
    BlendFactor srcColorBlendFactor = BLEND_FACTOR_SRC_ALPHA;
    BlendFactor dstColorBlendFactor = BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
    BlendFactor srcAlphaBlendFactor = BLEND_FACTOR_SRC_ALPHA;
    BlendFactor dstAlphaBlendFactor = BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
    BlendOp colorBlendOp = BLEND_OP_ADD, alphaBlendOp = BLEND_OP_ADD;
    uint8_t colorWriteMask = COLOR_COMPONENT_R_BIT | COLOR_COMPONENT_G_BIT |
                             COLOR_COMPONENT_B_BIT | COLOR_COMPONENT_A_BIT;
    CullModeFlags cullModeFlags = CULL_MODE_BACK_BIT;
    FrontFace frontFace = FRONT_FACE_COUNTER_CLOCKWISE;
    float lineWidth = 1.0f;
    bool depthTestEnable = false, depthWriteEnable = false;
    RenderPass *renderPass = nullptr;
    uint32_t numSamples = 1, numColorAttachments = 1;
  };
  struct Descriptor {
    DescriptorType type;
    ShaderStageFlags stageFlags = SHADER_STAGE_ALL;
  };
  static GraphicsPipeline *
  create(GraphicsContext *graphicsContext, const State &state,
         VertexShaderModule *vs, FragmentShaderModule *fs,
         PixelFormat colorFormat, PixelFormat depthFormat,
         std::set<std::string> instanceAttributes = {});
  virtual ~GraphicsPipeline() {}
  void getBindings(std::vector<uint32_t *> pDescriptorBindings,
                   std::vector<uint32_t *> pVertexAttribBindings);
  std::vector<uint32_t> descriptorBindings, vertexAttributeBindings;
};
}; // namespace ngfx

---

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