MiddleOutFanRenderStep.h

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/*
 * Copyright 2022 Google LLC
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
 
#ifndef skgpu_graphite_render_MiddleOutFanRenderStep_DEFINED
#define skgpu_graphite_render_MiddleOutFanRenderStep_DEFINED
 
#include "src/gpu/graphite/Renderer.h"
 
namespace skgpu::graphite {
 
class MiddleOutFanRenderStep final : public RenderStep {
public:
    // TODO: If this takes DepthStencilSettings directly and a way to adjust the flags to specify
    // that it performs shading, this RenderStep definition can be shared between the stencil and
    // the convex rendering variants.
    MiddleOutFanRenderStep(bool evenOdd);
 
    ~MiddleOutFanRenderStep() override;
 
    std::string vertexSkSL() const override;
    void writeVertices(DrawWriter*, const DrawParams&, skvx::ushort2 ssboIndices) const override;
    void writeUniformsAndTextures(const DrawParams&, PipelineDataGatherer*) const override;
};
 
}  // namespace skgpu::graphite
 
#endif // skgpu_graphite_render_MiddleOutFanRenderStep_DEFINED