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/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrGLSLGeometryShaderBuilder_DEFINED
#define GrGLSLGeometryShaderBuilder_DEFINED
#include "GrGLSLShaderBuilder.h"
class GrGLSLVarying;
class GrGLSLGeometryBuilder : public GrGLSLShaderBuilder {
public:
GrGLSLGeometryBuilder(GrGLSLProgramBuilder* program);
enum class InputType {
kPoints,
kLines,
kLinesAdjacency,
kTriangles,
kTrianglesAdjacency
};
enum class OutputType {
kPoints,
kLineStrip,
kTriangleStrip
};
void configure(InputType, OutputType, int maxVertices, int numInvocations = 1);
private:
void onFinalize() override;
bool fIsConfigured;
friend class GrGLProgramBuilder;
typedef GrGLSLShaderBuilder INHERITED;
};
#endif