joshualitt | 74a07db | 2015-07-01 12:39:07 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2015 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
| 8 | #ifndef GLBench_DEFINED |
| 9 | #define GLBench_DEFINED |
| 10 | |
| 11 | #include "Benchmark.h" |
| 12 | #include "SkCanvas.h" |
| 13 | #include "SkImageEncoder.h" |
| 14 | |
| 15 | #if SK_SUPPORT_GPU |
| 16 | #include "gl/GrGLFunctions.h" |
| 17 | |
| 18 | class GrGLContext; |
| 19 | struct GrGLInterface; |
| 20 | |
| 21 | /* |
| 22 | * A virtual base class for microbenches which want to specifically test the performance of GL |
| 23 | */ |
| 24 | |
| 25 | class GLBench : public Benchmark { |
| 26 | public: |
| 27 | GLBench() {} |
| 28 | |
| 29 | protected: |
| 30 | const GrGLContext* getGLContext(SkCanvas*); |
| 31 | virtual const GrGLContext* onGetGLContext(const GrGLContext* ctx) { return ctx; } |
| 32 | void onPerCanvasPreDraw(SkCanvas* canvas) override; |
| 33 | virtual void setup(const GrGLContext*)=0; |
| 34 | void onPerCanvasPostDraw(SkCanvas* canvas) override; |
| 35 | virtual void teardown(const GrGLInterface*)=0; |
| 36 | void onDraw(const int loops, SkCanvas*) override; |
| 37 | virtual void glDraw(const int loops, const GrGLContext*)=0; |
| 38 | static GrGLuint CompileShader(const GrGLInterface*, const char* shaderSrc, GrGLenum type); |
| 39 | static GrGLuint CreateProgram(const GrGLInterface*, const char* vshader, const char* fshader); |
| 40 | static GrGLuint SetupFramebuffer(const GrGLInterface*, int screenWidth, int screenHeight); |
| 41 | static void DumpImage(const GrGLInterface* gl, uint32_t screenWidth, uint32_t screenHeight, |
| 42 | const char* filename); |
| 43 | |
| 44 | |
| 45 | private: |
| 46 | typedef Benchmark INHERITED; |
| 47 | }; |
| 48 | |
| 49 | |
| 50 | #endif |
| 51 | #endif |