gpu/command_buffer/service/test_helper.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef GPU_COMMAND_BUFFER_SERVICE_TEST_HELPER_H_
   6 #define GPU_COMMAND_BUFFER_SERVICE_TEST_HELPER_H_
   7
   8 #include "gpu/command_buffer/service/shader_translator.h"
   9 #include "ui/gl/gl_implementation.h"
  10 #include "ui/gl/gl_mock.h"
  11
  12 namespace gpu {
  13 namespace gles2 {
  14
  15 struct DisallowedFeatures;
  16 class Buffer;
  17 class BufferManager;
  18 class MockErrorState;
  19 class Shader;
  20 class TextureRef;
  21 class TextureManager;
  22
  23 class TestHelper {
  24  public:
  25   static const GLuint kServiceBlackTexture2dId = 701;
  26   static const GLuint kServiceDefaultTexture2dId = 702;
  27   static const GLuint kServiceBlackTextureCubemapId = 703;
  28   static const GLuint kServiceDefaultTextureCubemapId = 704;
  29   static const GLuint kServiceBlackExternalTextureId = 705;
  30   static const GLuint kServiceDefaultExternalTextureId = 706;
  31   static const GLuint kServiceBlackRectangleTextureId = 707;
  32   static const GLuint kServiceDefaultRectangleTextureId = 708;
  33
  34   static const GLint kMaxSamples = 4;
  35   static const GLint kMaxRenderbufferSize = 1024;
  36   static const GLint kMaxTextureSize = 2048;
  37   static const GLint kMaxCubeMapTextureSize = 256;
  38   static const GLint kNumVertexAttribs = 16;
  39   static const GLint kNumTextureUnits = 8;
  40   static const GLint kMaxTextureImageUnits = 8;
  41   static const GLint kMaxVertexTextureImageUnits = 2;
  42   static const GLint kMaxFragmentUniformVectors = 16;
  43   static const GLint kMaxFragmentUniformComponents =
  44       kMaxFragmentUniformVectors * 4;
  45   static const GLint kMaxVaryingVectors = 8;
  46   static const GLint kMaxVaryingFloats = kMaxVaryingVectors * 4;
  47   static const GLint kMaxVertexUniformVectors = 128;
  48   static const GLint kMaxVertexUniformComponents = kMaxVertexUniformVectors * 4;
  49
  50   struct AttribInfo {
  51     const char* name;
  52     GLint size;
  53     GLenum type;
  54     GLint location;
  55   };
  56
  57   struct UniformInfo {
  58     const char* name;
  59     GLint size;
  60     GLenum type;
  61     GLint fake_location;
  62     GLint real_location;
  63     GLint desired_location;
  64     const char* good_name;
  65   };
  66
  67   static void SetupContextGroupInitExpectations(
  68       ::gfx::MockGLInterface* gl,
  69       const DisallowedFeatures& disallowed_features,
  70       const char* extensions,
  71       const char* gl_version,
  72       bool bind_generates_resource);
  73   static void SetupFeatureInfoInitExpectations(
  74       ::gfx::MockGLInterface* gl, const char* extensions);
  75   static void SetupFeatureInfoInitExpectationsWithGLVersion(
  76       ::gfx::MockGLInterface* gl,
  77       const char* extensions,
  78       const char* gl_renderer,
  79       const char* gl_version);
  80   static void SetupTextureManagerInitExpectations(::gfx::MockGLInterface* gl,
  81                                                   const char* extensions,
  82                                                   bool use_default_textures);
  83   static void SetupTextureManagerDestructionExpectations(
  84       ::gfx::MockGLInterface* gl,
  85       const char* extensions,
  86       bool use_default_textures);
  87
  88   static void SetupExpectationsForClearingUniforms(
  89       ::gfx::MockGLInterface* gl, UniformInfo* uniforms, size_t num_uniforms);
  90
  91   static void SetupShader(
  92       ::gfx::MockGLInterface* gl,
  93       AttribInfo* attribs, size_t num_attribs,
  94       UniformInfo* uniforms, size_t num_uniforms,
  95       GLuint service_id);
  96
  97   static void SetupProgramSuccessExpectations(::gfx::MockGLInterface* gl,
  98       AttribInfo* attribs, size_t num_attribs,
  99       UniformInfo* uniforms, size_t num_uniforms,
 100       GLuint service_id);
 101
 102   static void DoBufferData(
 103       ::gfx::MockGLInterface* gl, MockErrorState* error_state,
 104       BufferManager* manager, Buffer* buffer, GLsizeiptr size, GLenum usage,
 105       const GLvoid* data, GLenum error);
 106
 107   static void SetTexParameteriWithExpectations(
 108       ::gfx::MockGLInterface* gl, MockErrorState* error_state,
 109       TextureManager* manager, TextureRef* texture_ref,
 110       GLenum pname, GLint value, GLenum error);
 111
 112   static void SetShaderStates(
 113       ::gfx::MockGLInterface* gl, Shader* shader,
 114       bool expected_valid,
 115       const std::string* const expected_log_info,
 116       const std::string* const expected_translated_source,
 117       const ShaderTranslatorInterface::VariableMap* const expected_attrib_map,
 118       const ShaderTranslatorInterface::VariableMap* const expected_uniform_map,
 119       const ShaderTranslatorInterface::VariableMap* const expected_varying_map,
 120       const ShaderTranslatorInterface::NameMap* const expected_name_map);
 121
 122   static void SetShaderStates(
 123       ::gfx::MockGLInterface* gl, Shader* shader, bool valid);
 124
 125  private:
 126   static void SetupTextureInitializationExpectations(::gfx::MockGLInterface* gl,
 127                                                      GLenum target,
 128                                                      bool use_default_textures);
 129   static void SetupTextureDestructionExpectations(::gfx::MockGLInterface* gl,
 130                                                   GLenum target,
 131                                                   bool use_default_textures);
 132 };
 133
 134 // This object temporaritly Sets what gfx::GetGLImplementation returns. During
 135 // testing the GLImplementation is set to kGLImplemenationMockGL but lots of
 136 // code branches based on what gfx::GetGLImplementation returns.
 137 class ScopedGLImplementationSetter {
 138  public:
 139   explicit ScopedGLImplementationSetter(gfx::GLImplementation implementation);
 140   ~ScopedGLImplementationSetter();
 141
 142  private:
 143   gfx::GLImplementation old_implementation_;
 144 };
 145
 146 }  // namespace gles2
 147 }  // namespace gpu
 148
 149 #endif  // GPU_COMMAND_BUFFER_SERVICE_TEST_HELPER_H_
 150