cc/test/test_web_graphics_context_3d.h

   1 // Copyright 2011 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 CC_TEST_TEST_WEB_GRAPHICS_CONTEXT_3D_H_
   6 #define CC_TEST_TEST_WEB_GRAPHICS_CONTEXT_3D_H_
   7
   8 #include <vector>
   9
  10 #include "base/compiler_specific.h"
  11 #include "base/hash_tables.h"
  12 #include "base/memory/scoped_ptr.h"
  13 #include "base/stl_util.h"
  14 #include "cc/fake_web_graphics_context_3d.h"
  15 #include "third_party/khronos/GLES2/gl2.h"
  16
  17 namespace cc {
  18
  19 class TestWebGraphicsContext3D : public FakeWebGraphicsContext3D {
  20  public:
  21   static scoped_ptr<TestWebGraphicsContext3D> Create() {
  22     return make_scoped_ptr(new TestWebGraphicsContext3D());
  23   }
  24   static scoped_ptr<TestWebGraphicsContext3D> Create(
  25       const WebKit::WebGraphicsContext3D::Attributes& attributes) {
  26     return make_scoped_ptr(new TestWebGraphicsContext3D(attributes));
  27   }
  28   virtual ~TestWebGraphicsContext3D();
  29
  30   virtual bool makeContextCurrent();
  31
  32   virtual int width();
  33   virtual int height();
  34
  35   virtual void reshape(int width, int height);
  36
  37   virtual bool isContextLost();
  38   virtual WebKit::WGC3Denum getGraphicsResetStatusARB();
  39
  40   virtual void attachShader(WebKit::WebGLId program, WebKit::WebGLId shader);
  41   virtual void bindBuffer(WebKit::WGC3Denum target, WebKit::WebGLId buffer);
  42   virtual void bindFramebuffer(
  43       WebKit::WGC3Denum target, WebKit::WebGLId framebuffer);
  44   virtual void bindRenderbuffer(
  45       WebKit::WGC3Denum target, WebKit::WebGLId renderbuffer);
  46   virtual void bindTexture(
  47       WebKit::WGC3Denum target,
  48       WebKit::WebGLId texture_id);
  49
  50   virtual WebKit::WGC3Denum checkFramebufferStatus(WebKit::WGC3Denum target);
  51
  52   virtual Attributes getContextAttributes();
  53
  54   virtual WebKit::WebString getString(WebKit::WGC3Denum name);
  55   virtual WebKit::WGC3Dint getUniformLocation(
  56       WebKit::WebGLId program,
  57       const WebKit::WGC3Dchar* name);
  58   virtual WebKit::WGC3Dsizeiptr getVertexAttribOffset(
  59       WebKit::WGC3Duint index,
  60       WebKit::WGC3Denum pname);
  61
  62   virtual WebKit::WGC3Dboolean isBuffer(WebKit::WebGLId buffer);
  63   virtual WebKit::WGC3Dboolean isEnabled(WebKit::WGC3Denum cap);
  64   virtual WebKit::WGC3Dboolean isFramebuffer(WebKit::WebGLId framebuffer);
  65   virtual WebKit::WGC3Dboolean isProgram(WebKit::WebGLId program);
  66   virtual WebKit::WGC3Dboolean isRenderbuffer(WebKit::WebGLId renderbuffer);
  67   virtual WebKit::WGC3Dboolean isShader(WebKit::WebGLId shader);
  68   virtual WebKit::WGC3Dboolean isTexture(WebKit::WebGLId texture);
  69
  70   virtual void useProgram(WebKit::WebGLId program);
  71
  72   virtual WebKit::WebGLId createBuffer();
  73   virtual WebKit::WebGLId createFramebuffer();
  74   virtual WebKit::WebGLId createProgram();
  75   virtual WebKit::WebGLId createRenderbuffer();
  76   virtual WebKit::WebGLId createShader(WebKit::WGC3Denum);
  77   virtual WebKit::WebGLId createTexture();
  78
  79   virtual void deleteBuffer(WebKit::WebGLId id);
  80   virtual void deleteFramebuffer(WebKit::WebGLId id);
  81   virtual void deleteProgram(WebKit::WebGLId id);
  82   virtual void deleteRenderbuffer(WebKit::WebGLId id);
  83   virtual void deleteShader(WebKit::WebGLId id);
  84   virtual void deleteTexture(WebKit::WebGLId texture_id);
  85
  86   virtual void endQueryEXT(WebKit::WGC3Denum target);
  87   virtual void getQueryObjectuivEXT(
  88       WebKit::WebGLId query,
  89       WebKit::WGC3Denum pname,
  90       WebKit::WGC3Duint* params);
  91
  92   virtual void setContextLostCallback(
  93       WebGraphicsContextLostCallback* callback);
  94
  95   virtual void loseContextCHROMIUM(WebKit::WGC3Denum current,
  96                                    WebKit::WGC3Denum other);
  97
  98   // When set, MakeCurrent() will fail after this many times.
  99   void set_times_make_current_succeeds(int times) {
 100     times_make_current_succeeds_ = times;
 101   }
 102   void set_times_bind_texture_succeeds(int times) {
 103     times_bind_texture_succeeds_ = times;
 104   }
 105   void set_times_end_query_succeeds(int times) {
 106     times_end_query_succeeds_ = times;
 107   }
 108
 109   size_t NumTextures() const { return textures_.size(); }
 110   WebKit::WebGLId TextureAt(int i) const { return textures_[i]; }
 111
 112   size_t NumUsedTextures() const { return used_textures_.size(); }
 113   bool UsedTexture(int texture) const {
 114     return ContainsKey(used_textures_, texture);
 115   }
 116   void ResetUsedTextures() { used_textures_.clear(); }
 117
 118   void set_have_extension_io_surface(bool have) {
 119     have_extension_io_surface_ = have;
 120   }
 121   void set_have_extension_egl_image(bool have) {
 122     have_extension_egl_image_ = have;
 123   }
 124
 125   // When this context is lost, all contexts in its share group are also lost.
 126   void add_share_group_context(WebKit::WebGraphicsContext3D* context3d) {
 127     shared_contexts_.push_back(context3d);
 128   }
 129
 130   static const WebKit::WebGLId kExternalTextureId;
 131   virtual WebKit::WebGLId NextTextureId();
 132
 133  protected:
 134   TestWebGraphicsContext3D();
 135   TestWebGraphicsContext3D(
 136       const WebKit::WebGraphicsContext3D::Attributes& attributes);
 137
 138   unsigned context_id_;
 139   unsigned next_texture_id_;
 140   Attributes attributes_;
 141   bool have_extension_io_surface_;
 142   bool have_extension_egl_image_;
 143   int times_make_current_succeeds_;
 144   int times_bind_texture_succeeds_;
 145   int times_end_query_succeeds_;
 146   bool context_lost_;
 147   WebGraphicsContextLostCallback* context_lost_callback_;
 148   std::vector<WebKit::WebGLId> textures_;
 149   base::hash_set<WebKit::WebGLId> used_textures_;
 150   std::vector<WebKit::WebGraphicsContext3D*> shared_contexts_;
 151   int width_;
 152   int height_;
 153 };
 154
 155 }  // namespace cc
 156
 157 #endif  // CC_TEST_TEST_WEB_GRAPHICS_CONTEXT_3D_H_