cc/test/fake_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_FAKE_WEB_GRAPHICS_CONTEXT_3D_H_
   6 #define CC_TEST_FAKE_WEB_GRAPHICS_CONTEXT_3D_H_
   7
   8 #include <vector>
   9
  10 #include "base/hash_tables.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/stl_util.h"
  13 #include "third_party/WebKit/Source/Platform/chromium/public/WebGraphicsContext3D.h"
  14 #include "third_party/khronos/GLES2/gl2.h"
  15
  16 namespace cc {
  17
  18 // WebGraphicsContext3D base class for use in WebKit unit tests.
  19 // All operations are no-ops (returning 0 if necessary).
  20 class FakeWebGraphicsContext3D : public WebKit::WebGraphicsContext3D {
  21  public:
  22   static scoped_ptr<FakeWebGraphicsContext3D> Create() {
  23     return make_scoped_ptr(new FakeWebGraphicsContext3D());
  24   }
  25   static scoped_ptr<FakeWebGraphicsContext3D> Create(
  26       const WebKit::WebGraphicsContext3D::Attributes& attributes) {
  27     return make_scoped_ptr(new FakeWebGraphicsContext3D(attributes));
  28   }
  29   virtual ~FakeWebGraphicsContext3D();
  30
  31   virtual bool makeContextCurrent();
  32
  33   virtual int width();
  34   virtual int height();
  35
  36   virtual void reshape(int width, int height);
  37
  38   virtual bool isGLES2Compliant();
  39
  40   virtual bool readBackFramebuffer(
  41       unsigned char* pixels,
  42       size_t buffer_size,
  43       WebKit::WebGLId framebuffer,
  44       int width,
  45       int height);
  46
  47   virtual WebKit::WebGLId getPlatformTextureId();
  48
  49   virtual void prepareTexture() {}
  50
  51   virtual void postSubBufferCHROMIUM(int x, int y, int width, int height) {}
  52
  53   virtual void synthesizeGLError(WebKit::WGC3Denum) {}
  54
  55   virtual bool isContextLost();
  56   virtual WebKit::WGC3Denum getGraphicsResetStatusARB();
  57
  58   virtual void* mapBufferSubDataCHROMIUM(
  59       WebKit::WGC3Denum target,
  60       WebKit::WGC3Dintptr offset,
  61       WebKit::WGC3Dsizeiptr size,
  62       WebKit::WGC3Denum access);
  63
  64   virtual void unmapBufferSubDataCHROMIUM(const void*) {}
  65   virtual void* mapTexSubImage2DCHROMIUM(
  66       WebKit::WGC3Denum target,
  67       WebKit::WGC3Dint level,
  68       WebKit::WGC3Dint xoffset,
  69       WebKit::WGC3Dint yoffset,
  70       WebKit::WGC3Dsizei width,
  71       WebKit::WGC3Dsizei height,
  72       WebKit::WGC3Denum format,
  73       WebKit::WGC3Denum type,
  74       WebKit::WGC3Denum access);
  75   virtual void unmapTexSubImage2DCHROMIUM(const void*) {}
  76
  77   virtual void setVisibilityCHROMIUM(bool visible) {}
  78
  79   virtual void discardFramebufferEXT(
  80       WebKit::WGC3Denum target,
  81       WebKit::WGC3Dsizei num_attachments,
  82       const WebKit::WGC3Denum* attachments) {}
  83   virtual void ensureFramebufferCHROMIUM() {}
  84
  85   virtual void setMemoryAllocationChangedCallbackCHROMIUM(
  86       WebGraphicsMemoryAllocationChangedCallbackCHROMIUM* callback) {}
  87
  88   virtual WebKit::WebString getRequestableExtensionsCHROMIUM();
  89   virtual void requestExtensionCHROMIUM(const char*) {}
  90
  91   virtual void blitFramebufferCHROMIUM(
  92       WebKit::WGC3Dint srcX0, WebKit::WGC3Dint srcY0,
  93       WebKit::WGC3Dint srcX1, WebKit::WGC3Dint srcY1,
  94       WebKit::WGC3Dint dstX0, WebKit::WGC3Dint dstY0,
  95       WebKit::WGC3Dint dstX1, WebKit::WGC3Dint dstY1,
  96       WebKit::WGC3Dbitfield mask,
  97       WebKit::WGC3Denum filter) {}
  98   virtual void renderbufferStorageMultisampleCHROMIUM(
  99       WebKit::WGC3Denum target,
 100       WebKit::WGC3Dsizei samples,
 101       WebKit::WGC3Denum internalformat,
 102       WebKit::WGC3Dsizei width,
 103       WebKit::WGC3Dsizei height) {}
 104
 105   virtual void activeTexture(WebKit::WGC3Denum texture) {}
 106   virtual void attachShader(WebKit::WebGLId program, WebKit::WebGLId shader);
 107   virtual void bindAttribLocation(
 108       WebKit::WebGLId program,
 109       WebKit::WGC3Duint index,
 110       const WebKit::WGC3Dchar* name) {}
 111   virtual void bindBuffer(WebKit::WGC3Denum target, WebKit::WebGLId buffer);
 112   virtual void bindFramebuffer(
 113       WebKit::WGC3Denum target, WebKit::WebGLId framebuffer);
 114   virtual void bindRenderbuffer(
 115       WebKit::WGC3Denum target, WebKit::WebGLId renderbuffer);
 116   virtual void bindTexture(
 117       WebKit::WGC3Denum target,
 118       WebKit::WebGLId texture_id);
 119   virtual void blendColor(
 120       WebKit::WGC3Dclampf red,
 121       WebKit::WGC3Dclampf green,
 122       WebKit::WGC3Dclampf blue,
 123       WebKit::WGC3Dclampf alpha) {}
 124   virtual void blendEquation(WebKit::WGC3Denum mode) {}
 125   virtual void blendEquationSeparate(
 126       WebKit::WGC3Denum mode_rgb,
 127       WebKit::WGC3Denum mode_alpha) {}
 128   virtual void blendFunc(
 129       WebKit::WGC3Denum sfactor,
 130       WebKit::WGC3Denum dfactor) {}
 131   virtual void blendFuncSeparate(
 132       WebKit::WGC3Denum src_rgb,
 133       WebKit::WGC3Denum dst_rgb,
 134       WebKit::WGC3Denum src_alpha,
 135       WebKit::WGC3Denum dst_alpha) {}
 136
 137   virtual void bufferData(
 138       WebKit::WGC3Denum target,
 139       WebKit::WGC3Dsizeiptr size,
 140       const void* data,
 141       WebKit::WGC3Denum usage) {}
 142   virtual void bufferSubData(
 143       WebKit::WGC3Denum target,
 144       WebKit::WGC3Dintptr offset,
 145       WebKit::WGC3Dsizeiptr size,
 146       const void* data) {}
 147
 148   virtual WebKit::WGC3Denum checkFramebufferStatus(WebKit::WGC3Denum target);
 149
 150   virtual void clear(WebKit::WGC3Dbitfield mask) {}
 151   virtual void clearColor(
 152       WebKit::WGC3Dclampf red,
 153       WebKit::WGC3Dclampf green,
 154       WebKit::WGC3Dclampf blue,
 155       WebKit::WGC3Dclampf alpha) {}
 156   virtual void clearDepth(WebKit::WGC3Dclampf depth) {}
 157   virtual void clearStencil(WebKit::WGC3Dint s) {}
 158   virtual void colorMask(
 159       WebKit::WGC3Dboolean red,
 160       WebKit::WGC3Dboolean green,
 161       WebKit::WGC3Dboolean blue,
 162       WebKit::WGC3Dboolean alpha) {}
 163   virtual void compileShader(WebKit::WebGLId shader) {}
 164
 165   virtual void compressedTexImage2D(
 166       WebKit::WGC3Denum target,
 167       WebKit::WGC3Dint level,
 168       WebKit::WGC3Denum internal_format,
 169       WebKit::WGC3Dsizei width,
 170       WebKit::WGC3Dsizei height,
 171       WebKit::WGC3Dint border,
 172       WebKit::WGC3Dsizei imageSize,
 173       const void* data) {}
 174   virtual void compressedTexSubImage2D(
 175       WebKit::WGC3Denum target,
 176       WebKit::WGC3Dint level,
 177       WebKit::WGC3Dint xoffset,
 178       WebKit::WGC3Dint yoffset,
 179       WebKit::WGC3Dsizei width,
 180       WebKit::WGC3Dsizei height,
 181       WebKit::WGC3Denum format,
 182       WebKit::WGC3Dsizei imageSize,
 183       const void* data) {}
 184   virtual void copyTexImage2D(
 185       WebKit::WGC3Denum target,
 186       WebKit::WGC3Dint level,
 187       WebKit::WGC3Denum internalformat,
 188       WebKit::WGC3Dint x,
 189       WebKit::WGC3Dint y,
 190       WebKit::WGC3Dsizei width,
 191       WebKit::WGC3Dsizei height,
 192       WebKit::WGC3Dint border) {}
 193   virtual void copyTexSubImage2D(
 194       WebKit::WGC3Denum target,
 195       WebKit::WGC3Dint level,
 196       WebKit::WGC3Dint xoffset,
 197       WebKit::WGC3Dint yoffset,
 198       WebKit::WGC3Dint x,
 199       WebKit::WGC3Dint y,
 200       WebKit::WGC3Dsizei width,
 201       WebKit::WGC3Dsizei height) {}
 202   virtual void cullFace(WebKit::WGC3Denum mode) {}
 203   virtual void depthFunc(WebKit::WGC3Denum func) {}
 204   virtual void depthMask(WebKit::WGC3Dboolean flag) {}
 205   virtual void depthRange(
 206       WebKit::WGC3Dclampf zNear,
 207       WebKit::WGC3Dclampf zFar) {}
 208   virtual void detachShader(WebKit::WebGLId program, WebKit::WebGLId shader) {}
 209   virtual void disable(WebKit::WGC3Denum cap) {}
 210   virtual void disableVertexAttribArray(WebKit::WGC3Duint index) {}
 211   virtual void drawArrays(
 212       WebKit::WGC3Denum mode,
 213       WebKit::WGC3Dint first,
 214       WebKit::WGC3Dsizei count) {}
 215   virtual void drawElements(
 216       WebKit::WGC3Denum mode,
 217       WebKit::WGC3Dsizei count,
 218       WebKit::WGC3Denum type,
 219       WebKit::WGC3Dintptr offset) {}
 220
 221   virtual void enable(WebKit::WGC3Denum cap) {}
 222   virtual void enableVertexAttribArray(WebKit::WGC3Duint index) {}
 223   virtual void finish() {}
 224   virtual void flush() {}
 225   virtual void framebufferRenderbuffer(
 226       WebKit::WGC3Denum target,
 227       WebKit::WGC3Denum attachment,
 228       WebKit::WGC3Denum renderbuffertarget,
 229       WebKit::WebGLId renderbuffer) {}
 230   virtual void framebufferTexture2D(
 231       WebKit::WGC3Denum target,
 232       WebKit::WGC3Denum attachment,
 233       WebKit::WGC3Denum textarget,
 234       WebKit::WebGLId texture,
 235       WebKit::WGC3Dint level) {}
 236   virtual void frontFace(WebKit::WGC3Denum mode) {}
 237   virtual void generateMipmap(WebKit::WGC3Denum target) {}
 238
 239   virtual bool getActiveAttrib(
 240       WebKit::WebGLId program,
 241       WebKit::WGC3Duint index, ActiveInfo&);
 242   virtual bool getActiveUniform(
 243       WebKit::WebGLId program,
 244       WebKit::WGC3Duint index,
 245       ActiveInfo&);
 246   virtual void getAttachedShaders(
 247       WebKit::WebGLId program,
 248       WebKit::WGC3Dsizei maxCount,
 249       WebKit::WGC3Dsizei* count,
 250       WebKit::WebGLId* shaders) {}
 251   virtual WebKit::WGC3Dint getAttribLocation(
 252       WebKit::WebGLId program,
 253       const WebKit::WGC3Dchar* name);
 254   virtual void getBooleanv(
 255       WebKit::WGC3Denum pname,
 256       WebKit::WGC3Dboolean* value) {}
 257   virtual void getBufferParameteriv(
 258       WebKit::WGC3Denum target,
 259       WebKit::WGC3Denum pname,
 260       WebKit::WGC3Dint* value) {}
 261   virtual Attributes getContextAttributes();
 262   virtual WebKit::WGC3Denum getError();
 263   virtual void getFloatv(
 264       WebKit::WGC3Denum pname,
 265       WebKit::WGC3Dfloat* value) {}
 266   virtual void getFramebufferAttachmentParameteriv(
 267       WebKit::WGC3Denum target,
 268       WebKit::WGC3Denum attachment,
 269       WebKit::WGC3Denum pname,
 270       WebKit::WGC3Dint* value) {}
 271
 272   virtual void getIntegerv(
 273       WebKit::WGC3Denum pname,
 274       WebKit::WGC3Dint* value);
 275
 276   virtual void getProgramiv(
 277       WebKit::WebGLId program,
 278       WebKit::WGC3Denum pname,
 279       WebKit::WGC3Dint* value);
 280
 281   virtual WebKit::WebString getProgramInfoLog(WebKit::WebGLId program);
 282   virtual void getRenderbufferParameteriv(
 283       WebKit::WGC3Denum target,
 284       WebKit::WGC3Denum pname,
 285       WebKit::WGC3Dint* value) {}
 286
 287   virtual void getShaderiv(
 288       WebKit::WebGLId shader,
 289       WebKit::WGC3Denum pname,
 290       WebKit::WGC3Dint* value);
 291
 292   virtual WebKit::WebString getShaderInfoLog(WebKit::WebGLId shader);
 293   virtual void getShaderPrecisionFormat(
 294       WebKit::WGC3Denum shadertype,
 295       WebKit::WGC3Denum precisiontype,
 296       WebKit::WGC3Dint* range,
 297       WebKit::WGC3Dint* precision) {}
 298   virtual WebKit::WebString getShaderSource(WebKit::WebGLId shader);
 299   virtual WebKit::WebString getString(WebKit::WGC3Denum name);
 300   virtual void getTexParameterfv(
 301       WebKit::WGC3Denum target,
 302       WebKit::WGC3Denum pname,
 303       WebKit::WGC3Dfloat* value) {}
 304   virtual void getTexParameteriv(
 305       WebKit::WGC3Denum target,
 306       WebKit::WGC3Denum pname,
 307       WebKit::WGC3Dint* value) {}
 308   virtual void getUniformfv(
 309       WebKit::WebGLId program,
 310       WebKit::WGC3Dint location,
 311       WebKit::WGC3Dfloat* value) {}
 312   virtual void getUniformiv(
 313       WebKit::WebGLId program,
 314       WebKit::WGC3Dint location,
 315       WebKit::WGC3Dint* value) {}
 316   virtual WebKit::WGC3Dint getUniformLocation(
 317       WebKit::WebGLId program,
 318       const WebKit::WGC3Dchar* name);
 319   virtual void getVertexAttribfv(
 320       WebKit::WGC3Duint index,
 321       WebKit::WGC3Denum pname,
 322       WebKit::WGC3Dfloat* value) {}
 323   virtual void getVertexAttribiv(
 324       WebKit::WGC3Duint index,
 325       WebKit::WGC3Denum pname,
 326       WebKit::WGC3Dint* value) {}
 327   virtual WebKit::WGC3Dsizeiptr getVertexAttribOffset(
 328       WebKit::WGC3Duint index,
 329       WebKit::WGC3Denum pname);
 330
 331   virtual void hint(WebKit::WGC3Denum target, WebKit::WGC3Denum mode) {}
 332   virtual WebKit::WGC3Dboolean isBuffer(WebKit::WebGLId buffer);
 333   virtual WebKit::WGC3Dboolean isEnabled(WebKit::WGC3Denum cap);
 334   virtual WebKit::WGC3Dboolean isFramebuffer(WebKit::WebGLId framebuffer);
 335   virtual WebKit::WGC3Dboolean isProgram(WebKit::WebGLId program);
 336   virtual WebKit::WGC3Dboolean isRenderbuffer(WebKit::WebGLId renderbuffer);
 337   virtual WebKit::WGC3Dboolean isShader(WebKit::WebGLId shader);
 338   virtual WebKit::WGC3Dboolean isTexture(WebKit::WebGLId texture);
 339   virtual void lineWidth(WebKit::WGC3Dfloat) {}
 340   virtual void linkProgram(WebKit::WebGLId program) {}
 341   virtual void pixelStorei(WebKit::WGC3Denum pname, WebKit::WGC3Dint param) {}
 342   virtual void polygonOffset(
 343       WebKit::WGC3Dfloat factor,
 344       WebKit::WGC3Dfloat units) {}
 345
 346   virtual void readPixels(
 347       WebKit::WGC3Dint x,
 348       WebKit::WGC3Dint y,
 349       WebKit::WGC3Dsizei width,
 350       WebKit::WGC3Dsizei height,
 351       WebKit::WGC3Denum format,
 352       WebKit::WGC3Denum type,
 353       void* pixels) {}
 354
 355   virtual void releaseShaderCompiler() {}
 356
 357   virtual void renderbufferStorage(
 358       WebKit::WGC3Denum target,
 359       WebKit::WGC3Denum internalformat,
 360       WebKit::WGC3Dsizei width,
 361       WebKit::WGC3Dsizei height) {}
 362   virtual void sampleCoverage(
 363       WebKit::WGC3Dclampf value,
 364       WebKit::WGC3Dboolean invert) {}
 365   virtual void scissor(
 366       WebKit::WGC3Dint x,
 367       WebKit::WGC3Dint y,
 368       WebKit::WGC3Dsizei width,
 369       WebKit::WGC3Dsizei height) {}
 370   virtual void shaderSource(
 371       WebKit::WebGLId shader,
 372       const WebKit::WGC3Dchar* string) {}
 373   virtual void stencilFunc(
 374       WebKit::WGC3Denum func,
 375       WebKit::WGC3Dint ref,
 376       WebKit::WGC3Duint mask) {}
 377   virtual void stencilFuncSeparate(
 378       WebKit::WGC3Denum face,
 379       WebKit::WGC3Denum func,
 380       WebKit::WGC3Dint ref,
 381       WebKit::WGC3Duint mask) {}
 382   virtual void stencilMask(WebKit::WGC3Duint mask) {}
 383   virtual void stencilMaskSeparate(
 384       WebKit::WGC3Denum face,
 385       WebKit::WGC3Duint mask) {}
 386   virtual void stencilOp(
 387       WebKit::WGC3Denum fail,
 388       WebKit::WGC3Denum zfail,
 389       WebKit::WGC3Denum zpass) {}
 390   virtual void stencilOpSeparate(
 391       WebKit::WGC3Denum face,
 392       WebKit::WGC3Denum fail,
 393       WebKit::WGC3Denum zfail,
 394       WebKit::WGC3Denum zpass) {}
 395
 396   virtual void texImage2D(
 397       WebKit::WGC3Denum target,
 398       WebKit::WGC3Dint level,
 399       WebKit::WGC3Denum internalformat,
 400       WebKit::WGC3Dsizei width,
 401       WebKit::WGC3Dsizei height,
 402       WebKit::WGC3Dint border,
 403       WebKit::WGC3Denum format,
 404       WebKit::WGC3Denum type,
 405       const void* pixels) {}
 406
 407   virtual void texParameterf(
 408       WebKit::WGC3Denum target,
 409       WebKit::WGC3Denum pname,
 410       WebKit::WGC3Dfloat param) {}
 411   virtual void texParameteri(
 412       WebKit::WGC3Denum target,
 413       WebKit::WGC3Denum pname,
 414       WebKit::WGC3Dint param) {}
 415
 416   virtual void texSubImage2D(
 417       WebKit::WGC3Denum target,
 418       WebKit::WGC3Dint level,
 419       WebKit::WGC3Dint xoffset,
 420       WebKit::WGC3Dint yoffset,
 421       WebKit::WGC3Dsizei width,
 422       WebKit::WGC3Dsizei height,
 423       WebKit::WGC3Denum format,
 424       WebKit::WGC3Denum type,
 425       const void* pixels) {}
 426
 427   virtual void uniform1f(WebKit::WGC3Dint location, WebKit::WGC3Dfloat x) {}
 428   virtual void uniform1fv(
 429       WebKit::WGC3Dint location,
 430       WebKit::WGC3Dsizei count,
 431       const WebKit::WGC3Dfloat* v) {}
 432   virtual void uniform1i(WebKit::WGC3Dint location, WebKit::WGC3Dint x) {}
 433   virtual void uniform1iv(
 434       WebKit::WGC3Dint location,
 435       WebKit::WGC3Dsizei count,
 436       const WebKit::WGC3Dint* v) {}
 437   virtual void uniform2f(
 438       WebKit::WGC3Dint location,
 439       WebKit::WGC3Dfloat x,
 440       WebKit::WGC3Dfloat y) {}
 441   virtual void uniform2fv(
 442       WebKit::WGC3Dint location,
 443       WebKit::WGC3Dsizei count,
 444       const WebKit::WGC3Dfloat* v) {}
 445   virtual void uniform2i(
 446       WebKit::WGC3Dint location,
 447       WebKit::WGC3Dint x,
 448       WebKit::WGC3Dint y) {}
 449   virtual void uniform2iv(
 450       WebKit::WGC3Dint location,
 451       WebKit::WGC3Dsizei count,
 452       const WebKit::WGC3Dint* v) {}
 453   virtual void uniform3f(
 454       WebKit::WGC3Dint location,
 455       WebKit::WGC3Dfloat x,
 456       WebKit::WGC3Dfloat y,
 457       WebKit::WGC3Dfloat z) {}
 458   virtual void uniform3fv(
 459       WebKit::WGC3Dint location,
 460       WebKit::WGC3Dsizei count,
 461       const WebKit::WGC3Dfloat* v) {}
 462   virtual void uniform3i(
 463       WebKit::WGC3Dint location,
 464       WebKit::WGC3Dint x,
 465       WebKit::WGC3Dint y,
 466       WebKit::WGC3Dint z) {}
 467   virtual void uniform3iv(
 468       WebKit::WGC3Dint location,
 469       WebKit::WGC3Dsizei count,
 470       const WebKit::WGC3Dint* v) {}
 471   virtual void uniform4f(
 472       WebKit::WGC3Dint location,
 473       WebKit::WGC3Dfloat x,
 474       WebKit::WGC3Dfloat y,
 475       WebKit::WGC3Dfloat z,
 476       WebKit::WGC3Dfloat w) {}
 477   virtual void uniform4fv(
 478       WebKit::WGC3Dint location,
 479       WebKit::WGC3Dsizei count,
 480       const WebKit::WGC3Dfloat* v) {}
 481   virtual void uniform4i(
 482       WebKit::WGC3Dint location,
 483       WebKit::WGC3Dint x,
 484       WebKit::WGC3Dint y,
 485       WebKit::WGC3Dint z,
 486       WebKit::WGC3Dint w) {}
 487   virtual void uniform4iv(
 488       WebKit::WGC3Dint location,
 489       WebKit::WGC3Dsizei count,
 490       const WebKit::WGC3Dint* v) {}
 491   virtual void uniformMatrix2fv(
 492       WebKit::WGC3Dint location,
 493       WebKit::WGC3Dsizei count,
 494       WebKit::WGC3Dboolean transpose,
 495       const WebKit::WGC3Dfloat* value) {}
 496   virtual void uniformMatrix3fv(
 497       WebKit::WGC3Dint location,
 498       WebKit::WGC3Dsizei count,
 499       WebKit::WGC3Dboolean transpose,
 500       const WebKit::WGC3Dfloat* value) {}
 501   virtual void uniformMatrix4fv(
 502       WebKit::WGC3Dint location,
 503       WebKit::WGC3Dsizei count,
 504       WebKit::WGC3Dboolean transpose,
 505       const WebKit::WGC3Dfloat* value) {}
 506
 507   virtual void useProgram(WebKit::WebGLId program);
 508   virtual void validateProgram(WebKit::WebGLId program) {}
 509
 510   virtual void vertexAttrib1f(WebKit::WGC3Duint index, WebKit::WGC3Dfloat x) {}
 511   virtual void vertexAttrib1fv(
 512       WebKit::WGC3Duint index,
 513       const WebKit::WGC3Dfloat* values) {}
 514   virtual void vertexAttrib2f(
 515       WebKit::WGC3Duint index,
 516       WebKit::WGC3Dfloat x,
 517       WebKit::WGC3Dfloat y) {}
 518   virtual void vertexAttrib2fv(
 519       WebKit::WGC3Duint index,
 520       const WebKit::WGC3Dfloat* values) {}
 521   virtual void vertexAttrib3f(
 522       WebKit::WGC3Duint index,
 523       WebKit::WGC3Dfloat x,
 524       WebKit::WGC3Dfloat y,
 525       WebKit::WGC3Dfloat z) {}
 526   virtual void vertexAttrib3fv(
 527       WebKit::WGC3Duint index,
 528       const WebKit::WGC3Dfloat* values) {}
 529   virtual void vertexAttrib4f(
 530       WebKit::WGC3Duint index,
 531       WebKit::WGC3Dfloat x,
 532       WebKit::WGC3Dfloat y,
 533       WebKit::WGC3Dfloat z,
 534       WebKit::WGC3Dfloat w) {}
 535   virtual void vertexAttrib4fv(
 536       WebKit::WGC3Duint index,
 537       const WebKit::WGC3Dfloat* values) {}
 538   virtual void vertexAttribPointer(
 539       WebKit::WGC3Duint index,
 540       WebKit::WGC3Dint size,
 541       WebKit::WGC3Denum type,
 542       WebKit::WGC3Dboolean normalized,
 543       WebKit::WGC3Dsizei stride,
 544       WebKit::WGC3Dintptr offset) {}
 545
 546   virtual void viewport(
 547       WebKit::WGC3Dint x,
 548       WebKit::WGC3Dint y,
 549       WebKit::WGC3Dsizei width,
 550       WebKit::WGC3Dsizei height) {}
 551
 552   virtual WebKit::WebGLId createBuffer();
 553   virtual WebKit::WebGLId createFramebuffer();
 554   virtual WebKit::WebGLId createProgram();
 555   virtual WebKit::WebGLId createRenderbuffer();
 556   virtual WebKit::WebGLId createShader(WebKit::WGC3Denum);
 557   virtual WebKit::WebGLId createTexture();
 558
 559   virtual void deleteBuffer(WebKit::WebGLId id);
 560   virtual void deleteFramebuffer(WebKit::WebGLId id);
 561   virtual void deleteProgram(WebKit::WebGLId id);
 562   virtual void deleteRenderbuffer(WebKit::WebGLId id);
 563   virtual void deleteShader(WebKit::WebGLId id);
 564   virtual void deleteTexture(WebKit::WebGLId texture_id);
 565
 566   virtual void texStorage2DEXT(
 567       WebKit::WGC3Denum target,
 568       WebKit::WGC3Dint levels,
 569       WebKit::WGC3Duint internalformat,
 570       WebKit::WGC3Dint width,
 571       WebKit::WGC3Dint height) {}
 572
 573   virtual WebKit::WebGLId createQueryEXT();
 574   virtual void deleteQueryEXT(WebKit::WebGLId query) {}
 575   virtual WebKit::WGC3Dboolean isQueryEXT(WebKit::WebGLId query);
 576   virtual void beginQueryEXT(
 577       WebKit::WGC3Denum target,
 578       WebKit::WebGLId query) {}
 579   virtual void endQueryEXT(WebKit::WGC3Denum target);
 580   virtual void getQueryivEXT(
 581       WebKit::WGC3Denum target,
 582       WebKit::WGC3Denum pname,
 583       WebKit::WGC3Dint* params) {}
 584   virtual void getQueryObjectuivEXT(
 585       WebKit::WebGLId query,
 586       WebKit::WGC3Denum pname,
 587       WebKit::WGC3Duint* params);
 588
 589   virtual void setContextLostCallback(
 590       WebGraphicsContextLostCallback* callback);
 591
 592   virtual void loseContextCHROMIUM(WebKit::WGC3Denum current,
 593                                    WebKit::WGC3Denum other);
 594
 595   // When set, MakeCurrent() will fail after this many times.
 596   void set_times_make_current_succeeds(int times) {
 597     times_make_current_succeeds_ = times;
 598   }
 599   void set_times_bind_texture_succeeds(int times) {
 600     times_bind_texture_succeeds_ = times;
 601   }
 602   void set_times_end_query_succeeds(int times) {
 603     times_end_query_succeeds_ = times;
 604   }
 605
 606   size_t NumTextures() const { return textures_.size(); }
 607   WebKit::WebGLId TextureAt(int i) const { return textures_[i]; }
 608
 609   size_t NumUsedTextures() const { return used_textures_.size(); }
 610   bool UsedTexture(int texture) const {
 611     return ContainsKey(used_textures_, texture);
 612   }
 613   void ResetUsedTextures() { used_textures_.clear(); }
 614
 615   void set_have_extension_io_surface(bool have) {
 616     have_extension_io_surface_ = have;
 617   }
 618   void set_have_extension_egl_image(bool have) {
 619     have_extension_egl_image_ = have;
 620   }
 621
 622   static const WebKit::WebGLId kExternalTextureId;
 623   virtual WebKit::WebGLId NextTextureId();
 624
 625  protected:
 626   FakeWebGraphicsContext3D();
 627   FakeWebGraphicsContext3D(
 628       const WebKit::WebGraphicsContext3D::Attributes& attributes);
 629
 630   unsigned context_id_;
 631   unsigned next_texture_id_;
 632   Attributes attributes_;
 633   bool have_extension_io_surface_;
 634   bool have_extension_egl_image_;
 635   int times_make_current_succeeds_;
 636   int times_bind_texture_succeeds_;
 637   int times_end_query_succeeds_;
 638   bool context_lost_;
 639   WebGraphicsContextLostCallback* context_lost_callback_;
 640   std::vector<WebKit::WebGLId> textures_;
 641   base::hash_set<WebKit::WebGLId> used_textures_;
 642   int width_;
 643   int height_;
 644 };
 645
 646 }  // namespace cc
 647
 648 #endif  // CC_TEST_FAKE_WEB_GRAPHICS_CONTEXT_3D_H_