Implement WebKit::WebUnitTestSupport::createLayerTreeViewForTesting()

cc/test/test_web_graphics_context_3d.h

+// Copyright 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CC_TEST_TEST_WEB_GRAPHICS_CONTEXT_3D_H_
+#define CC_TEST_TEST_WEB_GRAPHICS_CONTEXT_3D_H_
+
+#include <vector>
+
+#include "base/compiler_specific.h"
+#include "base/hash_tables.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/stl_util.h"
+#include "cc/fake_web_graphics_context_3d.h"
+#include "third_party/khronos/GLES2/gl2.h"
+
+namespace cc {
+
+class TestWebGraphicsContext3D : public FakeWebGraphicsContext3D {
+ public:
+  static scoped_ptr<TestWebGraphicsContext3D> Create() {
+    return make_scoped_ptr(new TestWebGraphicsContext3D());
+  }
+  static scoped_ptr<TestWebGraphicsContext3D> Create(
+      const WebKit::WebGraphicsContext3D::Attributes& attributes) {
+    return make_scoped_ptr(new TestWebGraphicsContext3D(attributes));
+  }
+  virtual ~TestWebGraphicsContext3D();
+
+  virtual bool makeContextCurrent();
+
+  virtual int width();
+  virtual int height();
+
+  virtual void reshape(int width, int height);
+
+  virtual bool isContextLost();
+  virtual WebKit::WGC3Denum getGraphicsResetStatusARB();
+
+  virtual void attachShader(WebKit::WebGLId program, WebKit::WebGLId shader);
+  virtual void bindBuffer(WebKit::WGC3Denum target, WebKit::WebGLId buffer);
+  virtual void bindFramebuffer(
+      WebKit::WGC3Denum target, WebKit::WebGLId framebuffer);
+  virtual void bindRenderbuffer(
+      WebKit::WGC3Denum target, WebKit::WebGLId renderbuffer);
+  virtual void bindTexture(
+      WebKit::WGC3Denum target,
+      WebKit::WebGLId texture_id);
+
+  virtual WebKit::WGC3Denum checkFramebufferStatus(WebKit::WGC3Denum target);
+
+  virtual Attributes getContextAttributes();
+
+  virtual WebKit::WebString getString(WebKit::WGC3Denum name);
+  virtual WebKit::WGC3Dint getUniformLocation(
+      WebKit::WebGLId program,
+      const WebKit::WGC3Dchar* name);
+  virtual WebKit::WGC3Dsizeiptr getVertexAttribOffset(
+      WebKit::WGC3Duint index,
+      WebKit::WGC3Denum pname);
+
+  virtual WebKit::WGC3Dboolean isBuffer(WebKit::WebGLId buffer);
+  virtual WebKit::WGC3Dboolean isEnabled(WebKit::WGC3Denum cap);
+  virtual WebKit::WGC3Dboolean isFramebuffer(WebKit::WebGLId framebuffer);
+  virtual WebKit::WGC3Dboolean isProgram(WebKit::WebGLId program);
+  virtual WebKit::WGC3Dboolean isRenderbuffer(WebKit::WebGLId renderbuffer);
+  virtual WebKit::WGC3Dboolean isShader(WebKit::WebGLId shader);
+  virtual WebKit::WGC3Dboolean isTexture(WebKit::WebGLId texture);
+
+  virtual void useProgram(WebKit::WebGLId program);
+
+  virtual WebKit::WebGLId createBuffer();
+  virtual WebKit::WebGLId createFramebuffer();
+  virtual WebKit::WebGLId createProgram();
+  virtual WebKit::WebGLId createRenderbuffer();
+  virtual WebKit::WebGLId createShader(WebKit::WGC3Denum);
+  virtual WebKit::WebGLId createTexture();
+
+  virtual void deleteBuffer(WebKit::WebGLId id);
+  virtual void deleteFramebuffer(WebKit::WebGLId id);
+  virtual void deleteProgram(WebKit::WebGLId id);
+  virtual void deleteRenderbuffer(WebKit::WebGLId id);
+  virtual void deleteShader(WebKit::WebGLId id);
+  virtual void deleteTexture(WebKit::WebGLId texture_id);
+
+  virtual void endQueryEXT(WebKit::WGC3Denum target);
+  virtual void getQueryObjectuivEXT(
+      WebKit::WebGLId query,
+      WebKit::WGC3Denum pname,
+      WebKit::WGC3Duint* params);
+
+  virtual void setContextLostCallback(
+      WebGraphicsContextLostCallback* callback);
+
+  virtual void loseContextCHROMIUM(WebKit::WGC3Denum current,
+                                   WebKit::WGC3Denum other);
+
+  // When set, MakeCurrent() will fail after this many times.
+  void set_times_make_current_succeeds(int times) {
+    times_make_current_succeeds_ = times;
+  }
+  void set_times_bind_texture_succeeds(int times) {
+    times_bind_texture_succeeds_ = times;
+  }
+  void set_times_end_query_succeeds(int times) {
+    times_end_query_succeeds_ = times;
+  }
+
+  size_t NumTextures() const { return textures_.size(); }
+  WebKit::WebGLId TextureAt(int i) const { return textures_[i]; }
+
+  size_t NumUsedTextures() const { return used_textures_.size(); }
+  bool UsedTexture(int texture) const {
+    return ContainsKey(used_textures_, texture);
+  }
+  void ResetUsedTextures() { used_textures_.clear(); }
+
+  void set_have_extension_io_surface(bool have) {
+    have_extension_io_surface_ = have;
+  }
+  void set_have_extension_egl_image(bool have) {
+    have_extension_egl_image_ = have;
+  }
+
+  static const WebKit::WebGLId kExternalTextureId;
+  virtual WebKit::WebGLId NextTextureId();
+
+ protected:
+  TestWebGraphicsContext3D();
+  TestWebGraphicsContext3D(
+      const WebKit::WebGraphicsContext3D::Attributes& attributes);
+
+  unsigned context_id_;
+  unsigned next_texture_id_;
+  Attributes attributes_;
+  bool have_extension_io_surface_;
+  bool have_extension_egl_image_;
+  int times_make_current_succeeds_;
+  int times_bind_texture_succeeds_;
+  int times_end_query_succeeds_;
+  bool context_lost_;
+  WebGraphicsContextLostCallback* context_lost_callback_;
+  std::vector<WebKit::WebGLId> textures_;
+  base::hash_set<WebKit::WebGLId> used_textures_;
+  int width_;
+  int height_;
+};
+
+}  // namespace cc
+
+#endif  // CC_TEST_TEST_WEB_GRAPHICS_CONTEXT_3D_H_