summaryrefslogtreecommitdiffstats
path: root/cc/test/test_web_graphics_context_3d.h
blob: 086ab0f9dfdd5d3b920c7b9402c300ba0ed4cf60 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
// 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/containers/hash_tables.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/stl_util.h"
#include "cc/base/scoped_ptr_hash_map.h"
#include "cc/debug/fake_web_graphics_context_3d.h"
#include "third_party/khronos/GLES2/gl2.h"

namespace WebKit { struct WebGraphicsMemoryAllocation; }

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 reshapeWithScaleFactor(
      int width, int height, float scale_factor);

  virtual bool isContextLost();
  virtual WebKit::WGC3Denum getGraphicsResetStatusARB();

  virtual void attachShader(WebKit::WebGLId program, WebKit::WebGLId shader);
  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 getIntegerv(
      WebKit::WGC3Denum pname,
      WebKit::WGC3Dint* value);

  virtual void genMailboxCHROMIUM(WebKit::WGC3Dbyte* mailbox);
  virtual void produceTextureCHROMIUM(WebKit::WGC3Denum target,
                                      const WebKit::WGC3Dbyte* mailbox) { }
  virtual void consumeTextureCHROMIUM(WebKit::WGC3Denum target,
                                      const WebKit::WGC3Dbyte* mailbox) { }

  virtual void setContextLostCallback(
      WebGraphicsContextLostCallback* callback);

  virtual void loseContextCHROMIUM(WebKit::WGC3Denum current,
                                   WebKit::WGC3Denum other);

  // Takes ownership of the |callback|.
  virtual void signalSyncPoint(unsigned sync_point,
                               WebGraphicsSyncPointCallback* callback);

  virtual void setSwapBuffersCompleteCallbackCHROMIUM(
      WebGraphicsSwapBuffersCompleteCallbackCHROMIUM* callback);

  virtual void setMemoryAllocationChangedCallbackCHROMIUM(
      WebGraphicsMemoryAllocationChangedCallbackCHROMIUM* callback);

  virtual void prepareTexture();
  virtual void finish();
  virtual void flush();

  virtual void bindBuffer(WebKit::WGC3Denum target, WebKit::WebGLId buffer);
  virtual void bufferData(WebKit::WGC3Denum target,
                          WebKit::WGC3Dsizeiptr size,
                          const void* data,
                          WebKit::WGC3Denum usage);
  virtual void* mapBufferCHROMIUM(WebKit::WGC3Denum target,
                                  WebKit::WGC3Denum access);
  virtual WebKit::WGC3Dboolean unmapBufferCHROMIUM(WebKit::WGC3Denum target);

  virtual void bindTexImage2DCHROMIUM(WebKit::WGC3Denum target,
                                      WebKit::WGC3Dint image_id);
  virtual WebKit::WGC3Duint createImageCHROMIUM(
      WebKit::WGC3Dsizei width,
      WebKit::WGC3Dsizei height,
      WebKit::WGC3Denum internalformat);
  virtual void destroyImageCHROMIUM(WebKit::WGC3Duint image_id);
  virtual void getImageParameterivCHROMIUM(
      WebKit::WGC3Duint image_id,
      WebKit::WGC3Denum pname,
      WebKit::WGC3Dint* params);
  virtual void* mapImageCHROMIUM(
      WebKit::WGC3Duint image_id,
      WebKit::WGC3Denum access);
  virtual void unmapImageCHROMIUM(WebKit::WGC3Duint image_id);

  // 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;
  }

  // When set, mapImageCHROMIUM and mapBufferCHROMIUM will return NULL after
  // this many times.
  void set_times_map_image_chromium_succeeds(int times) {
    times_map_image_chromium_succeeds_ = times;
  }
  void set_times_map_buffer_chromium_succeeds(int times) {
    times_map_buffer_chromium_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_support_swapbuffers_complete_callback(bool support) {
    support_swapbuffers_complete_callback_ = support;
  }
  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;
  }

  // When this context is lost, all contexts in its share group are also lost.
  void add_share_group_context(WebKit::WebGraphicsContext3D* context3d) {
    shared_contexts_.push_back(context3d);
  }

  void set_max_texture_size(int size) { max_texture_size_ = size; }

  static const WebKit::WebGLId kExternalTextureId;
  virtual WebKit::WebGLId NextTextureId();

  virtual WebKit::WebGLId NextBufferId();

  virtual WebKit::WebGLId NextImageId();

  void SetMemoryAllocation(WebKit::WebGraphicsMemoryAllocation allocation);

 protected:
  TestWebGraphicsContext3D();
  TestWebGraphicsContext3D(
      const WebKit::WebGraphicsContext3D::Attributes& attributes);

  void CallAllSyncPointCallbacks();
  void SwapBuffersComplete();

  unsigned context_id_;
  unsigned next_buffer_id_;
  unsigned next_image_id_;
  unsigned next_texture_id_;
  Attributes attributes_;
  bool support_swapbuffers_complete_callback_;
  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_;
  int times_map_image_chromium_succeeds_;
  int times_map_buffer_chromium_succeeds_;
  WebGraphicsContextLostCallback* context_lost_callback_;
  WebGraphicsSwapBuffersCompleteCallbackCHROMIUM* swap_buffers_callback_;
  WebGraphicsMemoryAllocationChangedCallbackCHROMIUM*
      memory_allocation_changed_callback_;
  std::vector<WebGraphicsSyncPointCallback*> sync_point_callbacks_;
  std::vector<WebKit::WebGLId> textures_;
  base::hash_set<WebKit::WebGLId> used_textures_;
  std::vector<WebKit::WebGraphicsContext3D*> shared_contexts_;
  int max_texture_size_;
  int width_;
  int height_;

  struct Buffer {
    Buffer();
    ~Buffer();

    WebKit::WGC3Denum target;
    scoped_ptr<uint8[]> pixels;

   private:
    DISALLOW_COPY_AND_ASSIGN(Buffer);
  };
  ScopedPtrHashMap<unsigned, Buffer> buffers_;
  unsigned bound_buffer_;
  struct Image {
    Image();
    ~Image();

    scoped_ptr<uint8[]> pixels;

   private:
    DISALLOW_COPY_AND_ASSIGN(Image);
  };
  ScopedPtrHashMap<unsigned, Image> images_;
  base::WeakPtrFactory<TestWebGraphicsContext3D> weak_ptr_factory_;
};

}  // namespace cc

#endif  // CC_TEST_TEST_WEB_GRAPHICS_CONTEXT_3D_H_