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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_ANDROID_VR_SHELL_VR_SHELL_RENDERER_H_ | 5 #ifndef CHROME_BROWSER_ANDROID_VR_SHELL_VR_SHELL_RENDERER_H_ |
6 #define CHROME_BROWSER_ANDROID_VR_SHELL_VR_SHELL_RENDERER_H_ | 6 #define CHROME_BROWSER_ANDROID_VR_SHELL_VR_SHELL_RENDERER_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 #include <string> | 9 #include <string> |
10 #include <vector> | 10 #include <vector> |
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22 enum ShaderID { | 22 enum ShaderID { |
23 SHADER_UNRECOGNIZED = 0, | 23 SHADER_UNRECOGNIZED = 0, |
24 TEXTURE_QUAD_VERTEX_SHADER, | 24 TEXTURE_QUAD_VERTEX_SHADER, |
25 TEXTURE_QUAD_FRAGMENT_SHADER, | 25 TEXTURE_QUAD_FRAGMENT_SHADER, |
26 WEBVR_VERTEX_SHADER, | 26 WEBVR_VERTEX_SHADER, |
27 WEBVR_FRAGMENT_SHADER, | 27 WEBVR_FRAGMENT_SHADER, |
28 RETICLE_VERTEX_SHADER, | 28 RETICLE_VERTEX_SHADER, |
29 RETICLE_FRAGMENT_SHADER, | 29 RETICLE_FRAGMENT_SHADER, |
30 LASER_VERTEX_SHADER, | 30 LASER_VERTEX_SHADER, |
31 LASER_FRAGMENT_SHADER, | 31 LASER_FRAGMENT_SHADER, |
| 32 OVERLAY_ICON_VERTEX_SHADER, |
| 33 OVERLAY_ICON_FRAGMENT_SHADER, |
32 SHADER_ID_MAX | 34 SHADER_ID_MAX |
33 }; | 35 }; |
34 | 36 |
35 class BaseRenderer { | 37 class BaseRenderer { |
36 public: | 38 public: |
37 virtual ~BaseRenderer(); | 39 virtual ~BaseRenderer(); |
38 | 40 |
39 protected: | 41 protected: |
40 BaseRenderer(ShaderID vertex_id, ShaderID fragment_id); | 42 BaseRenderer(ShaderID vertex_id, ShaderID fragment_id); |
41 | 43 |
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123 | 125 |
124 GLuint texture_unit_handle_; | 126 GLuint texture_unit_handle_; |
125 GLuint texture_data_handle_; | 127 GLuint texture_data_handle_; |
126 GLuint color_handle_; | 128 GLuint color_handle_; |
127 GLuint fade_point_handle_; | 129 GLuint fade_point_handle_; |
128 GLuint fade_end_handle_; | 130 GLuint fade_end_handle_; |
129 | 131 |
130 DISALLOW_COPY_AND_ASSIGN(LaserRenderer); | 132 DISALLOW_COPY_AND_ASSIGN(LaserRenderer); |
131 }; | 133 }; |
132 | 134 |
| 135 // Renders icons as static overlays. |
| 136 enum OverlayIconID { |
| 137 ICON_INSECURE_PERMANENT = 0, |
| 138 ICON_INSECURE_TRANSIENT, |
| 139 ICON_ID_MAX |
| 140 }; |
| 141 |
| 142 class OverlayIconRenderer { |
| 143 public: |
| 144 OverlayIconRenderer(); |
| 145 ~OverlayIconRenderer(); |
| 146 |
| 147 void Draw(const gvr::Mat4f& combined_matrix, int icon_num); |
| 148 |
| 149 private: |
| 150 static constexpr size_t VERTEX_STRIDE = sizeof(float) * 4; |
| 151 static constexpr size_t POSITION_ELEMENTS = 2; |
| 152 static constexpr size_t TEXCOORD_ELEMENTS = 2; |
| 153 static constexpr size_t POSITION_OFFSET = 0; |
| 154 static constexpr size_t TEXCOORD_OFFSET = sizeof(float) * 2; |
| 155 |
| 156 GLuint program_handle_; |
| 157 GLuint tex_uniform_handle_; |
| 158 GLuint texture_data_handles_[ICON_ID_MAX]; |
| 159 GLuint src_rect_uniform_handle_; |
| 160 GLuint position_handle_; |
| 161 GLuint texcoord_handle_; |
| 162 GLuint vertex_buffer_; |
| 163 GLuint combined_matrix_handle_; |
| 164 |
| 165 gvr::Rectf bounds_; |
| 166 |
| 167 DISALLOW_COPY_AND_ASSIGN(OverlayIconRenderer); |
| 168 }; |
| 169 |
133 class VrShellRenderer { | 170 class VrShellRenderer { |
134 public: | 171 public: |
135 VrShellRenderer(); | 172 VrShellRenderer(); |
136 ~VrShellRenderer(); | 173 ~VrShellRenderer(); |
137 | 174 |
138 TexturedQuadRenderer* GetTexturedQuadRenderer() { | 175 TexturedQuadRenderer* GetTexturedQuadRenderer() { |
139 return textured_quad_renderer_.get(); | 176 return textured_quad_renderer_.get(); |
140 } | 177 } |
141 | 178 |
142 WebVrRenderer* GetWebVrRenderer() { | 179 WebVrRenderer* GetWebVrRenderer() { |
143 return webvr_renderer_.get(); | 180 return webvr_renderer_.get(); |
144 } | 181 } |
145 | 182 |
146 ReticleRenderer* GetReticleRenderer() { | 183 ReticleRenderer* GetReticleRenderer() { |
147 return reticle_renderer_.get(); | 184 return reticle_renderer_.get(); |
148 } | 185 } |
149 | 186 |
150 LaserRenderer* GetLaserRenderer() { | 187 LaserRenderer* GetLaserRenderer() { |
151 return laser_renderer_.get(); | 188 return laser_renderer_.get(); |
152 } | 189 } |
153 | 190 |
| 191 OverlayIconRenderer* GetOverlayIconRenderer() { |
| 192 return overlay_icon_renderer_.get(); |
| 193 } |
| 194 |
154 private: | 195 private: |
155 std::unique_ptr<TexturedQuadRenderer> textured_quad_renderer_; | 196 std::unique_ptr<TexturedQuadRenderer> textured_quad_renderer_; |
156 std::unique_ptr<WebVrRenderer> webvr_renderer_; | 197 std::unique_ptr<WebVrRenderer> webvr_renderer_; |
157 std::unique_ptr<ReticleRenderer> reticle_renderer_; | 198 std::unique_ptr<ReticleRenderer> reticle_renderer_; |
158 std::unique_ptr<LaserRenderer> laser_renderer_; | 199 std::unique_ptr<LaserRenderer> laser_renderer_; |
| 200 std::unique_ptr<OverlayIconRenderer> overlay_icon_renderer_; |
159 | 201 |
160 DISALLOW_COPY_AND_ASSIGN(VrShellRenderer); | 202 DISALLOW_COPY_AND_ASSIGN(VrShellRenderer); |
161 }; | 203 }; |
162 | 204 |
163 } // namespace vr_shell | 205 } // namespace vr_shell |
164 | 206 |
165 #endif // CHROME_BROWSER_ANDROID_VR_SHELL_VR_SHELL_RENDERER_H_ | 207 #endif // CHROME_BROWSER_ANDROID_VR_SHELL_VR_SHELL_RENDERER_H_ |
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