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Issue 2565703002: Check EXT_color_buffer_float extension is available (Closed)
Patch Set: Created 4 years ago
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1 <html> 1 <html>
2 <head> 2 <head>
3 <script type="text/javascript" src="webrtc_test_utilities.js"></script> 3 <script type="text/javascript" src="webrtc_test_utilities.js"></script>
4 <script type="text/javascript" src="depth_stream_test_utilities.js"></script> 4 <script type="text/javascript" src="depth_stream_test_utilities.js"></script>
5 <script type="text/javascript"> 5 <script type="text/javascript">
6 6
7 function cubemapFaces(gl) { 7 function cubemapFaces(gl) {
8 return [gl.TEXTURE_CUBE_MAP_POSITIVE_X, 8 return [gl.TEXTURE_CUBE_MAP_POSITIVE_X,
9 gl.TEXTURE_CUBE_MAP_NEGATIVE_X, 9 gl.TEXTURE_CUBE_MAP_NEGATIVE_X,
10 gl.TEXTURE_CUBE_MAP_POSITIVE_Y, 10 gl.TEXTURE_CUBE_MAP_POSITIVE_Y,
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137 return verifyPixels(imageData.data, canvas.width, canvas.height, flip_y, 137 return verifyPixels(imageData.data, canvas.width, canvas.height, flip_y,
138 color_step, 255, 2, "ImageBitmap"); 138 color_step, 255, 2, "ImageBitmap");
139 } 139 }
140 140
141 function testVideoToRGBA32FTexture(videoElementName, success, error) { 141 function testVideoToRGBA32FTexture(videoElementName, success, error) {
142 var video = $(videoElementName); 142 var video = $(videoElementName);
143 var canvas = document.createElement('canvas'); 143 var canvas = document.createElement('canvas');
144 canvas.width = 96; 144 canvas.width = 96;
145 canvas.height = 96; 145 canvas.height = 96;
146 var gl = canvas.getContext('webgl'); 146 var gl = canvas.getContext('webgl');
147 if(!gl) 147 if (!gl)
148 return error({name:"WebGL is not available."}); 148 return error({name:"WebGL is not available."});
149 if(!gl.getExtension("OES_texture_float")) 149 if (!gl.getExtension("OES_texture_float"))
150 return error({name:"OES_texture_float extension is not available."}); 150 return error({name:"OES_texture_float extension is not available."});
151 return testVideoToTexture(gl, video, gl.RGBA, gl.RGBA, gl.FLOAT, 151 return testVideoToTexture(gl, video, gl.RGBA, gl.RGBA, gl.FLOAT,
152 readAndVerifyRGBA32F, success, error); 152 readAndVerifyRGBA32F, success, error);
153 } 153 }
154 154
155 function testVideoToRGBA8Texture(videoElementName, success, error) { 155 function testVideoToRGBA8Texture(videoElementName, success, error) {
156 var video = $(videoElementName); 156 var video = $(videoElementName);
157 var canvas = document.createElement('canvas'); 157 var canvas = document.createElement('canvas');
158 canvas.width = 96; 158 canvas.width = 96;
159 canvas.height = 96; 159 canvas.height = 96;
160 var gl = canvas.getContext('webgl'); 160 var gl = canvas.getContext('webgl');
161 if(!gl) 161 if (!gl)
162 return error({name:"WebGL is not available."}); 162 return error({name:"WebGL is not available."});
163 return testVideoToTexture(gl, video, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, 163 return testVideoToTexture(gl, video, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE,
164 readAndVerifyRGBA8, success, error); 164 readAndVerifyRGBA8, success, error);
165 } 165 }
166 166
167 function testVideoToR32FTexture(videoElementName, success, error) { 167 function testVideoToR32FTexture(videoElementName, success, error) {
168 var video = $(videoElementName); 168 var video = $(videoElementName);
169 var canvas = document.createElement('canvas'); 169 var canvas = document.createElement('canvas');
170 canvas.width = 96; 170 canvas.width = 96;
171 canvas.height = 96; 171 canvas.height = 96;
172 var gl = canvas.getContext('webgl2'); 172 var gl = canvas.getContext('webgl2');
173 if(!gl) 173 if (!gl)
174 return error({name:"WebGL2 is not available."}); 174 return error({name:"WebGL2 is not available."});
175 var color_buffer_float_ext = gl.getExtension('EXT_color_buffer_float'); 175 if (!gl.getExtension('EXT_color_buffer_float'))
176 return error({name:"EXT_color_buffer_float extension is not available."});
176 return testVideoToTexture(gl, video, gl.R32F, gl.RED, gl.FLOAT, 177 return testVideoToTexture(gl, video, gl.R32F, gl.RED, gl.FLOAT,
177 readAndVerifyR32F, success, error); 178 readAndVerifyR32F, success, error);
178 } 179 }
179 180
180 function testVideoToTexture(gl, video, internalformat, format, type, 181 function testVideoToTexture(gl, video, internalformat, format, type,
181 readAndVerifyFunction, success, error) { 182 readAndVerifyFunction, success, error) {
182 // Create framebuffer that we will use for reading back the texture. 183 // Create framebuffer that we will use for reading back the texture.
183 var fb = gl.createFramebuffer(); 184 var fb = gl.createFramebuffer();
184 gl.bindFramebuffer(gl.FRAMEBUFFER, fb); 185 gl.bindFramebuffer(gl.FRAMEBUFFER, fb);
185 var tests = []; 186 var tests = [];
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335 <tr> 336 <tr>
336 <td><video id="local-view-1" width="96" height="96" autoplay 337 <td><video id="local-view-1" width="96" height="96" autoplay
337 style="display:none"></video></td> 338 style="display:none"></video></td>
338 <!-- The canvas is used to detect when video starts and stops. --> 339 <!-- The canvas is used to detect when video starts and stops. -->
339 <td><canvas id="local-view-1-canvas" width="96" height="96" 340 <td><canvas id="local-view-1-canvas" width="96" height="96"
340 style="display:none"></canvas></td> 341 style="display:none"></canvas></td>
341 </tr> 342 </tr>
342 </table> 343 </table>
343 </body> 344 </body>
344 </html> 345 </html>
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