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Issue 2489203002: support uploading sub-rectangles of ImageData (Closed)
Patch Set: Created 4 years, 1 month ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 1 // Copyright 2015 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 #include "modules/webgl/WebGL2RenderingContextBase.h" 5 #include "modules/webgl/WebGL2RenderingContextBase.h"
6 6
7 #include "bindings/modules/v8/WebGLAny.h" 7 #include "bindings/modules/v8/WebGLAny.h"
8 #include "core/dom/DOMException.h" 8 #include "core/dom/DOMException.h"
9 #include "core/frame/ImageBitmap.h" 9 #include "core/frame/ImageBitmap.h"
10 #include "core/html/HTMLCanvasElement.h" 10 #include "core/html/HTMLCanvasElement.h"
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1302 } 1302 }
1303 1303
1304 void WebGL2RenderingContextBase::texImage2D(GLenum target, 1304 void WebGL2RenderingContextBase::texImage2D(GLenum target,
1305 GLint level, 1305 GLint level,
1306 GLint internalformat, 1306 GLint internalformat,
1307 GLsizei width, 1307 GLsizei width,
1308 GLsizei height, 1308 GLsizei height,
1309 GLint border, 1309 GLint border,
1310 GLenum format, 1310 GLenum format,
1311 GLenum type, 1311 GLenum type,
1312 ImageData* imageData) { 1312 ImageData* pixels) {
1313 // TODO(zmo): To be implemented. 1313 DCHECK(pixels);
1314 IntRect sourceImageRect;
1315 sourceImageRect.setLocation(IntPoint(m_unpackSkipPixels, m_unpackSkipRows));
1316 sourceImageRect.setSize(IntSize(width, height));
1317 texImageHelperImageData(TexImage2D, target, level, internalformat, 0, format,
1318 type, 1, 0, 0, 0, pixels, sourceImageRect);
1314 } 1319 }
1315 1320
1316 void WebGL2RenderingContextBase::texImage2D(GLenum target, 1321 void WebGL2RenderingContextBase::texImage2D(GLenum target,
1317 GLint level, 1322 GLint level,
1318 GLint internalformat, 1323 GLint internalformat,
1319 GLsizei width, 1324 GLsizei width,
1320 GLsizei height, 1325 GLsizei height,
1321 GLint border, 1326 GLint border,
1322 GLenum format, 1327 GLenum format,
1323 GLenum type, 1328 GLenum type,
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1457 1462
1458 void WebGL2RenderingContextBase::texSubImage2D(GLenum target, 1463 void WebGL2RenderingContextBase::texSubImage2D(GLenum target,
1459 GLint level, 1464 GLint level,
1460 GLint xoffset, 1465 GLint xoffset,
1461 GLint yoffset, 1466 GLint yoffset,
1462 GLsizei width, 1467 GLsizei width,
1463 GLsizei height, 1468 GLsizei height,
1464 GLenum format, 1469 GLenum format,
1465 GLenum type, 1470 GLenum type,
1466 ImageData* pixels) { 1471 ImageData* pixels) {
1467 // TODO(zmo): To be implemented. 1472 DCHECK(pixels);
1473 IntRect sourceImageRect;
1474 sourceImageRect.setLocation(IntPoint(m_unpackSkipPixels, m_unpackSkipRows));
1475 sourceImageRect.setSize(IntSize(width, height));
1476 texImageHelperImageData(TexSubImage2D, target, level, 0, 0, format, type, 1,
1477 xoffset, yoffset, 0, pixels, sourceImageRect);
1468 } 1478 }
1469 1479
1470 void WebGL2RenderingContextBase::texSubImage2D(GLenum target, 1480 void WebGL2RenderingContextBase::texSubImage2D(GLenum target,
1471 GLint level, 1481 GLint level,
1472 GLint xoffset, 1482 GLint xoffset,
1473 GLint yoffset, 1483 GLint yoffset,
1474 GLsizei width, 1484 GLsizei width,
1475 GLsizei height, 1485 GLsizei height,
1476 GLenum format, 1486 GLenum format,
1477 GLenum type, 1487 GLenum type,
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1887 1897
1888 void WebGL2RenderingContextBase::texSubImage3D(GLenum target, 1898 void WebGL2RenderingContextBase::texSubImage3D(GLenum target,
1889 GLint level, 1899 GLint level,
1890 GLint xoffset, 1900 GLint xoffset,
1891 GLint yoffset, 1901 GLint yoffset,
1892 GLint zoffset, 1902 GLint zoffset,
1893 GLenum format, 1903 GLenum format,
1894 GLenum type, 1904 GLenum type,
1895 ImageData* pixels) { 1905 ImageData* pixels) {
1896 texImageHelperImageData(TexSubImage3D, target, level, 0, 0, format, type, 1, 1906 texImageHelperImageData(TexSubImage3D, target, level, 0, 0, format, type, 1,
1897 xoffset, yoffset, zoffset, pixels); 1907 xoffset, yoffset, zoffset, pixels,
1908 getImageDataSize(pixels));
1898 } 1909 }
1899 1910
1900 void WebGL2RenderingContextBase::texSubImage3D(GLenum target, 1911 void WebGL2RenderingContextBase::texSubImage3D(GLenum target,
1901 GLint level, 1912 GLint level,
1902 GLint xoffset, 1913 GLint xoffset,
1903 GLint yoffset, 1914 GLint yoffset,
1904 GLint zoffset, 1915 GLint zoffset,
1905 GLenum format, 1916 GLenum format,
1906 GLenum type, 1917 GLenum type,
1907 HTMLCanvasElement* canvas, 1918 HTMLCanvasElement* canvas,
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4954 4965
4955 void WebGL2RenderingContextBase:: 4966 void WebGL2RenderingContextBase::
4956 DrawingBufferClientRestorePixelUnpackBufferBinding() { 4967 DrawingBufferClientRestorePixelUnpackBufferBinding() {
4957 if (!contextGL()) 4968 if (!contextGL())
4958 return; 4969 return;
4959 contextGL()->BindBuffer(GL_PIXEL_UNPACK_BUFFER, 4970 contextGL()->BindBuffer(GL_PIXEL_UNPACK_BUFFER,
4960 objectOrZero(m_boundPixelUnpackBuffer.get())); 4971 objectOrZero(m_boundPixelUnpackBuffer.get()));
4961 } 4972 }
4962 4973
4963 } // namespace blink 4974 } // namespace blink
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