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Side by Side Diff: Source/platform/graphics/gpu/DrawingBuffer.cpp

Issue 170603003: Use nullptr_t for RefPtr, PassRefPtr and RawPtr. (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Final rebase Created 6 years, 10 months ago
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1 /* 1 /*
2 * Copyright (c) 2010, Google Inc. All rights reserved. 2 * Copyright (c) 2010, Google Inc. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are 5 * modification, are permitted provided that the following conditions are
6 * met: 6 * met:
7 * 7 *
8 * * Redistributions of source code must retain the above copyright 8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer. 9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above 10 * * Redistributions in binary form must reproduce the above
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779 } 779 }
780 780
781 void DrawingBuffer::paintRenderingResultsToCanvas(ImageBuffer* imageBuffer) 781 void DrawingBuffer::paintRenderingResultsToCanvas(ImageBuffer* imageBuffer)
782 { 782 {
783 paintFramebufferToCanvas(framebuffer(), size().width(), size().height(), !m_ attributes.premultipliedAlpha, imageBuffer); 783 paintFramebufferToCanvas(framebuffer(), size().width(), size().height(), !m_ attributes.premultipliedAlpha, imageBuffer);
784 } 784 }
785 785
786 PassRefPtr<Uint8ClampedArray> DrawingBuffer::paintRenderingResultsToImageData(in t& width, int& height) 786 PassRefPtr<Uint8ClampedArray> DrawingBuffer::paintRenderingResultsToImageData(in t& width, int& height)
787 { 787 {
788 if (m_attributes.premultipliedAlpha) 788 if (m_attributes.premultipliedAlpha)
789 return 0; 789 return nullptr;
790 790
791 width = size().width(); 791 width = size().width();
792 height = size().height(); 792 height = size().height();
793 793
794 Checked<int, RecordOverflow> dataSize = 4; 794 Checked<int, RecordOverflow> dataSize = 4;
795 dataSize *= width; 795 dataSize *= width;
796 dataSize *= height; 796 dataSize *= height;
797 if (dataSize.hasOverflowed()) 797 if (dataSize.hasOverflowed())
798 return 0; 798 return nullptr;
799 799
800 RefPtr<Uint8ClampedArray> pixels = Uint8ClampedArray::createUninitialized(wi dth * height * 4); 800 RefPtr<Uint8ClampedArray> pixels = Uint8ClampedArray::createUninitialized(wi dth * height * 4);
801 801
802 m_context->bindFramebuffer(GL_FRAMEBUFFER, framebuffer()); 802 m_context->bindFramebuffer(GL_FRAMEBUFFER, framebuffer());
803 readBackFramebuffer(pixels->data(), width, height, ReadbackRGBA, WebGLImageC onversion::AlphaDoNothing); 803 readBackFramebuffer(pixels->data(), width, height, ReadbackRGBA, WebGLImageC onversion::AlphaDoNothing);
804 flipVertically(pixels->data(), width, height); 804 flipVertically(pixels->data(), width, height);
805 805
806 return pixels.release(); 806 return pixels.release();
807 } 807 }
808 808
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894 } 894 }
895 } 895 }
896 896
897 void DrawingBuffer::texImage2DResourceSafe(GLenum target, GLint level, GLenum in ternalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, GLint unpackAlignment) 897 void DrawingBuffer::texImage2DResourceSafe(GLenum target, GLint level, GLenum in ternalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, GLint unpackAlignment)
898 { 898 {
899 ASSERT(unpackAlignment == 1 || unpackAlignment == 2 || unpackAlignment == 4 || unpackAlignment == 8); 899 ASSERT(unpackAlignment == 1 || unpackAlignment == 2 || unpackAlignment == 4 || unpackAlignment == 8);
900 m_context->texImage2D(target, level, internalformat, width, height, border, format, type, 0); 900 m_context->texImage2D(target, level, internalformat, width, height, border, format, type, 0);
901 } 901 }
902 902
903 } // namespace WebCore 903 } // namespace WebCore
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