third_party/WebKit/Source/modules/webgl/WebGL2RenderingContextBase.cpp - Issue 2125023002: Reland "webgl: use immutable texture for the default FBO."

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Issue 2125023002: Reland "webgl: use immutable texture for the default FBO." (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: create immutable texture on WebGL2 Created 4 years, 5 months 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/frame/ImageBitmap.h"	8 #include "core/frame/ImageBitmap.h"

9 #include "core/html/HTMLCanvasElement.h"	9 #include "core/html/HTMLCanvasElement.h"

10 #include "core/html/HTMLImageElement.h"	10 #include "core/html/HTMLImageElement.h"

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108 GL_COMPRESSED_SIGNED_RG11_EAC,	108 GL_COMPRESSED_SIGNED_RG11_EAC,

109 GL_COMPRESSED_RGB8_ETC2,	109 GL_COMPRESSED_RGB8_ETC2,

110 GL_COMPRESSED_SRGB8_ETC2,	110 GL_COMPRESSED_SRGB8_ETC2,

111 GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2,	111 GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2,

112 GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2,	112 GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2,

113 GL_COMPRESSED_RGBA8_ETC2_EAC,	113 GL_COMPRESSED_RGBA8_ETC2_EAC,

114 GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC,	114 GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC,

115 };	115 };

116	116

117 WebGL2RenderingContextBase::WebGL2RenderingContextBase(HTMLCanvasElement* passed Canvas, std::unique_ptr<WebGraphicsContext3DProvider> contextProvider, const Web GLContextAttributes& requestedAttributes)	117 WebGL2RenderingContextBase::WebGL2RenderingContextBase(HTMLCanvasElement* passed Canvas, std::unique_ptr<WebGraphicsContext3DProvider> contextProvider, const Web GLContextAttributes& requestedAttributes)

118 : WebGLRenderingContextBase(passedCanvas, std::move(contextProvider), reques tedAttributes)	118 : WebGLRenderingContextBase(passedCanvas, std::move(contextProvider), reques tedAttributes, 2)

119 {	119 {

120 m_supportedInternalFormatsStorage.insert(kSupportedInternalFormatsStorage, k SupportedInternalFormatsStorage + WTF_ARRAY_LENGTH(kSupportedInternalFormatsStor age));	120 m_supportedInternalFormatsStorage.insert(kSupportedInternalFormatsStorage, k SupportedInternalFormatsStorage + WTF_ARRAY_LENGTH(kSupportedInternalFormatsStor age));

121 m_supportedInternalFormatsStorage.insert(kCompressedTextureFormatsETC2EAC, k CompressedTextureFormatsETC2EAC + WTF_ARRAY_LENGTH(kCompressedTextureFormatsETC2 EAC));	121 m_supportedInternalFormatsStorage.insert(kCompressedTextureFormatsETC2EAC, k CompressedTextureFormatsETC2EAC + WTF_ARRAY_LENGTH(kCompressedTextureFormatsETC2 EAC));

122 m_compressedTextureFormatsETC2EAC.insert(kCompressedTextureFormatsETC2EAC, k CompressedTextureFormatsETC2EAC + WTF_ARRAY_LENGTH(kCompressedTextureFormatsETC2 EAC));	122 m_compressedTextureFormatsETC2EAC.insert(kCompressedTextureFormatsETC2EAC, k CompressedTextureFormatsETC2EAC + WTF_ARRAY_LENGTH(kCompressedTextureFormatsETC2 EAC));

123 m_compressedTextureFormats.append(kCompressedTextureFormatsETC2EAC, WTF_ARRA Y_LENGTH(kCompressedTextureFormatsETC2EAC));	123 m_compressedTextureFormats.append(kCompressedTextureFormatsETC2EAC, WTF_ARRA Y_LENGTH(kCompressedTextureFormatsETC2EAC));

124 }	124 }

125	125

126 WebGL2RenderingContextBase::~WebGL2RenderingContextBase()	126 WebGL2RenderingContextBase::~WebGL2RenderingContextBase()

127 {	127 {

128 m_readFramebufferBinding = nullptr;	128 m_readFramebufferBinding = nullptr;

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3369 params.skipPixels = m_unpackSkipPixels;	3369 params.skipPixels = m_unpackSkipPixels;

3370 params.skipRows = m_unpackSkipRows;	3370 params.skipRows = m_unpackSkipRows;

3371 if (dimension == Tex3D) {	3371 if (dimension == Tex3D) {

3372 params.imageHeight = m_unpackImageHeight;	3372 params.imageHeight = m_unpackImageHeight;

3373 params.skipImages = m_unpackSkipImages;	3373 params.skipImages = m_unpackSkipImages;

3374 }	3374 }

3375 return params;	3375 return params;

3376 }	3376 }

3377	3377

3378 } // namespace blink	3378 } // namespace blink

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