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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 "config.h" | 5 #include "config.h" |
6 | 6 |
7 #include "modules/webgl/WebGLTransformFeedback.h" | 7 #include "modules/webgl/WebGLTransformFeedback.h" |
8 | 8 |
9 #include "modules/webgl/WebGL2RenderingContextBase.h" | 9 #include "modules/webgl/WebGL2RenderingContextBase.h" |
10 | 10 |
11 namespace blink { | 11 namespace blink { |
12 | 12 |
13 PassRefPtrWillBeRawPtr<WebGLTransformFeedback> WebGLTransformFeedback::create(We
bGL2RenderingContextBase* ctx) | 13 WebGLTransformFeedback* WebGLTransformFeedback::create(WebGL2RenderingContextBas
e* ctx) |
14 { | 14 { |
15 return adoptRefWillBeNoop(new WebGLTransformFeedback(ctx)); | 15 return new WebGLTransformFeedback(ctx); |
16 } | 16 } |
17 | 17 |
18 WebGLTransformFeedback::~WebGLTransformFeedback() | 18 WebGLTransformFeedback::~WebGLTransformFeedback() |
19 { | 19 { |
20 // Always call detach here to ensure that platform object deletion | 20 // See the comment in WebGLObject::detachAndDeleteObject(). |
21 // happens with Oilpan enabled. It keeps the code regular to do it | |
22 // with or without Oilpan enabled. | |
23 // | |
24 // See comment in WebGLBuffer's destructor for additional | |
25 // information on why this is done for WebGLSharedObject-derived | |
26 // objects. | |
27 detachAndDeleteObject(); | 21 detachAndDeleteObject(); |
28 } | 22 } |
29 | 23 |
30 WebGLTransformFeedback::WebGLTransformFeedback(WebGL2RenderingContextBase* ctx) | 24 WebGLTransformFeedback::WebGLTransformFeedback(WebGL2RenderingContextBase* ctx) |
31 : WebGLSharedPlatform3DObject(ctx) | 25 : WebGLSharedPlatform3DObject(ctx) |
32 , m_target(0) | 26 , m_target(0) |
33 { | 27 { |
34 setObject(ctx->webContext()->createTransformFeedback()); | 28 setObject(ctx->webContext()->createTransformFeedback()); |
35 } | 29 } |
36 | 30 |
37 void WebGLTransformFeedback::deleteObjectImpl(WebGraphicsContext3D* context3d) | 31 void WebGLTransformFeedback::deleteObjectImpl(WebGraphicsContext3D* context3d) |
38 { | 32 { |
39 context3d->deleteTransformFeedback(m_object); | 33 context3d->deleteTransformFeedback(m_object); |
40 m_object = 0; | 34 m_object = 0; |
41 } | 35 } |
42 | 36 |
43 void WebGLTransformFeedback::setTarget(GLenum target) | 37 void WebGLTransformFeedback::setTarget(GLenum target) |
44 { | 38 { |
45 if (m_target) | 39 if (m_target) |
46 return; | 40 return; |
47 if (target == GL_TRANSFORM_FEEDBACK) | 41 if (target == GL_TRANSFORM_FEEDBACK) |
48 m_target = target; | 42 m_target = target; |
49 } | 43 } |
50 | 44 |
51 } // namespace blink | 45 } // namespace blink |
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