2 * Copyright (C) 2009 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 #ifndef WebGLTexture_h
27 #define WebGLTexture_h
29 #include "CanvasObject.h"
31 #include <wtf/PassRefPtr.h>
32 #include <wtf/RefCounted.h>
36 class WebGLTexture : public CanvasObject {
38 virtual ~WebGLTexture() { deleteObject(); }
40 static PassRefPtr<WebGLTexture> create(WebGLRenderingContext*);
42 bool isCubeMapRWrapModeInitialized() {
43 return cubeMapRWrapModeInitialized;
46 void setCubeMapRWrapModeInitialized(bool initialized) {
47 cubeMapRWrapModeInitialized = initialized;
50 void setTarget(unsigned long);
51 void setParameteri(unsigned long pname, int param);
52 void setParameterf(unsigned long pname, float param);
53 void setSize(unsigned long target, unsigned width, unsigned height);
55 void setInternalformat(unsigned long internalformat) { m_internalformat = internalformat; }
56 unsigned long getInternalformat() const { return m_internalformat; }
58 static bool isNPOT(unsigned, unsigned);
60 bool isNPOT() const { return m_isNPOT; }
61 // Determine if texture sampling should always return [0, 0, 0, 1] (OpenGL ES 2.0 Sec 3.8.2).
62 bool needToUseBlackTexture() const { return m_needToUseBlackTexture; }
65 WebGLTexture(WebGLRenderingContext*);
67 virtual void _deleteObject(Platform3DObject);
70 virtual bool isTexture() const { return true; }
72 void updateNPOTStates();
74 bool cubeMapRWrapModeInitialized;
76 unsigned long m_target;
83 unsigned long m_internalformat;
89 bool m_needToUseBlackTexture;
92 } // namespace WebCore
94 #endif // WebGLTexture_h