[WebGL2] Teach WebGLRenderingContextBase about new texture internal formats
[WebKit-https.git] / Source / WebCore / platform / graphics / GraphicsContext3DPrivate.h
1 /*
2  * Copyright (C) 2011 Igalia S.L.
3  *
4  *  This library is free software; you can redistribute it and/or
5  *  modify it under the terms of the GNU Lesser General Public
6  *  License as published by the Free Software Foundation; either
7  *  version 2 of the License, or (at your option) any later version.
8  *
9  *  This library is distributed in the hope that it will be useful,
10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  *  Lesser General Public License for more details.
13  *
14  *  You should have received a copy of the GNU Lesser General Public
15  *  License along with this library; if not, write to the Free
16  *  Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17  *  Boston, MA 02110-1301 USA
18  */
19
20 #ifndef GraphicsContext3DPrivate_h
21 #define GraphicsContext3DPrivate_h
22
23 #include "GLContext.h"
24 #include "GraphicsContext3D.h"
25 #include "PlatformLayer.h"
26
27 #if USE(TEXTURE_MAPPER)
28 #include "TextureMapperPlatformLayer.h"
29 #include "TextureMapperPlatformLayerProxy.h"
30 #endif
31
32 namespace WebCore {
33
34 class BitmapTextureGL;
35
36 class GraphicsContext3DPrivate
37 #if USE(TEXTURE_MAPPER)
38     : public PlatformLayer
39 #endif
40 {
41 public:
42     GraphicsContext3DPrivate(GraphicsContext3D*, GraphicsContext3D::RenderStyle);
43     ~GraphicsContext3DPrivate();
44     bool makeContextCurrent();
45     PlatformGraphicsContext3D platformContext();
46
47     GraphicsContext3D::RenderStyle renderStyle() { return m_renderStyle; }
48
49 #if USE(COORDINATED_GRAPHICS_THREADED)
50     RefPtr<TextureMapperPlatformLayerProxy> proxy() const override;
51     void swapBuffersIfNeeded() override;
52 #elif USE(TEXTURE_MAPPER)
53     virtual void paintToTextureMapper(TextureMapper&, const FloatRect& target, const TransformationMatrix&, float opacity);
54 #endif
55
56 private:
57     GraphicsContext3D* m_context;
58     std::unique_ptr<GLContext> m_glContext;
59     GraphicsContext3D::RenderStyle m_renderStyle;
60
61 #if USE(COORDINATED_GRAPHICS_THREADED)
62     RefPtr<TextureMapperPlatformLayerProxy> m_platformLayerProxy;
63     RefPtr<BitmapTextureGL> m_compositorTexture;
64 #endif
65 };
66
67 }
68
69 #endif // GraphicsContext3DPrivate_h