Updating trunk VERSION from 2139.0 to 2140.0
[chromium-blink-merge.git] / ui / gl / gl_image_memory.h
blob29ba7d8ef58a4111b44d22123483e2a6a9e07723
1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef UI_GL_GL_IMAGE_MEMORY_H_
6 #define UI_GL_GL_IMAGE_MEMORY_H_
8 #include "ui/gl/gl_image.h"
10 #if defined(OS_WIN) || defined(USE_X11) || defined(OS_ANDROID) || \
11 defined(USE_OZONE)
12 #include <EGL/egl.h>
13 #include <EGL/eglext.h>
14 #endif
16 namespace gfx {
18 class GL_EXPORT GLImageMemory : public GLImage {
19 public:
20 GLImageMemory(const gfx::Size& size, unsigned internalformat);
22 bool Initialize(const unsigned char* memory);
24 // Overridden from GLImage:
25 virtual void Destroy(bool have_context) OVERRIDE;
26 virtual gfx::Size GetSize() OVERRIDE;
27 virtual bool BindTexImage(unsigned target) OVERRIDE;
28 virtual void ReleaseTexImage(unsigned target) OVERRIDE {}
29 virtual void WillUseTexImage() OVERRIDE {}
30 virtual void DidUseTexImage() OVERRIDE {}
31 virtual void WillModifyTexImage() OVERRIDE {}
32 virtual void DidModifyTexImage() OVERRIDE {}
33 virtual bool ScheduleOverlayPlane(gfx::AcceleratedWidget widget,
34 int z_order,
35 OverlayTransform transform,
36 const Rect& bounds_rect,
37 const RectF& crop_rect) OVERRIDE;
39 protected:
40 virtual ~GLImageMemory();
42 bool HasValidFormat() const;
43 size_t Bytes() const;
45 private:
46 const unsigned char* memory_;
47 const gfx::Size size_;
48 const unsigned internalformat_;
49 #if defined(OS_WIN) || defined(USE_X11) || defined(OS_ANDROID) || \
50 defined(USE_OZONE)
51 unsigned egl_texture_id_;
52 EGLImageKHR egl_image_;
53 #endif
55 DISALLOW_COPY_AND_ASSIGN(GLImageMemory);
58 } // namespace gfx
60 #endif // UI_GL_GL_IMAGE_MEMORY_H_