gfx/gl/WGLLibrary.h@6474c204b198 (annotated)
gfx/gl/WGLLibrary.h
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- |
| michael@0 | 2 | * This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 3 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 4 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 5 | |
| michael@0 | 6 | #include "GLContextTypes.h" |
| michael@0 | 7 | #include <windows.h> |
| michael@0 | 8 | |
| michael@0 | 9 | struct PRLibrary; |
| michael@0 | 10 | |
| michael@0 | 11 | namespace mozilla { |
| michael@0 | 12 | namespace gl { |
| michael@0 | 13 | |
| michael@0 | 14 | class WGLLibrary |
| michael@0 | 15 | { |
| michael@0 | 16 | public: |
| michael@0 | 17 | WGLLibrary() |
| michael@0 | 18 | : mInitialized(false), |
| michael@0 | 19 | mOGLLibrary(nullptr), |
| michael@0 | 20 | mHasRobustness(false), |
| michael@0 | 21 | mWindow (0), |
| michael@0 | 22 | mWindowDC(0), |
| michael@0 | 23 | mWindowGLContext(0), |
| michael@0 | 24 | mWindowPixelFormat (0) |
| michael@0 | 25 | {} |
| michael@0 | 26 | |
| michael@0 | 27 | typedef HGLRC (GLAPIENTRY * PFNWGLCREATECONTEXTPROC) (HDC); |
| michael@0 | 28 | PFNWGLCREATECONTEXTPROC fCreateContext; |
| michael@0 | 29 | typedef BOOL (GLAPIENTRY * PFNWGLDELETECONTEXTPROC) (HGLRC); |
| michael@0 | 30 | PFNWGLDELETECONTEXTPROC fDeleteContext; |
| michael@0 | 31 | typedef BOOL (GLAPIENTRY * PFNWGLMAKECURRENTPROC) (HDC, HGLRC); |
| michael@0 | 32 | PFNWGLMAKECURRENTPROC fMakeCurrent; |
| michael@0 | 33 | typedef PROC (GLAPIENTRY * PFNWGLGETPROCADDRESSPROC) (LPCSTR); |
| michael@0 | 34 | PFNWGLGETPROCADDRESSPROC fGetProcAddress; |
| michael@0 | 35 | typedef HGLRC (GLAPIENTRY * PFNWGLGETCURRENTCONTEXT) (void); |
| michael@0 | 36 | PFNWGLGETCURRENTCONTEXT fGetCurrentContext; |
| michael@0 | 37 | typedef HDC (GLAPIENTRY * PFNWGLGETCURRENTDC) (void); |
| michael@0 | 38 | PFNWGLGETCURRENTDC fGetCurrentDC; |
| michael@0 | 39 | typedef BOOL (GLAPIENTRY * PFNWGLSHARELISTS) (HGLRC oldContext, HGLRC newContext); |
| michael@0 | 40 | PFNWGLSHARELISTS fShareLists; |
| michael@0 | 41 | |
| michael@0 | 42 | typedef HANDLE (WINAPI * PFNWGLCREATEPBUFFERPROC) (HDC hDC, int iPixelFormat, int iWidth, int iHeight, const int* piAttribList); |
| michael@0 | 43 | PFNWGLCREATEPBUFFERPROC fCreatePbuffer; |
| michael@0 | 44 | typedef BOOL (WINAPI * PFNWGLDESTROYPBUFFERPROC) (HANDLE hPbuffer); |
| michael@0 | 45 | PFNWGLDESTROYPBUFFERPROC fDestroyPbuffer; |
| michael@0 | 46 | typedef HDC (WINAPI * PFNWGLGETPBUFFERDCPROC) (HANDLE hPbuffer); |
| michael@0 | 47 | PFNWGLGETPBUFFERDCPROC fGetPbufferDC; |
| michael@0 | 48 | |
| michael@0 | 49 | typedef BOOL (WINAPI * PFNWGLBINDTEXIMAGEPROC) (HANDLE hPbuffer, int iBuffer); |
| michael@0 | 50 | PFNWGLBINDTEXIMAGEPROC fBindTexImage; |
| michael@0 | 51 | typedef BOOL (WINAPI * PFNWGLRELEASETEXIMAGEPROC) (HANDLE hPbuffer, int iBuffer); |
| michael@0 | 52 | PFNWGLRELEASETEXIMAGEPROC fReleaseTexImage; |
| michael@0 | 53 | |
| michael@0 | 54 | typedef BOOL (WINAPI * PFNWGLCHOOSEPIXELFORMATPROC) (HDC hdc, const int* piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats); |
| michael@0 | 55 | PFNWGLCHOOSEPIXELFORMATPROC fChoosePixelFormat; |
| michael@0 | 56 | typedef BOOL (WINAPI * PFNWGLGETPIXELFORMATATTRIBIVPROC) (HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, int* piAttributes, int *piValues); |
| michael@0 | 57 | PFNWGLGETPIXELFORMATATTRIBIVPROC fGetPixelFormatAttribiv; |
| michael@0 | 58 | |
| michael@0 | 59 | typedef const char * (WINAPI * PFNWGLGETEXTENSIONSSTRINGPROC) (HDC hdc); |
| michael@0 | 60 | PFNWGLGETEXTENSIONSSTRINGPROC fGetExtensionsString; |
| michael@0 | 61 | |
| michael@0 | 62 | typedef HGLRC (WINAPI * PFNWGLCREATECONTEXTATTRIBSPROC) (HDC hdc, HGLRC hShareContext, const int *attribList); |
| michael@0 | 63 | PFNWGLCREATECONTEXTATTRIBSPROC fCreateContextAttribs; |
| michael@0 | 64 | |
| michael@0 | 65 | bool EnsureInitialized(); |
| michael@0 | 66 | HWND CreateDummyWindow(HDC *aWindowDC = nullptr); |
| michael@0 | 67 | |
| michael@0 | 68 | bool HasRobustness() const { return mHasRobustness; } |
| michael@0 | 69 | bool IsInitialized() const { return mInitialized; } |
| michael@0 | 70 | HWND GetWindow() const { return mWindow; } |
| michael@0 | 71 | HDC GetWindowDC() const {return mWindowDC; } |
| michael@0 | 72 | HGLRC GetWindowGLContext() const {return mWindowGLContext; } |
| michael@0 | 73 | int GetWindowPixelFormat() const { return mWindowPixelFormat; } |
| michael@0 | 74 | PRLibrary *GetOGLLibrary() { return mOGLLibrary; } |
| michael@0 | 75 | |
| michael@0 | 76 | private: |
| michael@0 | 77 | bool mInitialized; |
| michael@0 | 78 | PRLibrary *mOGLLibrary; |
| michael@0 | 79 | bool mHasRobustness; |
| michael@0 | 80 | |
| michael@0 | 81 | HWND mWindow; |
| michael@0 | 82 | HDC mWindowDC; |
| michael@0 | 83 | HGLRC mWindowGLContext; |
| michael@0 | 84 | int mWindowPixelFormat; |
| michael@0 | 85 | |
| michael@0 | 86 | }; |
| michael@0 | 87 | |
| michael@0 | 88 | // a global WGLLibrary instance |
| michael@0 | 89 | extern WGLLibrary sWGLLibrary; |
| michael@0 | 90 | |
| michael@0 | 91 | } /* namespace gl */ |
| michael@0 | 92 | } /* namespace mozilla */ |
| michael@0 | 93 |
