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1 // Copyright (c) 2011 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. | |
4 | |
5 extern "C" { | |
6 #if defined(GLES2_CONFORM_SUPPORT_ONLY) | |
7 #include "gpu/gles2_conform_support/gtf/gtf_stubs.h" | |
8 #else | |
9 #include "third_party/gles2_conform/GTF_ES/glsl/GTF/Source/eglNative.h" | |
10 #endif | |
11 } | |
12 | |
13 #include <string> | |
14 | |
15 namespace { | |
16 LPCTSTR kWindowClassName = TEXT("ES2CONFORM"); | |
17 | |
18 LRESULT CALLBACK WindowProc(HWND hwnd, UINT msg, | |
19 WPARAM w_param, LPARAM l_param) { | |
20 LRESULT result = 0; | |
21 switch (msg) { | |
22 case WM_CLOSE: | |
23 ::DestroyWindow(hwnd); | |
24 break; | |
25 case WM_DESTROY: | |
26 ::PostQuitMessage(0); | |
27 break; | |
28 case WM_ERASEBKGND: | |
29 // Return a non-zero value to indicate that the background has been | |
30 // erased. | |
31 result = 1; | |
32 break; | |
33 default: | |
34 result = ::DefWindowProc(hwnd, msg, w_param, l_param); | |
35 break; | |
36 } | |
37 return result; | |
38 } | |
39 } // namespace. | |
40 | |
41 GTFbool GTFNativeCreateDisplay(EGLNativeDisplayType *pNativeDisplay) { | |
42 *pNativeDisplay = EGL_DEFAULT_DISPLAY; | |
43 return GTFtrue; | |
44 } | |
45 | |
46 void GTFNativeDestroyDisplay(EGLNativeDisplayType nativeDisplay) { | |
47 // Nothing to destroy since we are using EGL_DEFAULT_DISPLAY | |
48 } | |
49 | |
50 GTFbool GTFNativeCreateWindow(EGLNativeDisplayType nativeDisplay, | |
51 EGLDisplay eglDisplay, EGLConfig eglConfig, | |
52 const char* title, int width, int height, | |
53 EGLNativeWindowType *pNativeWindow) { | |
54 WNDCLASS wnd_class = {0}; | |
55 HINSTANCE instance = GetModuleHandle(NULL); | |
56 wnd_class.style = CS_OWNDC; | |
57 wnd_class.lpfnWndProc = WindowProc; | |
58 wnd_class.hInstance = instance; | |
59 wnd_class.hbrBackground = | |
60 reinterpret_cast<HBRUSH>(GetStockObject(BLACK_BRUSH)); | |
61 wnd_class.lpszClassName = kWindowClassName; | |
62 if (!RegisterClass(&wnd_class)) | |
63 return GTFfalse; | |
64 | |
65 DWORD wnd_style = WS_OVERLAPPEDWINDOW | WS_CLIPSIBLINGS | WS_CLIPCHILDREN; | |
66 RECT wnd_rect; | |
67 wnd_rect.left = 0; | |
68 wnd_rect.top = 0; | |
69 wnd_rect.right = width; | |
70 wnd_rect.bottom = height; | |
71 if (!AdjustWindowRect(&wnd_rect, wnd_style, FALSE)) | |
72 return GTFfalse; | |
73 | |
74 #ifdef UNICODE | |
75 // Convert ascii string to wide string. | |
76 const std::wstring wnd_title(title, title + strlen(title)); | |
77 #else | |
78 const std::string wnd_title = title; | |
79 #endif // UNICODE | |
80 | |
81 HWND hwnd = CreateWindow( | |
82 wnd_class.lpszClassName, | |
83 wnd_title.c_str(), | |
84 wnd_style, | |
85 0, | |
86 0, | |
87 wnd_rect.right - wnd_rect.left, | |
88 wnd_rect.bottom - wnd_rect.top, | |
89 NULL, | |
90 NULL, | |
91 instance, | |
92 NULL); | |
93 if (hwnd == NULL) | |
94 return GTFfalse; | |
95 | |
96 ShowWindow(hwnd, SW_SHOWNORMAL); | |
97 *pNativeWindow = hwnd; | |
98 return GTFtrue; | |
99 } | |
100 | |
101 void GTFNativeDestroyWindow(EGLNativeDisplayType nativeDisplay, | |
102 EGLNativeWindowType nativeWindow) { | |
103 DestroyWindow(nativeWindow); | |
104 UnregisterClass(kWindowClassName, GetModuleHandle(NULL)); | |
105 } | |
106 | |
107 EGLImageKHR GTFCreateEGLImage(int width, int height, | |
108 GLenum format, GLenum type) { | |
109 return (EGLImageKHR)NULL; | |
110 } | |
111 | |
112 void GTFDestroyEGLImage(EGLImageKHR image) { | |
113 } | |
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