[PSDK]
[reactos.git] / rostests / dibtests / vbltest / vbltest.c
1 /*
2 * Tests various blit and blend operations with different src
3 * bit depths and scaling where possbile.
4 *
5 * Created by Gregor Schneider <grschneider AT gmail DOT com>, November 2008
6 */
7
8 #include <windows.h>
9 #include <tchar.h>
10
11 BOOL WINAPI GdiAlphaBlend(
12 HDC hdcDst, int xDst, int yDst, int wDst, int hDst,
13 HDC hdcSrc, int xSrc, int ySrc, int wSrc, int hSrc,
14 BLENDFUNCTION blendFunction);
15
16 BOOL WINAPI GdiTransparentBlt(
17 HDC hdcDst, int xDst, int yDst, int wDst, int hDst,
18 HDC hdcSrc, int xSrc, int ySrc, int wSrc, int hSrc,
19 UINT crTransparent);
20
21 #define CURRENT_BMPS 4
22 #define CURRENT_ICONS 1
23 #define SCALE 1.5
24 #define OFFSET 5
25
26 HINSTANCE hInst;
27 TCHAR szWindowClass[] = _T("testclass");
28
29 static LRESULT CALLBACK
30 WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
31 {
32 static HBITMAP hbmList[CURRENT_BMPS];
33 static HICON hicList[CURRENT_ICONS];
34
35 switch (message)
36 {
37 case WM_CREATE:
38 {
39 hbmList[0] = (HBITMAP)LoadImage(hInst, MAKEINTRESOURCE(100), IMAGE_BITMAP, 0, 0, LR_DEFAULTCOLOR);
40 hbmList[1] = (HBITMAP)LoadImage(hInst, MAKEINTRESOURCE(400), IMAGE_BITMAP, 0, 0, LR_DEFAULTCOLOR);
41 hbmList[2] = (HBITMAP)LoadImage(hInst, MAKEINTRESOURCE(800), IMAGE_BITMAP, 0, 0, LR_DEFAULTCOLOR);
42 hbmList[3] = (HBITMAP)LoadImage(hInst, MAKEINTRESOURCE(2400), IMAGE_BITMAP, 0, 0, LR_DEFAULTCOLOR);
43 hicList[0] = (HICON)LoadIcon(hInst, MAKEINTRESOURCE(3200));
44 break;
45 }
46
47 case WM_PAINT:
48 {
49 PAINTSTRUCT ps;
50 HDC hdc, hdcMem;
51 BITMAP bitmap;
52 BLENDFUNCTION bfunc;
53 int x = 0, y = 0, i;
54 hdc = BeginPaint(hWnd, &ps);
55 hdcMem = CreateCompatibleDC(hdc);
56
57 bfunc.AlphaFormat = AC_SRC_ALPHA;
58 bfunc.BlendFlags = 0;
59 bfunc.BlendOp = AC_SRC_OVER;
60 bfunc.SourceConstantAlpha = 128;
61
62 /* bitmaps */
63 for(i = 0; i < CURRENT_BMPS; i++)
64 {
65 y = 0;
66 SelectObject(hdcMem, hbmList[i]);
67 GetObject(hbmList[i], sizeof(BITMAP), &bitmap);
68
69 /* bit blt */
70 BitBlt(hdc, x, y, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, SRCCOPY);
71 y += bitmap.bmHeight + OFFSET;
72
73 /* stretch blt, org size */
74 StretchBlt(hdc, x, y, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, SRCCOPY);
75 y += bitmap.bmHeight + OFFSET;
76
77 /* stretch blt, scaled */
78 StretchBlt(hdc, x, y, bitmap.bmWidth*SCALE, bitmap.bmHeight*SCALE, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, SRCCOPY);
79 y += bitmap.bmHeight*SCALE + OFFSET;
80
81 /* transparent blt, transparency: grey */
82 GdiTransparentBlt(hdc, x, y, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, 128*256*256+128*256+128);
83 y += bitmap.bmHeight + OFFSET;
84
85 /* transparent blt, transparency: grey, scaled */
86 GdiTransparentBlt(hdc, x, y, bitmap.bmWidth*SCALE, bitmap.bmHeight*SCALE, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, 128*256*256+128*256+128);
87 y += bitmap.bmHeight*SCALE + OFFSET;
88
89 /* alpha blend, org size */
90 GdiAlphaBlend(hdc, x, y, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, bfunc);
91 y += bitmap.bmHeight + OFFSET;
92
93 /* alpha blend, scaled */
94 GdiAlphaBlend(hdc, x, y, bitmap.bmWidth*SCALE, bitmap.bmHeight*SCALE, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, bfunc);
95 y += bitmap.bmHeight*SCALE + OFFSET;
96
97 x += bitmap.bmWidth*SCALE + OFFSET;
98 }
99
100 /* icons */
101 for(i = 0; i < CURRENT_ICONS; i++)
102 {
103 y = 0;
104 /* pure icon */
105 DrawIcon(hdc, x, y, hicList[i]);
106 y += bitmap.bmHeight + OFFSET;
107
108 /* normal icon using Ex */
109 DrawIconEx(hdc, x, y, hicList[i], 0, 0, 0, NULL, DI_NORMAL);
110 y += bitmap.bmHeight + OFFSET;
111
112 /* normal icon using Ex with bigger size */
113 DrawIconEx(hdc, x, y, hicList[i], bitmap.bmWidth, bitmap.bmHeight, 0, NULL, DI_NORMAL);
114 y += bitmap.bmHeight + OFFSET;
115
116 /* only icon using Ex */
117 DrawIconEx(hdc, x, y, hicList[i], 0, 0, 0, NULL, DI_IMAGE);
118 y += bitmap.bmHeight + OFFSET;
119
120 /* mask using Ex */
121 DrawIconEx(hdc, x, y, hicList[i], 0, 0, 0, NULL, DI_MASK);
122 y += bitmap.bmHeight + OFFSET;
123
124 x += bitmap.bmWidth*SCALE + OFFSET;
125 }
126
127 DeleteDC(hdcMem);
128 EndPaint(hWnd, &ps);
129 break;
130 }
131
132 case WM_DESTROY:
133 PostQuitMessage(0);
134 break;
135 default:
136 return DefWindowProc(hWnd, message, wParam, lParam);
137 }
138 return 0;
139 }
140
141
142 static ATOM
143 MyRegisterClass(HINSTANCE hInstance)
144 {
145 WNDCLASSEX wcex;
146
147 wcex.cbSize = sizeof(WNDCLASSEX);
148
149 wcex.style = CS_HREDRAW | CS_VREDRAW;
150 wcex.lpfnWndProc = WndProc;
151 wcex.cbClsExtra = 0;
152 wcex.cbWndExtra = 0;
153 wcex.hInstance = hInstance;
154 wcex.hIcon = NULL;
155 wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
156 wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
157 wcex.lpszMenuName = NULL;
158 wcex.lpszClassName = szWindowClass;
159 wcex.hIconSm = NULL;
160
161 return RegisterClassEx(&wcex);
162 }
163
164
165 static BOOL
166 InitInstance(HINSTANCE hInstance, int nCmdShow)
167 {
168 HWND hWnd;
169
170 hInst = hInstance;
171
172 hWnd = CreateWindowEx(0,
173 szWindowClass,
174 _T("Various blit and blend operations"),
175 WS_OVERLAPPEDWINDOW,
176 CW_USEDEFAULT,
177 CW_USEDEFAULT,
178 640,
179 640,
180 NULL,
181 NULL,
182 hInstance,
183 NULL);
184
185 if (!hWnd)
186 {
187 return FALSE;
188 }
189
190 ShowWindow(hWnd, nCmdShow);
191 UpdateWindow(hWnd);
192
193 return TRUE;
194 }
195
196
197 int WINAPI
198 _tWinMain(HINSTANCE hInstance,
199 HINSTANCE hPrevInstance,
200 LPTSTR lpCmdLine,
201 int nCmdShow)
202 {
203 MSG msg;
204
205 MyRegisterClass(hInstance);
206
207 if (!InitInstance(hInstance, nCmdShow))
208 {
209 return FALSE;
210 }
211
212 while (GetMessage(&msg, NULL, 0, 0))
213 {
214 TranslateMessage(&msg);
215 DispatchMessage(&msg);
216 }
217
218 return (int)msg.wParam;
219 }