2 * Some tests for OpenGL functions
4 * Copyright (C) 2007-2008 Roderick Colenbrander
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 #include "wine/test.h"
25 void WINAPI glClearColor(float red, float green, float blue, float alpha);
26 void WINAPI glClear(unsigned int mask);
27 #define GL_COLOR 0x1800
28 typedef unsigned int GLenum;
30 void WINAPI glCopyPixels(int x, int y, int width, int height, GLenum type);
31 void WINAPI glFinish(void);
32 #define GL_NO_ERROR 0x0
33 #define GL_INVALID_OPERATION 0x502
34 GLenum WINAPI glGetError(void);
35 #define GL_COLOR_BUFFER_BIT 0x00004000
36 const unsigned char * WINAPI glGetString(unsigned int);
37 #define GL_VENDOR 0x1F00
38 #define GL_RENDERER 0x1F01
39 #define GL_VERSION 0x1F02
40 #define GL_EXTENSIONS 0x1F03
42 #define GL_VIEWPORT 0x0ba2
43 void WINAPI glGetIntegerv(GLenum pname, GLint *params);
45 #define MAX_FORMATS 256
46 typedef void* HPBUFFERARB;
48 /* WGL_ARB_create_context */
49 static HGLRC (WINAPI *pwglCreateContextAttribsARB)(HDC hDC, HGLRC hShareContext, const int *attribList);
51 #define ERROR_INVALID_VERSION_ARB 0x2095
52 #define WGL_CONTEXT_MAJOR_VERSION_ARB 0x2091
53 #define WGL_CONTEXT_MINOR_VERSION_ARB 0x2092
54 #define WGL_CONTEXT_LAYER_PLANE_ARB 0x2093
55 #define WGL_CONTEXT_FLAGS_ARB 0x2094
56 /* Flags for WGL_CONTEXT_FLAGS_ARB */
57 #define WGL_CONTEXT_DEBUG_BIT_ARB 0x0001
58 #define WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB 0x0002
60 /* WGL_ARB_extensions_string */
61 static const char* (WINAPI *pwglGetExtensionsStringARB)(HDC);
62 static int (WINAPI *pwglReleasePbufferDCARB)(HPBUFFERARB, HDC);
64 /* WGL_ARB_make_current_read */
65 static BOOL (WINAPI *pwglMakeContextCurrentARB)(HDC hdraw, HDC hread, HGLRC hglrc);
66 static HDC (WINAPI *pwglGetCurrentReadDCARB)(void);
68 /* WGL_ARB_pixel_format */
69 #define WGL_ACCELERATION_ARB 0x2003
70 #define WGL_COLOR_BITS_ARB 0x2014
71 #define WGL_RED_BITS_ARB 0x2015
72 #define WGL_GREEN_BITS_ARB 0x2017
73 #define WGL_BLUE_BITS_ARB 0x2019
74 #define WGL_ALPHA_BITS_ARB 0x201B
75 #define WGL_SUPPORT_GDI_ARB 0x200F
76 #define WGL_DOUBLE_BUFFER_ARB 0x2011
77 #define WGL_NO_ACCELERATION_ARB 0x2025
78 #define WGL_GENERIC_ACCELERATION_ARB 0x2026
79 #define WGL_FULL_ACCELERATION_ARB 0x2027
81 static BOOL (WINAPI *pwglChoosePixelFormatARB)(HDC, const int *, const FLOAT *, UINT, int *, UINT *);
82 static BOOL (WINAPI *pwglGetPixelFormatAttribivARB)(HDC, int, int, UINT, const int *, int *);
85 #define WGL_DRAW_TO_PBUFFER_ARB 0x202D
86 static HPBUFFERARB* (WINAPI *pwglCreatePbufferARB)(HDC, int, int, int, const int *);
87 static HDC (WINAPI *pwglGetPbufferDCARB)(HPBUFFERARB);
89 static const char* wgl_extensions = NULL;
91 static void init_functions(void)
93 #define GET_PROC(func) \
94 p ## func = (void*)wglGetProcAddress(#func); \
96 trace("wglGetProcAddress(%s) failed\n", #func);
98 /* WGL_ARB_create_context */
99 GET_PROC(wglCreateContextAttribsARB);
101 /* WGL_ARB_extensions_string */
102 GET_PROC(wglGetExtensionsStringARB)
104 /* WGL_ARB_make_current_read */
105 GET_PROC(wglMakeContextCurrentARB);
106 GET_PROC(wglGetCurrentReadDCARB);
108 /* WGL_ARB_pixel_format */
109 GET_PROC(wglChoosePixelFormatARB)
110 GET_PROC(wglGetPixelFormatAttribivARB)
112 /* WGL_ARB_pbuffer */
113 GET_PROC(wglCreatePbufferARB)
114 GET_PROC(wglGetPbufferDCARB)
115 GET_PROC(wglReleasePbufferDCARB)
120 static BOOL gl_extension_supported(const char *extensions, const char *extension_string)
122 size_t ext_str_len = strlen(extension_string);
129 while (isspace(*extensions))
132 while (!isspace(*extensions) && *extensions)
135 len = extensions - start;
139 if (len == ext_str_len && !memcmp(start, extension_string, ext_str_len))
147 static void test_pbuffers(HDC hdc)
149 const int iAttribList[] = { WGL_DRAW_TO_PBUFFER_ARB, 1, /* Request pbuffer support */
151 int iFormats[MAX_FORMATS];
152 unsigned int nOnscreenFormats;
153 unsigned int nFormats;
155 int iPixelFormat = 0;
157 nOnscreenFormats = DescribePixelFormat(hdc, 0, 0, NULL);
159 /* When you want to render to a pbuffer you need to call wglGetPbufferDCARB which
160 * returns a 'magic' HDC which you can then pass to wglMakeCurrent to switch rendering
161 * to the pbuffer. Below some tests are performed on what happens if you use standard WGL calls
162 * on this 'magic' HDC for both a pixelformat that support onscreen and offscreen rendering
163 * and a pixelformat that's only available for offscreen rendering (this means that only
164 * wglChoosePixelFormatARB and friends know about the format.
166 * The first thing we need are pixelformats with pbuffer capabilities.
168 res = pwglChoosePixelFormatARB(hdc, iAttribList, NULL, MAX_FORMATS, iFormats, &nFormats);
171 skip("No pbuffer compatible formats found while WGL_ARB_pbuffer is supported\n");
174 trace("nOnscreenFormats: %d\n", nOnscreenFormats);
175 trace("Total number of pbuffer capable pixelformats: %d\n", nFormats);
177 /* Try to select an onscreen pixelformat out of the list */
178 for(i=0; i < nFormats; i++)
180 /* Check if the format is onscreen, if it is choose it */
181 if(iFormats[i] <= nOnscreenFormats)
183 iPixelFormat = iFormats[i];
184 trace("Selected iPixelFormat=%d\n", iPixelFormat);
189 /* A video driver supports a large number of onscreen and offscreen pixelformats.
190 * The traditional WGL calls only see a subset of the whole pixelformat list. First
191 * of all they only see the onscreen formats (the offscreen formats are at the end of the
192 * pixelformat list) and second extended pixelformat capabilities are hidden from the
193 * standard WGL calls. Only functions that depend on WGL_ARB_pixel_format can see them.
195 * Below we check if the pixelformat is also supported onscreen.
197 if(iPixelFormat != 0)
201 HPBUFFERARB pbuffer = pwglCreatePbufferARB(hdc, iPixelFormat, 640 /* width */, 480 /* height */, &attrib);
203 skip("Pbuffer creation failed!\n");
205 /* Test the pixelformat returned by GetPixelFormat on a pbuffer as the behavior is not clear */
206 pbuffer_hdc = pwglGetPbufferDCARB(pbuffer);
207 res = GetPixelFormat(pbuffer_hdc);
208 ok(res == iPixelFormat, "Unexpected iPixelFormat=%d returned by GetPixelFormat for format %d\n", res, iPixelFormat);
209 trace("iPixelFormat returned by GetPixelFormat: %d\n", res);
210 trace("PixelFormat from wglChoosePixelFormatARB: %d\n", iPixelFormat);
212 pwglReleasePbufferDCARB(pbuffer, pbuffer_hdc);
214 else skip("Pbuffer test for onscreen pixelformat skipped as no onscreen format with pbuffer capabilities have been found\n");
216 /* Search for a real offscreen format */
217 for(i=0, iPixelFormat=0; i<nFormats; i++)
219 if(iFormats[i] > nOnscreenFormats)
221 iPixelFormat = iFormats[i];
222 trace("Selected iPixelFormat: %d\n", iPixelFormat);
227 if(iPixelFormat != 0)
230 HPBUFFERARB pbuffer = pwglCreatePbufferARB(hdc, iPixelFormat, 640 /* width */, 480 /* height */, NULL);
232 skip("Pbuffer creation failed!\n");
234 /* Test the pixelformat returned by GetPixelFormat on a pbuffer as the behavior is not clear */
235 pbuffer_hdc = pwglGetPbufferDCARB(pbuffer);
236 res = GetPixelFormat(pbuffer_hdc);
238 ok(res == 1, "Unexpected iPixelFormat=%d (1 expected) returned by GetPixelFormat for offscreen format %d\n", res, iPixelFormat);
239 trace("iPixelFormat returned by GetPixelFormat: %d\n", res);
240 trace("PixelFormat from wglChoosePixelFormatARB: %d\n", iPixelFormat);
241 pwglReleasePbufferDCARB(pbuffer, hdc);
243 else skip("Pbuffer test for offscreen pixelformat skipped as no offscreen-only format with pbuffer capabilities has been found\n");
246 static void test_setpixelformat(HDC winhdc)
253 PIXELFORMATDESCRIPTOR pfd = {
254 sizeof(PIXELFORMATDESCRIPTOR),
260 24, /* 24-bit color depth */
261 0, 0, 0, 0, 0, 0, /* color bits */
262 0, /* alpha buffer */
264 0, /* accumulation buffer */
265 0, 0, 0, 0, /* accum bits */
267 0, /* stencil buffer */
268 0, /* auxiliary buffer */
269 PFD_MAIN_PLANE, /* main layer */
271 0, 0, 0 /* layer masks */
275 ok(hdc != 0, "GetDC(0) failed!\n");
277 /* This should pass even on the main device context */
278 pf = ChoosePixelFormat(hdc, &pfd);
279 ok(pf != 0, "ChoosePixelFormat failed on main device context\n");
281 /* SetPixelFormat on the main device context 'X root window' should fail,
282 * but some broken drivers allow it
284 res = SetPixelFormat(hdc, pf, &pfd);
285 trace("SetPixelFormat on main device context %s\n", res ? "succeeded" : "failed");
287 /* Setting the same format that was set on the HDC is allowed; other
289 nCfgs = DescribePixelFormat(winhdc, 0, 0, NULL);
290 pf = GetPixelFormat(winhdc);
291 for(i = 1;i <= nCfgs;i++)
293 int res = SetPixelFormat(winhdc, i, NULL);
294 if(i == pf) ok(res, "Failed to set the same pixel format\n");
295 else ok(!res, "Unexpectedly set an alternate pixel format\n");
298 hwnd = CreateWindow("static", "Title", WS_OVERLAPPEDWINDOW,
299 10, 10, 200, 200, NULL, NULL, NULL, NULL);
300 ok(hwnd != NULL, "err: %d\n", GetLastError());
303 HDC hdc = GetDC( hwnd );
304 pf = ChoosePixelFormat( hdc, &pfd );
305 ok( pf != 0, "ChoosePixelFormat failed\n" );
306 res = SetPixelFormat( hdc, pf, &pfd );
307 ok( res != 0, "SetPixelFormat failed\n" );
308 i = GetPixelFormat( hdc );
309 ok( i == pf, "GetPixelFormat returned wrong format %d/%d\n", i, pf );
310 ReleaseDC( hwnd, hdc );
311 hdc = GetWindowDC( hwnd );
312 i = GetPixelFormat( hdc );
313 ok( i == pf, "GetPixelFormat returned wrong format %d/%d\n", i, pf );
314 ReleaseDC( hwnd, hdc );
315 DestroyWindow( hwnd );
318 hwnd = CreateWindow("static", "Title", WS_OVERLAPPEDWINDOW,
319 10, 10, 200, 200, NULL, NULL, NULL, NULL);
320 ok(hwnd != NULL, "err: %d\n", GetLastError());
323 HDC hdc = GetWindowDC( hwnd );
324 pf = ChoosePixelFormat( hdc, &pfd );
325 ok( pf != 0, "ChoosePixelFormat failed\n" );
326 res = SetPixelFormat( hdc, pf, &pfd );
327 ok( res != 0, "SetPixelFormat failed\n" );
328 i = GetPixelFormat( hdc );
329 ok( i == pf, "GetPixelFormat returned wrong format %d/%d\n", i, pf );
330 ReleaseDC( hwnd, hdc );
331 DestroyWindow( hwnd );
335 static void test_sharelists(HDC winhdc)
337 HGLRC hglrc1, hglrc2, hglrc3;
340 hglrc1 = wglCreateContext(winhdc);
341 res = wglShareLists(0, 0);
342 ok(res == FALSE, "Sharing display lists for no contexts passed!\n");
344 /* Test 1: Create a context and just share lists without doing anything special */
345 hglrc2 = wglCreateContext(winhdc);
348 res = wglShareLists(hglrc1, hglrc2);
349 ok(res, "Sharing of display lists failed\n");
350 wglDeleteContext(hglrc2);
353 /* Test 2: Share display lists with a 'destination' context which has been made current */
354 hglrc2 = wglCreateContext(winhdc);
357 res = wglMakeCurrent(winhdc, hglrc2);
358 ok(res, "Make current failed\n");
359 res = wglShareLists(hglrc1, hglrc2);
360 todo_wine ok(res, "Sharing display lists with a destination context which has been made current failed\n");
361 wglMakeCurrent(0, 0);
362 wglDeleteContext(hglrc2);
365 /* Test 3: Share display lists with a context which already shares display lists with another context.
366 * According to MSDN the second parameter cannot share any display lists but some buggy drivers might allow it */
367 hglrc3 = wglCreateContext(winhdc);
370 res = wglShareLists(hglrc3, hglrc1);
371 ok(res == FALSE, "Sharing of display lists passed for a context which already shared lists before\n");
372 wglDeleteContext(hglrc3);
375 /* Test 4: Share display lists with a 'source' context which has been made current */
376 hglrc2 = wglCreateContext(winhdc);
379 res = wglMakeCurrent(winhdc, hglrc1);
380 ok(res, "Make current failed\n");
381 res = wglShareLists(hglrc1, hglrc2);
382 ok(res, "Sharing display lists with a source context which has been made current failed\n");
383 wglMakeCurrent(0, 0);
384 wglDeleteContext(hglrc2);
388 static void test_makecurrent(HDC winhdc)
393 hglrc = wglCreateContext(winhdc);
394 ok( hglrc != 0, "wglCreateContext failed\n" );
396 ret = wglMakeCurrent( winhdc, hglrc );
397 ok( ret, "wglMakeCurrent failed\n" );
399 ok( wglGetCurrentContext() == hglrc, "wrong context\n" );
401 /* set the same context again */
402 ret = wglMakeCurrent( winhdc, hglrc );
403 ok( ret, "wglMakeCurrent failed\n" );
405 /* check wglMakeCurrent(x, y) after another call to wglMakeCurrent(x, y) */
406 ret = wglMakeCurrent( winhdc, NULL );
407 ok( ret, "wglMakeCurrent failed\n" );
409 ret = wglMakeCurrent( winhdc, NULL );
410 ok( ret, "wglMakeCurrent failed\n" );
412 SetLastError( 0xdeadbeef );
413 ret = wglMakeCurrent( NULL, NULL );
414 ok( !ret || broken(ret) /* nt4 */, "wglMakeCurrent succeeded\n" );
415 if (!ret) ok( GetLastError() == ERROR_INVALID_HANDLE,
416 "Expected ERROR_INVALID_HANDLE, got error=%x\n", GetLastError() );
418 ret = wglMakeCurrent( winhdc, NULL );
419 ok( ret, "wglMakeCurrent failed\n" );
421 ret = wglMakeCurrent( winhdc, hglrc );
422 ok( ret, "wglMakeCurrent failed\n" );
424 ret = wglMakeCurrent( NULL, NULL );
425 ok( ret, "wglMakeCurrent failed\n" );
427 ok( wglGetCurrentContext() == NULL, "wrong context\n" );
429 SetLastError( 0xdeadbeef );
430 ret = wglMakeCurrent( NULL, NULL );
431 ok( !ret || broken(ret) /* nt4 */, "wglMakeCurrent succeeded\n" );
432 if (!ret) ok( GetLastError() == ERROR_INVALID_HANDLE,
433 "Expected ERROR_INVALID_HANDLE, got error=%x\n", GetLastError() );
435 ret = wglMakeCurrent( winhdc, hglrc );
436 ok( ret, "wglMakeCurrent failed\n" );
439 static void test_colorbits(HDC hdc)
441 const int iAttribList[] = { WGL_COLOR_BITS_ARB, WGL_RED_BITS_ARB, WGL_GREEN_BITS_ARB,
442 WGL_BLUE_BITS_ARB, WGL_ALPHA_BITS_ARB };
443 int iAttribRet[sizeof(iAttribList)/sizeof(iAttribList[0])];
444 const int iAttribs[] = { WGL_ALPHA_BITS_ARB, 1, 0 };
445 unsigned int nFormats;
447 int iPixelFormat = 0;
449 if (!pwglChoosePixelFormatARB)
451 win_skip("wglChoosePixelFormatARB is not available\n");
455 /* We need a pixel format with at least one bit of alpha */
456 res = pwglChoosePixelFormatARB(hdc, iAttribs, NULL, 1, &iPixelFormat, &nFormats);
457 if(res == FALSE || nFormats == 0)
459 skip("No suitable pixel formats found\n");
463 res = pwglGetPixelFormatAttribivARB(hdc, iPixelFormat, 0,
464 sizeof(iAttribList)/sizeof(iAttribList[0]), iAttribList, iAttribRet);
467 skip("wglGetPixelFormatAttribivARB failed\n");
470 iAttribRet[1] += iAttribRet[2]+iAttribRet[3]+iAttribRet[4];
471 ok(iAttribRet[0] == iAttribRet[1], "WGL_COLOR_BITS_ARB (%d) does not equal R+G+B+A (%d)!\n",
472 iAttribRet[0], iAttribRet[1]);
475 static void test_gdi_dbuf(HDC hdc)
477 const int iAttribList[] = { WGL_SUPPORT_GDI_ARB, WGL_DOUBLE_BUFFER_ARB };
478 int iAttribRet[sizeof(iAttribList)/sizeof(iAttribList[0])];
479 unsigned int nFormats;
483 if (!pwglGetPixelFormatAttribivARB)
485 win_skip("wglGetPixelFormatAttribivARB is not available\n");
489 nFormats = DescribePixelFormat(hdc, 0, 0, NULL);
490 for(iPixelFormat = 1;iPixelFormat <= nFormats;iPixelFormat++)
492 res = pwglGetPixelFormatAttribivARB(hdc, iPixelFormat, 0,
493 sizeof(iAttribList)/sizeof(iAttribList[0]), iAttribList,
495 ok(res!=FALSE, "wglGetPixelFormatAttribivARB failed for pixel format %d\n", iPixelFormat);
499 ok(!(iAttribRet[0] && iAttribRet[1]), "GDI support and double buffering on pixel format %d\n", iPixelFormat);
503 static void test_acceleration(HDC hdc)
505 const int iAttribList[] = { WGL_ACCELERATION_ARB };
506 int iAttribRet[sizeof(iAttribList)/sizeof(iAttribList[0])];
507 unsigned int nFormats;
510 PIXELFORMATDESCRIPTOR pfd;
512 if (!pwglGetPixelFormatAttribivARB)
514 win_skip("wglGetPixelFormatAttribivARB is not available\n");
518 nFormats = DescribePixelFormat(hdc, 0, 0, NULL);
519 for(iPixelFormat = 1; iPixelFormat <= nFormats; iPixelFormat++)
521 res = pwglGetPixelFormatAttribivARB(hdc, iPixelFormat, 0,
522 sizeof(iAttribList)/sizeof(iAttribList[0]), iAttribList,
524 ok(res!=FALSE, "wglGetPixelFormatAttribivARB failed for pixel format %d\n", iPixelFormat);
528 memset(&pfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
529 DescribePixelFormat(hdc, iPixelFormat, sizeof(PIXELFORMATDESCRIPTOR), &pfd);
531 switch(iAttribRet[0])
533 case WGL_NO_ACCELERATION_ARB:
534 ok( (pfd.dwFlags & (PFD_GENERIC_FORMAT | PFD_GENERIC_ACCELERATED)) == PFD_GENERIC_FORMAT , "Expected only PFD_GENERIC_FORMAT to be set for WGL_NO_ACCELERATION_ARB!: iPixelFormat=%d, dwFlags=%x!\n", iPixelFormat, pfd.dwFlags);
536 case WGL_GENERIC_ACCELERATION_ARB:
537 ok( (pfd.dwFlags & (PFD_GENERIC_FORMAT | PFD_GENERIC_ACCELERATED)) == (PFD_GENERIC_FORMAT | PFD_GENERIC_ACCELERATED), "Expected both PFD_GENERIC_FORMAT and PFD_GENERIC_ACCELERATION to be set for WGL_GENERIC_ACCELERATION_ARB: iPixelFormat=%d, dwFlags=%x!\n", iPixelFormat, pfd.dwFlags);
539 case WGL_FULL_ACCELERATION_ARB:
540 ok( (pfd.dwFlags & (PFD_GENERIC_FORMAT | PFD_GENERIC_ACCELERATED)) == 0, "Expected no PFD_GENERIC_FORMAT/_ACCELERATION to be set for WGL_FULL_ACCELERATION_ARB: iPixelFormat=%d, dwFlags=%x!\n", iPixelFormat, pfd.dwFlags);
546 static void test_bitmap_rendering( BOOL use_dib )
548 PIXELFORMATDESCRIPTOR pfd;
549 int i, ret, bpp, iPixelFormat=0;
550 unsigned int nFormats;
553 HBITMAP bmpDst, oldDst, bmp2;
554 HDC hdcDst, hdcScreen;
555 UINT *dstBuffer = NULL;
557 hdcScreen = CreateCompatibleDC(0);
558 hdcDst = CreateCompatibleDC(0);
563 memset(&biDst, 0, sizeof(BITMAPINFO));
564 biDst.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
565 biDst.bmiHeader.biWidth = 4;
566 biDst.bmiHeader.biHeight = -4;
567 biDst.bmiHeader.biPlanes = 1;
568 biDst.bmiHeader.biBitCount = 32;
569 biDst.bmiHeader.biCompression = BI_RGB;
571 bmpDst = CreateDIBSection(0, &biDst, DIB_RGB_COLORS, (void**)&dstBuffer, NULL, 0);
573 biDst.bmiHeader.biWidth = 12;
574 biDst.bmiHeader.biHeight = -12;
575 biDst.bmiHeader.biBitCount = 16;
576 bmp2 = CreateDIBSection(0, &biDst, DIB_RGB_COLORS, NULL, NULL, 0);
580 bpp = GetDeviceCaps( hdcScreen, BITSPIXEL );
581 bmpDst = CreateBitmap( 4, 4, 1, bpp, NULL );
582 bmp2 = CreateBitmap( 12, 12, 1, bpp, NULL );
585 oldDst = SelectObject(hdcDst, bmpDst);
587 trace( "testing on %s\n", use_dib ? "DIB" : "DDB" );
589 /* Pick a pixel format by hand because ChoosePixelFormat is unreliable */
590 nFormats = DescribePixelFormat(hdcDst, 0, 0, NULL);
591 for(i=1; i<=nFormats; i++)
593 memset(&pfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
594 DescribePixelFormat(hdcDst, i, sizeof(PIXELFORMATDESCRIPTOR), &pfd);
596 if((pfd.dwFlags & PFD_DRAW_TO_BITMAP) &&
597 (pfd.dwFlags & PFD_SUPPORT_OPENGL) &&
598 (pfd.cColorBits == bpp) &&
599 (pfd.cAlphaBits == 8) )
608 skip("Unable to find a suitable pixel format\n");
612 ret = SetPixelFormat(hdcDst, iPixelFormat, &pfd);
613 ok( ret, "SetPixelFormat failed\n" );
614 ret = GetPixelFormat( hdcDst );
615 ok( ret == iPixelFormat, "GetPixelFormat returned %d/%d\n", ret, iPixelFormat );
616 ret = SetPixelFormat(hdcDst, iPixelFormat + 1, &pfd);
617 ok( !ret, "SetPixelFormat succeeded\n" );
618 hglrc = wglCreateContext(hdcDst);
619 ok(hglrc != NULL, "Unable to create a context\n");
624 wglMakeCurrent(hdcDst, hglrc);
625 hglrc2 = wglCreateContext(hdcDst);
626 ok(hglrc2 != NULL, "Unable to create a context\n");
628 /* Note this is RGBA but we read ARGB back */
629 glClearColor((float)0x22/0xff, (float)0x33/0xff, (float)0x44/0xff, (float)0x11/0xff);
630 glClear(GL_COLOR_BUFFER_BIT);
631 glGetIntegerv( GL_VIEWPORT, viewport );
634 ok( viewport[0] == 0 && viewport[1] == 0 && viewport[2] == 4 && viewport[3] == 4,
635 "wrong viewport %d,%d,%d,%d\n", viewport[0], viewport[1], viewport[2], viewport[3] );
636 /* Note apparently the alpha channel is not supported by the software renderer (bitmap only works using software) */
638 for (i = 0; i < 16; i++)
639 ok(dstBuffer[i] == 0x223344 || dstBuffer[i] == 0x11223344, "Received color=%x at %u\n",
642 SelectObject(hdcDst, bmp2);
643 ret = GetPixelFormat( hdcDst );
644 ok( ret == iPixelFormat, "GetPixelFormat returned %d/%d\n", ret, iPixelFormat );
645 ret = SetPixelFormat(hdcDst, iPixelFormat + 1, &pfd);
646 ok( !ret, "SetPixelFormat succeeded\n" );
648 /* context still uses the old pixel format and viewport */
649 glClearColor((float)0x44/0xff, (float)0x33/0xff, (float)0x22/0xff, (float)0x11/0xff);
650 glClear(GL_COLOR_BUFFER_BIT);
652 glGetIntegerv( GL_VIEWPORT, viewport );
653 ok( viewport[0] == 0 && viewport[1] == 0 && viewport[2] == 4 && viewport[3] == 4,
654 "wrong viewport %d,%d,%d,%d\n", viewport[0], viewport[1], viewport[2], viewport[3] );
656 wglMakeCurrent(NULL, NULL);
657 wglMakeCurrent(hdcDst, hglrc);
658 glClearColor((float)0x44/0xff, (float)0x55/0xff, (float)0x66/0xff, (float)0x11/0xff);
659 glClear(GL_COLOR_BUFFER_BIT);
661 glGetIntegerv( GL_VIEWPORT, viewport );
662 ok( viewport[0] == 0 && viewport[1] == 0 && viewport[2] == 4 && viewport[3] == 4,
663 "wrong viewport %d,%d,%d,%d\n", viewport[0], viewport[1], viewport[2], viewport[3] );
665 wglMakeCurrent(hdcDst, hglrc2);
666 glGetIntegerv( GL_VIEWPORT, viewport );
667 ok( viewport[0] == 0 && viewport[1] == 0 && viewport[2] == 12 && viewport[3] == 12,
668 "wrong viewport %d,%d,%d,%d\n", viewport[0], viewport[1], viewport[2], viewport[3] );
670 wglMakeCurrent(hdcDst, hglrc);
671 glGetIntegerv( GL_VIEWPORT, viewport );
672 ok( viewport[0] == 0 && viewport[1] == 0 && viewport[2] == 4 && viewport[3] == 4,
673 "wrong viewport %d,%d,%d,%d\n", viewport[0], viewport[1], viewport[2], viewport[3] );
675 SelectObject(hdcDst, bmpDst);
676 ret = GetPixelFormat( hdcDst );
677 ok( ret == iPixelFormat, "GetPixelFormat returned %d/%d\n", ret, iPixelFormat );
678 ret = SetPixelFormat(hdcDst, iPixelFormat + 1, &pfd);
679 ok( !ret, "SetPixelFormat succeeded\n" );
680 wglMakeCurrent(hdcDst, hglrc2);
681 glGetIntegerv( GL_VIEWPORT, viewport );
682 ok( viewport[0] == 0 && viewport[1] == 0 && viewport[2] == 12 && viewport[3] == 12,
683 "wrong viewport %d,%d,%d,%d\n", viewport[0], viewport[1], viewport[2], viewport[3] );
687 SelectObject(hdcDst, oldDst);
689 DeleteObject(bmpDst);
694 struct wgl_thread_param
696 HANDLE test_finished;
700 BOOL make_current_error;
705 static DWORD WINAPI wgl_thread(void *param)
707 struct wgl_thread_param *p = param;
708 HDC hdc = GetDC( p->hwnd );
710 SetLastError(0xdeadbeef);
711 p->make_current = wglMakeCurrent(hdc, p->hglrc);
712 p->make_current_error = GetLastError();
713 p->deleted = wglDeleteContext(p->hglrc);
714 p->deleted_error = GetLastError();
715 ReleaseDC( p->hwnd, hdc );
716 SetEvent(p->test_finished);
720 static void test_deletecontext(HWND hwnd, HDC hdc)
722 struct wgl_thread_param thread_params;
723 HGLRC hglrc = wglCreateContext(hdc);
724 HANDLE thread_handle;
727 SetLastError(0xdeadbeef);
728 res = wglDeleteContext(NULL);
729 ok(res == FALSE, "wglDeleteContext succeeded\n");
730 ok(GetLastError() == ERROR_INVALID_HANDLE, "Expected last error to be ERROR_INVALID_HANDLE, got %u\n", GetLastError());
734 skip("wglCreateContext failed!\n");
738 res = wglMakeCurrent(hdc, hglrc);
741 skip("wglMakeCurrent failed!\n");
745 /* WGL doesn't allow you to delete a context from a different thread than the one in which it is current.
746 * This differs from GLX which does allow it but it delays actual deletion until the context becomes not current.
748 thread_params.hglrc = hglrc;
749 thread_params.hwnd = hwnd;
750 thread_params.test_finished = CreateEvent(NULL, FALSE, FALSE, NULL);
751 thread_handle = CreateThread(NULL, 0, wgl_thread, &thread_params, 0, &tid);
752 ok(!!thread_handle, "Failed to create thread, last error %#x.\n", GetLastError());
755 WaitForSingleObject(thread_handle, INFINITE);
756 ok(!thread_params.make_current, "Attempt to make WGL context from another thread passed\n");
757 ok(thread_params.make_current_error == ERROR_BUSY, "Expected last error to be ERROR_BUSY, got %u\n", thread_params.make_current_error);
758 ok(!thread_params.deleted, "Attempt to delete WGL context from another thread passed\n");
759 ok(thread_params.deleted_error == ERROR_BUSY, "Expected last error to be ERROR_BUSY, got %u\n", thread_params.deleted_error);
761 CloseHandle(thread_params.test_finished);
763 res = wglDeleteContext(hglrc);
764 ok(res == TRUE, "wglDeleteContext failed\n");
766 /* Attempting to delete the same context twice should fail. */
767 SetLastError(0xdeadbeef);
768 res = wglDeleteContext(hglrc);
769 ok(res == FALSE, "wglDeleteContext succeeded\n");
770 ok(GetLastError() == ERROR_INVALID_HANDLE, "Expected last error to be ERROR_INVALID_HANDLE, got %u\n", GetLastError());
772 /* WGL makes a context not current when deleting it. This differs from GLX behavior where
773 * deletion takes place when the thread becomes not current. */
774 hglrc = wglGetCurrentContext();
775 ok(hglrc == NULL, "A WGL context is active while none was expected\n");
779 static void test_getprocaddress(HDC hdc)
781 const char *extensions = (const char*)glGetString(GL_EXTENSIONS);
783 HGLRC ctx = wglGetCurrentContext();
787 skip("skipping wglGetProcAddress tests because no GL extensions supported\n");
791 /* Core GL 1.0/1.1 functions should not be loadable through wglGetProcAddress.
792 * Try to load the function with and without a context.
794 func = wglGetProcAddress("glEnable");
795 ok(func == NULL, "Lookup of function glEnable with a context passed, expected a failure\n");
796 wglMakeCurrent(hdc, NULL);
797 func = wglGetProcAddress("glEnable");
798 ok(func == NULL, "Lookup of function glEnable without a context passed, expected a failure\n");
799 wglMakeCurrent(hdc, ctx);
801 /* The goal of the test will be to test behavior of wglGetProcAddress when
802 * no WGL context is active. Before the test we pick an extension (GL_ARB_multitexture)
803 * which any GL >=1.2.1 implementation supports. Unfortunately the GDI renderer doesn't
804 * support it. There aren't any extensions we can use for this test which are supported by
805 * both GDI and real drivers.
806 * Note GDI only has GL_EXT_bgra, GL_EXT_paletted_texture and GL_WIN_swap_hint.
808 if (!gl_extension_supported(extensions, "GL_ARB_multitexture"))
810 skip("skipping test because lack of GL_ARB_multitexture support\n");
814 func = wglGetProcAddress("glActiveTextureARB");
815 ok(func != NULL, "Unable to lookup glActiveTextureARB, last error %#x\n", GetLastError());
817 /* Temporarily disable the context, so we can see that we can't retrieve functions now. */
818 wglMakeCurrent(hdc, NULL);
819 func = wglGetProcAddress("glActiveTextureARB");
820 ok(func == NULL, "Function lookup without a context passed, expected a failure; last error %#x\n", GetLastError());
821 wglMakeCurrent(hdc, ctx);
824 static void test_make_current_read(HDC hdc)
828 HGLRC hglrc = wglCreateContext(hdc);
832 skip("wglCreateContext failed!\n");
836 res = wglMakeCurrent(hdc, hglrc);
839 skip("wglMakeCurrent failed!\n");
843 /* Test what wglGetCurrentReadDCARB does for wglMakeCurrent as the spec doesn't mention it */
844 hread = pwglGetCurrentReadDCARB();
845 trace("hread %p, hdc %p\n", hread, hdc);
846 ok(hread == hdc, "wglGetCurrentReadDCARB failed for standard wglMakeCurrent\n");
848 pwglMakeContextCurrentARB(hdc, hdc, hglrc);
849 hread = pwglGetCurrentReadDCARB();
850 ok(hread == hdc, "wglGetCurrentReadDCARB failed for wglMakeContextCurrent\n");
853 static void test_dc(HWND hwnd, HDC hdc)
858 /* Get another DC and make sure it has the same pixel format */
862 pf1 = GetPixelFormat(hdc);
863 pf2 = GetPixelFormat(hdc2);
864 ok(pf1 == pf2, "Second DC does not have the same format (%d != %d)\n", pf1, pf2);
867 skip("Could not get a different DC for the window\n");
871 ReleaseDC(hwnd, hdc2);
876 /* Nvidia converts win32 error codes to (0xc007 << 16) | win32_error_code */
877 #define NVIDIA_HRESULT_FROM_WIN32(x) (HRESULT_FROM_WIN32(x) | 0x40000000)
878 static void test_opengl3(HDC hdc)
880 /* Try to create a context compatible with OpenGL 1.x; 1.0-2.1 is allowed */
883 int attribs[] = {WGL_CONTEXT_MAJOR_VERSION_ARB, 1, 0};
885 gl3Ctx = pwglCreateContextAttribsARB(hdc, 0, attribs);
886 ok(gl3Ctx != 0, "pwglCreateContextAttribsARB for a 1.x context failed!\n");
887 wglDeleteContext(gl3Ctx);
890 /* Try to pass an invalid HDC */
894 gl3Ctx = pwglCreateContextAttribsARB((HDC)0xdeadbeef, 0, 0);
895 ok(gl3Ctx == 0, "pwglCreateContextAttribsARB using an invalid HDC passed\n");
896 error = GetLastError();
897 todo_wine ok(error == ERROR_DC_NOT_FOUND ||
898 broken(error == NVIDIA_HRESULT_FROM_WIN32(ERROR_INVALID_DATA)), /* Nvidia Vista + Win7 */
899 "Expected ERROR_DC_NOT_FOUND, got error=%x\n", error);
900 wglDeleteContext(gl3Ctx);
903 /* Try to pass an invalid shareList */
907 gl3Ctx = pwglCreateContextAttribsARB(hdc, (HGLRC)0xdeadbeef, 0);
908 ok(gl3Ctx == 0, "pwglCreateContextAttribsARB using an invalid shareList passed\n");
909 error = GetLastError();
910 /* The Nvidia implementation seems to return hresults instead of win32 error codes */
911 todo_wine ok(error == ERROR_INVALID_OPERATION ||
912 error == NVIDIA_HRESULT_FROM_WIN32(ERROR_INVALID_OPERATION), "Expected ERROR_INVALID_OPERATION, got error=%x\n", error);
913 wglDeleteContext(gl3Ctx);
916 /* Try to create an OpenGL 3.0 context */
918 int attribs[] = {WGL_CONTEXT_MAJOR_VERSION_ARB, 3, WGL_CONTEXT_MINOR_VERSION_ARB, 0, 0};
919 HGLRC gl3Ctx = pwglCreateContextAttribsARB(hdc, 0, attribs);
923 skip("Skipping the rest of the WGL_ARB_create_context test due to lack of OpenGL 3.0\n");
927 wglDeleteContext(gl3Ctx);
930 /* Test matching an OpenGL 3.0 context with an older one, OpenGL 3.0 should allow it until the new object model is introduced in a future revision */
932 HGLRC glCtx = wglCreateContext(hdc);
934 int attribs[] = {WGL_CONTEXT_MAJOR_VERSION_ARB, 3, WGL_CONTEXT_MINOR_VERSION_ARB, 0, 0};
935 int attribs_future[] = {WGL_CONTEXT_FLAGS_ARB, WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB, WGL_CONTEXT_MAJOR_VERSION_ARB, 3, WGL_CONTEXT_MINOR_VERSION_ARB, 0, 0};
937 HGLRC gl3Ctx = pwglCreateContextAttribsARB(hdc, glCtx, attribs);
938 ok(gl3Ctx != NULL, "Sharing of a display list between OpenGL 3.0 and OpenGL 1.x/2.x failed!\n");
940 wglDeleteContext(gl3Ctx);
942 gl3Ctx = pwglCreateContextAttribsARB(hdc, glCtx, attribs_future);
943 ok(gl3Ctx != NULL, "Sharing of a display list between a forward compatible OpenGL 3.0 context and OpenGL 1.x/2.x failed!\n");
945 wglDeleteContext(gl3Ctx);
948 wglDeleteContext(glCtx);
951 /* Try to create an OpenGL 3.0 context and test windowless rendering */
954 int attribs[] = {WGL_CONTEXT_MAJOR_VERSION_ARB, 3, WGL_CONTEXT_MINOR_VERSION_ARB, 0, 0};
957 gl3Ctx = pwglCreateContextAttribsARB(hdc, 0, attribs);
958 ok(gl3Ctx != 0, "pwglCreateContextAttribsARB for a 3.0 context failed!\n");
960 /* OpenGL 3.0 allows offscreen rendering WITHOUT a drawable
961 * Neither AMD or Nvidia support it at this point. The WGL_ARB_create_context specs also say that
962 * it is hard because drivers use the HDC to enter the display driver and it sounds like they don't
963 * expect drivers to ever offer it.
965 res = wglMakeCurrent(0, gl3Ctx);
966 ok(res == FALSE, "Wow, OpenGL 3.0 windowless rendering passed while it was expected not to!\n");
968 wglMakeCurrent(0, 0);
971 wglDeleteContext(gl3Ctx);
975 static void test_minimized(void)
977 PIXELFORMATDESCRIPTOR pf_desc =
979 sizeof(PIXELFORMATDESCRIPTOR),
981 PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER,
983 24, /* 24-bit color depth */
984 0, 0, 0, 0, 0, 0, /* color bits */
985 0, /* alpha buffer */
987 0, /* accumulation buffer */
988 0, 0, 0, 0, /* accum bits */
990 0, /* stencil buffer */
991 0, /* auxiliary buffer */
992 PFD_MAIN_PLANE, /* main layer */
994 0, 0, 0 /* layer masks */
1003 window = CreateWindowA("static", "opengl32_test",
1004 WS_POPUP | WS_MINIMIZE, 0, 0, 640, 480, 0, 0, 0, 0);
1005 ok(!!window, "Failed to create window, last error %#x.\n", GetLastError());
1008 ok(!!dc, "Failed to get DC.\n");
1010 pixel_format = ChoosePixelFormat(dc, &pf_desc);
1013 win_skip("Failed to find pixel format.\n");
1014 ReleaseDC(window, dc);
1015 DestroyWindow(window);
1019 ret = SetPixelFormat(dc, pixel_format, &pf_desc);
1020 ok(ret, "Failed to set pixel format, last error %#x.\n", GetLastError());
1022 style = GetWindowLongA(window, GWL_STYLE);
1023 ok(style & WS_MINIMIZE, "Window should be minimized, got style %#x.\n", style);
1025 ctx = wglCreateContext(dc);
1026 ok(!!ctx, "Failed to create GL context, last error %#x.\n", GetLastError());
1028 ret = wglMakeCurrent(dc, ctx);
1029 ok(ret, "Failed to make context current, last error %#x.\n", GetLastError());
1031 style = GetWindowLongA(window, GWL_STYLE);
1032 ok(style & WS_MINIMIZE, "window should be minimized, got style %#x.\n", style);
1034 ret = wglMakeCurrent(NULL, NULL);
1035 ok(ret, "Failed to clear current context, last error %#x.\n", GetLastError());
1037 ret = wglDeleteContext(ctx);
1038 ok(ret, "Failed to delete GL context, last error %#x.\n", GetLastError());
1040 ReleaseDC(window, dc);
1041 DestroyWindow(window);
1044 static void test_window_dc(void)
1046 PIXELFORMATDESCRIPTOR pf_desc =
1048 sizeof(PIXELFORMATDESCRIPTOR),
1050 PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER,
1052 24, /* 24-bit color depth */
1053 0, 0, 0, 0, 0, 0, /* color bits */
1054 0, /* alpha buffer */
1056 0, /* accumulation buffer */
1057 0, 0, 0, 0, /* accum bits */
1059 0, /* stencil buffer */
1060 0, /* auxiliary buffer */
1061 PFD_MAIN_PLANE, /* main layer */
1063 0, 0, 0 /* layer masks */
1072 window = CreateWindowA("static", "opengl32_test",
1073 WS_OVERLAPPEDWINDOW, 0, 0, 640, 480, 0, 0, 0, 0);
1074 ok(!!window, "Failed to create window, last error %#x.\n", GetLastError());
1076 ShowWindow(window, SW_SHOW);
1078 dc = GetWindowDC(window);
1079 ok(!!dc, "Failed to get DC.\n");
1081 pixel_format = ChoosePixelFormat(dc, &pf_desc);
1084 win_skip("Failed to find pixel format.\n");
1085 ReleaseDC(window, dc);
1086 DestroyWindow(window);
1090 ret = SetPixelFormat(dc, pixel_format, &pf_desc);
1091 ok(ret, "Failed to set pixel format, last error %#x.\n", GetLastError());
1093 ctx = wglCreateContext(dc);
1094 ok(!!ctx, "Failed to create GL context, last error %#x.\n", GetLastError());
1096 ret = wglMakeCurrent(dc, ctx);
1097 ok(ret, "Failed to make context current, last error %#x.\n", GetLastError());
1099 GetClientRect(window, &r);
1100 glGetIntegerv(GL_VIEWPORT, (GLint *)&vp);
1101 ok(EqualRect(&r, &vp), "Viewport not equal to client rect.\n");
1103 ret = wglMakeCurrent(NULL, NULL);
1104 ok(ret, "Failed to clear current context, last error %#x.\n", GetLastError());
1106 ret = wglDeleteContext(ctx);
1107 ok(ret, "Failed to delete GL context, last error %#x.\n", GetLastError());
1109 ReleaseDC(window, dc);
1110 DestroyWindow(window);
1113 static void test_message_window(void)
1115 PIXELFORMATDESCRIPTOR pf_desc =
1117 sizeof(PIXELFORMATDESCRIPTOR),
1119 PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER,
1121 24, /* 24-bit color depth */
1122 0, 0, 0, 0, 0, 0, /* color bits */
1123 0, /* alpha buffer */
1125 0, /* accumulation buffer */
1126 0, 0, 0, 0, /* accum bits */
1128 0, /* stencil buffer */
1129 0, /* auxiliary buffer */
1130 PFD_MAIN_PLANE, /* main layer */
1132 0, 0, 0 /* layer masks */
1142 window = CreateWindowA("static", "opengl32_test",
1143 WS_OVERLAPPEDWINDOW, 0, 0, 100, 100, HWND_MESSAGE, 0, 0, 0);
1146 win_skip( "HWND_MESSAGE not supported\n" );
1150 ok(!!dc, "Failed to get DC.\n");
1152 pixel_format = ChoosePixelFormat(dc, &pf_desc);
1155 win_skip("Failed to find pixel format.\n");
1156 ReleaseDC(window, dc);
1157 DestroyWindow(window);
1161 ret = SetPixelFormat(dc, pixel_format, &pf_desc);
1162 ok(ret, "Failed to set pixel format, last error %#x.\n", GetLastError());
1164 ctx = wglCreateContext(dc);
1165 ok(!!ctx, "Failed to create GL context, last error %#x.\n", GetLastError());
1167 ret = wglMakeCurrent(dc, ctx);
1168 ok(ret, "Failed to make context current, last error %#x.\n", GetLastError());
1170 GetClientRect(window, &r);
1171 glGetIntegerv(GL_VIEWPORT, (GLint *)&vp);
1172 ok(EqualRect(&r, &vp), "Viewport not equal to client rect.\n");
1174 glClear(GL_COLOR_BUFFER_BIT);
1176 glerr = glGetError();
1177 ok(glerr == GL_NO_ERROR, "Failed glClear, error %#x.\n", glerr);
1178 ret = SwapBuffers(dc);
1179 ok(ret, "Failed SwapBuffers, error %#x.\n", GetLastError());
1181 ret = wglMakeCurrent(NULL, NULL);
1182 ok(ret, "Failed to clear current context, last error %#x.\n", GetLastError());
1184 ret = wglDeleteContext(ctx);
1185 ok(ret, "Failed to delete GL context, last error %#x.\n", GetLastError());
1187 ReleaseDC(window, dc);
1188 DestroyWindow(window);
1191 static void test_destroy(HDC oldhdc)
1193 PIXELFORMATDESCRIPTOR pf_desc =
1195 sizeof(PIXELFORMATDESCRIPTOR),
1197 PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER,
1199 24, /* 24-bit color depth */
1200 0, 0, 0, 0, 0, 0, /* color bits */
1201 0, /* alpha buffer */
1203 0, /* accumulation buffer */
1204 0, 0, 0, 0, /* accum bits */
1206 0, /* stencil buffer */
1207 0, /* auxiliary buffer */
1208 PFD_MAIN_PLANE, /* main layer */
1210 0, 0, 0 /* layer masks */
1219 HGLRC oldctx = wglGetCurrentContext();
1221 ok(!!oldctx, "Expected to find a valid current context.\n");
1223 window = CreateWindowA("static", "opengl32_test",
1224 WS_POPUP, 0, 0, 640, 480, 0, 0, 0, 0);
1225 ok(!!window, "Failed to create window, last error %#x.\n", GetLastError());
1228 ok(!!dc, "Failed to get DC.\n");
1230 pixel_format = ChoosePixelFormat(dc, &pf_desc);
1233 win_skip("Failed to find pixel format.\n");
1234 ReleaseDC(window, dc);
1235 DestroyWindow(window);
1239 ret = SetPixelFormat(dc, pixel_format, &pf_desc);
1240 ok(ret, "Failed to set pixel format, last error %#x.\n", GetLastError());
1242 ctx = wglCreateContext(dc);
1243 ok(!!ctx, "Failed to create GL context, last error %#x.\n", GetLastError());
1245 ret = wglMakeCurrent(dc, ctx);
1246 ok(ret, "Failed to make context current, last error %#x.\n", GetLastError());
1248 glClear(GL_COLOR_BUFFER_BIT);
1250 glerr = glGetError();
1251 ok(glerr == GL_NO_ERROR, "Failed glClear, error %#x.\n", glerr);
1252 ret = SwapBuffers(dc);
1253 ok(ret, "Failed SwapBuffers, error %#x.\n", GetLastError());
1255 ret = DestroyWindow(window);
1256 ok(ret, "Failed to destroy window, last error %#x.\n", GetLastError());
1258 ok(wglGetCurrentContext() == ctx, "Wrong current context.\n");
1260 SetLastError(0xdeadbeef);
1261 ret = wglMakeCurrent(dc, ctx);
1262 err = GetLastError();
1263 ok(!ret && err == ERROR_INVALID_HANDLE,
1264 "Unexpected behavior when making context current, ret %d, last error %#x.\n", ret, err);
1265 SetLastError(0xdeadbeef);
1266 ret = SwapBuffers(dc);
1267 err = GetLastError();
1268 ok(!ret && err == ERROR_INVALID_HANDLE, "Unexpected behavior with SwapBuffer, last error %#x.\n", err);
1270 ok(wglGetCurrentContext() == ctx, "Wrong current context.\n");
1272 glClear(GL_COLOR_BUFFER_BIT);
1274 glerr = glGetError();
1275 ok(glerr == GL_NO_ERROR, "Failed glClear, error %#x.\n", glerr);
1276 SetLastError(0xdeadbeef);
1277 ret = SwapBuffers(dc);
1278 err = GetLastError();
1279 ok(!ret && err == ERROR_INVALID_HANDLE, "Unexpected behavior with SwapBuffer, last error %#x.\n", err);
1281 ret = wglMakeCurrent(NULL, NULL);
1282 ok(ret, "Failed to clear current context, last error %#x.\n", GetLastError());
1284 glClear(GL_COLOR_BUFFER_BIT);
1286 glerr = glGetError();
1287 ok(glerr == GL_INVALID_OPERATION, "Failed glClear, error %#x.\n", glerr);
1288 SetLastError(0xdeadbeef);
1289 ret = SwapBuffers(dc);
1290 err = GetLastError();
1291 ok(!ret && err == ERROR_INVALID_HANDLE, "Unexpected behavior with SwapBuffer, last error %#x.\n", err);
1293 SetLastError(0xdeadbeef);
1294 ret = wglMakeCurrent(dc, ctx);
1295 err = GetLastError();
1296 ok(!ret && err == ERROR_INVALID_HANDLE,
1297 "Unexpected behavior when making context current, ret %d, last error %#x.\n", ret, err);
1299 ok(wglGetCurrentContext() == NULL, "Wrong current context.\n");
1301 ret = wglMakeCurrent(oldhdc, oldctx);
1302 ok(ret, "Failed to make context current, last error %#x.\n", GetLastError());
1303 ok(wglGetCurrentContext() == oldctx, "Wrong current context.\n");
1305 SetLastError(0xdeadbeef);
1306 ret = wglMakeCurrent(dc, ctx);
1307 err = GetLastError();
1308 ok(!ret && err == ERROR_INVALID_HANDLE,
1309 "Unexpected behavior when making context current, ret %d, last error %#x.\n", ret, err);
1311 ok(wglGetCurrentContext() == oldctx, "Wrong current context.\n");
1313 ret = wglDeleteContext(ctx);
1314 ok(ret, "Failed to delete GL context, last error %#x.\n", GetLastError());
1316 ReleaseDC(window, dc);
1318 ret = wglMakeCurrent(oldhdc, oldctx);
1319 ok(ret, "Failed to make context current, last error %#x.\n", GetLastError());
1322 static void test_destroy_read(HDC oldhdc)
1324 PIXELFORMATDESCRIPTOR pf_desc =
1326 sizeof(PIXELFORMATDESCRIPTOR),
1328 PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER,
1330 24, /* 24-bit color depth */
1331 0, 0, 0, 0, 0, 0, /* color bits */
1332 0, /* alpha buffer */
1334 0, /* accumulation buffer */
1335 0, 0, 0, 0, /* accum bits */
1337 0, /* stencil buffer */
1338 0, /* auxiliary buffer */
1339 PFD_MAIN_PLANE, /* main layer */
1341 0, 0, 0 /* layer masks */
1344 HWND draw_window, read_window;
1347 HDC read_dc, draw_dc;
1350 HGLRC oldctx = wglGetCurrentContext();
1352 ok(!!oldctx, "Expected to find a valid current context\n");
1354 draw_window = CreateWindowA("static", "opengl32_test",
1355 WS_POPUP, 0, 0, 640, 480, 0, 0, 0, 0);
1356 ok(!!draw_window, "Failed to create window, last error %#x.\n", GetLastError());
1358 draw_dc = GetDC(draw_window);
1359 ok(!!draw_dc, "Failed to get DC.\n");
1361 pixel_format = ChoosePixelFormat(draw_dc, &pf_desc);
1364 win_skip("Failed to find pixel format.\n");
1365 ReleaseDC(draw_window, draw_dc);
1366 DestroyWindow(draw_window);
1370 ret = SetPixelFormat(draw_dc, pixel_format, &pf_desc);
1371 ok(ret, "Failed to set pixel format, last error %#x.\n", GetLastError());
1373 read_window = CreateWindowA("static", "opengl32_test",
1374 WS_POPUP, 0, 0, 640, 480, 0, 0, 0, 0);
1375 ok(!!read_window, "Failed to create window, last error %#x.\n", GetLastError());
1377 read_dc = GetDC(read_window);
1378 ok(!!draw_dc, "Failed to get DC.\n");
1380 pixel_format = ChoosePixelFormat(read_dc, &pf_desc);
1383 win_skip("Failed to find pixel format.\n");
1384 ReleaseDC(read_window, read_dc);
1385 DestroyWindow(read_window);
1386 ReleaseDC(draw_window, draw_dc);
1387 DestroyWindow(draw_window);
1391 ret = SetPixelFormat(read_dc, pixel_format, &pf_desc);
1392 ok(ret, "Failed to set pixel format, last error %#x.\n", GetLastError());
1394 ctx = wglCreateContext(draw_dc);
1395 ok(!!ctx, "Failed to create GL context, last error %#x.\n", GetLastError());
1397 ret = pwglMakeContextCurrentARB(draw_dc, read_dc, ctx);
1398 ok(ret, "Failed to make context current, last error %#x.\n", GetLastError());
1400 glCopyPixels(0, 0, 640, 480, GL_COLOR);
1402 glerr = glGetError();
1403 ok(glerr == GL_NO_ERROR, "Failed glCopyPixel, error %#x.\n", glerr);
1404 ret = SwapBuffers(draw_dc);
1405 ok(ret, "Failed SwapBuffers, error %#x.\n", GetLastError());
1407 ret = DestroyWindow(read_window);
1408 ok(ret, "Failed to destroy window, last error %#x.\n", GetLastError());
1410 ok(wglGetCurrentContext() == ctx, "Wrong current context.\n");
1412 if (0) /* Crashes on AMD on Windows */
1414 glCopyPixels(0, 0, 640, 480, GL_COLOR);
1416 glerr = glGetError();
1417 ok(glerr == GL_NO_ERROR, "Failed glCopyPixel, error %#x.\n", glerr);
1420 glClear(GL_COLOR_BUFFER_BIT);
1422 glerr = glGetError();
1423 ok(glerr == GL_NO_ERROR, "Failed glClear, error %#x.\n", glerr);
1424 ret = SwapBuffers(draw_dc);
1425 ok(ret, "Failed SwapBuffers, error %#x.\n", GetLastError());
1427 ret = wglMakeCurrent(NULL, NULL);
1428 ok(ret, "Failed to clear current context, last error %#x.\n", GetLastError());
1430 if (0) /* This crashes with Nvidia drivers on Windows. */
1432 SetLastError(0xdeadbeef);
1433 ret = pwglMakeContextCurrentARB(draw_dc, read_dc, ctx);
1434 err = GetLastError();
1435 ok(!ret && err == ERROR_INVALID_HANDLE,
1436 "Unexpected behavior when making context current, ret %d, last error %#x.\n", ret, err);
1439 ret = DestroyWindow(draw_window);
1440 ok(ret, "Failed to destroy window, last error %#x.\n", GetLastError());
1442 glClear(GL_COLOR_BUFFER_BIT);
1444 glerr = glGetError();
1445 ok(glerr == GL_INVALID_OPERATION, "Failed glClear, error %#x.\n", glerr);
1446 SetLastError(0xdeadbeef);
1447 ret = SwapBuffers(draw_dc);
1448 err = GetLastError();
1449 ok(!ret && err == ERROR_INVALID_HANDLE, "Unexpected behavior with SwapBuffer, last error %#x.\n", err);
1451 SetLastError(0xdeadbeef);
1452 ret = pwglMakeContextCurrentARB(draw_dc, read_dc, ctx);
1453 err = GetLastError();
1454 ok(!ret && (err == ERROR_INVALID_HANDLE || err == 0xc0070006),
1455 "Unexpected behavior when making context current, ret %d, last error %#x.\n", ret, err);
1457 ok(wglGetCurrentContext() == NULL, "Wrong current context.\n");
1459 wglMakeCurrent(NULL, NULL);
1461 wglMakeCurrent(oldhdc, oldctx);
1462 ok(wglGetCurrentContext() == oldctx, "Wrong current context.\n");
1464 SetLastError(0xdeadbeef);
1465 ret = pwglMakeContextCurrentARB(draw_dc, read_dc, ctx);
1466 err = GetLastError();
1467 ok(!ret && (err == ERROR_INVALID_HANDLE || err == 0xc0070006),
1468 "Unexpected behavior when making context current, last error %#x.\n", err);
1470 ok(wglGetCurrentContext() == oldctx, "Wrong current context.\n");
1472 ret = wglDeleteContext(ctx);
1473 ok(ret, "Failed to delete GL context, last error %#x.\n", GetLastError());
1475 ReleaseDC(read_window, read_dc);
1476 ReleaseDC(draw_window, draw_dc);
1478 wglMakeCurrent(oldhdc, oldctx);
1484 PIXELFORMATDESCRIPTOR pfd = {
1485 sizeof(PIXELFORMATDESCRIPTOR),
1487 PFD_DRAW_TO_WINDOW |
1488 PFD_SUPPORT_OPENGL |
1491 24, /* 24-bit color depth */
1492 0, 0, 0, 0, 0, 0, /* color bits */
1493 0, /* alpha buffer */
1495 0, /* accumulation buffer */
1496 0, 0, 0, 0, /* accum bits */
1498 0, /* stencil buffer */
1499 0, /* auxiliary buffer */
1500 PFD_MAIN_PLANE, /* main layer */
1502 0, 0, 0 /* layer masks */
1505 hwnd = CreateWindow("static", "Title", WS_OVERLAPPEDWINDOW,
1506 10, 10, 200, 200, NULL, NULL, NULL, NULL);
1507 ok(hwnd != NULL, "err: %d\n", GetLastError());
1511 int iPixelFormat, res;
1514 ShowWindow(hwnd, SW_SHOW);
1518 iPixelFormat = ChoosePixelFormat(hdc, &pfd);
1519 if(iPixelFormat == 0)
1521 /* This should never happen as ChoosePixelFormat always returns a closest match, but currently this fails in Wine if we don't have glX */
1522 win_skip("Unable to find pixel format.\n");
1526 /* We shouldn't be able to create a context from a hdc which doesn't have a pixel format set */
1527 hglrc = wglCreateContext(hdc);
1528 ok(hglrc == NULL, "wglCreateContext should fail when no pixel format has been set, but it passed\n");
1529 error = GetLastError();
1530 ok(error == ERROR_INVALID_PIXEL_FORMAT, "expected ERROR_INVALID_PIXEL_FORMAT for wglCreateContext without a pixelformat set, but received %#x\n", error);
1532 res = SetPixelFormat(hdc, iPixelFormat, &pfd);
1533 ok(res, "SetPixelformat failed: %x\n", GetLastError());
1535 test_bitmap_rendering( TRUE );
1536 test_bitmap_rendering( FALSE );
1539 test_message_window();
1542 hglrc = wglCreateContext(hdc);
1543 res = wglMakeCurrent(hdc, hglrc);
1544 ok(res, "wglMakeCurrent failed!\n");
1547 trace("OpenGL renderer: %s\n", glGetString(GL_RENDERER));
1548 trace("OpenGL driver version: %s\n", glGetString(GL_VERSION));
1549 trace("OpenGL vendor: %s\n", glGetString(GL_VENDOR));
1553 skip("Skipping OpenGL tests without a current context\n");
1557 /* Initialisation of WGL functions depends on an implicit WGL context. For this reason we can't load them before making
1558 * any WGL call :( On Wine this would work but not on real Windows because there can be different implementations (software, ICD, MCD).
1561 test_getprocaddress(hdc);
1562 test_deletecontext(hwnd, hdc);
1563 test_makecurrent(hdc);
1565 /* The lack of wglGetExtensionsStringARB in general means broken software rendering or the lack of decent OpenGL support, skip tests in such cases */
1566 if (!pwglGetExtensionsStringARB)
1568 win_skip("wglGetExtensionsStringARB is not available\n");
1572 test_setpixelformat(hdc);
1574 test_sharelists(hdc);
1575 test_colorbits(hdc);
1577 test_acceleration(hdc);
1579 wgl_extensions = pwglGetExtensionsStringARB(hdc);
1580 if(wgl_extensions == NULL) skip("Skipping opengl32 tests because this OpenGL implementation doesn't support WGL extensions!\n");
1582 if(strstr(wgl_extensions, "WGL_ARB_create_context"))
1585 if(strstr(wgl_extensions, "WGL_ARB_make_current_read"))
1587 test_make_current_read(hdc);
1588 test_destroy_read(hdc);
1591 skip("WGL_ARB_make_current_read not supported, skipping test\n");
1593 if(strstr(wgl_extensions, "WGL_ARB_pbuffer"))
1596 skip("WGL_ARB_pbuffer not supported, skipping pbuffer test\n");
1599 ReleaseDC(hwnd, hdc);
1600 DestroyWindow(hwnd);