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opengl32: Add 32-bit bitmap rendering test.

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Roderick Colenbrander 2010-05-14 12:56:44 +02:00 committed by Alexandre Julliard
parent e91f4ae776
commit 3a5ddab91d
1 changed files with 87 additions and 0 deletions
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87
dlls/opengl32/tests/opengl.c
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@ -22,6 +22,10 @@
#include <wingdi.h>
#include "wine/test.h"
void WINAPI glClearColor(float red, float green, float blue, float alpha);
void WINAPI glClear(unsigned int mask);
void WINAPI glFinish(void);
#define GL_COLOR_BUFFER_BIT 0x00004000
const unsigned char * WINAPI glGetString(unsigned int);
#define GL_VENDOR 0x1F00
#define GL_RENDERER 0x1F01
@ -499,6 +503,88 @@ static void test_acceleration(HDC hdc)
}
}
static void test_bitmap_rendering(void)
{
PIXELFORMATDESCRIPTOR pfd;
int i, iPixelFormat=0;
unsigned int nFormats;
HGLRC hglrc;
BITMAPINFO biDst;
HBITMAP bmpDst, oldDst;
HDC hdcDst, hdcScreen;
UINT32 *dstBuffer;
memset(&biDst, 0, sizeof(BITMAPINFO));
biDst.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
biDst.bmiHeader.biWidth = 2;
biDst.bmiHeader.biHeight = -2;
biDst.bmiHeader.biPlanes = 1;
biDst.bmiHeader.biBitCount = 32;
biDst.bmiHeader.biCompression = BI_RGB;
hdcScreen = CreateCompatibleDC(0);
if(GetDeviceCaps(hdcScreen, BITSPIXEL) != 32)
{
DeleteDC(hdcScreen);
trace("Skipping bitmap rendering test\n");
return;
}
hdcDst = CreateCompatibleDC(hdcScreen);
bmpDst = CreateDIBSection(hdcDst, &biDst, DIB_RGB_COLORS, (void**)&dstBuffer, NULL, 0);
oldDst = SelectObject(hdcDst, bmpDst);
/* Pick a pixel format by hand because ChoosePixelFormat is unreliable */
nFormats = DescribePixelFormat(hdcDst, 0, 0, NULL);
for(i=1; i<=nFormats; i++)
{
memset(&pfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
DescribePixelFormat(hdcDst, i, sizeof(PIXELFORMATDESCRIPTOR), &pfd);
if((pfd.dwFlags & PFD_DRAW_TO_BITMAP) &&
(pfd.dwFlags & PFD_SUPPORT_OPENGL) &&
(pfd.cColorBits == 32) &&
(pfd.cAlphaBits == 8) )
{
iPixelFormat = i;
break;
}
}
if(!iPixelFormat)
{
skip("Unable to find a suitable pixel format");
}
else
{
SetPixelFormat(hdcDst, iPixelFormat, &pfd);
hglrc = wglCreateContext(hdcDst);
todo_wine ok(hglrc != NULL, "Unable to create a context\n");
if(hglrc)
{
wglMakeCurrent(hdcDst, hglrc);
/* Note this is RGBA but we read ARGB back */
glClearColor((float)0x22/0xff, (float)0x33/0xff, (float)0x44/0xff, (float)0x11/0xff);
glClear(GL_COLOR_BUFFER_BIT);
glFinish();
/* Note apparently the alpha channel is not supported by the software renderer (bitmap only works using software) */
ok(dstBuffer[0] == 0x223344, "Expected color=0x223344, received color=%x\n", dstBuffer[0]);
wglMakeCurrent(NULL, NULL);
wglDeleteContext(hglrc);
}
}
SelectObject(hdcDst, oldDst);
DeleteObject(bmpDst);
DeleteDC(hdcDst);
DeleteDC(hdcScreen);
}
struct wgl_thread_param
{
HANDLE test_finished;
@ -833,6 +919,7 @@ START_TEST(opengl)
res = SetPixelFormat(hdc, iPixelFormat, &pfd);
ok(res, "SetPixelformat failed: %x\n", GetLastError());
test_bitmap_rendering();
test_minimized();
test_dc(hwnd, hdc);