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gdi32/tests: Add some tests for behavior of 32-bit DDBs.

This commit is contained in:
Alexandre Julliard 2011-12-14 17:34:58 +01:00
parent b1c791c7d3
commit 6752d3478f
1 changed files with 57 additions and 13 deletions
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70
dlls/gdi32/tests/bitmap.c
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@ -3601,22 +3601,24 @@ static void test_clipping(void)
DeleteDC( hdcSrc );
}
static void test_32bit_bitmap_blt(void)
static void test_32bit_ddb(void)
{
BITMAPINFO biDst;
char buffer[sizeof(BITMAPINFOHEADER) + sizeof(DWORD)];
BITMAPINFO *biDst = (BITMAPINFO *)buffer;
HBITMAP bmpSrc, bmpDst;
HBITMAP oldSrc, oldDst;
HDC hdcSrc, hdcDst, hdcScreen;
UINT32 *dstBuffer;
DWORD colorSrc = 0x11223344;
HBRUSH brush;
DWORD *dstBuffer, *data;
DWORD colorSrc = 0x40201008;
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;
memset(biDst, 0, sizeof(BITMAPINFOHEADER));
biDst->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
biDst->bmiHeader.biWidth = 1;
biDst->bmiHeader.biHeight = -1;
biDst->bmiHeader.biPlanes = 1;
biDst->bmiHeader.biBitCount = 32;
biDst->bmiHeader.biCompression = BI_RGB;
hdcScreen = CreateCompatibleDC(0);
if(GetDeviceCaps(hdcScreen, BITSPIXEL) != 32)
@ -3631,12 +3633,54 @@ static void test_32bit_bitmap_blt(void)
oldSrc = SelectObject(hdcSrc, bmpSrc);
hdcDst = CreateCompatibleDC(hdcScreen);
bmpDst = CreateDIBSection(hdcDst, &biDst, DIB_RGB_COLORS, (void**)&dstBuffer, NULL, 0);
bmpDst = CreateDIBSection(hdcDst, biDst, DIB_RGB_COLORS, (void**)&dstBuffer, NULL, 0);
oldDst = SelectObject(hdcDst, bmpDst);
StretchBlt(hdcDst, 0, 0, 1, 1, hdcSrc, 0, 0, 1, 1, SRCCOPY);
ok(dstBuffer[0] == colorSrc, "Expected color=%x, received color=%x\n", colorSrc, dstBuffer[0]);
if (pGdiAlphaBlend)
{
BLENDFUNCTION blend;
BOOL ret;
blend.BlendOp = AC_SRC_OVER;
blend.BlendFlags = 0;
blend.SourceConstantAlpha = 128;
blend.AlphaFormat = 0;
dstBuffer[0] = 0x80808080;
ret = pGdiAlphaBlend( hdcDst, 0, 0, 1, 1, hdcSrc, 0, 0, 1, 1, blend );
ok( ret, "GdiAlphaBlend failed err %u\n", GetLastError() );
ok(dstBuffer[0] == 0x60504844, "wrong color %x\n", dstBuffer[0]);
blend.AlphaFormat = AC_SRC_ALPHA;
dstBuffer[0] = 0x80808080;
ret = pGdiAlphaBlend( hdcDst, 0, 0, 1, 1, hdcSrc, 0, 0, 1, 1, blend );
ok( ret, "GdiAlphaBlend failed err %u\n", GetLastError() );
ok(dstBuffer[0] == 0x90807874, "wrong color %x\n", dstBuffer[0]);
}
data = (DWORD *)biDst->bmiColors;
data[0] = 0x20304050;
brush = CreateDIBPatternBrushPt( biDst, DIB_RGB_COLORS );
ok( brush != 0, "brush creation failed\n" );
SelectObject( hdcSrc, brush );
PatBlt( hdcSrc, 0, 0, 1, 1, PATCOPY );
BitBlt( hdcDst, 0, 0, 1, 1, hdcSrc, 0, 0, SRCCOPY );
ok(dstBuffer[0] == data[0], "Expected color=%x, received color=%x\n", data[0], dstBuffer[0]);
SelectObject( hdcSrc, GetStockObject(BLACK_BRUSH) );
DeleteObject( brush );
biDst->bmiHeader.biBitCount = 24;
brush = CreateDIBPatternBrushPt( biDst, DIB_RGB_COLORS );
ok( brush != 0, "brush creation failed\n" );
SelectObject( hdcSrc, brush );
PatBlt( hdcSrc, 0, 0, 1, 1, PATCOPY );
BitBlt( hdcDst, 0, 0, 1, 1, hdcSrc, 0, 0, SRCCOPY );
ok(dstBuffer[0] == (data[0] & ~0xff000000),
"Expected color=%x, received color=%x\n", data[0] & 0xff000000, dstBuffer[0]);
SelectObject( hdcSrc, GetStockObject(BLACK_BRUSH) );
DeleteObject( brush );
/* Tidy up */
SelectObject(hdcDst, oldDst);
DeleteObject(bmpDst);
@ -5259,7 +5303,7 @@ START_TEST(bitmap)
test_StretchDIBits();
test_GdiAlphaBlend();
test_GdiGradientFill();
test_32bit_bitmap_blt();
test_32bit_ddb();
test_bitmapinfoheadersize();
test_get16dibits();
test_clipping();