static void gdi_alpha_blend(GpGraphics *graphics, INT dst_x, INT dst_y, INT dst_width, INT dst_height,
HDC hdc, INT src_x, INT src_y, INT src_width, INT src_height)
{
- if (GetDeviceCaps(graphics->hdc, SHADEBLENDCAPS) == SB_NONE)
+ if (GetDeviceCaps(graphics->hdc, TECHNOLOGY) == DT_RASPRINTER &&
+ GetDeviceCaps(graphics->hdc, SHADEBLENDCAPS) == SB_NONE)
{
TRACE("alpha blending not supported by device, fallback to StretchBlt\n");
hbitmap = CreateDIBSection(hdc, (BITMAPINFO*)&bih, DIB_RGB_COLORS,
(void**)&temp_bits, NULL, 0);
- if (GetDeviceCaps(graphics->hdc, SHADEBLENDCAPS) == SB_NONE ||
+ if ((GetDeviceCaps(graphics->hdc, TECHNOLOGY) == DT_RASPRINTER &&
+ GetDeviceCaps(graphics->hdc, SHADEBLENDCAPS) == SB_NONE) ||
fmt & PixelFormatPAlpha)
memcpy(temp_bits, src, src_width * src_height * 4);
else