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DS :

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* grabRawScreen should work with the scaler enabled
* the address given to DC_FlushRange in grabRawScreen was mixing a u16 base address and a u8 stride, skipping every odd line and buffer-overrunning (if I'm not mistaken :) )

svn-id: r27415
This commit is contained in:
Bertrand Augereau 2007-06-15 09:04:08 +00:00
parent f8b030991d
commit 03d82560c7
1 changed files with 6 additions and 3 deletions
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9
backends/platform/ds/arm9/source/osystem_ds.cpp
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@ -477,14 +477,17 @@ bool OSystem_DS::grabRawScreen(Graphics::Surface* surf) {
surf->create(DS::getGameWidth(), DS::getGameHeight(), 1);
// Ensure we copy using 16 bit quantities due to limitation of VRAM addressing
// TODO: Change this to work with the software scalar (hint: video ram format is different)
size_t imageStrideInBytes = isCpuScalerEnabled() DS::getGameWidth() ? 512;
size_t imageStrideInWords = imageStrideInBytes / 2;
u16* image = (u16 *) DS::get8BitBackBuffer();
for (int y = 0; y < DS::getGameHeight(); y++)
{
DC_FlushRange((image + (y * 512)), DS::getGameWidth());
DC_FlushRange(image + (y * imageStrideInWords), DS::getGameWidth());
for (int x = 0; x < DS::getGameWidth() >> 1; x++)
{
*(((u16 *) (surf->pixels)) + y * (DS::getGameWidth() >> 1) + x) = *(image + y * 256 + x);
*(((u16 *) (surf->pixels)) + y * (DS::getGameWidth() >> 1) + x) = image[y * imageStrideInWords + x];
}
}