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melonDS
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2D: fix rotscaled bitmap sprites (dumb bug of the year). 

fixes #41 and #34
This commit is contained in:
StapleButter 2017-07-06 12:17:45 +02:00
parent dc32613028
commit b29b128a1b
1 changed files with 3 additions and 1 deletions
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4
src/GPU2D.cpp
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@ -1829,6 +1829,7 @@ void GPU2D::DrawSprite_Rotscale(u16* attrib, u16* rotparams, u32 boundwidth, u32
if (DispCnt & 0x20)
{
// TODO ("reserved")
printf("bad reserved mode\n");
}
else
{
@ -1856,7 +1857,7 @@ void GPU2D::DrawSprite_Rotscale(u16* attrib, u16* rotparams, u32 boundwidth, u32
{
if ((u32)rotX < width && (u32)rotY < height)
{
u8 color = GPU::ReadVRAM_OBJ<u16>(pixelsaddr + ((rotY >> 8) * ytilefactor) + ((rotX >> 8) << 1));
u16 color = GPU::ReadVRAM_OBJ<u16>(pixelsaddr + ((rotY >> 8) * ytilefactor) + ((rotX >> 8) << 1));
if (color & 0x8000)
{
@ -2000,6 +2001,7 @@ void GPU2D::DrawSprite_Normal(u16* attrib, u32 width, s32 xpos, u32 ypos, u32* d
if (DispCnt & 0x20)
{
// TODO ("reserved")
printf("bad reserved mode\n");
}
else
{