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video patch by Krullo

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This commit is contained in:
dborth 2008-10-26 06:26:50 +00:00
parent 7b3180038c
commit 48bda0a738
1 changed files with 7 additions and 6 deletions
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13
source/ngc/gcvideo.c
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@ -669,16 +669,13 @@ void RenderFrame(unsigned char *XBuf)
int width, height;
u16 *texture = (unsigned short *)texturemem;
u8 *src1 = XBuf;
u8 *src2,*src3,*src4;
u8 *src2 = XBuf + 256;
u8 *src3 = XBuf + 512;
u8 *src4 = XBuf + 768;
// Now draw the texture
for (height = 0; height < 240; height += 4)
{
src1 += 768; /* line 4*N */
src2 = src1 + 256; /* line 4*(N+1) */
src3 = src2 + 256; /* line 4*(N+2) */
src4 = src3 + 256; /* line 4*(N+3) */
for (width = 0; width < 256; width += 4)
{
// Row one
@ -705,6 +702,10 @@ void RenderFrame(unsigned char *XBuf)
*texture++ = rgb565[*src4++];
*texture++ = rgb565[*src4++];
}
src1 += 768; // line 4*N
src2 += 768; // line 4*(N+1)
src3 += 768; // line 4*(N+2)
src4 += 768; // line 4*(N+3)
}
DCFlushRange(texturemem, TEX_WIDTH * TEX_HEIGHT * 2);