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Implement Banshee tiled surfaces

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This commit is contained in:
SarahW 2020-08-12 15:13:48 +01:00
commit 133f19fe39
9 changed files with 379 additions and 133 deletions
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44
src/vid_voodoo_blitter.c
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@ -443,11 +443,25 @@ void voodoo_fastfill(voodoo_t *voodoo, voodoo_params_t *params)
{
for (y = low_y; y < high_y; y++)
{
uint16_t *cbuf = (uint16_t *)&voodoo->fb_mem[(params->draw_offset + y*voodoo->row_width) & voodoo->fb_mask];
int x;
if (voodoo->col_tiled)
{
uint16_t *cbuf = (uint16_t *)&voodoo->fb_mem[(params->draw_offset + (y >> 5) * voodoo->row_width + (y & 31) * 128) & voodoo->fb_mask];
int x;
for (x = params->clipLeft; x < params->clipRight; x++)
cbuf[x] = col;
for (x = params->clipLeft; x < params->clipRight; x++)
{
int x2 = (x & 63) | ((x >> 6) * 128*32/2);
cbuf[x2] = col;
}
}
else
{
uint16_t *cbuf = (uint16_t *)&voodoo->fb_mem[(params->draw_offset + y * voodoo->row_width) & voodoo->fb_mask];
int x;
for (x = params->clipLeft; x < params->clipRight; x++)
cbuf[x] = col;
}
}
}
}
@ -468,11 +482,25 @@ void voodoo_fastfill(voodoo_t *voodoo, voodoo_params_t *params)
{
for (y = low_y; y < high_y; y++)
{
uint16_t *abuf = (uint16_t *)&voodoo->fb_mem[(params->aux_offset + y*voodoo->row_width) & voodoo->fb_mask];
int x;
if (voodoo->aux_tiled)
{
uint16_t *abuf = (uint16_t *)&voodoo->fb_mem[(params->aux_offset + (y >> 5) * voodoo->aux_row_width + (y & 31) * 128) & voodoo->fb_mask];
int x;
for (x = params->clipLeft; x < params->clipRight; x++)
abuf[x] = params->zaColor & 0xffff;
for (x = params->clipLeft; x < params->clipRight; x++)
{
int x2 = (x & 63) | ((x >> 6) * 128*32/2);
abuf[x2] = params->zaColor & 0xffff;
}
}
else
{
uint16_t *abuf = (uint16_t *)&voodoo->fb_mem[(params->aux_offset + y * voodoo->aux_row_width) & voodoo->fb_mask];
int x;
for (x = params->clipLeft; x < params->clipRight; x++)
abuf[x] = params->zaColor & 0xffff;
}
}
}
}