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Ported the latest changes from PCem.

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This commit is contained in:
TC1995
2021-07-05 01:21:02 +02:00
parent 87f8029378
commit 6acbf62f42
8 changed files with 5225 additions and 7 deletions
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15
src/video/vid_voodoo_render.c
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@@ -1316,8 +1316,21 @@ static void voodoo_half_triangle(voodoo_t *voodoo, voodoo_params_t *params, vood
if (params->alphaMode & 1)
ALPHA_TEST(src_a);
if (params->alphaMode & (1 << 4))
if (params->alphaMode & (1 << 4)) {
if (dithersub && !dither2x2 && voodoo->dithersub_enabled)
{
dest_r = dithersub_rb[dest_r][real_y & 3][x & 3];
dest_g = dithersub_g [dest_g][real_y & 3][x & 3];
dest_b = dithersub_rb[dest_b][real_y & 3][x & 3];
}
if (dithersub && dither2x2 && voodoo->dithersub_enabled)
{
dest_r = dithersub_rb2x2[dest_r][real_y & 1][x & 1];
dest_g = dithersub_g2x2 [dest_g][real_y & 1][x & 1];
dest_b = dithersub_rb2x2[dest_b][real_y & 1][x & 1];
}
ALPHA_BLEND(src_r, src_g, src_b, src_a);
}
if (update)
{