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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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8
src/video/vid_voodoo.c
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@@ -908,6 +908,7 @@ void *voodoo_card_init()
memset(voodoo, 0, sizeof(voodoo_t));
voodoo->bilinear_enabled = device_get_config_int("bilinear");
voodoo->dithersub_enabled = device_get_config_int("dithersub");
voodoo->scrfilter = device_get_config_int("dacfilter");
voodoo->texture_size = device_get_config_int("texture_memory");
voodoo->texture_mask = (voodoo->texture_size << 20) - 1;
@@ -1053,6 +1054,7 @@ void *voodoo_2d3d_card_init(int type)
memset(voodoo, 0, sizeof(voodoo_t));
voodoo->bilinear_enabled = device_get_config_int("bilinear");
voodoo->dithersub_enabled = device_get_config_int("dithersub");
voodoo->scrfilter = device_get_config_int("dacfilter");
voodoo->render_threads = device_get_config_int("render_threads");
voodoo->odd_even_mask = voodoo->render_threads - 1;
@@ -1362,6 +1364,12 @@ static const device_config_t voodoo_config[] =
.type = CONFIG_BINARY,
.default_int = 1
},
{
.name = "dithersub",
.description = "Dither subtraction",
.type = CONFIG_BINARY,
.default_int = 1
},
{
.name = "dacfilter",
.description = "Screen Filter",

12
src/video/vid_voodoo_banshee.c
View File

@@ -2622,6 +2622,12 @@ static const device_config_t banshee_sgram_config[] =
.type = CONFIG_BINARY,
.default_int = 1
},
{
.name = "dithersub",
.description = "Dither subtraction",
.type = CONFIG_BINARY,
.default_int = 1
},
{
.name = "dacfilter",
.description = "Screen Filter",
@@ -2673,6 +2679,12 @@ static const device_config_t banshee_sdram_config[] =
.type = CONFIG_BINARY,
.default_int = 1
},
{
.name = "dithersub",
.description = "Dither subtraction",
.type = CONFIG_BINARY,
.default_int = 1
},
{
.name = "dacfilter",
.description = "Screen Filter",

15
src/video/vid_voodoo_render.c
View File

@@ -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)
{