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author Ville Linde <villedevs@gmail.com>2021-07-17 14:56:39 +0300
committer Ville Linde <villedevs@gmail.com>2021-07-17 14:56:39 +0300
commitedb5a8eeba183977591c30a6d7824435ff52e3ae (patch)
treee29bba36bb76420b39575d23492323a4c58a206c
parentdb25ec302af844fd4946341bf71f60d30d2c235f (diff)
k001005: Disable fog when using constant Z.
-rw-r--r--src/mame/video/k001005.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/video/k001005.cpp b/src/mame/video/k001005.cpp
index bbefdb30af0..e562ff3aecb 100644
--- a/src/mame/video/k001005.cpp
+++ b/src/mame/video/k001005.cpp
@@ -575,7 +575,7 @@ int k001005_renderer::parse_polygon(int index, uint32_t cmd)
extra.diffuse_light = rgb_t(m_light_r, m_light_g, m_light_b);
extra.ambient_light = rgb_t(m_ambient_r, m_ambient_g, m_ambient_b);
extra.fog_color = rgb_t(m_fog_r, m_fog_g, m_fog_b);
- extra.fog_enable = m_reg_fog_start != 0xffff;
+ extra.fog_enable = (m_reg_fog_start != 0xffff) && !(cmd & 1);
extra.cmd = cmd;
extra.poly_color = rgb_t((polygon_color >> 24) & 0xff, polygon_color & 0xff, (polygon_color >> 8) & 0xff, (polygon_color >> 16) & 0xff);