1 files changed, 97 insertions, 0 deletions
diff --git a/materialsystem/stdshaders/Teeth.vsh b/materialsystem/stdshaders/Teeth.vsh
new file mode 100644
index 0000000..065f070
--- /dev/null
+++ b/materialsystem/stdshaders/Teeth.vsh
@@ -0,0 +1,97 @@
+vs.1.1
+
+# STATIC: "INTRO"					"0..1"
+# STATIC: "HALF_LAMBERT"			"0..1"
+# DYNAMIC: "DOWATERFOG"				"0..1"
+# DYNAMIC: "LIGHT_COMBO"			"0..21"
+# DYNAMIC: "SKINNING"				"0..1"
+
+;------------------------------------------------------------------------------
+;	 $SHADER_SPECIFIC_CONST_0	 = xyz = mouth forward direction vector, w = illum factor
+;------------------------------------------------------------------------------
+
+#include "macros.vsh"
+
+$WARPPARAM = $SHADER_SPECIFIC_CONST_2;
+$ENTITY_ORIGIN = $SHADER_SPECIFIC_CONST_3;
+
+;------------------------------------------------------------------------------
+; Vertex blending 
+;------------------------------------------------------------------------------
+alloc $worldPos
+alloc $worldNormal
+&SkinPositionAndNormal( $worldPos, $worldNormal );
+
+;------------------------------------------------------------------------------
+; Optional intro warping
+;------------------------------------------------------------------------------
+if ( $INTRO == 1 )
+{
+	alloc $tmp
+	sub $tmp.xyz, $worldPos, $ENTITY_ORIGIN
+	mul $tmp.xy, $tmp, $WARPPARAM
+	add $worldPos.xyz, $tmp, $ENTITY_ORIGIN
+	free $tmp
+}
+
+;------------------------------------------------------------------------------
+; Transform the position from world to view space
+;------------------------------------------------------------------------------
+
+alloc $projPos
+
+dp4 $projPos.x, $worldPos, $cViewProj0
+dp4 $projPos.y, $worldPos, $cViewProj1
+dp4 $projPos.z, $worldPos, $cViewProj2
+dp4 $projPos.w, $worldPos, $cViewProj3
+mov oPos, $projPos
+
+;------------------------------------------------------------------------------
+; Fog
+;------------------------------------------------------------------------------
+
+&CalcFog( $worldPos, $projPos );
+
+free $projPos
+
+;------------------------------------------------------------------------------
+; Lighting
+;------------------------------------------------------------------------------
+alloc $linearColor
+&DoDynamicLightingToLinear( $worldPos, $worldNormal, $linearColor );
+
+;------------------------------------------------------------------------------
+; Factor in teeth darkening factors
+;------------------------------------------------------------------------------
+
+alloc $tmp
+
+mul $linearColor.xyz, $SHADER_SPECIFIC_CONST_0.w, $linearColor	; FIXME Color darkened by illumination factor
+dp3 $tmp, $worldNormal, $SHADER_SPECIFIC_CONST_0					; Figure out mouth forward dot normal
+max	$tmp, $cZero, $tmp						; clamp from 0 to 1
+mul $linearColor.xyz, $tmp, $linearColor	; Darken by forward dot normal too
+
+;------------------------------------------------------------------------------
+; Output color (gamma correction)
+;------------------------------------------------------------------------------
+
+alloc $gammaColor
+&LinearToGamma( $linearColor, $gammaColor );
+free $linearColor
+mul oD0.xyz, $gammaColor.xyz, $cOverbrightFactor
+mov oD0.w, $cOne				; make sure all components are defined
+
+
+free $gammaColor
+free $worldPos
+free $worldNormal
+free $tmp
+
+;------------------------------------------------------------------------------
+; Texture coordinates
+;------------------------------------------------------------------------------
+
+mov oT0, $vTexCoord0
+
+
+