e4s-sdk/gamedata/shaders/r1/impl.ps
2026-06-17 23:06:51 +03:00

30 lines
752 B
PostScript

#include "common.h"
struct v2p
{
half2 tc0: TEXCOORD0; // base
half2 tc1: TEXCOORD1; // lmap
half3 c0: COLOR0; // hemi
half3 c1: COLOR1; // sun
};
//////////////////////////////////////////////////////////////////////////////////////////
// Pixel
half4 main_ps_1_1 ( v2p I ) : COLOR
{
half4 t_base = tex2D (s_base,I.tc0);
half4 t_lmap = tex2D (s_lmap,I.tc1);
// lighting
half3 l_base = t_lmap.rgb; // base light-map
half3 l_hemi = I.c0 * t_base.a; // hemi is implicitly inside texture
half3 l_sun = I.c1 * t_lmap.a; // sun color
half3 light = L_ambient + l_base + l_sun + l_hemi;
// final-color
half3 final = light*t_base*2;
// out
return half4 (final.rgb,1);
}