//Pixel Shader for TEV stages
//2 TEV stages, 2 texgens, 0 IND stages
uniform sampler2D samp0 : register(s0);
uniform sampler2D samp1 : register(s1);
uniform sampler2D samp2 : register(s2);
uniform sampler2D samp3 : register(s3);
uniform sampler2D samp4 : register(s4);
uniform sampler2D samp5 : register(s5);
uniform sampler2D samp6 : register(s6);
uniform sampler2D samp7 : register(s7);

uniform float4 color[4]  : register(c0);
uniform float4 k[4]  : register(c4);
uniform float4 alphaRef[1]  : register(c8);
uniform float4 texdim[8]  : register(c9);
uniform float4 czbias[2]  : register(c17);
uniform float4 cindscale[2]  : register(c19);
uniform float4 cindmtx[6]  : register(c21);
uniform float4 cfog[3]  : register(c27);
uniform float4 cPLights[40]  : register(c30);
uniform float4 cPmtrl[4]  : register(c70);
void main(
  out float4 ocol0 : COLOR0,
  in float4 rawpos : VPOS,
  in  float4 colors_0 : COLOR0,
  in  float4 colors_1 : COLOR1,
  in  float3 uv0 : TEXCOORD0,
  in  float3 uv1 : TEXCOORD1,
  in  float4 clipPos : TEXCOORD2        ) {
  float4 c0 = color[1], c1 = color[2], c2 = color[3], prev = float4(0.0f, 0.0f, 0.0f, 0.0f), textemp = float4(0.0f, 0.0f, 0.0f, 0.0f), rastemp = float4(0.0f, 0.0f, 0.0f, 0.0f), konsttemp = float4(0.0f, 0.0f, 0.0f, 0.0f);
  float3 comp16 = float3(1.0f, 255.0f, 0.0f), comp24 = float3(1.0f, 255.0f, 255.0f*255.0f);
  float alphabump=0.0f;
  float3 tevcoord=float3(0.0f, 0.0f, 0.0f);
  float2 wrappedcoord=float2(0.0f,0.0f), tempcoord=float2(0.0f,0.0f);
  float4 cc0=float4(0.0f,0.0f,0.0f,0.0f), cc1=float4(0.0f,0.0f,0.0f,0.0f);
  float4 cc2=float4(0.0f,0.0f,0.0f,0.0f), cprev=float4(0.0f,0.0f,0.0f,0.0f);
  float4 crastemp=float4(0.0f,0.0f,0.0f,0.0f),ckonsttemp=float4(0.0f,0.0f,0.0f,0.0f);

	clipPos = float4(rawpos.x, rawpos.y, clipPos.z, clipPos.w);
uv0.xy = uv0.xy * texdim[0].zw;
uv1.xy = uv1.xy * texdim[1].zw;
// TEV stage 0
rastemp = colors_0.rgba;
crastemp = frac(rastemp * (255.0f/256.0f)) * (256.0f/255.0f);
tevcoord.xy = uv0.xy;
textemp = tex2D(samp0,tevcoord.xy * texdim[0].xy).rgba;
// color combine
prev.rgb = clamp((textemp.rgb)*(crastemp.rgb), 0.0f, 1.0f);
// alpha combine
prev.a = clamp(textemp.a*crastemp.a, 0.0f, 1.0f);

// TEV done
// TEV stage 1
tevcoord.xy = uv1.xy;
textemp = tex2D(samp1,tevcoord.xy * texdim[1].xy).rgba;
konsttemp = float4(0.25f,0.25f,0.25f, ERROR9);
ckonsttemp = frac(konsttemp * (255.0f/256.0f)) * (256.0f/255.0f);
cprev = prev;
// color combine
prev.rgb = clamp((prev.rgb)+float3(0.0f, 0.0f, 0.0f), 0.0f, 1.0f);
// alpha combine
prev.a = clamp(textemp.a+cprev.a*(1.0f-ckonsttemp.a), 0.0f, 1.0f);

// TEV done
	if(!( (true) && (abs( prev.a - alphaRef[0].g ) >= (0.5f/255.0f)))) {
		ocol0 = float4(0.0f, 0.0f, 0.0f, 0.0f);
		discard;
		return;
}
float zCoord = czbias[1].x + (clipPos.z / clipPos.w) * czbias[1].y;
	float ze = cfog[1].x / (cfog[1].y - (zCoord / cfog[1].w));
	float x_adjust = (2.0f * (clipPos.x / cfog[2].y)) - 1.0f - cfog[2].x;
	x_adjust = sqrt(x_adjust * x_adjust + cfog[2].z * cfog[2].z) / cfog[2].z;
	ze *= x_adjust;
	float fog = clamp(ze - cfog[1].z, 0.0f, 1.0f);
	prev.rgb = lerp(prev.rgb, cfog[0].rgb, fog);
	ocol0 = prev;
}