1 files changed, 53 insertions, 0 deletions

diff --git a/src/extras/shaders/leedsVehicle_mobile_PS.hlsl b/src/extras/shaders/leedsVehicle_mobile_PS.hlsl
new file mode 100644
index 00000000..da09b872
--- /dev/null
+++ b/src/extras/shaders/leedsVehicle_mobile_PS.hlsl
@@ -0,0 +1,53 @@
+struct VS_out {
+	float4 Position		: POSITION;
+	float3 TexCoord0	: TEXCOORD0;
+	float2 TexCoord1	: TEXCOORD1;
+	float2 ReflData		: TEXCOORD2;
+	float4 Color		: COLOR0;
+};
+
+#define NdotV (input.ReflData.x)
+#define lightingCont (input.ReflData.y)
+
+sampler2D diffTex : register(s0);
+sampler2D envTex : register(s1);
+
+float4 fogColor : register(c0);
+
+float4 fxparams : register(c1);
+float3 skyTop : register(c2);
+float3 skyBot : register(c3);
+
+#define shininess (fxparams.x)
+
+#define power (4.0)
+
+#define preMult (1.0)
+#define postMult (1.0)
+#define minRefl (0.25)
+#define maxRefl (3.0)
+#define minOpacity (1.0)
+#define maxOpacity (1.0)
+
+
+float4 main(VS_out input) : COLOR
+{
+	float4 pass1 = input.Color*tex2D(diffTex, input.TexCoord0.xy);
+
+	float3 envtex = tex2D(envTex, float2(input.TexCoord1.x, 1.0-input.TexCoord1.y)).rgb;	// V flipped
+	float3 skyColour = lerp(skyBot, skyTop, envtex.g);
+	float3 envOut = lerp(envtex.rrr, skyColour, envtex.b);
+
+	float fresnel = lerp(shininess, shininess * 2.0, NdotV);
+	fresnel = pow(NdotV * preMult, power);
+	fresnel = clamp(fresnel * postMult, 0.0, 1.0);
+	float reflectivity = lightingCont * lerp(minRefl, maxRefl, fresnel)*shininess;
+
+	float opacity = lerp(minOpacity, maxOpacity, fresnel)*pass1.a;
+	float4 color = pass1 + float4(reflectivity * envOut, 0.0);
+	color.a = opacity;
+
+	color.rgb = lerp(fogColor.rgb, color.rgb, input.TexCoord0.z);
+
+	return color;
+}