From 41cd6c47b23975098cd155517790e018670785e7 Mon Sep 17 00:00:00 2001 From: Kenneth Russel Date: Mon, 15 Jun 2009 23:12:27 +0000 Subject: Copied JOGL_2_SANDBOX r350 on to trunk; JOGL_2_SANDBOX branch is now closed git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/../svn-server-sync/jogl-demos/trunk@352 3298f667-5e0e-4b4a-8ed4-a3559d26a5f4 --- src/demos/hdr/shaders/cg/object.cg | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100755 src/demos/hdr/shaders/cg/object.cg (limited to 'src/demos/hdr/shaders/cg/object.cg') diff --git a/src/demos/hdr/shaders/cg/object.cg b/src/demos/hdr/shaders/cg/object.cg new file mode 100755 index 0000000..a242bc6 --- /dev/null +++ b/src/demos/hdr/shaders/cg/object.cg @@ -0,0 +1,30 @@ +// object shader + +#include "hdr.cg" + +struct v2f +{ + float4 HPosition : POSITION; + float4 P : TEXCOORD0; // position + float3 N : TEXCOORD1; // normal + float3 I : TEXCOORD2; // incident vector +}; + +half4 main(v2f In, + uniform samplerCUBE envMap : TEXUNIT0) : COLOR +{ + half3 I = normalize(half3(In.I)); + half3 N = normalize(half3(In.N)); + + half3 R = reflect(I, N); +// half3 T = refract(I, N, 0.9); + half fresnel = my_fresnel(-I, N, 5.0, 0.98, 0.02); + + half3 Creflect = texCUBE(envMap, R).rgb; // lookup reflection in HDR cube map +// half3 Crefract = texCUBE(envMap, T).rgb; // refraction + +// half3 Cout = lerp(Crefract, Creflect, fresnel); +// return half4(Cout, fresnel*0.5 + 0.5); + + return half4(Creflect * fresnel, 1.0); +} -- cgit v1.2.3