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authorKenneth Russel <[email protected]>2009-06-15 23:12:27 +0000
committerKenneth Russel <[email protected]>2009-06-15 23:12:27 +0000
commit41cd6c47b23975098cd155517790e018670785e7 (patch)
tree247333528ad674d427ba96b1e05810f7961d609e /src/demos/hdr/shaders/cg/object_hilo.cg
parent935d2596c13371bb745d921dbcb9f05b0c11a010 (diff)
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
Diffstat (limited to 'src/demos/hdr/shaders/cg/object_hilo.cg')
-rwxr-xr-xsrc/demos/hdr/shaders/cg/object_hilo.cg31
1 files changed, 31 insertions, 0 deletions
diff --git a/src/demos/hdr/shaders/cg/object_hilo.cg b/src/demos/hdr/shaders/cg/object_hilo.cg
new file mode 100755
index 0000000..88a3348
--- /dev/null
+++ b/src/demos/hdr/shaders/cg/object_hilo.cg
@@ -0,0 +1,31 @@
+// 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_rg : TEXUNIT0,
+ uniform samplerCUBE envMap_b : TEXUNIT1) : 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_hilo(envMap_rg, envMap_b, R).rgb; // lookup reflection in HDR cube map
+// half3 Crefract = texCUBE_hilo(envMap_rg, envMap_b, T).rgb; // refraction
+
+// half3 Cout = lerp(Crefract, Creflect, fresnel);
+// return half4(Cout, 1.0);
+
+ return half4(Creflect * fresnel, 1.0);
+}