port from perforce

hgplus/ShaderMinifier/tests/real/the wind under my wings/f_simpleblur.cpp

@@ -0,0 +1,175 @@
+#version 110
+#define float4 vec4
+#define float3 vec3
+#define float2 vec2
+#define oUV gl_TexCoord[0]
+#define tex3D texture3D
+#define tex2D texture2D
+#define tex1D texture1D
+
+				uniform sampler2D texture2d_1;
+/*				uniform sampler1D texture_transfer_function;
+				uniform sampler1D texture_palette_function;
+
+					
+				uniform float3 VolumeSize;
+				uniform float3 RelativeSize;
+				uniform float3 Registration_Offset;
+				uniform float pet_alpha_blending;
+				uniform float3 MousePos;
+				uniform int Projection_mode;
+uniform float3 InVolumePosition;
+				uniform float3 Windowing_Levels;
+
+				uniform float isosurface;
+uniform float Sharpening;
+
+*/
+
+				uniform float Limit;
+
+
+
+
+
+
+
+void main (void) 
+{
+
+
+
+float4 cl;
+//cl=tex2D (texture2d_1,oUV.xy)*1.0*vec4 (0.0,0.0,1.0,0.0);
+cl=vec4 (0.0);
+int count=0;
+for (int y=-6;y<7;y++) {
+	for (int x=-6;x<7;x++){
+count++;
+float2 dd=float2 (x,y)*1.5;
+
+//dd=ray.xy*5.0;
+float2 Dist=dd*0.15;
+float4 res=tex2D(texture2d_1,oUV.xy+Dist);
+cl+=res;
+}
+}
+cl/=float (count);
+//cl*=0.0;
+cl=float4 (1.0,0.0,0.0,0.0);
+
+cl.w=tex2D (texture2d_1,oUV.xy).w;
+/* 
+//Depth blurring
+
+float dpth=0;
+int count=0;
+for (int y=-4;y<5;y++) {
+	for (int x=-4;x<5;x++){
+count++;
+float2 dd=float2 (x,y)*0.7;
+
+//dd=ray.xy*5.0;
+
+float2 Dist=dd*0.0015;
+dpth+=tex2D(texture2d_2,UV.xy+Dist).x;
+}
+}
+dpth/=float (count);
+//dpth=sin(dpth*3.14159);
+dpth+=0.1;
+dpth=pow(dpth,6.0);
+//dpth+=Limit;
+dpth=1.1-dpth;
+//if (dpth<0.7) dpth=0.0;
+count=0;
+cl=vec4(0.0);
+dpth=clamp(dpth,0.0,1.0);
+
+dpth=Limit+((1.0-Limit)-(Limit))*dpth;
+
+if (dpth>0.02) { 
+for (int y=-4;y<5;y++) {
+	for (int x=-4;x<5;x++){
+count++;
+
+float2 dd=float2 (x,y);
+
+//if ( (x)==(y)) {	dd*=120.0;}
+
+float2 Dist=dd*0.0015*dpth;
+cl+=tex2D(texture2d_1,UV.xy+Dist);
+}
+}
+
+cl/=float (count);
+}
+else
+cl=tex2D(texture2d_1,UV.xy);
+
+
+
+*/
+
+
+
+
+
+
+
+
+
+gl_FragData[0]=cl;
+	gl_FragData[1]=cl;
+
+/*
+float3 currentuv;
+
+
+
+if (Projection_mode==0)  {
+currentuv.xy=oUV.st;
+currentuv.z=0.0+InVolumePosition.z;
+}
+else
+if (Projection_mode==1)  {
+currentuv.xz=oUV.st;
+currentuv.y=0.0+InVolumePosition.y;
+}
+else
+if (Projection_mode==2)  {
+currentuv.zy=oUV.ts;
+currentuv.x=0.0+InVolumePosition.x;
+}
+float4 original= tex3D (texture3d,currentuv);
+float divisor=1.0/(Windowing_Levels.y-Windowing_Levels.x);
+
+
+
+
+original-=Windowing_Levels.x*float4 (1,1,1,1);
+original*=divisor;
+
+
+//original.x=max (0.0,min (1.0,original.x));
+
+
+gl_FragColor=currentuv.xyzz;
+//gl_FragColor=float4 (1.0,0.0,0.0,1.0);
+//gl_FragColor*=Sharpening;
+*/
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+