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Diffstat (limited to 'src/CgShaderTest/simple_fp.cg')
-rw-r--r-- | src/CgShaderTest/simple_fp.cg | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/src/CgShaderTest/simple_fp.cg b/src/CgShaderTest/simple_fp.cg deleted file mode 100644 index e9cd44b..0000000 --- a/src/CgShaderTest/simple_fp.cg +++ /dev/null @@ -1,68 +0,0 @@ -/* - * $RCSfile$ - * - * Copyright (c) 2006 Sun Microsystems, Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * - Redistribution of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * - Redistribution in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * Neither the name of Sun Microsystems, Inc. or the names of - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * This software is provided "AS IS," without a warranty of any - * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND - * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY - * EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL - * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF - * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS - * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR - * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, - * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND - * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR - * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGES. - * - * You acknowledge that this software is not designed, licensed or - * intended for use in the design, construction, operation or - * maintenance of any nuclear facility. - * - * $Revision$ - * $Date$ - * $State$ - */ - -// Simple fragment program to attenuate the input fragment color as a -// function of the distance of the fragment position from the center -// of the window - -// define inputs from vertex shader to fragment shader -struct vertin -{ - float4 HPosition : POSITION; - float4 FragPos : TEXCOORD0; - float4 Color0 : COLOR0; -}; - -float4 main(vertin IN) : COLOR -{ - // Compute distance from center in range [0.0, 1.0] - float2 dist = min(abs(IN.FragPos.xy), 1.0f); - float2 invDist = 1.0f - dist; - - // Compute attenuation - float atten = invDist.x * invDist.y; - float4 outcolor = float4(IN.Color0 * atten); - - return outcolor; -} |