diff options
author | Brian Paul <brian.paul@tungstengraphics.com> | 2008-08-16 09:36:46 -0600 |
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committer | Brian Paul <brian.paul@tungstengraphics.com> | 2008-08-16 09:36:46 -0600 |
commit | c0dd9122fdedd4bcab5bc0b3bbb490e6b62fac83 (patch) | |
tree | ac114b79c5790b10c0a8904ca79dfea5480c5617 /progs/glsl/CH06-brick.vert.txt | |
parent | ce00d232f3c01c71fb659568e9b58da1f24b2519 (diff) |
remove .txt suffix from shader source files
Diffstat (limited to 'progs/glsl/CH06-brick.vert.txt')
-rw-r--r-- | progs/glsl/CH06-brick.vert.txt | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/progs/glsl/CH06-brick.vert.txt b/progs/glsl/CH06-brick.vert.txt deleted file mode 100644 index e95e6f42f0..0000000000 --- a/progs/glsl/CH06-brick.vert.txt +++ /dev/null @@ -1,41 +0,0 @@ -// -// Vertex shader for procedural bricks -// -// Authors: Dave Baldwin, Steve Koren, Randi Rost -// based on a shader by Darwyn Peachey -// -// Copyright (c) 2002-2006 3Dlabs Inc. Ltd. -// -// See 3Dlabs-License.txt for license information -// - -uniform vec3 LightPosition; - -const float SpecularContribution = 0.3; -const float DiffuseContribution = 1.0 - SpecularContribution; - -varying float LightIntensity; -varying vec2 MCposition; - -void main() -{ - vec3 ecPosition = vec3(gl_ModelViewMatrix * gl_Vertex); - vec3 tnorm = normalize(gl_NormalMatrix * gl_Normal); - vec3 lightVec = normalize(LightPosition - ecPosition); - vec3 reflectVec = reflect(-lightVec, tnorm); - vec3 viewVec = normalize(-ecPosition); - float diffuse = max(dot(lightVec, tnorm), 0.0); - float spec = 0.0; - - if (diffuse > 0.0) - { - spec = max(dot(reflectVec, viewVec), 0.0); - spec = pow(spec, 16.0); - } - - LightIntensity = DiffuseContribution * diffuse + - SpecularContribution * spec; - - MCposition = gl_Vertex.xy; - gl_Position = ftransform(); -} |