remove .txt suffix from shader source files

1 files changed, 0 insertions, 55 deletions

diff --git a/progs/glsl/CH18-mandel.frag.txt b/progs/glsl/CH18-mandel.frag.txt
deleted file mode 100644
index a472d81252..0000000000
--- a/progs/glsl/CH18-mandel.frag.txt
+++ /dev/null
@@ -1,55 +0,0 @@
-//
-// Fragment shader for drawing the Mandelbrot set
-//
-// Authors: Dave Baldwin, Steve Koren, Randi Rost
-//          based on a shader by Michael Rivero
-//
-// Copyright (c) 2002-2005: 3Dlabs, Inc.
-//
-// See 3Dlabs-License.txt for license information
-//
-
-varying vec3  Position;
-varying float LightIntensity;
-
-uniform float MaxIterations;
-uniform float Zoom;
-uniform float Xcenter;
-uniform float Ycenter;
-uniform vec3  InnerColor;
-uniform vec3  OuterColor1;
-uniform vec3  OuterColor2;
-
-void main()
-{
-    float   real  = Position.x * Zoom + Xcenter;
-    float   imag  = Position.y * Zoom + Ycenter;
-    float   Creal = real;   // Change this line...
-    float   Cimag = imag;   // ...and this one to get a Julia set
-
-    float r2 = 0.0;
-    float iter;
-
-//    for (iter = 0.0; iter < MaxIterations && r2 < 4.0; ++iter)
-    for (iter = 0.0; iter < 12 && r2 < 4.0; ++iter)
-    {
-        float tempreal = real;
-
-        real = (tempreal * tempreal) - (imag * imag) + Creal;
-        imag = 2.0 * tempreal * imag + Cimag;
-        r2   = (real * real) + (imag * imag);
-    }
-
-    // Base the color on the number of iterations
-
-    vec3 color;
-
-    if (r2 < 4.0)
-        color = InnerColor;
-    else
-        color = mix(OuterColor1, OuterColor2, fract(iter * 0.05));
-
-    color *= LightIntensity;
-
-    gl_FragColor = vec4(color, 1.0);
-}