1 files changed, 0 insertions, 32 deletions
diff --git a/src/datavisualization/engine/shaders/ambient.frag b/src/datavisualization/engine/shaders/ambient.frag
deleted file mode 100644
index 88f850f3..00000000
--- a/src/datavisualization/engine/shaders/ambient.frag
+++ /dev/null
@@ -1,32 +0,0 @@
-#version 120
-
-uniform highp vec3 lightPosition_wrld;
-uniform highp vec3 color_mdl;
-
-varying highp vec3 position_wrld;
-varying highp vec3 normal_cmr;
-varying highp vec3 eyeDirection_cmr;
-varying highp vec3 lightDirection_cmr;
-
-void main() {
-    highp vec3 lightColor = vec3(1.0, 1.0, 1.0);
-    highp float lightPower = 10.0;
-    highp vec3 materialAmbientColor = vec3(0.5, 0.5, 0.5) * color_mdl;
-    highp vec3 materialSpecularColor = vec3(0.3, 0.3, 0.3) * color_mdl;
-
-    highp float distance = length(lightPosition_wrld - position_wrld);
-
-    highp vec3 n = normalize(normal_cmr);
-    highp vec3 l = normalize(lightDirection_cmr);
-    highp float cosTheta = clamp(dot(n, l), 0.0, 1.0);
-
-    highp vec3 E = normalize(eyeDirection_cmr);
-    highp vec3 R = reflect(-l, n);
-    highp float cosAlpha = clamp(dot(E, R), 0.0, 1.0);
-
-    gl_FragColor.rgb =
-        materialAmbientColor +
-        materialSpecularColor * lightColor * lightPower * pow(cosAlpha, 5) / (distance * distance);
-    gl_FragColor.a = 1.0;
-}
-