Color problem fixed

Task-number: QTRD-3001

Changed all colors to QVector4Ds to avoid mixups with vec4 and vec3 colors
in shaders.

Change-Id: I8b44b4d711befca900dd35b3386881f7c31d7dd5
Change-Id: I8b44b4d711befca900dd35b3386881f7c31d7dd5
Reviewed-by: Mika Salmela <mika.salmela@digia.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/datavisualization/engine/shaders/surface.frag b/src/datavisualization/engine/shaders/surface.frag
index b5205d2d..f17dd73e 100644
--- a/src/datavisualization/engine/shaders/surface.frag
+++ b/src/datavisualization/engine/shaders/surface.frag
@@ -10,13 +10,13 @@ uniform sampler2D textureSampler;
 uniform highp vec3 lightPosition_wrld;
 uniform highp float lightStrength;
 uniform highp float ambientStrength;
-uniform highp vec3 lightColor;
+uniform highp vec4 lightColor;
 
 void main() {
     highp vec2 gradientUV = vec2(0.0, (coords_mdl.y + 1.0) / 2.0);
     highp vec3 materialDiffuseColor = texture2D(textureSampler, gradientUV).xyz;
-    highp vec3 materialAmbientColor = lightColor * ambientStrength * materialDiffuseColor;
-    highp vec3 materialSpecularColor = lightColor;
+    highp vec3 materialAmbientColor = lightColor.rgb * ambientStrength * materialDiffuseColor;
+    highp vec3 materialSpecularColor = lightColor.rgb;
 
     highp float distance = length(lightPosition_wrld - position_wrld);