Tri-Map working now; output of every state in a different color

opengl-test-two/trimap.fragmentshader

@@ -8,8 +8,8 @@ out vec3 color;
 
 // Values that stay constant for the whole mesh.
 uniform sampler2D myTextureSampler;
-uniform float pixWidth;
-uniform float pixHeight;
+//uniform float pixWidth;
+//uniform float pixHeight;
 
 
 
@@ -22,10 +22,11 @@ int UNSET = -1;
 
 
 vec3 getColor(vec2 uvCoord) {
-    return texture(myTextureSampler, UV).rgb;
+    return texture(myTextureSampler, uvCoord).rgb;
 }
 
 bool isBackground(vec3 c) {
+    // 49,206, 11
     if (all(   lessThanEqual(c, vec3(51.0f/255.0f, 208.0f/255.0f, 13.0f/255.0f))) &&
         all(greaterThanEqual(c, vec3(47.0f/255.0f, 204.0f/255.0f, 9.0f/255.0f)))
         ) {
@@ -36,13 +37,13 @@ bool isBackground(vec3 c) {
 }
 
 void main(){
+    float pixWidth = 0.001174f;
+    float pixHeight = 0.002083f;
     int status = UNSET;
     float pw = pixWidth;
     float ph = pixHeight;
 
-    // 49,206, 11
     // Output color = color of the texture at the specified UV
-    color = getColor(UV);
     for(int w=-5;w<=5;w++){
         for(int h=-5;h<=5;h++){
             if (w+h==-10) { // first pixel