Add dependencies, play around with clouds/transparency layer

shader/lighting/texture.frag

@@ -0,0 +1,16 @@
+#version 430 core
+uniform vec3 lightPos;
+uniform vec4 lumRad;
+uniform sampler2D screenTexture;
+in vec2 vTexPos;
+out vec4 fColor;
+void main()
+{
+    //vec3 dField = ( texture(screenTexture,vTexPos).xyz - lightPos ) / lumRad.a;
+    //vec3 c = pow (1 - min(1, dot(dField,dField)) , 2) * lumRad.rgb ;
+    vec3 dField = ( texture(screenTexture,vTexPos).xyz - lightPos ) / lumRad.a;
+    vec3 c = pow (1 - min(1, dot(dField,dField)) , 2) * lumRad.rgb ;
+    fColor = vec4(c,0);
+    //fColor = vec4(lumRad.rgb,0);
+    //fColor = vec4(1,1,1,0);
+}

shader/lighting/texture.vert

@@ -0,0 +1,9 @@
+#version 430 core
+layout (location = 0) in vec2 pos;
+layout (location = 1) in vec2 texPos;
+out vec2 vTexPos;
+void main()
+{
+  gl_Position = vec4(pos,0,1);
+  vTexPos = texPos;
+}

shader/texture/arrayPos.frag

@@ -0,0 +1,11 @@
+#version 430 core
+in vec3 vTexPos;
+in vec3 vPos;
+layout (location=0) out vec4 fCol;
+layout (location=1) out vec4 fPos;
+uniform sampler2DArray tilesetSampler;
+void main()
+{
+    fCol = texture(tilesetSampler, vTexPos);
+    fPos = vec4(vPos,1);
+}

shader/texture/arrayPos.vert

@@ -0,0 +1,12 @@
+#version 430 core
+layout (location = 0) in vec3 pos;
+layout (location = 1) in vec3 texPos;
+layout (std140, binding = 0) uniform TheMat { mat4 theMat; } ;
+out vec3 vTexPos;
+out vec3 vPos;
+void main()
+{
+  gl_Position = theMat * vec4(pos,1.0) ;
+  vTexPos = texPos;
+  vPos = pos;
+}