Move closer to removing all geom shaders

shader/lighting/cloud.frag

@@ -0,0 +1,21 @@
+#version 450 core
+layout(early_fragment_tests) in;
+layout (std140, binding = 1) uniform TheLight { vec4 lightPos; vec4 lumRad; };
+layout (binding = 0) uniform sampler2D screenTexture;
+layout (binding = 1) uniform sampler2D normals;
+in vec2 vTexPos;
+out vec4 fColor;
+float rad = lumRad.a;
+void main() {
+  vec3 pos = texture(screenTexture, vTexPos).xyz;
+  vec3 distVec = pos - lightPos.xyz;
+  float dist = dot(distVec, distVec);
+  vec3 norm = texture(normals, vTexPos).xyz;
+  float y1 = dot(norm, distVec);
+  float y2 = float(y1 > 0 ? 1 : 0.1);
+  //bool t = pos.z > lightPos.z && norm.z > 0;
+  //float y2 = float(y1 > 0 || t ? 1 : 0.1);
+  float x = 1 - (pow(dist / rad,4));
+  vec3 c = y2* x * lumRad.rgb;
+  fColor = vec4(c, 0);
+}

shader/lighting/cloud.vert

@@ -0,0 +1,8 @@
+#version 450 core
+layout (std140, binding = 2) uniform PosTex { vec4 posTex[6]; };
+out vec2 vTexPos;
+void main()
+{
+  gl_Position = vec4(posTex[gl_VertexID].xy,0,1);
+  vTexPos = posTex[gl_VertexID].zw;
+}

shader/picture/charArray.vert

@@ -10,6 +10,5 @@ void main()
 {
     gl_Position = theMat * pos;
     vColor = inColor;
-    //vTexCoord = inTexCoord.xyz;
     vTexCoord = inTexCoord;
 }