Draw floors using vertex pulling

shader/floor/arrayPos.frag

@@ -4,7 +4,6 @@ in vec2 vPos;
 layout (location=0) out vec4 fCol;
 layout (location=1) out vec4 fPos;
 layout (location=2) out vec4 normal;
-//layout (binding=0) uniform sampler2DArray tilesetSampler;
 layout (binding=40) uniform sampler2DArray diffuseSampler;
 layout (binding=41) uniform sampler2DArray normalSampler;
 vec2 rotateV2 (float a, vec2 v)

shader/floor/arrayPos.vert

@@ -1,12 +1,12 @@
 #version 450 core
-layout (location = 0) in vec4 posXX;
-layout (location = 1) in vec4 texPosRot;
+struct PosTexRot {vec4 posXX; vec4 texPosRot; };
 layout (std140, binding = 0) uniform TheMat { mat4 theMat; } ;
+layout (std430, binding = 8) readonly buffer Data { PosTexRot data[]; };
 out vec4 vTexPosRot;
 out vec2 vPos;
 void main()
 {
-  vPos = posXX.xy;
+  vPos = data[gl_VertexID].posXX.xy;
   gl_Position = theMat * vec4(vPos,0,1.0) ;
-  vTexPosRot = texPosRot;
+  vTexPosRot = data[gl_VertexID].texPosRot;
 }