Move towards removing VAOs

shader/picture/charArray.vert

@@ -1,14 +1,14 @@
 #version 450 core
-layout (location = 0) in vec4 pos;
-layout (location = 1) in vec4 inColor;
-layout (location = 2) in vec3 inTexCoord;
+struct PosColTcoord { vec4 pos; vec4 col; vec4 tcoord; };
+layout (std430, binding = 11) readonly buffer Data { PosColTcoord data[]; };
 layout (location = 0) uniform int layoff;
 layout (std140, binding = 0) uniform TheMat { mat4 theMat; } ;
 out vec4 vColor;
 out vec3 vTexCoord;
 void main()
 {
-    gl_Position = theMat * pos;
-    vColor = inColor;
-    vTexCoord = inTexCoord;
+    vec4 p = data[gl_VertexID].pos;
+    gl_Position = theMat * p;
+    vColor = data[gl_VertexID].col;
+    vTexCoord = data[gl_VertexID].tcoord.xyz;
 }