Correct text scaling

shader/character.geom

@@ -2,30 +2,31 @@
 layout (points) in;
 layout (triangle_strip, max_vertices = 4) out;
 in vec4 vColor [];
-in vec2 vTexCoord [];
+in vec3 vTexCoord [];
 out vec4 gColor;
 out vec2 gTex;
 void main()
 {
   vec3 cenPos = gl_in[0].gl_Position.xyz;
-  float size = vTexCoord[0].y;
+  float sizex = vTexCoord[0].y;
+  float sizey = vTexCoord[0].z;
   //float size = 0.05;
   gColor = vColor[0];
   float texPos = vTexCoord[0].x;
 
-  gl_Position = vec4 (cenPos.x - size*0.5, cenPos.y - size, cenPos.z , 1);
+  gl_Position = vec4 (cenPos.x - sizex*0.5, cenPos.y - sizey*0.5, cenPos.z , 1);
   //gl_Position = vec4 (0, 0 , 5 , 1);
   gTex = vec2 (texPos*0.0078125, 1);
   EmitVertex();
-  gl_Position = vec4 (cenPos.x - size*0.5, cenPos.y + size, cenPos.z , 1);
+  gl_Position = vec4 (cenPos.x - sizex*0.5, cenPos.y + sizey*0.5, cenPos.z , 1);
   //gl_Position = vec4 (0, 0.5 , 5 , 1);
   gTex = vec2 (texPos*0.0078125, 0);
   EmitVertex();
-  gl_Position = vec4 (cenPos.x + size*0.5, cenPos.y - size, cenPos.z , 1);
+  gl_Position = vec4 (cenPos.x + sizex*0.5, cenPos.y - sizey*0.5, cenPos.z , 1);
   //gl_Position = vec4 (0.5, 0.5 , -5 , 1);
   gTex = vec2 ((texPos+1)*0.0078125, 1);
   EmitVertex();
-  gl_Position = vec4 (cenPos.x + size*0.5, cenPos.y + size, cenPos.z , 1);
+  gl_Position = vec4 (cenPos.x + sizex*0.5, cenPos.y + sizey*0.5, cenPos.z , 1);
   gTex = vec2 ((texPos+1)*0.0078125, 0);
   //gl_Position = vec4 (0.5, 0 , -5 , 1);
   EmitVertex();

shader/character.vert

@@ -1,7 +1,7 @@
 #version 430 core
 layout (location = 0) in vec3 aPos;
 layout (location = 1) in vec4 aColor;
-layout (location = 2) in vec2 aTexCoord;
+layout (location = 2) in vec3 aTexCoord;
 
 uniform vec2 winSize;
 uniform float zoom;
@@ -10,7 +10,7 @@ uniform float rotation;
 uniform mat4 worldMat;
 
 out vec4 vColor;
-out vec2 vTexCoord;
+out vec3 vTexCoord;
 
 void main()
 {