diff --git a/src/com/homelinux/holtrop/opengltest/MyRenderer.java b/src/com/homelinux/holtrop/opengltest/MyRenderer.java
index fb49b85..23ccd46 100644
--- a/src/com/homelinux/holtrop/opengltest/MyRenderer.java
+++ b/src/com/homelinux/holtrop/opengltest/MyRenderer.java
@@ -95,9 +95,9 @@ public class MyRenderer implements GLSurfaceView.Renderer
     {
         final float attribs[] = {
             1, 1,
-            -1, 1,
-            -1, -1,
-            1, -1
+            0, 1,
+            0, 0,
+            1, 0
         };
         checkGLError("onSurfaceCreated");
         ByteBuffer bb = ByteBuffer.allocateDirect(attribs.length * 4);
@@ -150,21 +150,34 @@ public class MyRenderer implements GLSurfaceView.Renderer
     {
         GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
 
-        Matrix.setIdentityM(m_modelview, 0);
-        Matrix.translateM(m_modelview, 0, 0, 0, 0);
-        GLES20.glUniformMatrix4fv(
-                GLES20.glGetUniformLocation(m_program, "modelview"),
-                1, false, m_modelview, 0);
         int attr_pos = GLES20.glGetAttribLocation(m_program, "pos");
         checkGLError("glGetAttribLocation");
+
         GLES20.glEnableVertexAttribArray(attr_pos);
         checkGLError("glEnableVertexAttribArray");
-        m_quad_attrib_buffer.position(0);
+
         GLES20.glVertexAttribPointer(attr_pos, 2, GLES20.GL_FLOAT, false,
                 2 * 4, m_quad_attrib_buffer);
         checkGLError("glVertexAttribPointer");
-        GLES20.glDrawArrays(GLES20.GL_TRIANGLE_FAN, 0, 4);
-        checkGLError("glDrawArrays");
+
+        for (int y = 0; y < GRID_HEIGHT; y++)
+        {
+            for (int x = 0; x < GRID_WIDTH; x++)
+            {
+                Matrix.setIdentityM(m_modelview, 0);
+                Matrix.translateM(m_modelview, 0,
+                        x - GRID_WIDTH / 2.0f, y - GRID_HEIGHT / 2.0f, 0);
+                Matrix.scaleM(m_modelview, 0, 0.9f, 0.9f, 0.9f);
+                GLES20.glUniformMatrix4fv(
+                        GLES20.glGetUniformLocation(m_program, "modelview"),
+                        1, false, m_modelview, 0);
+
+                m_quad_attrib_buffer.position(0);
+                GLES20.glDrawArrays(GLES20.GL_TRIANGLE_FAN, 0, 4);
+                checkGLError("glDrawArrays");
+            }
+        }
+
         GLES20.glDisableVertexAttribArray(attr_pos);
         checkGLError("glDisableVertexAttribArray");
     }