Corrected bug on OpenGL ES quads drawing

src/rlgl.h

@@ -2647,13 +2647,11 @@ void *rlReadTexturePixels(Texture2D texture)
     glBindTexture(GL_TEXTURE_2D, texture.id);
 
     // NOTE: Using texture.id, we can retrieve some texture info (but not on OpenGL ES 2.0)
-    /*
-    int width, height, format;
-    glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
-    glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_HEIGHT, &height);
-    glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_INTERNAL_FORMAT, &format);
+    //int width, height, format;
+    //glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
+    //glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_HEIGHT, &height);
+    //glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_INTERNAL_FORMAT, &format);
     // Other texture info: GL_TEXTURE_RED_SIZE, GL_TEXTURE_GREEN_SIZE, GL_TEXTURE_BLUE_SIZE, GL_TEXTURE_ALPHA_SIZE
-    */
 
     // NOTE: Each row written to or read from by OpenGL pixel operations like glGetTexImage are aligned to a 4 byte boundary by default, which may add some padding.
     // Use glPixelStorei to modify padding with the GL_[UN]PACK_ALIGNMENT setting.
@@ -4044,7 +4042,7 @@ static void DrawBuffersDefault(void)
                     // start of the index buffer to the location of the first index to process
                     glDrawElements(GL_TRIANGLES, draws[i].vertexCount/4*6, GL_UNSIGNED_INT, (GLvoid *)(sizeof(GLuint)*vertexOffset/4*6));
 #elif defined(GRAPHICS_API_OPENGL_ES2)
-                    glDrawElements(GL_TRIANGLES, draws[i].vertexCount/4*6, GL_UNSIGNED_SHORT, (GLvoid *)(sizeof(GLuint)*vertexOffset/4*6));
+                    glDrawElements(GL_TRIANGLES, draws[i].vertexCount/4*6, GL_UNSIGNED_SHORT, (GLvoid *)(sizeof(GLushort)*vertexOffset/4*6));
 #endif
                 }