| attribute vec3 a_position; | |
| attribute vec2 a_tex_coord; | |
| varying vec2 v_tex_coord_rgba; | |
| uniform vec4 scale_translate_rgba; | |
| uniform mat4 model_view_projection_transform; | |
| void main() { | |
| gl_Position = model_view_projection_transform * vec4(a_position.xyz, 1.0); | |
| v_tex_coord_rgba = | |
| a_tex_coord * scale_translate_rgba.xy + scale_translate_rgba.zw; | |
| } |