#version 450

// vertex
layout(location = 0) in vec2 in_position;
layout(location = 1) in vec2 in_uv;

// instance
layout(location = 2) in mat4 pos_scale;
layout(location = 6) in vec4 in_border_color;
layout(location = 7) in vec4 in_background_color;
layout(location = 8) in vec2 px_scale;
layout(location = 9) in float depth;
layout(location = 10) in float texture_layer;

layout(location = 0) out vec4 out_border_color;
layout(location = 1) out vec4 out_background_color;
layout(location = 2) out vec2 out_px_scale;
layout(location = 3) out vec3 out_uv;

out gl_PerVertex
{
	vec4 gl_Position;
};

void main()
{
	vec4 transformed_position = pos_scale * vec4(in_position, 0.0, 1.0);
	gl_Position = vec4(transformed_position.xy, depth, 1.0);
	out_border_color = in_border_color;
	out_background_color = in_background_color;
	out_px_scale = px_scale;
	out_uv = vec3(in_uv, texture_layer);
}