#version 450
#extension GL_EXT_buffer_reference : require

layout (location = 0) out vec3 out_color;
layout (location = 1) out vec3 out_uv;

struct Vertex {
	vec3 position;
	float uv_x;
	vec3 normal;
	float uv_y;
	vec4 color;
};

layout(buffer_reference, std430) readonly buffer VertexBuffer{
	Vertex vertices[];
};

layout(push_constant) uniform constants {
	mat4 world_matrix;
	VertexBuffer vertex_buffer;
} PushConstants;

void main() {
	Vertex v = PushConstants.vertex_buffer.vertices[gl_VertexIndex];

	gl_Position = PushConstants.world_matrix * vec4(v.position, 1.0f);
	out_color = v.color.xyz;
	out_uv.x = v.uv_x;
	out_uv.y = v.uv_y;
}