#version 450

layout(binding = 0) uniform UniformBufferObject{
    mat4 model;
    mat4 view;
    mat4 proj;
}ubo;

layout(location = 0) in vec2 inPosition;
layout(location = 1) in vec3 inColor;

layout(location = 0) out vec3 fragColor;

/*
vec2 positions[3] = vec2[](
    vec2(0.0, -0.5),
    vec2(0.5, 0.5),
    vec2(-0.5, 0.5)
);

vec3 colors[3] = vec3[](
    vec3(0.0, 1.0, 1.0),
    vec3(0.0, 1.0, 0.0),
    vec3(0.0, 0.0, 1.0)
);
*/

void main(){
    // gl_Position = vec4(positions[gl_VertexIndex], 0.0, 1.0);
    // fragColor = colors[gl_VertexIndex];
    // gl_Position = vec4(inPosition, 0.0, 1.0);
    gl_Position = ubo.proj * ubo.view * ubo.model * vec4(inPosition, 0.0, 1.0);
    fragColor = inColor;
}