#version 450
#extension GL_KHR_vulkan_glsl : enable

// vertex inputs
layout(location = 0) in vec3 aPos;
layout(location = 1) in vec2 aUV;
layout(location = 2) in vec4 aColor;
layout(location = 3) in mat4 aTransform;

// between shader stages
layout(location = 0) out struct
{
  vec4 vertPos; // location 0
  vec2 uv; // location = 1
  vec4 color; // location = 2

} Out;


// Camera data
layout(set = 1, binding = 0) uniform CameraData
{
  vec4 position; 
  mat4 vpMat;
  mat4 viewMat;
  mat4 projMat;
} cameraData;


void main()
{
  Out.uv = aUV;
  Out.color = aColor;

  gl_Position = cameraData.vpMat * aTransform * vec4(aPos, 1.0f);
}