SHADE_Y3/Assets/Shaders/TestCube_FS.glsl

#version 450
#extension GL_ARB_separate_shader_objects : enable
#extension GL_ARB_shading_language_420pack : enable
#extension GL_EXT_nonuniform_qualifier : require

struct MatPropData
{
  vec4 color;
  int textureIndex;
  float alpha;
  vec3 beta;
};

layout(location = 0) in struct
{
  vec4 vertPos; // location 0
  vec2 uv; // location = 1
  vec4 normal; // location = 2
  vec4 worldPos; // location = 3 
  vec3 worldNormal; // location = 4 
} In;

// material stuff
layout(location = 5) flat in struct
{
  int materialIndex;
  uint eid;
  uint lightLayerIndex;
} In2;

layout (set = 0, binding = 1) uniform sampler2D textures[]; // for textures (global)
layout (std430, set = 2, binding = 0) buffer MaterialProperties     // For materials 
{
  MatPropData data[];
} MatProp;

layout(location = 0) out vec4 position;
layout(location = 1) out uint outEntityID;
layout(location = 2) out uvec4 lightLayerIndices;
layout(location = 3) out vec4 normals;
layout(location = 4) out vec4 albedo;
layout(location = 5) out vec4 worldSpacePosition;

void main()
{
  position = In.vertPos;
  normals = In.normal;
  albedo = texture(textures[nonuniformEXT(MatProp.data[In2.materialIndex].textureIndex)], In.uv) * MatProp.data[In2.materialIndex].color;
  worldSpacePosition = In.worldPos;

  outEntityID = In2.eid;
  lightLayerIndices = uvec4 (In2.lightLayerIndex, packHalf2x16 (In.worldNormal.xy), packHalf2x16 (vec2 (In.worldNormal.z, 1.0f)), 1);
}