// ****************************************************************************
// **** STRUCTS MUST BE PACKED IN OPTIMAL PACKING ORDER TO MATCH D STRUCTS ****
// ****************************************************************************

#define OIT_LAYERS 64

layout (set = 0, binding = 0) uniform GlobalUniforms {
	mat4 view_matrix;
	mat4 projection_matrix;
	mat4 projection_view;
	vec4 light_color;
	vec4 ambient_color;
	vec3 light_direction;
	vec2 res;
} G;

layout (set = 0, binding = 1) uniform ShaderUniforms {
	float placeholder;
} S;

layout (rgba16f, set = 0, binding = 2) uniform image2D DrawImage;

layout (set = 0, binding = 3) uniform sampler SamplerNearest;

#ifdef COMPOSITE_PASS

layout (set = 0, binding = 4, rg32ui) uniform restrict readonly uimageBuffer ImageABuffer;

layout (set = 0, binding = 5, r32ui) uniform restrict readonly uimage2D ImageAux;

#else

layout (set = 0, binding = 4, rg32ui) uniform coherent uimageBuffer ImageABuffer;

layout (set = 0, binding = 5, r32ui) uniform coherent uimage2D ImageAux;

#endif

layout (set = 1, binding = 0) uniform texture2D Textures[];

layout (set = 2, binding = 0) uniform Material {
	vec4 ambient;
	vec4 diffuse;
	vec4 specular;
	uint albedo_texture;
	uint ambient_texture;
	uint specular_texture;
	uint alpha_texture;
	bool albedo_has_texture;
	bool ambient_has_texture;
	bool specular_has_texture;
	bool alpha_has_texture;
	float shininess;
	float alpha;
} Materials[];

layout (push_constant) uniform Constants {
	mat4 model_matrix;
	uint mat_id;
} PC;