SphereInstance Struct Reference

Per-instance data sent to the shader via an instanced VBO. More...

#include <instanced_rendering.h>

Data Fields
mat4	model
vec3	albedo
float	metallic
float	roughness
float	ao
float	padding
float	_pad [9]

Detailed Description

Per-instance data sent to the shader via an instanced VBO.

This structure is 64-byte aligned to ensure optimal GPU throughput and compatibility with SIMD-based sorting or physics.

Field Documentation

_pad

float SphereInstance::_pad

albedo

vec3 SphereInstance::albedo

Base color (linear RGB).

ao

float SphereInstance::ao

Ambient occlusion factor.

metallic

float SphereInstance::metallic

PBR metallic factor (0.0 - 1.0).

model

mat4 SphereInstance::model

4x4 Transformation matrix.

padding

float SphereInstance::padding

Alignment padding.

roughness

float SphereInstance::roughness

PBR roughness factor (0.0 - 1.0).

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The documentation for this struct was generated from the following files:

• include/instanced_rendering.h
• shaders/billboard_instance_ssbo.glsl
• shaders/sphere_sort.glsl