61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
#pragma once
|
|
#include "obj_loader.h"
|
|
|
|
// The OBJ model
|
|
struct ObjModel
|
|
{
|
|
uint32_t nbIndices{0};
|
|
uint32_t nbVertices{0};
|
|
nvvkBuffer vertexBuffer; // Device buffer of all 'Vertex'
|
|
nvvkBuffer indexBuffer; // Device buffer of the indices forming triangles
|
|
nvvkBuffer matColorBuffer; // Device buffer of array of 'Wavefront material'
|
|
nvvkBuffer matIndexBuffer; // Device buffer of array of 'Wavefront material'
|
|
};
|
|
|
|
// Instance of the OBJ
|
|
struct ObjInstance
|
|
{
|
|
uint32_t objIndex{0}; // Reference to the `m_objModel`
|
|
uint32_t txtOffset{0}; // Offset in `m_textures`
|
|
nvmath::mat4f transform{1}; // Position of the instance
|
|
nvmath::mat4f transformIT{1}; // Inverse transpose
|
|
};
|
|
|
|
// Information pushed at each draw call
|
|
struct ObjPushConstants
|
|
{
|
|
nvmath::vec3f lightPosition{10.f, 15.f, 8.f};
|
|
float lightIntensity{100.f};
|
|
nvmath::vec3f lightDirection{-1, -1, -1};
|
|
float lightSpotCutoff{cos(deg2rad(12.5f))};
|
|
float lightSpotOuterCutoff{cos(deg2rad(17.5f))};
|
|
int instanceId{0}; // To retrieve the transformation matrix
|
|
int lightType{0}; // 0: point, 1: infinite
|
|
int frame{0};
|
|
};
|
|
|
|
enum EObjType
|
|
{
|
|
eSphere = 0,
|
|
eCube
|
|
};
|
|
|
|
// One single implicit object
|
|
struct ObjImplicit
|
|
{
|
|
nvmath::vec3f minimum{0, 0, 0}; // Aabb
|
|
nvmath::vec3f maximum{0, 0, 0}; // Aabb
|
|
int objType{0}; // 0: Sphere, 1: Cube
|
|
int matId{0};
|
|
};
|
|
|
|
// All implicit objects
|
|
struct ImplInst
|
|
{
|
|
std::vector<ObjImplicit> objImpl; // All objects
|
|
std::vector<MaterialObj> implMat; // All materials used by implicit obj
|
|
nvvkBuffer implBuf; // Buffer of objects
|
|
nvvkBuffer implMatBuf; // Buffer of material
|
|
int blasId;
|
|
nvmath::mat4f transform{1};
|
|
};
|