93 lines
1.6 KiB
C
93 lines
1.6 KiB
C
#ifndef MODEL_H
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#define MODEL_H
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#include "HandmadeMath.h"
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#include "transform.h"
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#include "sokol/sokol_gfx.h"
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#include "gameobject.h"
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#include "anim.h"
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#include "texture.h"
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#define MAT_POS 0
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#define MAT_UV 1
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#define MAT_NORM 2
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#define MAT_BONE 3
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#define MAT_WEIGHT 4
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#define MAT_COLOR 5
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#define MAT_TAN 6
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typedef struct material {
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texture *diffuse;
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texture *metalrough;
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float metal;
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float rough;
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texture *normal;
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float nrm;
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texture *occlusion;
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float occl;
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texture *emissive;
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HMM_Vec3 emis;
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} material;
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struct model;
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typedef struct primitive {
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sg_buffer pos;
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sg_buffer norm;
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sg_buffer uv;
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sg_buffer bone;
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sg_buffer weight;
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sg_buffer color;
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sg_buffer idx;
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material *mat;
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uint32_t idx_count;
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} primitive;
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/* A single mesh */
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typedef struct mesh {
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primitive *primitives;
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HMM_Mat4 *m;
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} mesh;
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typedef struct joint {
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int me;
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struct joint *children;
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} joint_t;
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typedef struct md5joint {
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struct md5joint *parent;
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HMM_Vec4 pos;
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HMM_Quat rot;
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HMM_Vec4 scale;
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HMM_Mat4 t;
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} md5joint;
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typedef struct skin {
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md5joint **joints;
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HMM_Mat4 *invbind;
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HMM_Mat4 binds[50]; /* binds = joint * invbind */
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md5joint *root;
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} skin;
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/* A collection of meshes which create a full figure */
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typedef struct model {
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struct mesh *meshes;
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md5joint *nodes;
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material *mats;
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skin skin;
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struct animation anim;
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} model;
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/* Make a Model struct */
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struct model *model_make(const char *path);
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void model_free(model *m);
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void model_draw_go(model *m, gameobject *go, gameobject *cam);
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void model_init();
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material *material_make();
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void material_free(material *mat);
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#endif
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