110 lines
2.2 KiB
C
110 lines
2.2 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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#define MAT_ANGLE 7
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#define MAT_WH 8
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#define MAT_ST 9
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#define MAT_PPOS 10
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#define MAT_SCALE 11
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typedef struct material {
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struct texture *diffuse;
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struct texture *metalrough;
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float metal;
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float rough;
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struct texture *normal;
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float nrm;
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struct texture *occlusion;
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float occl;
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struct 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 index;
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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, transform *go);
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sg_bindings primitive_bindings(primitive *p, JSValue pipe);
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void primitive_gen_indices(primitive *prim);
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int mat2type(int mat);
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sg_buffer float_buffer(float *f, int v);
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sg_buffer index_buffer(float *f, int verts);
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sg_buffer texcoord_floats(float *f, int n);
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sg_buffer par_idx_buffer(uint32_t *i, int v);
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sg_buffer normal_floats(float *f, int n);
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sg_buffer ubyten_buffer(float *f, int v);
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sg_buffer ubyte_buffer(float *f, int v);
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sg_buffer joint_buf(float *f, int v);
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sg_buffer weight_buf(float *f, int v);
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void primitive_free(primitive *prim);
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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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