65 lines
1.1 KiB
C
65 lines
1.1 KiB
C
#ifndef OBJ_H
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#define OBJ_H
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#include "aliases.h"
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#include "constants.h"
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#include "img.h"
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#include "mem_arena.h"
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#include "typed_list.h"
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#include "vec.h"
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#define INVALID_MODEL ((Model){0})
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#define IS_INVALID_MODEL(m) (m.vertices == NULL || m.triangles == NULL)
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typedef struct triangle Triangle;
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struct triangle {
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union {
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u64 positions[TRIANGLE_VERTICES];
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struct {
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u64 p0;
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u64 p1;
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u64 p2;
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};
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};
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union {
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u64 normals[TRIANGLE_VERTICES];
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struct {
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u64 n0;
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u64 n1;
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u64 n2;
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};
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};
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union {
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u64 coordinates[TRIANGLE_VERTICES];
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struct {
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u64 tx0;
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u64 tx1;
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u64 tx2;
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};
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};
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};
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MAKE_LIST_TYPE(Triangle);
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typedef struct point_light PointLight;
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struct point_light {
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V3f diffuse_intensity;
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V3f specular_intensity;
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V3f position;
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};
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typedef struct model Model;
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struct model {
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LIST_TYPE(V3f) * vertices;
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LIST_TYPE(V3f) * normals;
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LIST_TYPE(V2f) * texture_coordinates;
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LIST_TYPE(Triangle) * triangles;
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Image *texture;
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Image *normal;
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};
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Model load_obj_file(Arena *arena, const char *filename, const char *diffuse,
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const char *tangent);
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#endif // OBJ_H
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