goat3d

annotate src/goat3d.h @ 29:3d669155709d

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- switched the unix build to use the internal vmath/anim as well - fixed a memory corruption issue which was caused by including the system-wide installed version of the anim.h header file - started the ass2goat assimp->goat3d converter
author John Tsiombikas <nuclear@member.fsf.org>
date Sun, 29 Sep 2013 21:53:03 +0300
parents 1c601bf07b86
children a5c5cec3cb88
rev   line source
nuclear@0 1 #ifndef GOAT3D_H_
nuclear@0 2 #define GOAT3D_H_
nuclear@0 3
nuclear@0 4 #include <stdio.h>
nuclear@0 5 #include <stdlib.h>
nuclear@0 6
nuclear@15 7 #define GOAT3D_MAT_ATTR_DIFFUSE "diffuse"
nuclear@15 8 #define GOAT3D_MAT_ATTR_SPECULAR "specular"
nuclear@15 9 #define GOAT3D_MAT_ATTR_SHININESS "shininess"
nuclear@15 10 #define GOAT3D_MAT_ATTR_NORMAL "normal"
nuclear@15 11 #define GOAT3D_MAT_ATTR_BUMP "bump"
nuclear@15 12 #define GOAT3D_MAT_ATTR_REFLECTION "reflection"
nuclear@15 13 #define GOAT3D_MAT_ATTR_TRANSMISSION "transmission"
nuclear@15 14 #define GOAT3D_MAT_ATTR_IOR "ior"
nuclear@15 15
nuclear@15 16 enum goat3d_mesh_attrib {
nuclear@15 17 GOAT3D_MESH_ATTR_VERTEX,
nuclear@15 18 GOAT3D_MESH_ATTR_NORMAL,
nuclear@15 19 GOAT3D_MESH_ATTR_TANGENT,
nuclear@15 20 GOAT3D_MESH_ATTR_TEXCOORD,
nuclear@15 21 GOAT3D_MESH_ATTR_SKIN_WEIGHT,
nuclear@15 22 GOAT3D_MESH_ATTR_SKIN_MATRIX,
nuclear@15 23 GOAT3D_MESH_ATTR_COLOR,
nuclear@15 24
nuclear@15 25 NUM_GOAT3D_MESH_ATTRIBS
nuclear@15 26 };
nuclear@15 27
nuclear@25 28 enum goat3d_node_type {
nuclear@26 29 GOAT3D_NODE_NULL,
nuclear@25 30 GOAT3D_NODE_MESH,
nuclear@25 31 GOAT3D_NODE_LIGHT,
nuclear@25 32 GOAT3D_NODE_CAMERA
nuclear@25 33 };
nuclear@25 34
nuclear@15 35 /* immediate mode mesh construction primitive type */
nuclear@15 36 enum goat3d_im_primitive {
nuclear@15 37 GOAT3D_TRIANGLES,
nuclear@15 38 GOAT3D_QUADS
nuclear@15 39 };
nuclear@15 40
nuclear@15 41
nuclear@15 42 enum goat3d_option {
nuclear@15 43 GOAT3D_OPT_SAVEXML, /* save in XML format */
nuclear@15 44
nuclear@15 45 NUM_GOAT3D_OPTIONS
nuclear@15 46 };
nuclear@15 47
nuclear@0 48 struct goat3d;
nuclear@15 49 struct goat3d_material;
nuclear@15 50 struct goat3d_mesh;
nuclear@15 51 struct goat3d_light;
nuclear@15 52 struct goat3d_camera;
nuclear@15 53 struct goat3d_node;
nuclear@0 54
nuclear@0 55 struct goat3d_io {
nuclear@0 56 void *cls; /* closure data */
nuclear@0 57
nuclear@11 58 long (*read)(void *buf, size_t bytes, void *uptr);
nuclear@13 59 long (*write)(const void *buf, size_t bytes, void *uptr);
nuclear@0 60 long (*seek)(long offs, int whence, void *uptr);
nuclear@0 61 };
nuclear@0 62
nuclear@0 63 #ifdef __cplusplus
nuclear@0 64 extern "C" {
nuclear@0 65 #endif
nuclear@0 66
nuclear@0 67 /* construction/destruction */
nuclear@15 68 struct goat3d *goat3d_create(void);
nuclear@0 69 void goat3d_free(struct goat3d *g);
nuclear@0 70
nuclear@15 71 void goat3d_setopt(struct goat3d *g, enum goat3d_option opt, int val);
nuclear@15 72 int goat3d_getopt(const struct goat3d *g, enum goat3d_option opt);
nuclear@15 73
nuclear@0 74 /* load/save */
nuclear@0 75 int goat3d_load(struct goat3d *g, const char *fname);
nuclear@0 76 int goat3d_save(const struct goat3d *g, const char *fname);
nuclear@0 77
nuclear@0 78 int goat3d_load_file(struct goat3d *g, FILE *fp);
nuclear@0 79 int goat3d_save_file(const struct goat3d *g, FILE *fp);
nuclear@0 80
nuclear@0 81 int goat3d_load_io(struct goat3d *g, struct goat3d_io *io);
nuclear@0 82 int goat3d_save_io(const struct goat3d *g, struct goat3d_io *io);
nuclear@0 83
nuclear@0 84 /* misc scene properties */
nuclear@0 85 int goat3d_set_name(struct goat3d *g, const char *name);
nuclear@0 86 const char *goat3d_get_name(const struct goat3d *g);
nuclear@0 87
nuclear@15 88 void goat3d_set_ambient(struct goat3d *g, const float *ambient);
nuclear@15 89 void goat3d_set_ambient3f(struct goat3d *g, float ar, float ag, float ab);
nuclear@15 90 const float *goat3d_get_ambient(const struct goat3d *g);
nuclear@0 91
nuclear@15 92 /* materials */
nuclear@27 93 void goat3d_add_mtl(struct goat3d *g, struct goat3d_material *mtl);
nuclear@27 94
nuclear@15 95 struct goat3d_material *goat3d_create_mtl(void);
nuclear@15 96 void goat3d_destroy_mtl(struct goat3d_material *mtl);
nuclear@0 97
nuclear@15 98 void goat3d_set_mtl_name(struct goat3d_material *mtl, const char *name);
nuclear@15 99 const char *goat3d_get_mtl_name(const struct goat3d_material *mtl);
nuclear@15 100
nuclear@15 101 void goat3d_set_mtl_attrib(struct goat3d_material *mtl, const char *attrib, const float *val);
nuclear@15 102 void goat3d_set_mtl_attrib1f(struct goat3d_material *mtl, const char *attrib, float val);
nuclear@15 103 void goat3d_set_mtl_attrib3f(struct goat3d_material *mtl, const char *attrib, float r, float g, float b);
nuclear@15 104 void goat3d_set_mtl_attrib4f(struct goat3d_material *mtl, const char *attrib, float r, float g, float b, float a);
nuclear@15 105 const float *goat3d_get_mtl_attrib(struct goat3d_material *mtl, const char *attrib);
nuclear@15 106
nuclear@15 107 void goat3d_set_mtl_attrib_map(struct goat3d_material *mtl, const char *attrib, const char *mapname);
nuclear@15 108 const char *goat3d_get_mtl_attrib_map(struct goat3d_material *mtl, const char *attrib);
nuclear@15 109
nuclear@27 110 /* meshes */
nuclear@27 111 void goat3d_add_mesh(struct goat3d *g, struct goat3d_mesh *mesh);
nuclear@27 112 int goat3d_get_mesh_count(struct goat3d *g);
nuclear@27 113 struct goat3d_mesh *goat3d_get_mesh(struct goat3d *g, int idx);
nuclear@27 114 struct goat3d_mesh *goat3d_get_mesh_by_name(struct goat3d *g, const char *name);
nuclear@15 115
nuclear@15 116 struct goat3d_mesh *goat3d_create_mesh(void);
nuclear@15 117 void goat3d_destroy_mesh(struct goat3d_mesh *mesh);
nuclear@15 118
nuclear@15 119 void goat3d_set_mesh_name(struct goat3d_mesh *mesh, const char *name);
nuclear@15 120 const char *goat3d_get_mesh_name(const struct goat3d_mesh *mesh);
nuclear@15 121
nuclear@15 122 void goat3d_set_mesh_mtl(struct goat3d_mesh *mesh, struct goat3d_material *mtl);
nuclear@15 123 struct goat3d_material *goat3d_get_mesh_mtl(struct goat3d_mesh *mesh);
nuclear@15 124
nuclear@15 125 int goat3d_get_mesh_attrib_count(struct goat3d_mesh *mesh, enum goat3d_mesh_attrib attrib);
nuclear@15 126 int goat3d_get_mesh_face_count(struct goat3d_mesh *mesh);
nuclear@15 127
nuclear@15 128 /* sets all the data for a single vertex attribute array in one go.
nuclear@15 129 * vnum is the number of *vertices* to be set, not the number of floats, ints or whatever
nuclear@15 130 * data is expected to be something different depending on the attribute:
nuclear@15 131 * - GOAT3D_MESH_ATTR_VERTEX - 3 floats per vertex
nuclear@15 132 * - GOAT3D_MESH_ATTR_NORMAL - 3 floats per vertex
nuclear@15 133 * - GOAT3D_MESH_ATTR_TANGENT - 3 floats per vertex
nuclear@15 134 * - GOAT3D_MESH_ATTR_TEXCOORD - 2 floats per vertex
nuclear@15 135 * - GOAT3D_MESH_ATTR_SKIN_WEIGHT - 4 floats per vertex
nuclear@15 136 * - GOAT3D_MESH_ATTR_SKIN_MATRIX - 4 ints per vertex
nuclear@15 137 * - GOAT3D_MESH_ATTR_COLOR - 4 floats per vertex
nuclear@15 138 */
nuclear@15 139 void goat3d_set_mesh_attribs(struct goat3d_mesh *mesh, enum goat3d_mesh_attrib attrib, const void *data, int vnum);
nuclear@15 140 /* returns a pointer to the beginning of the requested mesh attribute array */
nuclear@15 141 void *goat3d_get_mesh_attribs(struct goat3d_mesh *mesh, enum goat3d_mesh_attrib attrib);
nuclear@15 142 /* returns a pointer to the requested mesh attribute */
nuclear@15 143 void *goat3d_get_mesh_attrib(struct goat3d_mesh *mesh, enum goat3d_mesh_attrib attrib, int idx);
nuclear@15 144
nuclear@15 145 /* sets all the faces in one go. data is an array of 3 int vertex indices per face */
nuclear@15 146 void goat3d_set_mesh_faces(struct goat3d_mesh *mesh, const int *data, int fnum);
nuclear@15 147 /* returns a pointer to the beginning of the face index array */
nuclear@15 148 int *goat3d_get_mesh_faces(struct goat3d_mesh *mesh);
nuclear@15 149 /* returns a pointer to a face index */
nuclear@15 150 int *goat3d_get_mesh_face(struct goat3d_mesh *mesh, int idx);
nuclear@15 151
nuclear@15 152 /* immediate mode OpenGL-like interface for setting mesh data
nuclear@15 153 * NOTE: using this interface will result in no vertex sharing between faces
nuclear@15 154 * NOTE2: the immedate mode interface is not thread-safe, either use locks, or don't
nuclear@15 155 * use it at all in multithreaded situations.
nuclear@15 156 */
nuclear@15 157 void goat3d_begin(struct goat3d_mesh *mesh, enum goat3d_im_primitive prim);
nuclear@15 158 void goat3d_end(void);
nuclear@15 159 void goat3d_vertex3f(float x, float y, float z);
nuclear@15 160 void goat3d_normal3f(float x, float y, float z);
nuclear@15 161 void goat3d_tangent3f(float x, float y, float z);
nuclear@15 162 void goat3d_texcoord2f(float x, float y);
nuclear@15 163 void goat3d_skin_weight4f(float x, float y, float z, float w);
nuclear@15 164 void goat3d_skin_matrix4i(int x, int y, int z, int w);
nuclear@15 165 void goat3d_color3f(float x, float y, float z);
nuclear@15 166 void goat3d_color4f(float x, float y, float z, float w);
nuclear@15 167
nuclear@27 168 /* lights */
nuclear@27 169 void goat3d_add_light(struct goat3d *g, struct goat3d_light *lt);
nuclear@27 170 int goat3d_get_light_count(struct goat3d *g);
nuclear@27 171 struct goat3d_light *goat3d_get_light(struct goat3d *g, int idx);
nuclear@27 172 struct goat3d_light *goat3d_get_light_by_name(struct goat3d *g, const char *name);
nuclear@0 173
nuclear@27 174 struct goat3d_light *goat3d_create_light(void);
nuclear@27 175 void goat3d_destroy_light(struct goat3d_light *lt);
nuclear@27 176
nuclear@27 177 /* cameras */
nuclear@27 178 void goat3d_add_camera(struct goat3d *g, struct goat3d_camera *cam);
nuclear@27 179 int goat3d_get_camera_count(struct goat3d *g);
nuclear@27 180 struct goat3d_camera *goat3d_get_camera(struct goat3d *g, int idx);
nuclear@27 181 struct goat3d_camera *goat3d_get_camera_by_name(struct goat3d *g, const char *name);
nuclear@27 182
nuclear@27 183 struct goat3d_camera *goat3d_create_camera(void);
nuclear@27 184 void goat3d_destroy_camera(struct goat3d_camera *cam);
nuclear@19 185
nuclear@25 186 /* nodes */
nuclear@27 187 void goat3d_add_node(struct goat3d *g, struct goat3d_node *node);
nuclear@27 188 int goat3d_get_node_count(struct goat3d *g);
nuclear@27 189 struct goat3d_node *goat3d_get_node(struct goat3d *g, int idx);
nuclear@27 190 struct goat3d_node *goat3d_get_node_by_name(struct goat3d *g, const char *name);
nuclear@27 191
nuclear@25 192 struct goat3d_node *goat3d_create_node(void);
nuclear@27 193 void goat3d_destroy_node(struct goat3d_node *node);
nuclear@25 194
nuclear@25 195 void goat3d_set_node_name(struct goat3d_node *node, const char *name);
nuclear@26 196 const char *goat3d_get_node_name(const struct goat3d_node *node);
nuclear@25 197
nuclear@25 198 void goat3d_set_node_object(struct goat3d_node *node, enum goat3d_node_type type, void *obj);
nuclear@26 199 void *goat3d_get_node_object(const struct goat3d_node *node);
nuclear@26 200 enum goat3d_node_type goat3d_get_node_type(const struct goat3d_node *node);
nuclear@25 201
nuclear@25 202 void goat3d_add_node_child(struct goat3d_node *node, struct goat3d_node *child);
nuclear@26 203 int goat3d_get_node_child_count(const struct goat3d_node *node);
nuclear@26 204 struct goat3d_node *goat3d_get_node_child(const struct goat3d_node *node, int idx);
nuclear@25 205
nuclear@25 206 void goat3d_set_node_position(struct goat3d_node *node, float x, float y, float z, long tmsec);
nuclear@25 207 void goat3d_set_node_rotation(struct goat3d_node *node, float qx, float qy, float qz, float qw, long tmsec);
nuclear@25 208 void goat3d_set_node_scaling(struct goat3d_node *node, float sx, float sy, float sz, long tmsec);
nuclear@25 209 void goat3d_set_node_pivot(struct goat3d_node *node, float px, float py, float pz);
nuclear@25 210
nuclear@26 211 void goat3d_get_node_position(const struct goat3d_node *node, float *xptr, float *yptr, float *zptr, long tmsec);
nuclear@26 212 void goat3d_get_node_rotation(const struct goat3d_node *node, float *xptr, float *yptr, float *zptr, float *wptr, long tmsec);
nuclear@26 213 void goat3d_get_node_scaling(const struct goat3d_node *node, float *xptr, float *yptr, float *zptr, long tmsec);
nuclear@26 214 void goat3d_get_node_pivot(const struct goat3d_node *node, float *xptr, float *yptr, float *zptr);
nuclear@25 215
nuclear@26 216 void goat3d_get_node_matrix(const struct goat3d_node *node, float *matrix, long tmsec);
nuclear@25 217
nuclear@0 218 #ifdef __cplusplus
nuclear@0 219 }
nuclear@0 220 #endif
nuclear@0 221
nuclear@0 222 #endif /* GOAT3D_H_ */