diff options
Diffstat (limited to '3rdparty/lib3ds/camera.c')
| -rw-r--r-- | 3rdparty/lib3ds/camera.c | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/3rdparty/lib3ds/camera.c b/3rdparty/lib3ds/camera.c deleted file mode 100644 index 7bbea0f7..00000000 --- a/3rdparty/lib3ds/camera.c +++ /dev/null @@ -1,231 +0,0 @@ -/* - * The 3D Studio File Format Library - * Copyright (C) 1996-2007 by Jan Eric Kyprianidis <www.kyprianidis.com> - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 of the License, or (at - * your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public - * License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * $Id: camera.c,v 1.17 2007/06/20 17:04:08 jeh Exp $ - */ -#include <lib3ds/camera.h> -#include <lib3ds/chunk.h> -#include <lib3ds/io.h> -#include <stdlib.h> -#include <math.h> -#include <string.h> - - -/*! - * \defgroup camera Cameras - */ - - -/*! - * Return a new Lib3dsCamera object. - * - * Object is initialized with the given name and fov=45. All other - * values are 0. - * - * \param name Name of this camera. Must not be NULL. Must be < 64 characters. - * - * \return Lib3dsCamera object or NULL on failure. - * - * \ingroup camera - */ -Lib3dsCamera* -lib3ds_camera_new(const char *name) -{ - Lib3dsCamera *camera; - - ASSERT(name); - ASSERT(strlen(name)<64); - - camera=(Lib3dsCamera*)calloc(sizeof(Lib3dsCamera), 1); - if (!camera) { - return(0); - } - strcpy(camera->name, name); - camera->fov=45.0f; - return(camera); -} - - -/*! - * Free a Lib3dsCamera object and all of its resources. - * - * \param camera Lib3dsCamera object to be freed. - * - * \ingroup camera - */ -void -lib3ds_camera_free(Lib3dsCamera *camera) -{ - memset(camera, 0, sizeof(Lib3dsCamera)); - free(camera); -} - - -/*! - * Dump information about a Lib3dsCamera object to stdout. - * - * \param camera Object to be dumped. - * - * \see lib3ds_file_dump_cameras - * - * \ingroup camera - */ -void -lib3ds_camera_dump(Lib3dsCamera *camera) -{ - ASSERT(camera); - printf(" name: %s\n", camera->name); - printf(" position: (%f, %f, %f)\n", - camera->position[0], camera->position[1], camera->position[2]); - printf(" target (%f, %f, %f)\n", - camera->target[0], camera->target[1], camera->target[2]); - printf(" roll: %f\n", camera->roll); - printf(" fov: %f\n", camera->fov); - printf(" see_cone: %s\n", camera->see_cone ? "yes" : "no"); - printf(" near_range: %f\n", camera->near_range); - printf(" far_range: %f\n", camera->far_range); - printf("\n"); -} - - -/*! - * Read a camera definition from a file. - * - * This function is called by lib3ds_file_read(), and you probably - * don't want to call it directly. - * - * \param camera A Lib3dsCamera to be filled in. - * \param io A Lib3dsIo object previously set up by the caller. - * - * \return LIB3DS_TRUE on success, LIB3DS_FALSE on failure. - * - * \see lib3ds_file_read - * - * \ingroup camera - */ -Lib3dsBool -lib3ds_camera_read(Lib3dsCamera *camera, Lib3dsIo *io) -{ - Lib3dsChunk c; - Lib3dsWord chunk; - - if (!lib3ds_chunk_read_start(&c, LIB3DS_N_CAMERA, io)) { - return(LIB3DS_FALSE); - } - { - int i; - for (i=0; i<3; ++i) { - camera->position[i]=lib3ds_io_read_float(io); - } - for (i=0; i<3; ++i) { - camera->target[i]=lib3ds_io_read_float(io); - } - } - camera->roll=lib3ds_io_read_float(io); - { - float s; - s=lib3ds_io_read_float(io); - if (fabs(s)<LIB3DS_EPSILON) { - camera->fov=45.0; - } - else { - camera->fov=2400.0f/s; - } - } - lib3ds_chunk_read_tell(&c, io); - - while ((chunk=lib3ds_chunk_read_next(&c, io))!=0) { - switch (chunk) { - case LIB3DS_CAM_SEE_CONE: - { - camera->see_cone=LIB3DS_TRUE; - } - break; - case LIB3DS_CAM_RANGES: - { - camera->near_range=lib3ds_io_read_float(io); - camera->far_range=lib3ds_io_read_float(io); - } - break; - default: - lib3ds_chunk_unknown(chunk); - } - } - - lib3ds_chunk_read_end(&c, io); - return(LIB3DS_TRUE); -} - - -/*! - * Write a camera definition to a file. - * - * This function is called by lib3ds_file_write(), and you probably - * don't want to call it directly. - * - * \param camera A Lib3dsCamera to be written. - * \param io A Lib3dsIo object previously set up by the caller. - * - * \return LIB3DS_TRUE on success, LIB3DS_FALSE on failure. - * - * \see lib3ds_file_write - * - * \ingroup camera - */ -Lib3dsBool -lib3ds_camera_write(Lib3dsCamera *camera, Lib3dsIo *io) -{ - Lib3dsChunk c; - - c.chunk=LIB3DS_N_CAMERA; - if (!lib3ds_chunk_write_start(&c,io)) { - return(LIB3DS_FALSE); - } - - lib3ds_io_write_vector(io, camera->position); - lib3ds_io_write_vector(io, camera->target); - lib3ds_io_write_float(io, camera->roll); - if (fabs(camera->fov)<LIB3DS_EPSILON) { - lib3ds_io_write_float(io, 2400.0f/45.0f); - } - else { - lib3ds_io_write_float(io, 2400.0f/camera->fov); - } - - if (camera->see_cone) { - Lib3dsChunk c; - c.chunk=LIB3DS_CAM_SEE_CONE; - c.size=6; - lib3ds_chunk_write(&c, io); - } - { - Lib3dsChunk c; - c.chunk=LIB3DS_CAM_RANGES; - c.size=14; - lib3ds_chunk_write(&c, io); - lib3ds_io_write_float(io, camera->near_range); - lib3ds_io_write_float(io, camera->far_range); - } - - if (!lib3ds_chunk_write_end(&c,io)) { - return(LIB3DS_FALSE); - } - return(LIB3DS_TRUE); -} - |