diff options
Diffstat (limited to 'libdimension/dimension')
| -rw-r--r-- | libdimension/dimension/camera.h | 47 | ||||
| -rw-r--r-- | libdimension/dimension/scene.h | 3 |
2 files changed, 49 insertions, 1 deletions
diff --git a/libdimension/dimension/camera.h b/libdimension/dimension/camera.h new file mode 100644 index 0000000..b1c4ebe --- /dev/null +++ b/libdimension/dimension/camera.h @@ -0,0 +1,47 @@ +/************************************************************************* + * Copyright (C) 2008 Tavian Barnes <tavianator@gmail.com> * + * * + * This file is part of The Dimension Library. * + * * + * The Dimension Library 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 3 of the * + * License, or (at your option) any later version. * + * * + * The Dimension Library 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, see * + * <http://www.gnu.org/licenses/>. * + *************************************************************************/ + +#ifndef DIMENSION_CAMERA_H +#define DIMENSION_CAMERA_H + +/* + * A camera. + */ + +typedef dmnsn_line dmnsn_camera_ray_fn(const dmnsn_canvas *canvas, + unsigned int x, unsigned int y); + +typedef struct { + /* Generic pointer for camera info */ + void *ptr; + + /* Callback function */ + dmnsn_camera_ray_fn *ray_fn; +} dmnsn_camera; + +dmnsn_camera *dmnsn_new_camera(); +void dmnsn_delete_camera(dmnsn_camera *camera); + +/* A perspective camera, at the origin, looking at (0, 0, 1) */ + +dmnsn_camera *dmnsn_new_perspective_camera(); +void dmnsn_delete_perspective_camera(dmnsn_camera *camera); + +#endif /* DIMENSION_CAMERA_H */ diff --git a/libdimension/dimension/scene.h b/libdimension/dimension/scene.h index e075cdd..a6f2e5d 100644 --- a/libdimension/dimension/scene.h +++ b/libdimension/dimension/scene.h @@ -28,10 +28,11 @@ typedef struct { dmnsn_color background; dmnsn_array *objects; + dmnsn_camera *camera; dmnsn_canvas *canvas; } dmnsn_scene; -dmnsn_scene *dmnsn_new_scene(unsigned int x, unsigned int y); +dmnsn_scene *dmnsn_new_scene(); void dmnsn_delete_scene(dmnsn_scene *scene); void dmnsn_raytrace_scene(dmnsn_scene *scene); |