scene_geom.h File Reference

Geometric objects (shapes and meshes) More...

Go to the source code of this file.

Classes
struct	aa_rx_shape_box
	Shape for a box. More...
struct	aa_rx_shape_sphere
	Shape for a sphere. More...
struct	aa_rx_shape_cylinder
	Shape for a cylinder. More...
struct	aa_rx_shape_cone
	Shape for a cone. More...
struct	aa_rx_shape_grid
	Shape for a grid. More...

Enumerations
enum	aa_rx_geom_shape {   AA_RX_NOSHAPE, AA_RX_MESH, AA_RX_BOX, AA_RX_SPHERE,   AA_RX_CYLINDER, AA_RX_CONE, AA_RX_GRID }
	Enumeration of geometry shape types. More...

Functions
AA_API struct aa_rx_geom_opt *	aa_rx_geom_opt_create ()
	Create a geometry option struct.
AA_API void	aa_rx_geom_opt_destroy (struct aa_rx_geom_opt *)
	Destroy a geometry option struct.
AA_API void	aa_rx_geom_opt_set_no_shadow (struct aa_rx_geom_opt *opt, int no_shadow)
	Set no-shadow option.
AA_API int	aa_rx_geom_opt_get_no_shadow (const struct aa_rx_geom_opt *opt)
	Get no-shadow option.
AA_API int	aa_rx_geom_opt_get_visual (const struct aa_rx_geom_opt *opt)
	Get visual option.
AA_API int	aa_rx_geom_opt_get_collision (const struct aa_rx_geom_opt *opt)
	Get collision option.
AA_API double	aa_rx_geom_opt_get_color_red (const struct aa_rx_geom_opt *opt)
	Get red color value.
AA_API double	aa_rx_geom_opt_get_color_blue (const struct aa_rx_geom_opt *opt)
	Get blue color value.
AA_API double	aa_rx_geom_opt_get_color_green (const struct aa_rx_geom_opt *opt)
	Get green color value.
AA_API double	aa_rx_geom_opt_get_alpha (const struct aa_rx_geom_opt *opt)
	Get alpha value.
AA_API double	aa_rx_geom_opt_get_specular_red (const struct aa_rx_geom_opt *opt)
	Get red specular value.
AA_API double	aa_rx_geom_opt_get_specular_blue (const struct aa_rx_geom_opt *opt)
	Get blue specular value.
AA_API double	aa_rx_geom_opt_get_specular_green (const struct aa_rx_geom_opt *opt)
	Get green specular value.
AA_API void	aa_rx_geom_opt_set_color3 (struct aa_rx_geom_opt *opt, double red, double blue, double green)
	Set color option.
AA_API void	aa_rx_geom_opt_set_alpha (struct aa_rx_geom_opt *opt, double alpha)
	Set alpha (transparency) option.
AA_API void	aa_rx_geom_opt_set_visual (struct aa_rx_geom_opt *opt, int visual)
	Set visual flag. More...
AA_API void	aa_rx_geom_opt_set_collision (struct aa_rx_geom_opt *opt, int collision)
	Set collision flag. More...
AA_API void	aa_rx_geom_opt_set_specular3 (struct aa_rx_geom_opt *opt, double red, double green, double blue)
	Set specular reflection.
AA_API void	aa_rx_geom_opt_set_scale (struct aa_rx_geom_opt *opt, double scale)
	Set mesh scaling.
AA_API double	aa_rx_geom_opt_get_scale (const struct aa_rx_geom_opt *opt)
	Get mesh scaling.
AA_API struct aa_rx_geom *	aa_rx_geom_copy (struct aa_rx_geom *src)
	Copy a geometry struct.
AA_API void	aa_rx_geom_destroy (struct aa_rx_geom *geom)
	Destroy a geometry struct.
AA_API const char *	aa_rx_geom_shape_str (enum aa_rx_geom_shape shape)
	Return a string for the shape type.
AA_API void *	aa_rx_geom_shape (const struct aa_rx_geom *g, enum aa_rx_geom_shape *shape_type)
	Extract the shape type from a geometry object. More...
AA_API struct aa_rx_geom *	aa_rx_geom_box (struct aa_rx_geom_opt *opt, const double dimension[3])
	Create a box.
AA_API struct aa_rx_geom *	aa_rx_geom_sphere (struct aa_rx_geom_opt *opt, double radius)
	Create a sphere.
AA_API struct aa_rx_geom *	aa_rx_geom_cylinder (struct aa_rx_geom_opt *opt, double height, double radius)
	Create a cylinder.
AA_API struct aa_rx_geom *	aa_rx_geom_cone (struct aa_rx_geom_opt *opt, double height, double start_radius, double end_radius)
	Create a cone.
AA_API struct aa_rx_geom *	aa_rx_geom_grid (struct aa_rx_geom_opt *opt, const double dimension[2], const double delta[2], double width)
	Create a grid.
AA_API const struct aa_rx_geom_opt *	aa_rx_geom_get_opt (const struct aa_rx_geom *geom)
	Return the options for the geometry object.
AA_API struct aa_rx_cl_geom *	aa_rx_geom_get_collision (const struct aa_rx_geom *geom)
	Return the collision object for the geometry object.
AA_API void	aa_rx_geom_set_collision (struct aa_rx_geom *geom, struct aa_rx_cl_geom *)
	Set the collision object for the geometry object.
AA_API struct aa_rx_mesh *	aa_rx_mesh_create ()
	Create a mesh.
AA_API void	aa_rx_mesh_destroy (struct aa_rx_mesh *mesh)
	Destroy the mesh.
AA_API void	aa_rx_mesh_set_vertices (struct aa_rx_mesh *mesh, size_t n, const float *vectors, int copy)
	Set the mesh vertices.
AA_API const float *	aa_rx_mesh_get_vertices (const struct aa_rx_mesh *mesh, size_t *size)
	Get the mesh vertices.
AA_API const unsigned *	aa_rx_mesh_get_indices (const struct aa_rx_mesh *mesh, size_t *size)
	Get the mesh indices.
AA_API void	aa_rx_mesh_set_normals (struct aa_rx_mesh *mesh, size_t n, const float *normals, int copy)
	Set the mesh normals.
AA_API void	aa_rx_mesh_set_indices (struct aa_rx_mesh *mesh, size_t n, const unsigned *indices, int copy)
	Set the mesh indices.
AA_API void	aa_rx_mesh_set_rgba (struct aa_rx_mesh *mesh, size_t width, size_t height, const uint8_t *rgba, int copy)
	Set the mesh colors and alpha.
AA_API void	aa_rx_mesh_set_uv (struct aa_rx_mesh *mesh, size_t n, const float *uv, int copy)
	Set the mesh colors and uv values.
AA_API void	aa_rx_mesh_set_texture (struct aa_rx_mesh *mesh, const struct aa_rx_geom_opt *opt)
	Set the mesh texture parameters.
AA_API struct aa_rx_geom *	aa_rx_geom_mesh (struct aa_rx_geom_opt *opt, struct aa_rx_mesh *mesh)
	Attach a mesh to frame.
AA_API void	aa_rx_geom_attach (struct aa_rx_sg *sg, const char *frame, struct aa_rx_geom *geom)
	Attach geometry to the scene graph.
AA_API unsigned	aa_rx_geom_refcount (const struct aa_rx_geom *g)
	Return the reference count value of `g'.
AA_API unsigned	aa_rx_mesh_refcount (const struct aa_rx_mesh *sg)
	Return the reference count value of `m'.

Detailed Description

Geometric objects (shapes and meshes)

Definition in file scene_geom.h.

Enumeration Type Documentation

enum aa_rx_geom_shape

Enumeration of geometry shape types.

Enumerator
AA_RX_NOSHAPE	Invalid shape.
AA_RX_MESH	A triangular mesh shape.
AA_RX_BOX	A box (cube) shape.
AA_RX_SPHERE	A sphere (ball) shape.
AA_RX_CYLINDER	A cylinder shape.
AA_RX_CONE	A cone shape.
AA_RX_GRID	A grid-lines shape.

Definition at line 219 of file scene_geom.h.

Function Documentation

AA_API void aa_rx_geom_opt_set_collision	(	struct aa_rx_geom_opt *	opt,
		int	collision
	)

Set collision flag.

Does this geometry represent a collision object?

AA_API void aa_rx_geom_opt_set_visual	(	struct aa_rx_geom_opt *	opt,
		int	visual
	)

Set visual flag.

Does this geometry represent a visual object?

AA_API void* aa_rx_geom_shape	(	const struct aa_rx_geom *	g,
		enum aa_rx_geom_shape *	shape_type
	)

Extract the shape type from a geometry object.

Parameters

[in]	g	the geometry object
[out]	shape_type	the shape of the geometry

Returns

poiner to the shape