graphics.h File Reference

graphics header More...

#include "base.h"
#include <epoxy/gl.h>
#include <GL/glu.h>

Classes
struct	graphics_stack_t
	Structure describing a gl_area and its parameters, used to create a table of Gem-graph client current gl_areas. More...

Macros
#define	VERTEX_SHADER_FILE   "src/shader.vert"
	phantom documentation
#define	FRAG_SHADER_FILE   "src/shader.frag"
	phantom documentation
#define	GL_TARGET_MAJOR_VERSION   0
	phantom documentation
#define	GL_TARGET_MINOR_VERSION   4
	phantom documentation

Functions
bool	graphics_render_stack (GtkWidget *container_widget)
	Structure describing a gl_area and its parameters, used to create a table of Gem-graph client current gl_areas.
bool	graphics_setup_glarea (int target_mode, GtkWidget *target_widget)
	phantom documentation
int	graphics_init (void *error_buffer)
	Initializes a gl_area.
void	graphics_draw (const int graphics_stack_id)
	Draws the current buffer to a gl_area.
bool	graphics_shutdown (const int graphics_stack_id, void *error_buffer)
	Shutdowns a gl_area.
bool	graphics_init_shaders (const int graphics_stack_id)
	Initializes the shaders of a gl_area and link them to a program.
bool	graphics_init_graphics_stack (void *container_widget, GError *error_buffer)
	phantom documentation
bool	graphics_shutdown_graphics_stack (void *container_widget, GError *error_buffer)
	phantom documentation
bool	graphics_update_axis_stack (GtkWidget *container_widget, int axis, int value)
	phantom documentation
void	graphics_init_buffers (const int graphics_stack_id)
	Initializes the buffer of a gl_area Calls according to the user preferences.
void	graphics_draw_vertex (const int graphics_stack_id, GLfloat x, GLfloat y, GLfloat z)
	Draws a vertex (x, y, z) if (console) prints (x, y, z) values to console.
void	graphics_draw_line (const int graphics_stack_id, GLuint a, GLuint b)
	Writes values to describe a line from a to b into the line buffer.
void	graphics_draw_plan (const int graphics_stack_id, GLuint a, GLuint b, GLuint c)
	Writes values to describe an (a,b,c) plan (triangle) into the plan buffer.
void	graphics_draw_color (const int graphics_stack_id, GLfloat r, GLfloat g, GLfloat b)
	Draws the color (r, g, b) associated to a vertex if (console) prints (r, g, b) values to console.
void	graphics_model_setup (const int graphics_stack_id)
	graphics_model_setup
int	graphics_draw_one_arrow_vertex (const int graphics_stack_id, int space_X, int space_Y, int space_Z, int weight, int site, int x, int y, int z)
	Draws one arrow vertex (x, y, z) if (console) prints (x, y, z) values to console.
int	graphics_draw_one_arrow_line (const int graphics_stack_id, int offset_vertex)
	Draws one arrow vertex (x, y, z) if (console) prints (x, y, z) values to console.
int	graphics_draw_space_ridges_vertex (const int graphics_stack_id, long offset_vertex, long x, long y, long z)
	Writes grid ridges to vertex and color buffers.
int	graphics_draw_space_ridges_lines (const int graphics_stack_id)
	draw_space_ridges_lines
long	graphics_draw_grids_on_space_faces_vertex (const int graphics_stack_id, long x, long y, long z)
	Writes grid lines on space faces.
long	graphics_draw_grids_on_space_faces_lines (const int graphics_stack_id, long offset_vertex, long x, long y, long z)
	phantom documentation used to test the functioning of doxygen
int	graphics_set_arrow (int graphics_stack_id, int arrows_nb, int space_X, int space_Y, int space_Z, int requested_weight, int site, int arrow_x, int arrow_y, int arrow_z)
	set_arrow

Variables
struct graphics_stack_t *	graphics_stack
	Dynamic array of ptrs to dynamically allocated gl_area_entry.

Detailed Description

graphics header

This file is part of Gem-graph.

Function Documentation

graphics_draw()

void graphics_draw

(

const int

stack_id

)

Draws the current buffer to a gl_area.

Parameters

graphics_stack_id
stack_id	gl_area, ptr to the gl_area widget

graphics_draw_color()

void graphics_draw_color	(	const int	stack_id,
		GLfloat	r,
		GLfloat	g,
		GLfloat	b
	)

Draws the color (r, g, b) associated to a vertex if (console) prints (r, g, b) values to console.

Parameters

graphics_stack_id
r
g
b

Draws the color (r, g, b) associated to a vertex if (console) prints (r, g, b) values to console.

Parameters

color

GLfloat(r,g,b)

graphics_draw_grids_on_space_faces_lines()

long graphics_draw_grids_on_space_faces_lines	(	const int	graphics_stack_id,
		long	offset_vertex,
		long	x,
		long	y,
		long	z
	)

phantom documentation used to test the functioning of doxygen

Parameters

graphics_stack_id
offset_vertex
x
y
z

Returns

l

graphics_draw_grids_on_space_faces_vertex()

long graphics_draw_grids_on_space_faces_vertex	(	const int	stack_id,
		long	x,
		long	y,
		long	z
	)

Writes grid lines on space faces.

Parameters

graphics_stack_id
x
y
z

Returns

l

Writes grid lines on space faces.

graphics_draw_line()

void graphics_draw_line	(	const int	stack_id,
		GLuint	a,
		GLuint	b
	)

Writes values to describe a line from a to b into the line buffer.

@use liste de fonctions GTK

Parameters

coords	GLuint (a,b)
graphics_stack_id
a
b
coords	GLuint (a,b)

graphics_draw_one_arrow_line()

int graphics_draw_one_arrow_line	(	const int	graphics_stack_id,
		int	offset_vertex
	)

Draws one arrow vertex (x, y, z) if (console) prints (x, y, z) values to console.

Parameters

graphics_stack_id
offset_vertex

Returns

i

graphics_draw_one_arrow_vertex()

int graphics_draw_one_arrow_vertex	(	const int	graphics_stack_id,
		int	space_X,
		int	space_Y,
		int	space_Z,
		int	weight,
		int	site,
		int	x,
		int	y,
		int	z
	)

Draws one arrow vertex (x, y, z) if (console) prints (x, y, z) values to console.

Parameters

graphics_stack_id
space_X
space_Y
space_Z
weight
site
x
y
z

Returns

i

graphics_draw_plan()

void graphics_draw_plan	(	const int	stack_id,
		GLuint	a,
		GLuint	b,
		GLuint	c
	)

Writes values to describe an (a,b,c) plan (triangle) into the plan buffer.

Parameters

coords	GLuint (a,b,c)
graphics_stack_id
a
b
c

graphics_draw_space_ridges_lines()

int graphics_draw_space_ridges_lines

(

const int

stack_id

)

draw_space_ridges_lines

Parameters

graphics_stack_id

Returns

i

draw_space_ridges_lines

graphics_draw_space_ridges_vertex()

int graphics_draw_space_ridges_vertex	(	const int	stack_id,
		long	offset_vertex,
		long	x,
		long	y,
		long	z
	)

Writes grid ridges to vertex and color buffers.

Parameters

graphics_stack_id
offset_vertex
x
y
z

Returns

i

Writes grid ridges to vertex and color buffers.

graphics_draw_vertex()

void graphics_draw_vertex	(	const int	stack_id,
		GLfloat	x,
		GLfloat	y,
		GLfloat	z
	)

Draws a vertex (x, y, z) if (console) prints (x, y, z) values to console.

Parameters

GLfloat	x, GLfloat y, GLfloat z
graphics_stack_id
x
y
z

Draws a vertex (x, y, z) if (console) prints (x, y, z) values to console.

Parameters

coords

GLfloat(x,y,z)

graphics_init()

int graphics_init

(

void *

error_buffer

)

Initializes a gl_area.

Parameters

*error_buffer

gl_area, ptr to the gl_area widget

Returns

true if initialized

Initializes a gl_area.

Parameters

gl_area,ptr

to the gl_area widget

Returns

id if initialized

graphics_init_buffers()

void graphics_init_buffers

(

const int

stack_id

)

Initializes the buffer of a gl_area Calls according to the user preferences.

Parameters

gl_area,ptr	to the gl_area widget
graphics_stack_id	gl_area, ptr to the gl_area widget
gl_area,ptr	to the gl_area widget

Returns

void

graphics_init_shaders()

bool graphics_init_shaders

(

const int

stack_id

)

Initializes the shaders of a gl_area and link them to a program.

Parameters

graphics_stack_id

gl_area, ptr to the gl_area widget

Returns

true if initialized

Parameters

gl_area,ptr

to the gl_area widget

Returns

true if initialized

graphics_model_setup()

void graphics_model_setup

(

const int

graphics_stack_id

)

graphics_model_setup

Parameters

graphics_stack_id

graphics_set_arrow()

int graphics_set_arrow	(	int	graphics_stack_id,
		int	arrows_nb,
		int	space_X,
		int	space_Y,
		int	space_Z,
		int	requested_weight,
		int	site,
		int	arrow_x,
		int	arrow_y,
		int	arrow_z
	)

set_arrow

Parameters

graphics_stack_id
arrows_nb
space_X
space_Y
space_Z
requested_weight
site
x
y
z

Returns

i

graphics_shutdown()

bool graphics_shutdown	(	const int	id,
		void *	error_buffer
	)

Shutdowns a gl_area.

Parameters

graphics_stack_id
*error_buffer

Returns

true if success

Parameters

gl_area,ptr

to the gl_area widget

Returns

true if success

Variable Documentation

graphics_stack

struct graphics_stack_t* graphics_stack

extern

Dynamic array of ptrs to dynamically allocated gl_area_entry.

Dynamic array of ptrs to dynamically allocated gl_area_entry.