testshell/io/display.h File Reference

Functions for rendering. More...

#include <GL/glew.h>
#include <GL/glut.h>
#include "vec3.h"
#include "globals.h"
#include "ovwater.h"

Functions
void	PrintString (float x, float y, const char *text)
	Prints a string on screen.
void	DrawOnScreenInfo ()
	Draws on-screen info.
void	DrawArrow (Vec3f pos, Vec3f dir, float r, float g, float b, bool inverse)
	Draw a 3D arrow.
void	DrawInfo ()
	Draw info in world.
void	DrawTerrain ()
	Draws a simple terrain.
void	DrawSky ()
	Draws a sky.
void	DrawBalloon ()
	Draws balloon floating on the water.
void	DrawBoat ()
	Draws a boat floating on the water.
void	DrawScene ()
	Draw scene.

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Detailed Description

Functions for rendering.

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Function Documentation

void DrawArrow	(	Vec3f	pos,
		Vec3f	dir,
		float	r,
		float	g,
		float	b,
		bool	inverse = false
	)

Draw a 3D arrow.

Parameters:

	pos	position of arrow
	dir	direction of arrow
	r	red
	g	green
	b	blue

See also:

DrawInfo()

void DrawBalloon

(

)

Draws balloon floating on the water.

void DrawBoat

(

)

Draws a boat floating on the water.

void DrawInfo

(

)

Draw info in world.

Draws axis, wind direction and light direction.

See also:

DrawArrow()

void DrawOnScreenInfo

(

)

Draws on-screen info.

Prints values and parameters on-screen.

See also:

PrintString()

void DrawScene

(

)

Draw scene.

This function calls all the other draw methods to generate the scene.

See also:

DrawTerrain(), OVDrawWater(), DrawInfo() and DrawOnScreenInfo()

void DrawSky

(

)

Draws a sky.

void DrawTerrain

(

)

Draws a simple terrain.

void PrintString	(	float	x,
		float	y,
		const char *	text
	)

Prints a string on screen.

The function use a Bitmap font to render a string.

Parameters:

	x	the upper left x position
	y	the upper left y position
	text	the string to be printed

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