tr.cpp File Reference

#include "common/assertion.h"
#include <math.h>
#include <cstdlib>
#include <GL/gl.h>
#include <GL/glu.h>
#include "tr.h"

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Classes
struct	_TRctx

Macros
#define	DEFAULT_TILE_WIDTH   256
#define	DEFAULT_TILE_HEIGHT   256
#define	DEFAULT_TILE_BORDER   0

Functions
TRcontext *	trNew (void)
void	trDelete (TRcontext *tr)
void	trTileSize (TRcontext *tr, GLint width, GLint height, GLint border)
void	trTileBuffer (TRcontext *tr, GLenum format, GLenum type, GLvoid *image)
void	trImageSize (TRcontext *tr, GLint width, GLint height)
void	trImageBuffer (TRcontext *tr, GLenum format, GLenum type, GLvoid *image)
GLint	trGet (TRcontext *tr, TRenum param)
void	trRowOrder (TRcontext *tr, TRenum order)
void	trOrtho (TRcontext *tr, GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble zNear, GLdouble zFar)
void	trFrustum (TRcontext *tr, GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble zNear, GLdouble zFar)
void	trPerspective (TRcontext *tr, GLdouble fovy, GLdouble aspect, GLdouble zNear, GLdouble zFar)
void	trBeginTile (TRcontext *tr)
int	trEndTile (TRcontext *tr)
void	trRasterPos3f (TRcontext *tr, GLfloat x, GLfloat y, GLfloat z)

Macro Definition Documentation

DEFAULT_TILE_BORDER

#define DEFAULT_TILE_BORDER   0

Referenced by trNew().

DEFAULT_TILE_HEIGHT

#define DEFAULT_TILE_HEIGHT   256

Referenced by trNew().

DEFAULT_TILE_WIDTH

#define DEFAULT_TILE_WIDTH   256

Referenced by trNew().

Function Documentation

trBeginTile()

void trBeginTile

(

TRcontext *

tr

)

References _TRctx::CurrentTile.

Referenced by BasicGLPane::saveImage().

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trDelete()

void trDelete

(

TRcontext *

tr

)

Referenced by BasicGLPane::saveImage().

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trEndTile()

int trEndTile

(

TRcontext *

tr

)

References ASSERT, _TRctx::Columns, _TRctx::CurrentColumn, _TRctx::CurrentRow, _TRctx::CurrentTile, _TRctx::CurrentTileHeight, _TRctx::CurrentTileWidth, _TRctx::ImageBuffer, _TRctx::ImageFormat, _TRctx::ImageType, _TRctx::ImageWidth, _TRctx::Rows, _TRctx::TileBorder, _TRctx::TileBuffer, _TRctx::TileFormat, _TRctx::TileHeightNB, _TRctx::TileType, _TRctx::TileWidthNB, and _TRctx::ViewportSave.

Referenced by BasicGLPane::saveImage().

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trFrustum()

void trFrustum	(	TRcontext *	tr,
		GLdouble	left,
		GLdouble	right,
		GLdouble	bottom,
		GLdouble	top,
		GLdouble	zNear,
		GLdouble	zFar
	)

References _TRctx::Bottom, _TRctx::Far, _TRctx::Left, _TRctx::Near, _TRctx::Perspective, _TRctx::Right, and _TRctx::Top.

Referenced by trPerspective().

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trGet()

GLint trGet	(	TRcontext *	tr,
		TRenum	param
	)

References _TRctx::Columns, _TRctx::CurrentColumn, _TRctx::CurrentRow, _TRctx::CurrentTile, _TRctx::CurrentTileHeight, _TRctx::CurrentTileWidth, _TRctx::ImageHeight, _TRctx::ImageWidth, _TRctx::RowOrder, _TRctx::Rows, _TRctx::TileBorder, _TRctx::TileHeight, _TRctx::TileWidth, TR_COLUMNS, TR_CURRENT_COLUMN, TR_CURRENT_ROW, TR_CURRENT_TILE_HEIGHT, TR_CURRENT_TILE_WIDTH, TR_IMAGE_HEIGHT, TR_IMAGE_WIDTH, TR_ROW_ORDER, TR_ROWS, TR_TILE_BORDER, TR_TILE_HEIGHT, and TR_TILE_WIDTH.

Referenced by BasicGLPane::saveImage().

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trImageBuffer()

void trImageBuffer	(	TRcontext *	tr,
		GLenum	format,
		GLenum	type,
		GLvoid *	image
	)

References _TRctx::ImageBuffer, _TRctx::ImageFormat, and _TRctx::ImageType.

Referenced by BasicGLPane::updateClearColour().

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trImageSize()

void trImageSize	(	TRcontext *	tr,
		GLint	width,
		GLint	height
	)

References _TRctx::ImageHeight, and _TRctx::ImageWidth.

Referenced by BasicGLPane::updateClearColour().

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trNew()

TRcontext* trNew

(

void

)

References _TRctx::CurrentTile, DEFAULT_TILE_BORDER, DEFAULT_TILE_HEIGHT, DEFAULT_TILE_WIDTH, _TRctx::RowOrder, _TRctx::TileBorder, _TRctx::TileHeight, _TRctx::TileWidth, and TR_BOTTOM_TO_TOP.

Referenced by BasicGLPane::updateClearColour().

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trOrtho()

void trOrtho	(	TRcontext *	tr,
		GLdouble	left,
		GLdouble	right,
		GLdouble	bottom,
		GLdouble	top,
		GLdouble	zNear,
		GLdouble	zFar
	)

References _TRctx::Bottom, _TRctx::Far, _TRctx::Left, _TRctx::Near, _TRctx::Perspective, _TRctx::Right, and _TRctx::Top.

Referenced by BasicGLPane::saveImage().

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trPerspective()

void trPerspective	(	TRcontext *	tr,
		GLdouble	fovy,
		GLdouble	aspect,
		GLdouble	zNear,
		GLdouble	zFar
	)

References M_PI, and trFrustum().

Referenced by BasicGLPane::saveImage().

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trRasterPos3f()

void trRasterPos3f	(	TRcontext *	tr,
		GLfloat	x,
		GLfloat	y,
		GLfloat	z
	)

References _TRctx::CurrentTile, _TRctx::CurrentTileHeight, and _TRctx::CurrentTileWidth.

trRowOrder()

void trRowOrder	(	TRcontext *	tr,
		TRenum	order
	)

References _TRctx::RowOrder, TR_BOTTOM_TO_TOP, and TR_TOP_TO_BOTTOM.

Referenced by BasicGLPane::updateClearColour().

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trTileBuffer()

void trTileBuffer	(	TRcontext *	tr,
		GLenum	format,
		GLenum	type,
		GLvoid *	image
	)

References _TRctx::TileBuffer, _TRctx::TileFormat, and _TRctx::TileType.

trTileSize()

void trTileSize	(	TRcontext *	tr,
		GLint	width,
		GLint	height,
		GLint	border
	)

References ASSERT, _TRctx::TileBorder, _TRctx::TileHeight, _TRctx::TileHeightNB, _TRctx::TileWidth, and _TRctx::TileWidthNB.

Referenced by BasicGLPane::updateClearColour().

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