draw_sampling.h File Reference

#include <tamtypes.h>

Go to the source code of this file.

Classes
struct	lod_t
struct	mipmap_t
struct	texwrap_t

Macros
#define	LOD_FORMULAIC   0
#define	LOD_USE_K   1
#define	LOD_MAG_NEAREST   0
#define	LOD_MAG_LINEAR   1
#define	LOD_MIN_NEAREST   0
#define	LOD_MIN_LINEAR   1
#define	LOD_MIN_NEAR_MIPMAP_NEAR   2
#define	LOD_MIN_NEAR_MIPMAP_LINE   3
#define	LOD_MIN_LINE_MIPMAP_NEAR   4
#define	LOD_MIN_LINE_MIPMAP_LINE   5
#define	LOD_MIPMAP_REGISTER   0
#define	LOD_MIPMAP_CALCULATE   1
#define	WRAP_REPEAT   0
#define	WRAP_CLAMP   1
#define	WRAP_REGION_CLAMP   2
#define	WRAP_REGION_REPEAT   3
#define	ALPHA_EXPAND_NORMAL   0
#define	ALPHA_EXPAND_TRANSPARENT   1

Functions
qword_t *	draw_texture_sampling (qword_t *q, int context, lod_t *lod)
qword_t *	draw_mipmap1 (qword_t *q, int context, mipmap_t *mipmap)
qword_t *	draw_mipmap2 (qword_t *q, int context, mipmap_t *mipmap)
qword_t *	draw_texture_wrapping (qword_t *q, int context, texwrap_t *wrap)
qword_t *	draw_texture_expand_alpha (qword_t *q, unsigned char zero_value, int expand, unsigned char one_value)

Detailed Description

Draw library sampling functions

Definition in file draw_sampling.h.

Macro Definition Documentation

ALPHA_EXPAND_NORMAL

#define ALPHA_EXPAND_NORMAL   0

Texture Alpha Expansion

Definition at line 37 of file draw_sampling.h.

ALPHA_EXPAND_TRANSPARENT

#define ALPHA_EXPAND_TRANSPARENT   1

Definition at line 38 of file draw_sampling.h.

LOD_FORMULAIC

#define LOD_FORMULAIC   0

Level of Detail

Definition at line 13 of file draw_sampling.h.

LOD_MAG_LINEAR

#define LOD_MAG_LINEAR   1

Definition at line 18 of file draw_sampling.h.

LOD_MAG_NEAREST

#define LOD_MAG_NEAREST   0

Texture Scaling

Definition at line 17 of file draw_sampling.h.

LOD_MIN_LINE_MIPMAP_LINE

#define LOD_MIN_LINE_MIPMAP_LINE   5

Definition at line 24 of file draw_sampling.h.

LOD_MIN_LINE_MIPMAP_NEAR

#define LOD_MIN_LINE_MIPMAP_NEAR   4

Definition at line 23 of file draw_sampling.h.

LOD_MIN_LINEAR

#define LOD_MIN_LINEAR   1

Definition at line 20 of file draw_sampling.h.

LOD_MIN_NEAR_MIPMAP_LINE

#define LOD_MIN_NEAR_MIPMAP_LINE   3

Definition at line 22 of file draw_sampling.h.

LOD_MIN_NEAR_MIPMAP_NEAR

#define LOD_MIN_NEAR_MIPMAP_NEAR   2

Definition at line 21 of file draw_sampling.h.

LOD_MIN_NEAREST

#define LOD_MIN_NEAREST   0

Definition at line 19 of file draw_sampling.h.

LOD_MIPMAP_CALCULATE

#define LOD_MIPMAP_CALCULATE   1

Definition at line 28 of file draw_sampling.h.

LOD_MIPMAP_REGISTER

#define LOD_MIPMAP_REGISTER   0

Mipmaps

Definition at line 27 of file draw_sampling.h.

LOD_USE_K

#define LOD_USE_K   1

Definition at line 14 of file draw_sampling.h.

WRAP_CLAMP

#define WRAP_CLAMP   1

Definition at line 32 of file draw_sampling.h.

WRAP_REGION_CLAMP

#define WRAP_REGION_CLAMP   2

Definition at line 33 of file draw_sampling.h.

WRAP_REGION_REPEAT

#define WRAP_REGION_REPEAT   3

Definition at line 34 of file draw_sampling.h.

WRAP_REPEAT

#define WRAP_REPEAT   0

Texture wrapping

Definition at line 31 of file draw_sampling.h.

Function Documentation

draw_mipmap1()

qword_t * draw_mipmap1 ( qword_t * q, int context, mipmap_t * mipmap )

extern

Mipmap levels 1-3

Definition at line 243 of file draw_environment.c.

draw_mipmap2()

qword_t * draw_mipmap2 ( qword_t * q, int context, mipmap_t * mipmap )

extern

Mipmap levels 4-6

Definition at line 258 of file draw_environment.c.

draw_texture_expand_alpha()

qword_t * draw_texture_expand_alpha ( qword_t * q, unsigned char zero_value, int expand, unsigned char one_value )

extern

Alpha Expansion Values

Definition at line 315 of file draw_environment.c.

draw_texture_sampling()

qword_t * draw_texture_sampling ( qword_t * q, int context, lod_t * lod )

extern

Texture Sampling, Level-of-Detail, and Filtering

Definition at line 230 of file draw_environment.c.

draw_texture_wrapping()

qword_t * draw_texture_wrapping ( qword_t * q, int context, texwrap_t * wrap )

extern

Texture Clamping

Definition at line 301 of file draw_environment.c.