draw_buffers.h File Reference

#include <tamtypes.h>

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Data Structures
struct	texinfo_t
struct	framebuffer_t
struct	zbuffer_t
struct	texbuffer_t
struct	clutbuffer_t

Macros
#define	TEXTURE_COMPONENTS_RGB   0
#define	TEXTURE_COMPONENTS_RGBA   1
#define	TEXTURE_FUNCTION_MODULATE   0
#define	TEXTURE_FUNCTION_DECAL   1
#define	TEXTURE_FUNCTION_HIGHLIGHT   2
#define	TEXTURE_FUNCTION_HIGHLIGHT2   3
#define	CLUT_STORAGE_MODE1   0
#define	CLUT_STORAGE_MODE2   1
#define	CLUT_NO_LOAD   0
#define	CLUT_LOAD   1
#define	CLUT_LOAD_COPY_CBP0   2
#define	CLUT_LOAD_COPY_CBP1   3
#define	CLUT_COMPARE_CBP0   4
#define	CLUT_COMPARE_CBP1   5

Functions
unsigned char	draw_log2 (unsigned int x)
qword_t *	draw_framebuffer (qword_t *q, int context, framebuffer_t *frame)
qword_t *	draw_zbuffer (qword_t *q, int context, zbuffer_t *zbuffer)
qword_t *	draw_texturebuffer (qword_t *q, int context, texbuffer_t *texbuffer, clutbuffer_t *clut)
qword_t *	draw_clutbuffer (qword_t *q, int context, int psm, clutbuffer_t *clut)
qword_t *	draw_clut_offset (qword_t *q, int cbw, int u, int v)

Detailed Description

Draw library buffer functions

Definition in file draw_buffers.h.

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Data Structure Documentation

texinfo_t

struct texinfo_t

Definition at line 33 of file draw_buffers.h.

Data Fields
unsigned char	width
unsigned char	height
unsigned char	components
unsigned char	function

framebuffer_t

struct framebuffer_t

Definition at line 40 of file draw_buffers.h.

Data Fields
unsigned int	address
unsigned int	width
unsigned int	height
unsigned int	psm
unsigned int	mask

zbuffer_t

struct zbuffer_t

Definition at line 48 of file draw_buffers.h.

Data Fields
unsigned int	enable
unsigned int	method
unsigned int	address
unsigned int	zsm
unsigned int	mask

texbuffer_t

struct texbuffer_t

Definition at line 56 of file draw_buffers.h.

Collaboration diagram for texbuffer_t:

Data Fields
unsigned int	address
unsigned int	width
unsigned int	psm
texinfo_t	info

clutbuffer_t

struct clutbuffer_t

Definition at line 63 of file draw_buffers.h.

Data Fields
unsigned int	address
unsigned int	psm
unsigned int	storage_mode
unsigned int	start
unsigned int	load_method

Macro Definition Documentation

TEXTURE_COMPONENTS_RGB

#define TEXTURE_COMPONENTS_RGB   0

Texture Color Components

Definition at line 12 of file draw_buffers.h.

TEXTURE_COMPONENTS_RGBA

#define TEXTURE_COMPONENTS_RGBA   1

Definition at line 13 of file draw_buffers.h.

TEXTURE_FUNCTION_MODULATE

#define TEXTURE_FUNCTION_MODULATE   0

Texture Function

Definition at line 16 of file draw_buffers.h.

TEXTURE_FUNCTION_DECAL

#define TEXTURE_FUNCTION_DECAL   1

Definition at line 17 of file draw_buffers.h.

TEXTURE_FUNCTION_HIGHLIGHT

#define TEXTURE_FUNCTION_HIGHLIGHT   2

Definition at line 18 of file draw_buffers.h.

TEXTURE_FUNCTION_HIGHLIGHT2

#define TEXTURE_FUNCTION_HIGHLIGHT2   3

Definition at line 19 of file draw_buffers.h.

CLUT_STORAGE_MODE1

#define CLUT_STORAGE_MODE1   0

CLUT Storage Mode

Definition at line 22 of file draw_buffers.h.

CLUT_STORAGE_MODE2

#define CLUT_STORAGE_MODE2   1

Definition at line 23 of file draw_buffers.h.

CLUT_NO_LOAD

#define CLUT_NO_LOAD   0

CLUT Load Control

Definition at line 26 of file draw_buffers.h.

CLUT_LOAD

#define CLUT_LOAD   1

Definition at line 27 of file draw_buffers.h.

CLUT_LOAD_COPY_CBP0

#define CLUT_LOAD_COPY_CBP0   2

Definition at line 28 of file draw_buffers.h.

CLUT_LOAD_COPY_CBP1

#define CLUT_LOAD_COPY_CBP1   3

Definition at line 29 of file draw_buffers.h.

CLUT_COMPARE_CBP0

#define CLUT_COMPARE_CBP0   4

Definition at line 30 of file draw_buffers.h.

CLUT_COMPARE_CBP1

#define CLUT_COMPARE_CBP1   5

Definition at line 31 of file draw_buffers.h.

Function Documentation

draw_log2()

unsigned char draw_log2 ( unsigned int x )

extern

Returns the power of 2 needed for texture width and height

Definition at line 349 of file draw.c.

References draw_log2().

Referenced by draw_log2().

draw_framebuffer()

qword_t * draw_framebuffer ( qword_t * q, int context, framebuffer_t * frame )

extern

Framebuffer Attributes

Definition at line 33 of file draw_environment.c.

References draw_framebuffer(), GIF_FLG_PACKED, GIF_REG_AD, and GS_REG_FRAME.

Referenced by draw_framebuffer().

draw_zbuffer()

qword_t * draw_zbuffer ( qword_t * q, int context, zbuffer_t * zbuffer )

extern

ZBuffer Attributes

Definition at line 45 of file draw_environment.c.

References draw_zbuffer(), GIF_FLG_PACKED, GIF_REG_AD, and GS_REG_ZBUF.

Referenced by draw_zbuffer().

draw_texturebuffer()

qword_t * draw_texturebuffer ( qword_t * q, int context, texbuffer_t * texbuffer, clutbuffer_t * clut )

extern

TextureBuffer Attributes

Definition at line 57 of file draw_environment.c.

References draw_texturebuffer(), GIF_FLG_PACKED, GIF_REG_AD, and GS_REG_TEX0.

Referenced by draw_texturebuffer().

draw_clutbuffer()

qword_t * draw_clutbuffer ( qword_t * q, int context, int psm, clutbuffer_t * clut )

extern

CLUT Storage Mode 1 Information

Definition at line 77 of file draw_environment.c.

References draw_clutbuffer(), GIF_FLG_PACKED, GIF_REG_AD, and GS_REG_TEX2.

Referenced by draw_clutbuffer().

draw_clut_offset()

qword_t * draw_clut_offset ( qword_t * q, int cbw, int u, int v )

extern

CLUT Storage Mode 2 Information

Definition at line 95 of file draw_environment.c.

References draw_clut_offset(), GIF_FLG_PACKED, GIF_REG_AD, and GS_REG_TEXCLUT.

Referenced by draw_clut_offset().