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Macros
#define	GRAPH_VRAM_MAX_WORDS 1048576

#define	GRAPH_ALIGN_PAGE 2048

#define	GRAPH_ALIGN_BLOCK 64

Functions
int	graph_vram_allocate (int width, int height, int psm, int alignment)

void	graph_vram_free (int address)

void	graph_vram_clear (void)

int	graph_vram_size (int width, int height, int psm, int alignment)

Detailed Description

Graph library VRAM

Definition in file graph_vram.h.

Macro Definition Documentation

◆ GRAPH_VRAM_MAX_WORDS

#define GRAPH_VRAM_MAX_WORDS 1048576

Each word is 1 32-bit pixel

Definition at line 10 of file graph_vram.h.

◆ GRAPH_ALIGN_PAGE

#define GRAPH_ALIGN_PAGE 2048

Frame Buffer and Z Buffer

Definition at line 13 of file graph_vram.h.

◆ GRAPH_ALIGN_BLOCK

#define GRAPH_ALIGN_BLOCK 64

Texture Buffer and CLUT Buffer

Definition at line 16 of file graph_vram.h.

Function Documentation

◆ graph_vram_allocate()

int graph_vram_allocate	(	int	width,
		int	height,
		int	psm,
		int	alignment
	)

Allocates vram and returns vram base pointer

Definition at line 7 of file graph_vram.c.

References graph_vram_allocate(), GRAPH_VRAM_MAX_WORDS, and graph_vram_size().

Referenced by graph_vram_allocate().

◆ graph_vram_free()

void graph_vram_free ( int address )

Frees in FIFO order...

Definition at line 30 of file graph_vram.c.

References graph_vram_free().

Referenced by graph_vram_free().

◆ graph_vram_clear()

void graph_vram_clear ( void )

Clears the vram status

Definition at line 37 of file graph_vram.c.

References graph_vram_clear().

Referenced by graph_vram_clear().

◆ graph_vram_size()

int graph_vram_size	(	int	width,
		int	height,
		int	psm,
		int	alignment
	)

Calculate the size in vram of a texture or buffer

Definition at line 44 of file graph_vram.c.

References graph_vram_size(), GS_PSM_16, GS_PSM_16S, GS_PSM_24, GS_PSM_32, GS_PSM_4, GS_PSM_4HH, GS_PSM_4HL, GS_PSM_8, GS_PSM_8H, GS_PSMZ_16, GS_PSMZ_16S, GS_PSMZ_24, and GS_PSMZ_32.

Referenced by graph_vram_allocate(), and graph_vram_size().

Macros

Functions