#include <tamtypes.h>

Include dependency graph for draw_masking.h:

This graph shows which files directly or indirectly include this file:

Macros
#define	SCAN_MASK_NORMAL 0

#define	SCAN_MASK_ODD 2

#define	SCAN_MASK_EVEN 3

#define	COLOR_CLAMP_MASK 0

#define	COLOR_CLAMP_ENABLE 1

Functions
qword_t *	draw_scan_masking (qword_t *q, int mask)

qword_t *	draw_color_clamping (qword_t *q, int enable)

Detailed Description

Draw library masking functions

Definition in file draw_masking.h.

Macro Definition Documentation

◆ COLOR_CLAMP_ENABLE

#define COLOR_CLAMP_ENABLE 1

Definition at line 18 of file draw_masking.h.

◆ COLOR_CLAMP_MASK

#define COLOR_CLAMP_MASK 0

Color Clamping

Definition at line 17 of file draw_masking.h.

◆ SCAN_MASK_EVEN

#define SCAN_MASK_EVEN 3

Definition at line 14 of file draw_masking.h.

◆ SCAN_MASK_NORMAL

#define SCAN_MASK_NORMAL 0

Scan masking

Definition at line 12 of file draw_masking.h.

◆ SCAN_MASK_ODD

#define SCAN_MASK_ODD 2

Definition at line 13 of file draw_masking.h.

Function Documentation

◆ draw_color_clamping()

qword_t* draw_color_clamping	(	qword_t *	q,
		int	enable
	)

Color Masking/Clamping

Definition at line 163 of file draw_environment.c.

 {
  
         PACK_GIFTAG(q, GIF_SET_TAG(1,0,0,0,GIF_FLG_PACKED,1), GIF_REG_AD);
         q++;
  
         PACK_GIFTAG(q,GS_SET_COLCLAMP(enable),GS_REG_COLCLAMP);
         q++;
  
         return q;
  
 }

References GIF_FLG_PACKED, GIF_REG_AD, GIF_SET_TAG, GS_REG_COLCLAMP, GS_SET_COLCLAMP, and PACK_GIFTAG.

◆ draw_scan_masking()

qword_t* draw_scan_masking	(	qword_t *	q,
		int	mask
	)

Scanline Masking (framebuffer)

Definition at line 150 of file draw_environment.c.

 {
  
         PACK_GIFTAG(q, GIF_SET_TAG(1,0,0,0,GIF_FLG_PACKED,1), GIF_REG_AD);
         q++;
  
         PACK_GIFTAG(q,GS_SET_SCANMSK(mask),GS_REG_SCANMSK);
         q++;
  
         return q;
  
 }

References GIF_FLG_PACKED, GIF_REG_AD, GIF_SET_TAG, GS_REG_SCANMSK, GS_SET_SCANMSK, and PACK_GIFTAG.

Macros

Functions