GXOamAttr

Definition

#include <nitro/gx/g2_oam.h>

typedef struct
{
    union
    {
        u32 attr01;
        struct
        {
            u16 attr0;
            u16 attr1;
        };
        struct
        {
            u32 y:8;
            u32 rsMode:2;
            u32 objMode:2;
            u32 mosaic:1;
            u32 colorMode:1;
            u32 shape:2;

            u32 x:9;
            u32 rsParam:5;
            u32 size:2;
        };
        struct
        {
            u32 _0:28;
            u32 flipH:1;
            u32 flipV:1;
            u32 _1:2;
        };
    };
    union
    {
        struct
        {
            u16 attr2;
            u16 _3;
        };
        u32 attr23;
        struct
        {
            u32 charNo:10;
            u32 priority:2;
            u32 cParam:4;
            u32 _2:16;
        };
    };
}
GXOamAttr;

Elements

y Y coordinate
rsMode Affine transform flag (affine transform ON/OFF, double-size ON/OFF)
objMode OBJ mode
GX_OAM_MODE_NORMAL Normal OBJ
GX_OAM_MODE_XLU Translucent OBJ
GX_OAM_MODE_OBJWND OBJ window
GX_OAM_MODE_BITMAPOBJ Bitmap OBJ
mosaic Mosaic enable/disable
colorMode Color mode
GX_OAM_COLORMODE_16 16-color mode
GX_OAM_COLORMODE_256 256-color mode
shape Shape of OBJ
x X coordinate
rsParam Affine transform parameter selection
size OBJ size
flipH H-flip flag (when affine transform is OFF)
flipV V-flip flag (when affine transform is OFF)
charNo First character name
priority Display order of priority
cParam Color parameter

Description

This structure is for manipulating OAM's OBJ attributes 0-2.

Because members are defined as u16 and u32 bit fields, they can be accessed even when the structure is stored in VRAM.

See Also

G2_SetOBJAttr

Revision History

2004/11/05 Initial version.


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