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Amiga Developer CD v1.2
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copper.i
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1992-09-01
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IFND GRAPHICS_COPPER_I
GRAPHICS_COPPER_I SET 1
**
** $Filename: graphics/copper.i $
** $Release: 2.04 Includes, V37.4 $
** $Revision: 37.1 $
** $Date: 91/02/12 $
**
** graphics copper list intruction definitions
**
** (C) Copyright 1985-1991 Commodore-Amiga, Inc.
** All Rights Reserved
**
IFND EXEC_TYPES_I
include 'exec/types.i'
ENDC
COPPER_MOVE equ 0 * pseude opcode for move #XXXX,dir
COPPER_WAIT equ 1 * pseudo opcode for wait y,x
CPRNXTBUF equ 2 * continue processing with next buffer
CPR_NT_LOF equ $8000 * copper instruction only for short frames
CPR_NT_SHT equ $4000 * copper instruction only for long frames
CPR_NT_SYS equ $2000 * copper user instruction only
STRUCTURE CopIns,0
WORD ci_OpCode * 0 = move, 1 = wait
STRUCT ci_nxtlist,0 * UNION
STRUCT ci_VWaitPos,0
STRUCT ci_DestAddr,2
STRUCT ci_HWaitPos,0
STRUCT ci_DestData,2
LABEL ci_SIZEOF
* structure of cprlist that points to list that hardware actually executes
STRUCTURE cprlist,0
APTR crl_Next
APTR crl_start
WORD crl_MaxCount
LABEL crl_SIZEOF
STRUCTURE CopList,0
APTR cl_Next * next block for this copper list
APTR cl__CopList * system use
APTR cl__ViewPort * system use
APTR cl_CopIns * start of this block
APTR cl_CopPtr * intermediate ptr
APTR cl_CopLStart * mrgcop fills this in for Long Frame
APTR cl_CopSStart * mrgcop fills this in for Short Frame
WORD cl_Count * intermediate counter
WORD cl_MaxCount * max # of copins for this block
WORD cl_DyOffset * offset this copper list vertical waits
LABEL cl_SIZEOF
STRUCTURE UCopList,0
APTR ucl_Next
APTR ucl_FirstCopList * head node of this copper list
APTR ucl_CopList * node in use
LABEL ucl_SIZEOF
* private graphics data structure
STRUCTURE copinit,0
STRUCT copinit_vsync_hblank,4
STRUCT copinit_diwstart,8
STRUCT copinit_diagstrt,8
STRUCT copinit_sprstrtup,2*(2*8*2)
STRUCT copinit_wait14,2*(2+2)
STRUCT copinit_genloc,2*(4+(2*2)+2)
STRUCT copinit_sprstop,8
LABEL copinit_SIZEOF
ENDC ; GRAPHICS_COPPER_I