SH7764 Datasheet, PDF (1164/1752 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC Engine Family SH-4A Series

Section 23 G2D
23.2.2 Line Drawing Commands
(1) LINEA
(a) Function
Draws a polygonal line with any width in the destination area while referencing a multi-valued (8-
or 16-bit/pixel) source.
(b) Command Format
• REL = 0
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
OP CODE = 1011_0010
Reserve (all 0)
Draw Mode
000
Base Address (quad word address)
000
0000
TDX (8 ≤ TDX ≤ 4088)
0 0 000 0 0
TDY (1 ≤ TDY ≤ 4095)
0000
TXOFS (0 ≤ TXOFS ≤ TDX − 1)
n (2 ≤ n ≤ 65535)
Reserve (all 0)
0 0 0 0 0 0 0 0 0 0 W (0,2 ≤ W ≤ 63)
Sign
DX1 (-32768 ≤ DX1 ≤ 32767)
Sign
DY1 (-32768 ≤ DY1 ≤ 32767)
Sign
:
Sign
:
Sign
:
Sign
:
Sign
DXn (-32768 ≤ DXn ≤ 32767)
Sign
DYn (-32768 ≤ DYn ≤ 32767)
Notes: 1. When W = 0, set TDY to 1.
2. When n = 0 or 1, correct operation is not guaranteed.
Rev. 1.00 Nov. 22, 2007 Page 1108 of 1692
REJ09B0360-0100