27 GRAPHICS ENGINE (GE)
S1C33L26 TECHNICAL MANUAL
Seiko Epson Corporation
27-37
QUAD_FILL Command (Solid Filled Quadrilateral Drawing)
27.5.10
Bit
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
CMD
0x18
0xffff
ARG1
Effect Setting
Color
reserved
C
lip
E
na
bl
e
Tr
an
sp
ar
en
t E
na
bl
e
P
al
et
te
S
el
ec
t
S
yn
c
E
na
bl
e
W
rit
e
E
ffe
ct
S
et
tin
g
ARG2
Y1 Coordinate
X1 Coordinate
ARG3
Y2 Coordinate
X2 Coordinate
ARG4
Y3 Coordinate
X3 Coordinate
ARG5
Y4 Coordinate
X4 Coordinate
The QUAD_FILL command draws a solid filled quadrilateral specified with the X and Y coordinates of the four
vertices, and a color.
Argument 1 (Drawing effects and color)
D[31:24] Reserved
D23
Clip Enable Bit
Enables or disables the clipping function. (See Section 27.3.5.)
1: Clipping enabled
0: Clipping disabled
D22
Transparent Enable Bit
Enables or disables transparency. (See Section 27.3.5.)
1: Transparency enabled
0: Transparency disabled
D[21:20] Palette Select[1:0] Bits
Selects the palette to be used when converting colors with a palette. (See Section 27.3.5.)
5.10.1 Palette Selection
Table 27.
Palette Select[1:0] bits
Palette
0x3
Palette 3
0x2
Palette 2
0x1
Palette 1
0x0
Not used
D19
Sync Enable Bit
Enables or disables the LCDC synchronization function. (See Section 27.3.5.)
1: Enabled (Synchronized)
0: Disabled (Not synchronized)
D[18:16] Write Effect Setting[2:0] Bits
Selects a writing effect. (See Section 27.3.5.)
5.10.2 Writing Effect Selections
Table 27.
Write Effect Setting[2:0] bits
Writing effect
0x7–0x4
Reserved
0x3
Rewrite
0x2
Mesh
0x1
XOR
0x0
Normal (Fill)
D[15:0] Color[15:0] Bits
Specifies the drawing color.
The effective bits depend on the GE bpp mode (set using DISP_BPP[2:0]/GE_DISP_CFG register).