blob: 007bfa348170257dfd7bf4c59283fadb1280a9ce (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
|
#include "ArmNative.h"
#include "endianutils.h"
#include "../shared.h"
void O_WidePortrait(void *userData68KP) {
OSysWidePtr dataP = (OSysWideType *)userData68KP;
Coord x, y;
UInt8 *dst = (UInt8 *)ReadUnaligned32(&(dataP->dst));
UInt8 *src1 = (UInt8 *)ReadUnaligned32(&(dataP->src));
UInt8 *src2 = src1;
for (x = 0; x < WIDE_HALF_WIDTH; x++) {
for (y = 0; y < WIDE_HALF_HEIGHT; y++) {
*dst++ = *src1;
src1 += WIDE_PITCH;
*dst++ = *src1;
*dst++ = *src1;
src1 += WIDE_PITCH;
}
src1 = --src2;
dst += 20; // we draw 200pix scaled to 1.5 = 300, screen width=320, so next is 20
for (y = 0; y < WIDE_HALF_HEIGHT; y++) {
*dst++ = *src1;
src1 += WIDE_PITCH;
*dst++ = *src1;
*dst++ = *src1;
src1 += WIDE_PITCH;
}
src1 = --src2;
dst += 20;
MemMove(dst, dst - WIDE_PITCH, 300); // 300 = 200 x 1.5
dst += WIDE_PITCH;
}
}
|
