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1 | /*************************************************************************** |
2 | * Copyright (C) 2010 PCSX4ALL Team * |
3 | * Copyright (C) 2010 Unai * |
4 | * * |
5 | * This program is free software; you can redistribute it and/or modify * |
6 | * it under the terms of the GNU General Public License as published by * |
7 | * the Free Software Foundation; either version 2 of the License, or * |
8 | * (at your option) any later version. * |
9 | * * |
10 | * This program is distributed in the hope that it will be useful, * |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
13 | * GNU General Public License for more details. * |
14 | * * |
15 | * You should have received a copy of the GNU General Public License * |
16 | * along with this program; if not, write to the * |
17 | * Free Software Foundation, Inc., * |
18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA. * |
19 | ***************************************************************************/ |
20 | |
21 | #ifndef _OP_BLEND_H_ |
22 | #define _OP_BLEND_H_ |
23 | |
24 | // GPU Blending operations functions |
25 | |
26 | #define gpuBlending00(uSrc,uDst) \ |
27 | { \ |
28 | asm ("and %[src], %[src], %[msk] " : [src] "=r" (uSrc) : "0" (uSrc), [msk] "r" (uMsk) ); \ |
29 | asm ("and %[dst], %[dst], %[msk] " : [dst] "=r" (uDst) : "0" (uDst), [msk] "r" (uMsk) ); \ |
30 | asm ("add %[src], %[dst], %[src] " : [src] "=r" (uSrc) : [dst] "r" (uDst), "0" (uSrc) ); \ |
31 | asm ("mov %[src], %[src], lsr #1 " : [src] "=r" (uSrc) : "0" (uSrc) ); \ |
32 | } |
33 | |
34 | // 1.0 x Back + 1.0 x Forward |
35 | #define gpuBlending01(uSrc,uDst) \ |
36 | { \ |
37 | u16 st,dt,out; \ |
38 | asm ("and %[dt], %[dst], #0x7C00 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
39 | asm ("and %[st], %[src], #0x7C00 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
40 | asm ("add %[out], %[dt], %[st] " : [out] "=r" (out) : [dt] "r" (dt), [st] "r" (st) ); \ |
41 | asm ("cmp %[out], #0x7C00 " : : [out] "r" (out) : "cc" ); \ |
42 | asm ("movhi %[out], #0x7C00 " : [out] "=r" (out) : "0" (out) ); \ |
43 | asm ("and %[dt], %[dst], #0x03E0 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
44 | asm ("and %[st], %[src], #0x03E0 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
45 | asm ("add %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) ); \ |
46 | asm ("cmp %[dt], #0x03E0 " : : [dt] "r" (dt) : "cc" ); \ |
47 | asm ("movhi %[dt], #0x03E0 " : [dt] "=r" (dt) : "0" (dt) ); \ |
48 | asm ("orr %[out], %[out], %[dt] " : [out] "=r" (out) : "0" (out), [dt] "r" (dt) ); \ |
49 | asm ("and %[dt], %[dst], #0x001F " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
50 | asm ("and %[st], %[src], #0x001F " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
51 | asm ("add %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) ); \ |
52 | asm ("cmp %[dt], #0x001F " : : [dt] "r" (dt) : "cc" ); \ |
53 | asm ("movhi %[dt], #0x001F " : [dt] "=r" (dt) : "0" (dt) ); \ |
54 | asm ("orr %[uSrc], %[out], %[dt] " : [uSrc] "=r" (uSrc) : [out] "r" (out), [dt] "r" (dt) ); \ |
55 | } |
56 | |
57 | // 1.0 x Back - 1.0 x Forward */ |
58 | #define gpuBlending02(uSrc,uDst) \ |
59 | { \ |
60 | u16 st,dt,out; \ |
61 | asm ("and %[dt], %[dst], #0x7C00 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
62 | asm ("and %[st], %[src], #0x7C00 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
63 | asm ("subs %[out], %[dt], %[st] " : [out] "=r" (out) : [dt] "r" (dt), [st] "r" (st) : "cc" ); \ |
64 | asm ("movmi %[out], #0x0000 " : [out] "=r" (out) : "0" (out) ); \ |
65 | asm ("and %[dt], %[dst], #0x03E0 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
66 | asm ("and %[st], %[src], #0x03E0 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
67 | asm ("subs %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) : "cc" ); \ |
68 | asm ("orrpl %[out], %[out], %[dt] " : [out] "=r" (out) : "0" (out), [dt] "r" (dt) ); \ |
69 | asm ("and %[dt], %[dst], #0x001F " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
70 | asm ("and %[st], %[src], #0x001F " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
71 | asm ("subs %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) : "cc" ); \ |
72 | asm ("orrpl %[out], %[out], %[dt] " : [out] "=r" (out) : "0" (out), [dt] "r" (dt) ); \ |
73 | asm ("mov %[uSrc], %[out]" : [uSrc] "=r" (uSrc) : [out] "r" (out) ); \ |
74 | } |
75 | |
76 | // 1.0 x Back + 0.25 x Forward */ |
77 | #define gpuBlending03(uSrc,uDst) \ |
78 | { \ |
79 | u16 st,dt,out; \ |
80 | asm ("mov %[src], %[src], lsr #2 " : [src] "=r" (uSrc) : "0" (uSrc) ); \ |
81 | asm ("and %[dt], %[dst], #0x7C00 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
82 | asm ("and %[st], %[src], #0x1C00 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
83 | asm ("add %[out], %[dt], %[st] " : [out] "=r" (out) : [dt] "r" (dt), [st] "r" (st) ); \ |
84 | asm ("cmp %[out], #0x7C00 " : : [out] "r" (out) : "cc" ); \ |
85 | asm ("movhi %[out], #0x7C00 " : [out] "=r" (out) : "0" (out) ); \ |
86 | asm ("and %[dt], %[dst], #0x03E0 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
87 | asm ("and %[st], %[src], #0x00E0 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
88 | asm ("add %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) ); \ |
89 | asm ("cmp %[dt], #0x03E0 " : : [dt] "r" (dt) : "cc" ); \ |
90 | asm ("movhi %[dt], #0x03E0 " : [dt] "=r" (dt) : "0" (dt) ); \ |
91 | asm ("orr %[out], %[out], %[dt] " : [out] "=r" (out) : "0" (out), [dt] "r" (dt) ); \ |
92 | asm ("and %[dt], %[dst], #0x001F " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
93 | asm ("and %[st], %[src], #0x0007 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
94 | asm ("add %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) ); \ |
95 | asm ("cmp %[dt], #0x001F " : : [dt] "r" (dt) : "cc" ); \ |
96 | asm ("movhi %[dt], #0x001F " : [dt] "=r" (dt) : "0" (dt) ); \ |
97 | asm ("orr %[uSrc], %[out], %[dt] " : [uSrc] "=r" (uSrc) : [out] "r" (out), [dt] "r" (dt) ); \ |
98 | } |
99 | |
100 | #endif //_OP_BLEND_H_ |