86aad47b |
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 | #ifdef __arm__ |
27 | #define gpuBlending00(uSrc,uDst) \ |
28 | { \ |
29 | asm ("and %[src], %[src], %[msk] " : [src] "=r" (uSrc) : "0" (uSrc), [msk] "r" (uMsk) ); \ |
30 | asm ("and %[dst], %[dst], %[msk] " : [dst] "=r" (uDst) : "0" (uDst), [msk] "r" (uMsk) ); \ |
31 | asm ("add %[src], %[dst], %[src] " : [src] "=r" (uSrc) : [dst] "r" (uDst), "0" (uSrc) ); \ |
32 | asm ("mov %[src], %[src], lsr #1 " : [src] "=r" (uSrc) : "0" (uSrc) ); \ |
33 | } |
34 | #else |
35 | #define gpuBlending00(uSrc,uDst) \ |
36 | { \ |
37 | uSrc = (((uDst & uMsk) + (uSrc & uMsk)) >> 1); \ |
38 | } |
39 | #endif |
40 | |
41 | // 1.0 x Back + 1.0 x Forward |
42 | #ifdef __arm__ |
43 | #define gpuBlending01(uSrc,uDst) \ |
44 | { \ |
45 | u16 st,dt,out; \ |
46 | asm ("and %[dt], %[dst], #0x7C00 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
47 | asm ("and %[st], %[src], #0x7C00 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
48 | asm ("add %[out], %[dt], %[st] " : [out] "=r" (out) : [dt] "r" (dt), [st] "r" (st) ); \ |
49 | asm ("cmp %[out], #0x7C00 " : : [out] "r" (out) : "cc" ); \ |
50 | asm ("movhi %[out], #0x7C00 " : [out] "=r" (out) : "0" (out) ); \ |
51 | asm ("and %[dt], %[dst], #0x03E0 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
52 | asm ("and %[st], %[src], #0x03E0 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
53 | asm ("add %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) ); \ |
54 | asm ("cmp %[dt], #0x03E0 " : : [dt] "r" (dt) : "cc" ); \ |
55 | asm ("movhi %[dt], #0x03E0 " : [dt] "=r" (dt) : "0" (dt) ); \ |
56 | asm ("orr %[out], %[out], %[dt] " : [out] "=r" (out) : "0" (out), [dt] "r" (dt) ); \ |
57 | asm ("and %[dt], %[dst], #0x001F " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
58 | asm ("and %[st], %[src], #0x001F " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
59 | asm ("add %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) ); \ |
60 | asm ("cmp %[dt], #0x001F " : : [dt] "r" (dt) : "cc" ); \ |
61 | asm ("movhi %[dt], #0x001F " : [dt] "=r" (dt) : "0" (dt) ); \ |
62 | asm ("orr %[uSrc], %[out], %[dt] " : [uSrc] "=r" (uSrc) : [out] "r" (out), [dt] "r" (dt) ); \ |
63 | } |
64 | #else |
65 | #define gpuBlending01(uSrc,uDst) \ |
66 | { \ |
67 | u16 rr, gg, bb; \ |
68 | bb = (uDst & 0x7C00) + (uSrc & 0x7C00); if (bb > 0x7C00) bb = 0x7C00; \ |
69 | gg = (uDst & 0x03E0) + (uSrc & 0x03E0); if (gg > 0x03E0) gg = 0x03E0; bb |= gg; \ |
70 | rr = (uDst & 0x001F) + (uSrc & 0x001F); if (rr > 0x001F) rr = 0x001F; bb |= rr; \ |
71 | uSrc = bb; \ |
72 | } |
73 | #endif |
74 | |
75 | // 1.0 x Back - 1.0 x Forward */ |
76 | #ifdef __arm__ |
77 | #define gpuBlending02(uSrc,uDst) \ |
78 | { \ |
79 | u16 st,dt,out; \ |
80 | asm ("and %[dt], %[dst], #0x7C00 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
81 | asm ("and %[st], %[src], #0x7C00 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
82 | asm ("subs %[out], %[dt], %[st] " : [out] "=r" (out) : [dt] "r" (dt), [st] "r" (st) : "cc" ); \ |
83 | asm ("movmi %[out], #0x0000 " : [out] "=r" (out) : "0" (out) ); \ |
84 | asm ("and %[dt], %[dst], #0x03E0 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
85 | asm ("and %[st], %[src], #0x03E0 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
86 | asm ("subs %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) : "cc" ); \ |
87 | asm ("orrpl %[out], %[out], %[dt] " : [out] "=r" (out) : "0" (out), [dt] "r" (dt) ); \ |
88 | asm ("and %[dt], %[dst], #0x001F " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
89 | asm ("and %[st], %[src], #0x001F " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
90 | asm ("subs %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) : "cc" ); \ |
91 | asm ("orrpl %[out], %[out], %[dt] " : [out] "=r" (out) : "0" (out), [dt] "r" (dt) ); \ |
92 | asm ("mov %[uSrc], %[out]" : [uSrc] "=r" (uSrc) : [out] "r" (out) ); \ |
93 | } |
94 | #else |
95 | #define gpuBlending02(uSrc,uDst) \ |
96 | { \ |
97 | s32 rr, gg, bb; \ |
98 | bb = (uDst & 0x7C00) - (uSrc & 0x7C00); if (bb < 0) bb = 0; \ |
99 | gg = (uDst & 0x03E0) - (uSrc & 0x03E0); if (gg > 0) bb |= gg; \ |
100 | rr = (uDst & 0x001F) - (uSrc & 0x001F); if (rr > 0) bb |= rr; \ |
101 | uSrc = bb; \ |
102 | } |
103 | #endif |
104 | |
105 | // 1.0 x Back + 0.25 x Forward */ |
106 | #ifdef __arm__ |
107 | #define gpuBlending03(uSrc,uDst) \ |
108 | { \ |
109 | u16 st,dt,out; \ |
110 | asm ("mov %[src], %[src], lsr #2 " : [src] "=r" (uSrc) : "0" (uSrc) ); \ |
111 | asm ("and %[dt], %[dst], #0x7C00 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
112 | asm ("and %[st], %[src], #0x1C00 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
113 | asm ("add %[out], %[dt], %[st] " : [out] "=r" (out) : [dt] "r" (dt), [st] "r" (st) ); \ |
114 | asm ("cmp %[out], #0x7C00 " : : [out] "r" (out) : "cc" ); \ |
115 | asm ("movhi %[out], #0x7C00 " : [out] "=r" (out) : "0" (out) ); \ |
116 | asm ("and %[dt], %[dst], #0x03E0 " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
117 | asm ("and %[st], %[src], #0x00E0 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
118 | asm ("add %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) ); \ |
119 | asm ("cmp %[dt], #0x03E0 " : : [dt] "r" (dt) : "cc" ); \ |
120 | asm ("movhi %[dt], #0x03E0 " : [dt] "=r" (dt) : "0" (dt) ); \ |
121 | asm ("orr %[out], %[out], %[dt] " : [out] "=r" (out) : "0" (out), [dt] "r" (dt) ); \ |
122 | asm ("and %[dt], %[dst], #0x001F " : [dt] "=r" (dt) : [dst] "r" (uDst) ); \ |
123 | asm ("and %[st], %[src], #0x0007 " : [st] "=r" (st) : [src] "r" (uSrc) ); \ |
124 | asm ("add %[dt], %[dt], %[st] " : [dt] "=r" (dt) : "0" (dt), [st] "r" (st) ); \ |
125 | asm ("cmp %[dt], #0x001F " : : [dt] "r" (dt) : "cc" ); \ |
126 | asm ("movhi %[dt], #0x001F " : [dt] "=r" (dt) : "0" (dt) ); \ |
127 | asm ("orr %[uSrc], %[out], %[dt] " : [uSrc] "=r" (uSrc) : [out] "r" (out), [dt] "r" (dt) ); \ |
128 | } |
129 | #else |
130 | #define gpuBlending03(uSrc,uDst) \ |
131 | { \ |
132 | u16 rr, gg, bb; \ |
133 | uSrc >>= 2; \ |
134 | bb = (uDst & 0x7C00) + (uSrc & 0x1C00); if (bb > 0x7C00) bb = 0x7C00; \ |
135 | gg = (uDst & 0x03E0) + (uSrc & 0x00E0); if (gg > 0x03E0) gg = 0x03E0; bb |= gg; \ |
136 | rr = (uDst & 0x001F) + (uSrc & 0x0007); if (rr > 0x001F) rr = 0x001F; bb |= rr; \ |
137 | uSrc = bb; \ |
138 | } |
139 | #endif |
140 | |
141 | #endif //_OP_BLEND_H_ |