1 /***************************************************************************
2 * Copyright (C) 2010 PCSX4ALL Team *
3 * Copyright (C) 2010 Unai *
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. *
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. *
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 ***************************************************************************/
24 // GPU Blending operations functions
26 #define gpuBlending00(uSrc,uDst) \
28 asm ("and %[src], %[src], %[msk]\n" \
29 "and %[dst], %[dst], %[msk]\n" \
30 "add %[src], %[dst], %[src]\n" \
31 "mov %[src], %[src], lsr #1\n" \
32 : [src] "=&r" (uSrc), [dst] "=&r" (uDst) : "0" (uSrc), "1" (uDst), [msk] "r" (uMsk)); \
35 // 1.0 x Back + 1.0 x Forward
36 #define gpuBlending01(uSrc,uDst) \
39 asm ("and %[dt], %[dst], #0x7C00\n" \
40 "and %[st], %[src], #0x7C00\n" \
41 "add %[out], %[dt], %[st] \n" \
42 "cmp %[out], #0x7C00 \n" \
43 "movhi %[out], #0x7C00 \n" \
44 "and %[dt], %[dst], #0x03E0\n" \
45 "and %[st], %[src], #0x03E0\n" \
46 "add %[dt], %[dt], %[st] \n" \
47 "cmp %[dt], #0x03E0 \n" \
48 "movhi %[dt], #0x03E0 \n" \
49 "orr %[out], %[out], %[dt] \n" \
50 "and %[dt], %[dst], #0x001F\n" \
51 "and %[st], %[src], #0x001F\n" \
52 "add %[dt], %[dt], %[st] \n" \
53 "cmp %[dt], #0x001F \n" \
54 "movhi %[dt], #0x001F \n" \
55 "orr %[src], %[out], %[dt] \n" \
56 : [src] "=r" (uSrc), [st] "=&r" (st), [dt] "=&r" (dt), [out] "=&r" (out) \
57 : [dst] "r" (uDst), "0" (uSrc) : "cc"); \
60 // 1.0 x Back - 1.0 x Forward */
61 #define gpuBlending02(uSrc,uDst) \
64 asm ("and %[dt], %[dst], #0x7C00\n" \
65 "and %[st], %[src], #0x7C00\n" \
66 "subs %[out], %[dt], %[st] \n" \
67 "movmi %[out], #0x0000 \n" \
68 "and %[dt], %[dst], #0x03E0\n" \
69 "and %[st], %[src], #0x03E0\n" \
70 "subs %[dt], %[dt], %[st] \n" \
71 "orrpl %[out], %[out], %[dt] \n" \
72 "and %[dt], %[dst], #0x001F\n" \
73 "and %[st], %[src], #0x001F\n" \
74 "subs %[dt], %[dt], %[st] \n" \
75 "orrpl %[out], %[out], %[dt] \n" \
76 "mov %[src], %[out] \n" \
77 : [src] "=r" (uSrc), [st] "=&r" (st), [dt] "=&r" (dt), [out] "=&r" (out) \
78 : [dst] "r" (uDst), "0" (uSrc) : "cc"); \
81 // 1.0 x Back + 0.25 x Forward */
82 #define gpuBlending03(uSrc,uDst) \
85 asm ("mov %[src], %[src], lsr #2 \n" \
86 "and %[dt], %[dst], #0x7C00\n" \
87 "and %[st], %[src], #0x1C00\n" \
88 "add %[out], %[dt], %[st] \n" \
89 "cmp %[out], #0x7C00 \n" \
90 "movhi %[out], #0x7C00 \n" \
91 "and %[dt], %[dst], #0x03E0\n" \
92 "and %[st], %[src], #0x00E0\n" \
93 "add %[dt], %[dt], %[st] \n" \
94 "cmp %[dt], #0x03E0 \n" \
95 "movhi %[dt], #0x03E0 \n" \
96 "orr %[out], %[out], %[dt] \n" \
97 "and %[dt], %[dst], #0x001F\n" \
98 "and %[st], %[src], #0x0007\n" \
99 "add %[dt], %[dt], %[st] \n" \
100 "cmp %[dt], #0x001F \n" \
101 "movhi %[dt], #0x001F \n" \
102 "orr %[src], %[out], %[dt] \n" \
103 : [src] "=r" (uSrc), [st] "=&r" (st), [dt] "=&r" (dt), [out] "=&r" (out) \
104 : [dst] "r" (uDst), "0" (uSrc) : "cc"); \
107 #endif //_OP_BLEND_H_