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1 | /* FCE Ultra - NES/Famicom Emulator |
2 | * |
3 | * This program is free software; you can redistribute it and/or modify |
4 | * it under the terms of the GNU General Public License as published by |
5 | * the Free Software Foundation; either version 2 of the License, or |
6 | * (at your option) any later version. |
7 | * |
8 | * This program is distributed in the hope that it will be useful, |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
11 | * GNU General Public License for more details. |
12 | * |
13 | * You should have received a copy of the GNU General Public License |
14 | * along with this program; if not, write to the Free Software |
15 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
16 | */ |
17 | |
18 | #include <stdio.h> |
19 | #include <string.h> |
20 | #include <sys/time.h> |
21 | |
937bf65b |
22 | #include "../../video.h" |
23 | |
b2b95d2e |
24 | #include "main.h" |
22f08d95 |
25 | #include "gp2x.h" |
35868d35 |
26 | #include "minimal.h" |
b2b95d2e |
27 | #include "fonts.h" |
989672f4 |
28 | #include "asmutils.h" |
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29 | |
35868d35 |
30 | static char fps_str[32]; |
31 | static int framesEmulated, framesRendered; |
32 | |
b2b95d2e |
33 | int gp2x_palette[256]; |
989672f4 |
34 | unsigned short gp2x_palette16[256]; |
b2b95d2e |
35 | |
35868d35 |
36 | int paletterefresh; |
37 | |
6587f346 |
38 | #define FPS_COLOR 1 |
35868d35 |
39 | |
40 | |
35868d35 |
41 | static void gp2x_text(unsigned char *screen, int x, int y, char *text, int color, int flip) |
42 | { |
43 | int i,l,slen; |
44 | slen=strlen(text); |
45 | |
46 | screen=screen+x+y*320; |
47 | |
48 | for (i=0;i<slen;i++) |
49 | { |
50 | for (l=0;l<8;l++) |
51 | { |
52 | |
53 | screen[l*320+0]=(fontdata8x8[((text[i])*8)+l]&0x80)?color:screen[l*320+0]; |
54 | screen[l*320+1]=(fontdata8x8[((text[i])*8)+l]&0x40)?color:screen[l*320+1]; |
55 | screen[l*320+2]=(fontdata8x8[((text[i])*8)+l]&0x20)?color:screen[l*320+2]; |
56 | screen[l*320+3]=(fontdata8x8[((text[i])*8)+l]&0x10)?color:screen[l*320+3]; |
57 | screen[l*320+4]=(fontdata8x8[((text[i])*8)+l]&0x08)?color:screen[l*320+4]; |
58 | screen[l*320+5]=(fontdata8x8[((text[i])*8)+l]&0x04)?color:screen[l*320+5]; |
59 | screen[l*320+6]=(fontdata8x8[((text[i])*8)+l]&0x02)?color:screen[l*320+6]; |
60 | screen[l*320+7]=(fontdata8x8[((text[i])*8)+l]&0x01)?color:screen[l*320+7]; |
61 | |
62 | } |
63 | screen+=8; |
64 | } |
65 | } |
66 | |
67 | |
68 | void CleanSurface(void) |
69 | { |
70 | int c=4; |
71 | while (c--) |
72 | { |
b2b95d2e |
73 | memset(gp2x_screen, 0, 320*240); |
35868d35 |
74 | gp2x_video_flip(); |
75 | } |
b2b95d2e |
76 | XBuf = gp2x_screen; |
35868d35 |
77 | } |
78 | |
79 | |
80 | void KillVideo(void) |
81 | { |
82 | } |
83 | |
84 | |
85 | int InitVideo(void) |
86 | { |
87 | fps_str[0]=0; |
88 | |
89 | CleanSurface(); |
90 | |
91 | puts("Initialized GP2X VIDEO via minimal"); |
92 | |
93 | srendline=0; |
94 | erendline=239; |
b2b95d2e |
95 | XBuf = gp2x_screen; |
35868d35 |
96 | return 1; |
97 | } |
98 | |
99 | |
100 | void ToggleFS(void) |
101 | { |
102 | } |
103 | |
104 | |
989672f4 |
105 | // 16: rrrr rggg gggb bbbb |
35868d35 |
106 | void FCEUD_SetPalette(uint8 index, uint8 r, uint8 g, uint8 b) |
107 | { |
b2b95d2e |
108 | gp2x_palette[index] = (r << 16) | (g << 8) | b; |
989672f4 |
109 | gp2x_palette16[index] = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | (b >> 3); |
b2b95d2e |
110 | gp2x_video_setpalette(gp2x_palette, index + 1); |
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111 | |
112 | paletterefresh = 1; |
113 | } |
114 | |
115 | |
116 | void FCEUD_GetPalette(uint8 index, uint8 * r, uint8 * g, uint8 * b) |
117 | { |
b2b95d2e |
118 | int pix = gp2x_palette[index]; |
119 | *r = (uint8) (pix >> 16); |
120 | *g = (uint8) (pix >> 8); |
121 | *b = (uint8) pix; |
35868d35 |
122 | } |
123 | |
124 | |
125 | static INLINE void printFps(uint8 *screen) |
126 | { |
127 | struct timeval tv_now; |
128 | static int prevsec, needfpsflip = 0; |
129 | |
130 | gettimeofday(&tv_now, 0); |
131 | if (prevsec != tv_now.tv_sec) |
132 | { |
22f08d95 |
133 | sprintf(fps_str, "%2i/%2i", framesRendered, framesEmulated); |
35868d35 |
134 | framesEmulated = framesRendered = 0; |
135 | needfpsflip = 4; |
136 | prevsec = tv_now.tv_sec; |
137 | } |
138 | |
989672f4 |
139 | if (Settings.scaling == 0) |
35868d35 |
140 | { |
141 | if (needfpsflip) |
142 | { |
143 | int y, *destt = (int *) screen; |
937bf65b |
144 | for (y = 20/*240*/; y; y--) |
35868d35 |
145 | { |
6587f346 |
146 | *destt++ = 0; *destt++ = 0; *destt++ = 0; *destt++ = 0; |
147 | *destt++ = 0; *destt++ = 0; *destt++ = 0; *destt++ = 0; |
937bf65b |
148 | destt += 64+8; |
35868d35 |
149 | |
937bf65b |
150 | //*destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; |
151 | //*destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; *destt++ = 0x3F3F3F3F; |
35868d35 |
152 | } |
b547bda7 |
153 | if (Settings.showfps) |
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154 | { |
92e249b1 |
155 | int sep; |
156 | for (sep=1; sep < 5; sep++) |
157 | if (fps_str[sep] == '/' || fps_str[sep] == 0) break; |
158 | fps_str[sep] = 0; |
159 | gp2x_text(screen, 0, 0, fps_str, FPS_COLOR, 0); |
160 | gp2x_text(screen, 0, 10, fps_str+sep+1, FPS_COLOR, 0); |
35868d35 |
161 | } |
162 | needfpsflip--; |
163 | } |
164 | } |
165 | else |
166 | { |
b547bda7 |
167 | if (Settings.showfps) |
35868d35 |
168 | { |
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169 | gp2x_text(screen+32, 0, 0, fps_str, FPS_COLOR, 0); // TODO: firstline |
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170 | } |
171 | } |
172 | } |
173 | |
174 | |
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175 | void BlitScreen(uint8 *buf) |
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176 | { |
35868d35 |
177 | framesEmulated++; |
178 | |
937bf65b |
179 | if (!buf) return; |
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180 | |
181 | framesRendered++; |
182 | |
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183 | printFps(gp2x_screen); |
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184 | |
185 | if (Settings.scaling == 3) |
186 | soft_scale((char *)gp2x_screen + 32, gp2x_palette16, 0, 240); |
187 | |
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188 | gp2x_video_flip(); |
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189 | XBuf = gp2x_screen; |
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190 | } |
191 | |
192 | |