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1 | // vim:shiftwidth=2:expandtab |
2 | #include <string.h> |
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3 | #ifdef LOADER |
4 | #include "../loader/realfuncs.h" |
5 | #endif |
6 | |
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7 | #include "host_fb.h" |
8 | |
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9 | static void *host_screen; |
10 | static int host_stride; |
11 | |
12 | #if defined(PND) |
13 | |
14 | #include "fbdev.c" |
15 | |
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16 | static struct vout_fbdev *fbdev; |
17 | |
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18 | void *host_video_flip(void) |
19 | { |
20 | host_screen = vout_fbdev_flip(fbdev); |
21 | return host_screen; |
22 | } |
23 | |
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24 | int host_video_init(int *stride, int no_dblbuf) |
25 | { |
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26 | const char *fbdev_name; |
27 | int w, h; |
28 | |
29 | fbdev_name = getenv("FBDEV"); |
30 | if (fbdev_name == NULL) |
31 | fbdev_name = "/dev/fb1"; |
32 | |
33 | fbdev = vout_fbdev_init(fbdev_name, &w, &h, no_dblbuf); |
34 | if (fbdev == NULL) |
35 | return -1; |
36 | |
37 | host_stride = w * 2; |
38 | if (stride != 0) |
39 | *stride = host_stride; |
40 | host_video_flip(); |
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41 | |
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42 | return 0; |
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43 | } |
44 | |
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45 | #elif defined(WIZ) |
46 | |
47 | #include "warm.c" |
48 | #include "wiz_video.c" |
49 | |
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50 | void *host_video_flip(void) |
51 | { |
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52 | vout_gp2x_flip(); |
53 | host_screen = g_screen_ptr; |
54 | return host_screen; |
55 | } |
56 | |
57 | int host_video_init(int *stride, int no_dblbuf) |
58 | { |
59 | int ret; |
60 | |
61 | host_stride = 320 * 2; |
62 | if (stride != 0) |
63 | *stride = host_stride; |
64 | |
65 | ret = vout_gp2x_init(no_dblbuf); |
66 | if (ret != 0) |
67 | return ret; |
68 | |
69 | host_video_flip(); |
70 | return 0; |
71 | } |
72 | |
73 | #endif |
74 | |
75 | static unsigned short host_pal[256]; |
76 | |
77 | static void host_update_pal(unsigned int *pal) |
78 | { |
79 | unsigned short *dstp = host_pal; |
80 | int i; |
81 | |
82 | for (i = 0; i < 256; i++, pal++, dstp++) { |
83 | unsigned int t = *pal; |
84 | *dstp = ((t >> 8) & 0xf800) | ((t >> 5) & 0x07e0) | ((t >> 3) & 0x001f); |
85 | } |
86 | } |
87 | |
88 | void host_video_blit4(const unsigned char *src, int w, int h, unsigned int *pal) |
89 | { |
90 | unsigned short *dst = host_screen; |
91 | unsigned short *hpal = host_pal; |
92 | int i, u; |
93 | |
94 | if (pal != NULL) |
95 | host_update_pal(pal); |
96 | |
97 | for (i = 0; i < 240; i++, dst += host_stride / 2 - 320) { |
98 | for (u = 320 / 2; u > 0; u--, src++) { |
99 | *dst++ = hpal[*src >> 4]; |
100 | *dst++ = hpal[*src & 0x0f]; |
101 | } |
102 | } |
103 | |
104 | host_video_flip(); |
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105 | } |
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106 | |
107 | void host_video_blit8(const unsigned char *src, int w, int h, unsigned int *pal) |
108 | { |
109 | unsigned short *dst = host_screen; |
110 | unsigned short *hpal = host_pal; |
111 | int i, u; |
112 | |
113 | if (pal != NULL) |
114 | host_update_pal(pal); |
115 | |
116 | for (i = 0; i < 240; i++, dst += host_stride / 2 - 320) { |
117 | for (u = 320 / 4; u > 0; u--) { |
118 | *dst++ = hpal[*src++]; |
119 | *dst++ = hpal[*src++]; |
120 | *dst++ = hpal[*src++]; |
121 | *dst++ = hpal[*src++]; |
122 | } |
123 | } |
124 | |
125 | host_video_flip(); |
126 | } |
127 | |
128 | void host_video_blit16(const unsigned short *src, int w, int h) |
129 | { |
130 | unsigned short *dst = host_screen; |
131 | int i; |
132 | |
133 | for (i = 0; i < 240; i++, dst += host_stride / 2, src += 320) |
134 | memcpy(dst, src, 320*2); |
135 | |
136 | host_video_flip(); |
137 | } |
138 | |