| 1 | // vim:shiftwidth=2:expandtab |
| 2 | #include <string.h> |
| 3 | #ifdef LOADER |
| 4 | #include "../loader/realfuncs.h" |
| 5 | #endif |
| 6 | |
| 7 | #include "host_fb.h" |
| 8 | |
| 9 | static void *host_screen; |
| 10 | static int host_stride; |
| 11 | |
| 12 | #if defined(PND) |
| 13 | |
| 14 | #include "fbdev.c" |
| 15 | |
| 16 | static struct vout_fbdev *fbdev; |
| 17 | |
| 18 | void *host_video_flip(void) |
| 19 | { |
| 20 | host_screen = vout_fbdev_flip(fbdev); |
| 21 | return host_screen; |
| 22 | } |
| 23 | |
| 24 | int host_video_init(int *stride, int no_dblbuf) |
| 25 | { |
| 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(); |
| 41 | |
| 42 | return 0; |
| 43 | } |
| 44 | |
| 45 | #elif defined(WIZ) |
| 46 | |
| 47 | #include "warm.c" |
| 48 | #include "wiz_video.c" |
| 49 | |
| 50 | void *host_video_flip(void) |
| 51 | { |
| 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(); |
| 105 | } |
| 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 | |