| [80] | 1 | /********************************************************************** <BR>
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| 2 | This file is part of Crack dot Com's free source code release of
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| 3 | Golgotha. <a href="http://www.crack.com/golgotha_release"> <BR> for
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| 4 | information about compiling & licensing issues visit this URL</a>
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| 5 | <PRE> If that doesn't help, contact Jonathan Clark at
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| 6 | golgotha_source@usa.net (Subject should have "GOLG" in it)
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| 7 | ***********************************************************************/
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| 8 |
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| 9 | #include "image/image.hh"
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| 10 | #include "tex_cache.hh"
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| 11 | #include "tex_id.hh"
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| 12 | #include "mip.hh"
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| 13 | #include "file/file.hh"
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| 14 | #include "r1_res.hh"
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| 15 | #include "memory/malloc.hh"
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| 16 |
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| 17 | int r1_load_gtext(w32 id, i4_image_class **images)
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| 18 | {
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| 19 | i4_file_class *fp;
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| 20 | tex_cache_header_t theader;
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| 21 | mipheader_t header;
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| 22 |
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| 23 | fp=i4_open(r1_get_cache_file());
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| 24 | if (!fp)
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| 25 | return 0;
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| 26 |
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| 27 | theader.read(fp);
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| 28 | delete fp;
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| 29 |
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| 30 |
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| 31 | i4_str *fn = r1_texture_id_to_filename(id, r1_get_decompressed_dir());
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| 32 | fp=i4_open(*fn);
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| 33 | delete fn;
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| 34 | if (!fp)
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| 35 | return 0;
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| 36 |
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| 37 | header.read(fp);
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| 38 |
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| 39 | int w=header.base_width, h=header.base_height, i;
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| 40 | const i4_pal *pal;
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| 41 |
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| 42 | if (header.flags & R1_MIP_IS_TRANSPARENT)
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| 43 | pal=i4_pal_man.register_pal(&theader.chroma_format);
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| 44 | else if (header.flags & R1_MIP_IS_ALPHATEXTURE)
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| 45 | pal=i4_pal_man.register_pal(&theader.alpha_format);
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| 46 | else
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| 47 | pal=i4_pal_man.register_pal(&theader.regular_format);
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| 48 |
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| 49 | for (i=0; i<header.num_mip_levels; i++)
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| 50 | {
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| 51 | fp->seek(header.offsets[i]+8);
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| 52 |
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| 53 | w16 *data=(w16 *)i4_malloc(w*h*2,"");
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| 54 | fp->read(data,w*h*2);
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| 55 |
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| 56 |
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| 57 | i4_image_class *im=i4_create_image(w,h, pal, (w8 *)data, w*2);
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| 58 | im->dont_free_data=i4_F;
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| 59 |
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| 60 | images[i]=im;
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| 61 | w/=2;
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| 62 | h/=2;
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| 63 | }
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| 64 | delete fp;
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| 65 |
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| 66 | return header.num_mip_levels;
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| 67 | }
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