mirror of
https://github.com/Ttanasart-pt/Pixel-Composer.git
synced 2024-11-14 06:23:55 +01:00
102 lines
3.1 KiB
Plaintext
102 lines
3.1 KiB
Plaintext
function buffer_get_color(buffer, _x, _y, w, h) { #region
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buffer_seek(buffer, buffer_seek_start, (w * _y + _x) * 4);
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var c = buffer_read(buffer, buffer_u32);
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return c;
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} #endregion
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function buffer_get_string(buffer, text = true, limit = 400) { #region
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if(is_array(buffer)) return "[buffer array]";
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if(!buffer_exists(buffer)) return "";
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buffer_seek(buffer, buffer_seek_start, 0);
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var len = min(limit, buffer_get_size(buffer));
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var ss = "";
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for (var i = 0; i < len; i++) {
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var _r = buffer_read(buffer, buffer_u8);
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var _s = text? chr(_r) : dec_to_hex(_r, 2);
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ss += _s;
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if(!text && i % 2) ss += " ";
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}
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return ss;
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} #endregion
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function buffer_from_string(str) { #region
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var _b = buffer_create(string_length(str) * 1, buffer_fast, 1);
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for( var i = 1; i <= string_length(str); i++ )
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buffer_write(_b, buffer_u8, ord(string_char_at(str, i)));
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return _b;
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} #endregion
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function buffer_from_surface(surface, header = true) { #region
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static header_length = 24;
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if(!is_surface(surface)) return noone;
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var bitSize = surface_format_get_bytes(surface_get_format(surface));
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var _b = buffer_create((header_length * header) + surface_get_width_safe(surface) * surface_get_height_safe(surface) * bitSize, buffer_fixed, 1);
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if(header) {
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buffer_write(_b, buffer_text, "PXCS");
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buffer_write(_b, buffer_u16, surface_get_width_safe(surface));
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buffer_write(_b, buffer_u16, surface_get_height_safe(surface));
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buffer_write(_b, buffer_u8, surface_get_format(surface));
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}
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buffer_get_surface(_b, surface, header_length * header);
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return _b;
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} #endregion
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function buffer_from_file(path) { #region
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if(!file_exists_empty(path)) return;
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var _b = buffer_load(path);
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return _b;
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} #endregion
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function buffer_read_at(buffer, position, type) { #region
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buffer_seek(buffer, buffer_seek_start, position);
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return buffer_read(buffer, type);
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} #endregion
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function buffer_serialize(buffer, compress = true) { #region
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INLINE
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if(!buffer_exists(buffer)) return "";
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if(compress) {
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var comp = buffer_compress(buffer, 0, buffer_get_size(buffer));
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return buffer_base64_encode(comp, 0, buffer_get_size(comp));
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}
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return buffer_base64_encode(buffer, 0, buffer_get_size(buffer));
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} #endregion
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function buffer_deserialize(buffer, compress = true) { #region
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INLINE
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var buff = buffer_base64_decode(buffer);
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if(!compress) return buff;
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return buffer_decompress(buff);
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} #endregion
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function buffer_getPixel(buffer, _w, _h, _x, _y) { #region
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if(_x < 0 || _y < 0 || _x >= _w || _y >= _h) return 0;
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buffer_seek(buffer, buffer_seek_start, (_w * _y + _x) * 4);
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return buffer_read(buffer, buffer_u32);
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} #endregion
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function buffer_setPixel(buffer, _w, _h, _x, _y, _c) { #region
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if(_x < 0 || _y < 0 || _x >= _w || _y >= _h) return 0;
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buffer_seek(buffer, buffer_seek_start, (_w * _y + _x) * 4);
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buffer_write(buffer, buffer_u32, _c);
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} #endregion
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function buffer_compress_string(str) { #region
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var _len = string_length(str);
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var buffer = buffer_create(1, buffer_grow, 1);
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buffer_write(buffer, buffer_string, str);
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return buffer_compress(buffer, 0, buffer_get_size(buffer));
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} #endregion |