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56 lines
2.0 KiB
Python
56 lines
2.0 KiB
Python
import zlib
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def run(target, source, env):
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src = str(source[0])
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dst = str(target[0])
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with open(src, "rb") as f, open(dst, "w", encoding="utf-8", newline="\n") as g:
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buf = f.read()
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decomp_size = len(buf)
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# Use maximum zlib compression level to further reduce file size
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# (at the cost of initial build times).
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buf = zlib.compress(buf, zlib.Z_BEST_COMPRESSION)
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g.write(
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"""/* THIS FILE IS GENERATED DO NOT EDIT */
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#ifndef GDEXTENSION_INTERFACE_DUMP_H
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#define GDEXTENSION_INTERFACE_DUMP_H
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#ifdef TOOLS_ENABLED
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#include "core/io/compression.h"
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#include "core/io/file_access.h"
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#include "core/string/ustring.h"
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"""
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)
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g.write("static const int _gdextension_interface_data_compressed_size = " + str(len(buf)) + ";\n")
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g.write("static const int _gdextension_interface_data_uncompressed_size = " + str(decomp_size) + ";\n")
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g.write("static const unsigned char _gdextension_interface_data_compressed[] = {\n")
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for i in range(len(buf)):
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g.write("\t" + str(buf[i]) + ",\n")
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g.write("};\n")
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g.write(
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"""
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class GDExtensionInterfaceDump {
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public:
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static void generate_gdextension_interface_file(const String &p_path) {
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Ref<FileAccess> fa = FileAccess::open(p_path, FileAccess::WRITE);
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ERR_FAIL_COND_MSG(fa.is_null(), vformat("Cannot open file '%s' for writing.", p_path));
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Vector<uint8_t> data;
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data.resize(_gdextension_interface_data_uncompressed_size);
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int ret = Compression::decompress(data.ptrw(), _gdextension_interface_data_uncompressed_size, _gdextension_interface_data_compressed, _gdextension_interface_data_compressed_size, Compression::MODE_DEFLATE);
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ERR_FAIL_COND_MSG(ret == -1, "Compressed file is corrupt.");
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fa->store_buffer(data.ptr(), data.size());
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};
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};
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#endif // TOOLS_ENABLED
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#endif // GDEXTENSION_INTERFACE_DUMP_H
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"""
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)
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