86 lines
3.5 KiB
C++
86 lines
3.5 KiB
C++
////////////////////////////////////////////////////////////////////////////////////////////////////
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//
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// $$$$$$\ $$$$$$\ $$\ $$\ $$$$$$$$\ $$$$$$\ $$$$$$\ $$\ $$\ $$$$$$$$\ $$$$$$$\ $$$$$$\
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// $$ __$$\ $$ __$$\ $$$\ $$ |\__$$ __|$$ __$$\ \_$$ _|$$$\ $$ |$$ _____|$$ __$$\ $$ __$$\
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// $$ / \__|$$ / $$ |$$$$\ $$ | $$ | $$ / $$ | $$ | $$$$\ $$ |$$ | $$ | $$ |$$ / \__|
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// $$ | $$ | $$ |$$ $$\$$ | $$ | $$$$$$$$ | $$ | $$ $$\$$ |$$$$$\ $$$$$$$ |\$$$$$$\
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// $$ | $$ | $$ |$$ \$$$$ | $$ | $$ __$$ | $$ | $$ \$$$$ |$$ __| $$ __$$< \____$$\
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// $$ | $$\ $$ | $$ |$$ |\$$$ | $$ | $$ | $$ | $$ | $$ |\$$$ |$$ | $$ | $$ |$$\ $$ |
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// \$$$$$$ | $$$$$$ |$$ | \$$ | $$ | $$ | $$ |$$$$$$\ $$ | \$$ |$$$$$$$$\ $$ | $$ |\$$$$$$ |
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// \______/ \______/ \__| \__| \__| \__| \__|\______|\__| \__|\________|\__| \__| \______/
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//
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// dqn_containers.cpp
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//
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// NOTE: [$SLIC] Dqn_Slice /////////////////////////////////////////////////////////////////////////
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DQN_API Dqn_Str8 Dqn_Slice_Str8Render(Dqn_Arena *arena, Dqn_Slice<Dqn_Str8> array, Dqn_Str8 separator)
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{
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Dqn_Str8 result = {};
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if (!arena)
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return result;
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Dqn_usize total_size = 0;
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for (Dqn_usize index = 0; index < array.size; index++) {
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if (index)
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total_size += separator.size;
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Dqn_Str8 item = array.data[index];
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total_size += item.size;
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}
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result = Dqn_Str8_Alloc(arena, total_size, Dqn_ZeroMem_No);
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if (result.data) {
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Dqn_usize write_index = 0;
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for (Dqn_usize index = 0; index < array.size; index++) {
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if (index) {
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DQN_MEMCPY(result.data + write_index, separator.data, separator.size);
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write_index += separator.size;
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}
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Dqn_Str8 item = array.data[index];
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DQN_MEMCPY(result.data + write_index, item.data, item.size);
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write_index += item.size;
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}
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}
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return result;
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}
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DQN_API Dqn_Str8 Dqn_Slice_Str8RenderSpaceSeparated(Dqn_Arena *arena, Dqn_Slice<Dqn_Str8> array)
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{
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Dqn_Str8 result = Dqn_Slice_Str8Render(arena, array, DQN_STR8(" "));
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return result;
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}
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#if !defined(DQN_NO_DSMAP)
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// NOTE: [$DMAP] Dqn_DSMap /////////////////////////////////////////////////////////////////////////
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DQN_API Dqn_DSMapKey Dqn_DSMap_KeyU64NoHash(uint64_t u64)
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{
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Dqn_DSMapKey result = {};
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result.type = Dqn_DSMapKeyType_U64NoHash;
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result.payload.u64 = u64;
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result.hash = DQN_CAST(uint32_t)u64;
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return result;
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}
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DQN_API bool Dqn_DSMap_KeyEquals(Dqn_DSMapKey lhs, Dqn_DSMapKey rhs)
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{
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bool result = false;
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if (lhs.type == rhs.type && lhs.hash == rhs.hash) {
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switch (lhs.type) {
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case Dqn_DSMapKeyType_Invalid: result = true; break;
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case Dqn_DSMapKeyType_U64NoHash: result = true; break;
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case Dqn_DSMapKeyType_U64: result = lhs.payload.u64 == rhs.payload.u64; break;
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case Dqn_DSMapKeyType_Buffer: result = lhs.payload.buffer.size == rhs.payload.buffer.size &&
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memcmp(lhs.payload.buffer.data, rhs.payload.buffer.data, lhs.payload.buffer.size) == 0; break;
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}
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}
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return result;
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}
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DQN_API bool operator==(Dqn_DSMapKey lhs, Dqn_DSMapKey rhs)
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{
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bool result = Dqn_DSMap_KeyEquals(lhs, rhs);
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return result;
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}
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#endif // !defined(DQN_NO_DSMAP)
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