64 lines
2.1 KiB
C++
64 lines
2.1 KiB
C++
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#pragma once
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#include "World.h"
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namespace DaylightSensorHandler
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{
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inline PowerLevel GetPowerLevel(const cChunk & a_Chunk, const Vector3i a_Position)
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{
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if (a_Chunk.GetBlock(a_Position) == E_BLOCK_INVERTED_DAYLIGHT_SENSOR)
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{
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// Inverted sensor directly returns darkened skylight, no fancy tricks:
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return 15 - a_Chunk.GetSkyLightAltered(a_Position);
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}
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// The [0, 1) proportion of the current day that has elapsed.
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const auto ProportionOfDay = a_Chunk.GetWorld()->GetTimeOfDay() * (static_cast<float>(M_PI) / 12000.f);
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// The curved value of darkened skylight, with outputs somewhat similar to Vanilla.
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const auto RawOutput = a_Chunk.GetSkyLightAltered(a_Position) * (0.6f * std::sin(ProportionOfDay) + 0.5f);
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// Saturate the amplified sine curve at 0 and 15:
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return static_cast<PowerLevel>(std::clamp(RawOutput, 0.f, 15.f));
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}
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inline PowerLevel GetPowerDeliveredToPosition(const cChunk & a_Chunk, Vector3i a_Position, BLOCKTYPE a_BlockType, Vector3i a_QueryPosition, BLOCKTYPE a_QueryBlockType, bool IsLinked)
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{
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UNUSED(a_Chunk);
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UNUSED(a_BlockType);
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UNUSED(a_QueryPosition);
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// Daylight sensors only output to immediately surrounding blocks:
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return IsLinked ? 0 : a_Chunk.GetMeta(a_Position);
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}
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inline void Update(cChunk & a_Chunk, cChunk & CurrentlyTicking, Vector3i a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, const PowerLevel Power)
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{
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// LOGD("Evaluating Darryl the daylight sensor (%d %d %d)", a_Position.x, a_Position.y, a_Position.z);
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// What the sensor should output according to the time-power function.
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const auto PowerLevel = GetPowerLevel(a_Chunk, a_Position);
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// Only update the output if the power level has changed:
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if (PowerLevel != a_Meta)
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{
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a_Chunk.SetMeta(a_Position, PowerLevel);
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UpdateAdjustedRelatives(a_Chunk, CurrentlyTicking, a_Position, RelativeAdjacents);
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}
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}
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inline void ForValidSourcePositions(const cChunk & a_Chunk, Vector3i a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, ForEachSourceCallback & Callback)
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{
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UNUSED(a_Chunk);
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UNUSED(a_Position);
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UNUSED(a_BlockType);
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UNUSED(a_Meta);
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UNUSED(Callback);
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}
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};
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