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69 lines
2.4 KiB
C++
69 lines
2.4 KiB
C++
#include "../../Platform/stdafx.h"
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#include "../../Headers/net.minecraft.world.level.biome.h"
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#include "../../Headers/net.minecraft.world.level.newbiome.layer.h"
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#include "../../Headers/net.minecraft.world.level.h"
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#include "BiomeOverrideLayer.h"
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BiomeOverrideLayer::BiomeOverrideLayer(int seedMixup) : Layer(seedMixup) {
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m_biomeOverride = byteArray(width * height);
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#if defined(_UNICODE)
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std::wstring path = L"GAME:\\GameRules\\biomemap.bin";
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void* file = CreateFile(path.c_str(), GENERIC_READ, 0, nullptr,
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OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr);
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#else
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#if defined(_WINDOWS64)
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std::string path = "GameRules\\biomemap.bin";
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#else
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std::string path = "GAME:\\GameRules\\biomemap.bin";
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#endif
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void* file = CreateFile(path.c_str(), GENERIC_READ, 0, nullptr,
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OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr);
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#endif
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if (file == INVALID_HANDLE_VALUE) {
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uint32_t error = GetLastError();
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// assert(false);
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app.DebugPrintf("Biome override not found, using plains as default\n");
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memset(m_biomeOverride.data, Biome::plains->id, m_biomeOverride.length);
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} else {
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uint32_t bytesRead, dwFileSize = GetFileSize(file, nullptr);
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if (dwFileSize > m_biomeOverride.length) {
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app.DebugPrintf("Biomemap binary is too large!!\n");
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__debugbreak();
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}
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bool bSuccess = ReadFile(file, m_biomeOverride.data, dwFileSize,
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&bytesRead, nullptr);
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if (bSuccess == false) {
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app.FatalLoadError();
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}
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CloseHandle(file);
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}
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}
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intArray BiomeOverrideLayer::getArea(int xo, int yo, int w, int h) {
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intArray result{static_cast<unsigned int>(w * h)};
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int xOrigin = xo + width / 2;
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int yOrigin = yo + height / 2;
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if (xOrigin < 0) xOrigin = 0;
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if (xOrigin >= width) xOrigin = width - 1;
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if (yOrigin < 0) yOrigin = 0;
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if (yOrigin >= height) yOrigin = height - 1;
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for (int y = 0; y < h; y++) {
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for (int x = 0; x < w; x++) {
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int curX = xOrigin + x;
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int curY = yOrigin + y;
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if (curX >= width) curX = width - 1;
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if (curY >= height) curY = height - 1;
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int index = curX + curY * width;
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unsigned char headerValue = m_biomeOverride[index];
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result[x + y * w] = headerValue;
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}
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}
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return result;
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}
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