43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
#pragma once
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// ============================================================================
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// terrain_manager.h - 地形分块流式加载
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// ============================================================================
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#include "terrain.h"
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#include "../Rendering/material.h"
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#include "../Rendering/renderer.h"
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#include "../ASM/math_c_fallback.h"
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#define TERRAIN_MAX_CHUNKS 64
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typedef struct {
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int cx;
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int cz;
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Terrain* terrain;
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Material* material;
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int loaded;
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} TerrainChunk;
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typedef struct {
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TerrainConfig config;
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TerrainChunk chunks[TERRAIN_MAX_CHUNKS];
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int chunk_count;
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int load_radius;
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int seed;
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ID3D11Device* device;
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Material* base_material;
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} TerrainManager;
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TerrainManager* terrain_manager_create(ID3D11Device* dev, const TerrainConfig* config, Material* base_material);
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void terrain_manager_destroy(TerrainManager* tm);
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// 根据观察者位置更新分块
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void terrain_manager_update(TerrainManager* tm, Vec3 observer_pos);
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// 渲染所有已加载分块
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void terrain_manager_render(TerrainManager* tm, Renderer* renderer);
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// 从世界坐标获取地形高度（在所有已加载分块中采样）
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float terrain_manager_get_height(TerrainManager* tm, float world_x, float world_z);
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