mirror of
https://github.com/jmarshall23/DoomRTX.git
synced 2026-08-12 08:11:10 +02:00
Justin Marshall
94 lines
2.8 KiB
C++
94 lines
2.8 KiB
C++
/*
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===========================================================================
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Shared terrain source model
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===========================================================================
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*/
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#ifndef __MODEL_TERRAIN_H__
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#define __MODEL_TERRAIN_H__
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#define TERRAIN_DEFAULT_VERTS 65
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#define TERRAIN_DEFAULT_CELL_SIZE 512.0f
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#define TERRAIN_DEFAULT_PAINT_SIZE 257
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#define TERRAIN_MAX_LAYERS 4
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class idTerrainPatch {
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public:
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idTerrainPatch();
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idStr name;
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idStr material;
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idStr layerMaterials[TERRAIN_MAX_LAYERS];
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idVec3 origin;
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int width;
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int height;
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float cellSize;
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idList<float> heights;
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int paintWidth;
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int paintHeight;
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idList<idVec4> paintWeights;
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// Editor preview cache state. Runtime code ignores this, but keeping it on the
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// source object lets Radiant edit the exact model data that gets parsed/written.
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unsigned int paintTexture;
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bool paintTextureDirty;
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int paintDirtyMinX;
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int paintDirtyMinY;
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int paintDirtyMaxX;
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int paintDirtyMaxY;
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idBounds bounds;
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int SampleIndex( int x, int y ) const;
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int PaintIndex( int x, int y ) const;
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float SampleHeight( int x, int y ) const;
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void SetHeight( int x, int y, float height );
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bool SetHeightBySample( int sample, float height );
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idVec4 SamplePaintWeight( int x, int y ) const;
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void SetPaintWeight( int x, int y, const idVec4 &weight );
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bool SetPaintWeightBySample( int sample, const idVec4 &weight );
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float WorldWidth() const;
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float WorldHeight() const;
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float BilinearHeight( float u, float v ) const;
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idVec3 VertexUV( float u, float v ) const;
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idVec3 Vertex( int x, int y ) const;
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idVec3 VertexNormal( int x, int y ) const;
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void UpdateBounds();
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void EnsureLayerData( const char *defaultMaterial );
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void ClearLayerWeight( int layer );
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bool SetLayerMaterials( const idStr layerMaterials[TERRAIN_MAX_LAYERS], const char *defaultMaterial );
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void MarkPaintTextureDirty();
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void ClearPaintTextureDirtyRect();
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void MarkPaintTextureDirtyRect( int minX, int minY, int maxX, int maxY );
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static idVec4 BaseLayerWeight();
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static idVec4 NormalizeLayerWeight( const idVec4 &weight );
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};
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class idTerrainModel {
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public:
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idTerrainModel();
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~idTerrainModel();
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void Clear();
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int NumTerrains() const;
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idTerrainPatch * Terrain( int index );
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const idTerrainPatch * Terrain( int index ) const;
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idList<idTerrainPatch *> &Terrains();
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const idList<idTerrainPatch *> &Terrains() const;
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idTerrainPatch * AllocDefaultTerrain( const idVec3 ¢er, const char *defaultMaterial, float gridSize );
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void AddTerrain( idTerrainPatch *terrain );
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bool LoadFile( const char *filename, const char *defaultMaterial );
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bool SaveFile( const char *filename );
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static idStr FileNameForMap( const char *mapFileName );
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private:
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idList<idTerrainPatch *> terrains;
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};
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#endif
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