Terrain

package

v0.0.0-...-9749107 Latest Latest Go to latest Published: May 4, 2020 License: GPL-3.0 Imports: 14 Imported by: 0

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Valid go.mod file
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Stable version
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Repository

github.com/adi146/goggle-engine

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Documentation ¶

Index ¶

type BlendMapGenerator
- func (generator *BlendMapGenerator) GenerateBlendMap(heightMap *HeightMap) (*Texture.Texture2D, error)
type Chunk
type HeightMap
- func ImportHeightMap(filename string) (HeightMap, error)
- func NewHeightMapFromGrey(img *image.Gray) HeightMap
type ITerrain
type PlacementMap
- func ImportPlacementMap(filename string) (PlacementMap, error)
- func NewPlacementMapFromGrey(img *image.Gray) PlacementMap
type PlacementMapGenerator
type Range
- func (heightRange *Range) GetFactor(height float32) float32
type Terrain
- func GenerateTerrain(heightMap HeightMap, tileSize float32) (*Terrain, error)

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type BlendMapGenerator ¶

type BlendMapGenerator struct {
	R Range `yaml:"r"`
	G Range `yaml:"g"`
	B Range `yaml:"b"`
}

func (*BlendMapGenerator) GenerateBlendMap ¶

func (generator *BlendMapGenerator) GenerateBlendMap(heightMap *HeightMap) (*Texture.Texture2D, error)

type Chunk ¶

type Chunk struct {
	Mesh.Mesh
}

type HeightMap ¶

type HeightMap struct {
	NumRows    int
	NumColumns int
	Scale      float32
	// contains filtered or unexported fields
}

func ImportHeightMap ¶

func ImportHeightMap(filename string) (HeightMap, error)

func NewHeightMapFromGrey ¶

func NewHeightMapFromGrey(img *image.Gray) HeightMap

func (*HeightMap) GetBiTangent ¶

func (heightMap *HeightMap) GetBiTangent(x int, z int) GeometryMath.Vector3

func (*HeightMap) GetHeight ¶

func (heightMap *HeightMap) GetHeight(x int, z int) float32

func (*HeightMap) GetHeightScaled ¶

func (heightMap *HeightMap) GetHeightScaled(x int, z int) float32

func (*HeightMap) GetNormal ¶

func (heightMap *HeightMap) GetNormal(x int, z int) GeometryMath.Vector3

func (*HeightMap) GetTangent ¶

func (heightMap *HeightMap) GetTangent(x int, z int) GeometryMath.Vector3

func (*HeightMap) UnmarshalYAML ¶

func (heightMap *HeightMap) UnmarshalYAML(value *yaml.Node) error

type ITerrain ¶

type ITerrain interface {
	GetHeightAt(terrainPos GeometryMath.Vector3) float32
}

type PlacementMap ¶

type PlacementMap HeightMap

func ImportPlacementMap ¶

func ImportPlacementMap(filename string) (PlacementMap, error)

func NewPlacementMapFromGrey ¶

func NewPlacementMapFromGrey(img *image.Gray) PlacementMap

func (*PlacementMap) GetProbability ¶

func (placementMap *PlacementMap) GetProbability(x int, z int) float32

func (*PlacementMap) GetProbabilityAtArea ¶

func (placementMap *PlacementMap) GetProbabilityAtArea(minX, minZ, maxX, maxZ int) float32

func (*PlacementMap) UnmarshalYAML ¶

func (placementMap *PlacementMap) UnmarshalYAML(value *yaml.Node) error

type PlacementMapGenerator ¶

type PlacementMapGenerator struct {
	Ranges []Range `yaml:"ranges"`
}

type Range ¶

type Range struct {
	Height      float32 `yaml:"height"`
	OpaqueRange float32 `yaml:"opaqueRange"`
	BlendRange  float32 `yaml:"blendRange"`
}

func (*Range) GetFactor ¶

func (heightRange *Range) GetFactor(height float32) float32

type Terrain ¶

type Terrain struct {
	Chunks   []Chunk
	Material *Material.BlendMaterial

	TileSize  float32
	HeightMap HeightMap

	OffsetX float32
	OffsetZ float32
}

func GenerateTerrain ¶

func GenerateTerrain(heightMap HeightMap, tileSize float32) (*Terrain, error)

func (*Terrain) Draw ¶

func (terrain *Terrain) Draw(shader Shader.IShaderProgram, invoker Scene.IDrawable, scene Scene.IScene, camera Camera.ICamera) error

func (*Terrain) GetHeightAt ¶

func (terrain *Terrain) GetHeightAt(terrainPos GeometryMath.Vector3) float32

func (*Terrain) SetModelMatrix ¶

func (terrain *Terrain) SetModelMatrix(mat GeometryMath.Matrix4x4)

func (*Terrain) UnmarshalYAML ¶

func (terrain *Terrain) UnmarshalYAML(value *yaml.Node) error

Source Files ¶

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