//------------------------------------------------------------------
private void CalculateCenterHeightmapColors2D()
{
_previewTextureUpdateInProgress = true;
float x, y, z;
Vector3 point;
EasyTerrain.TerrainSample terrainSample;
float nTiles = _nTiles;
float tileSize = _tileSize;
float tileMaxHeight = _tileMaxHeight;
for (int i = 0; i < _previewTexturePixelSize; i++)
{
for (int j = 0; j < _previewTexturePixelSize; j++)
{
x = nTiles * tileSize * (((float)i / (float)(_previewTexturePixelSize - 1)) - 0.5f);
y = 0f;
z = nTiles * tileSize * (((float)j / (float)(_previewTexturePixelSize - 1)) - 0.5f);
point = new Vector3(x, y, z);
terrainSample = EasyTerrain.GetTerrainSample(point);
terrainSample.height /= tileMaxHeight;
_previewTextureColors[i, j] = new Color(terrainSample.height, terrainSample.height, terrainSample.height);
}
}
_previewTextureUpdateInProgress = false;
}
//------------------------------------------------------------------
private void CalculateCenterGrassmapColors2D()
{
_previewTextureUpdateInProgress = true;
float x, y, z;
Vector3 point;
EasyTerrain.TerrainSample terrainSample;
float nTiles = _nTiles;
float tileSize = _tileSize;
float tileMaxHeight = _tileMaxHeight;
for (int i = 0; i < _previewTexturePixelSize; i++)
{
for (int j = 0; j < _previewTexturePixelSize; j++)
{
x = nTiles * tileSize * (((float)i / (float)(_previewTexturePixelSize - 1)) - 0.5f);
y = 0f;
z = nTiles * tileSize * (((float)j / (float)(_previewTexturePixelSize - 1)) - 0.5f);
point = new Vector3(x, y, z);
terrainSample = EasyTerrain.GetTerrainSample(point);
terrainSample.height /= tileMaxHeight;
_previewTextureColors[i, j] = Color.black;
Color clr = Color.green;
for (int index = 0; index < _splatmapPreviewBlendCurves.Length; index++)
{
if (_applyToSplatTexture[index])
{
if (_splatmapPreviewBlendColors[index] != Color.white)
{
_previewTextureColors[i, j] += clr * _splatmapPreviewBlendCurves[index].Evaluate(terrainSample.height);
}
else
{
_previewTextureColors[i, j] += clr * _splatmapPreviewBlendCurves[index].Evaluate(terrainSample.steepness);
}
}
}
}
}
_previewTextureUpdateInProgress = false;
}
//------------------------------------------------------------------
private void CalculateGameObjectsMapColors2D()
{
_previewTextureUpdateInProgress = true;
float x, y, z;
Vector3 point;
EasyTerrain.TerrainSample terrainSample;
float nTiles = _nTiles;
float tileSize = _tileSize;
float tileMaxHeight = _tileMaxHeight;
for (int i = 0; i < _previewTexturePixelSize; i++)
{
for (int j = 0; j < _previewTexturePixelSize; j++)
{
x = nTiles * tileSize * (((float)i / (float)(_previewTexturePixelSize - 1)) - 0.5f);
y = 0f;
z = nTiles * tileSize * (((float)j / (float)(_previewTexturePixelSize - 1)) - 0.5f);
point = new Vector3(x, y, z);
terrainSample = EasyTerrain.GetTerrainSample(point);
terrainSample.height /= tileMaxHeight;
_previewTextureColors[i, j] = Color.black;
float noiseValue;
Color clr = Color.green;
for (int index = 0; index < _splatmapPreviewBlendCurves.Length; index++)
{
if (_applyToSplatTexture[index])
{
if (_splatmapPreviewBlendColors[index] != Color.white)
{
_previewTextureColors[i, j] += clr * _splatmapPreviewBlendCurves[index].Evaluate(terrainSample.height);
}
else
{
_previewTextureColors[i, j] += clr * _splatmapPreviewBlendCurves[index].Evaluate(terrainSample.steepness);
}
}
}
if (_useNoiseLayer)
{
point.x -= _noiseOffsetX;
point.y = _noiseOffsetY;
point.z -= _noiseOffsetZ;
NoiseGenerator.NoiseSample noiseSample;
noiseSample = NoiseGenerator.Sum(
NoiseGenerator.methods[(int)NoiseGenerator.NoiseMethodType.Perlin3D],
point, _noiseFrequency, 1, 1f, 1f);
noiseValue = noiseSample.value;
noiseValue = (noiseValue + 1f) * 0.5f;
AnimationCurve animc = new AnimationCurve(
new Keyframe(0f, 0f, 0f, 0f),
new Keyframe(_threshold, 0f, 0f, 0f),
new Keyframe(Mathf.Lerp(_threshold, 1f, _falloff), 1f, 0f, 0f),
new Keyframe(1f, 1f, 0f, 0f));
_previewTextureColors[i, j] *= animc.Evaluate(noiseValue);
}
}
}
_previewTextureUpdateInProgress = false;
}
