public async Task <CoordedPart <MySimpleArray <float> > > GeneratePartAsync(MyRectangle queryArea)
{
var heightTexture = (await _terrainShapeDb.Query(new TerrainDescriptionQuery()
{
QueryArea = queryArea,
RequestedElementDetails = new List <TerrainDescriptionQueryElementDetail>()
{
new TerrainDescriptionQueryElementDetail()
{
Type = TerrainDescriptionElementTypeEnum.HEIGHT_ARRAY,
Resolution = _resolution
}
}
})).GetElementOfType(TerrainDescriptionElementTypeEnum.HEIGHT_ARRAY);
var encodedTexture = await _transformator.PlainToEncodedHeightTextureAsync(
heightTexture.TokenizedElement.DetailElement.Texture);
var heightArray = HeightmapUtils.EncodedHeightToArray(encodedTexture);
return(new CoordedPart <MySimpleArray <float> >()
{
Coords = queryArea,
Part = heightArray
});
}
private async Task <UniformsPack> CreateUniformsPack(Ring1Node ring1Node)
{
UniformsPack pack = new UniformsPack();
var terrainOutput = await _terrainShapeDb.Query(new TerrainDescriptionQuery()
{
QueryArea = Ring1Node.Ring1Position,
RequestedElementDetails = new List <TerrainDescriptionQueryElementDetail>()
{
new TerrainDescriptionQueryElementDetail()
{
//PixelsPerMeter = 10, //todo
Resolution = TerrainCardinalResolution.FromRing1NodeLodLevel(Ring1Node.QuadLodLevel),
Type = TerrainDescriptionElementTypeEnum.HEIGHT_ARRAY
},
new TerrainDescriptionQueryElementDetail()
{
//PixelsPerMeter = 10, //todo
Resolution = TerrainCardinalResolution.FromRing1NodeLodLevel(Ring1Node.QuadLodLevel),
Type = TerrainDescriptionElementTypeEnum.TESSALATION_REQ_ARRAY
},
}
});
var uvPosition =
_coordsCalculator.CalculateUvPosition(Ring1Node.Ring1Position); //_submapTextures.UvPosition;
var heightmapTexture = terrainOutput.GetElementOfType(TerrainDescriptionElementTypeEnum.HEIGHT_ARRAY);
var tessalationTexture =
terrainOutput.GetElementOfType(TerrainDescriptionElementTypeEnum.TESSALATION_REQ_ARRAY);
pack.SetUniform("_TerrainTextureUvPositions",
new Vector4(uvPosition.X, uvPosition.Y, uvPosition.Width, uvPosition.Height));
pack.SetTexture("_HeightmapTex", heightmapTexture.TokenizedElement.DetailElement.Texture.Texture);
pack.SetTexture("_TessalationTex", tessalationTexture.TokenizedElement.DetailElement.Texture.Texture);
pack.SetTexture("_LodTexture", _visibilityTexture);
pack.SetUniform("_MaxHeight", 100);
pack.SetUniform("_LodTextureUvOffset",
_coordsCalculator.CalculateTextureUvLodOffset(ring1Node.Ring1Position));
pack.SetUniform("_BaseTrianglesCount",
_coordsCalculator.CalculateGameObjectSize(ring1Node.Ring1Position).X - 1);
return(pack);
}
