private void DrawSteepnessMapParams()
{
GSteepnessMapGeneratorParams param = GTextureToolParams.Instance.Steepness;
param.Terrain = EditorGUILayout.ObjectField("Terrain", param.Terrain, typeof(GStylizedTerrain), true) as GStylizedTerrain;
param.Mode = (GNormalMapMode)EditorGUILayout.EnumPopup("Mode", param.Mode);
lockLivePreviewTerrain = true;
SetLivePreviewTerrain(param.Terrain);
GTextureToolParams.Instance.Steepness = param;
}
public void Generate(RenderTexture targetRt)
{
GSteepnessMapGeneratorParams param = GTextureToolParams.Instance.Steepness;
if (param.Terrain == null || param.Terrain.TerrainData == null)
{
GCommon.FillTexture(targetRt, Color.clear);
}
else
{
GNormalMapGeneratorParams normalMapParam = new GNormalMapGeneratorParams();
normalMapParam.Terrain = param.Terrain;
normalMapParam.Space = GNormalMapSpace.Local;
normalMapParam.Mode = param.Mode;
RenderTexture normalMap = new RenderTexture(targetRt);
GNormalMapGenerator gen = new GNormalMapGenerator();
if (param.Mode == GNormalMapMode.Sharp)
{
gen.RenderSharpNormalMap(normalMapParam, normalMap);
}
else if (param.Mode == GNormalMapMode.Interpolated)
{
gen.RenderInterpolatedNormalMap(normalMapParam, normalMap);
}
else if (param.Mode == GNormalMapMode.PerPixel)
{
gen.RenderPerPixelNormalMap(normalMapParam, normalMap);
}
Mat.SetTexture("_BumpMap", normalMap);
GCommon.DrawQuad(targetRt, GCommon.FullRectUvPoints, Mat, 0);
normalMap.Release();
GUtilities.DestroyObject(normalMap);
}
}
