private void DrawLivePreview(GStylizedTerrain t, Camera cam)
{
if (t.transform.rotation != Quaternion.identity ||
t.transform.lossyScale != Vector3.one)
{
return;
}
instance.GetQuad(worldPoints);
for (int i = 0; i < normalizedPoints.Length; ++i)
{
normalizedPoints[i] = t.WorldPointToUV(worldPoints[i]);
}
Rect dirtyRect = GUtilities.GetRectContainsPoints(normalizedPoints);
if (instance.Channel == GTextureStampChannel.AlbedoMetallicSmoothness)
{
int albedoResolution = t.TerrainData.Shading.AlbedoMapResolution;
FilterMode albedoFilter = t.TerrainData.Shading.AlbedoMap.filterMode;
int metallicResolution = t.TerrainData.Shading.MetallicMapResolution;
FilterMode metallicFilter = t.TerrainData.Shading.MetallicMap.filterMode;
Texture albedo = GetPreviewTexture(t, "albedo", albedoResolution, albedoFilter);
Texture metallic = GetPreviewTexture(t, "metallic", metallicResolution, metallicFilter);
GLivePreviewDrawer.DrawAMSLivePreview(t, cam, albedo, metallic, dirtyRect);
}
else if (instance.Channel == GTextureStampChannel.Splat)
{
int controlMapResolution = t.TerrainData.Shading.SplatControlResolution;
Texture[] controls = new Texture[t.TerrainData.Shading.SplatControlMapCount];
for (int i = 0; i < controls.Length; ++i)
{
Texture currentControl = t.TerrainData.Shading.GetSplatControl(i);
controls[i] = GetPreviewTexture(t, "splatControl" + i, controlMapResolution, currentControl.filterMode);
}
GLivePreviewDrawer.DrawSplatLivePreview(t, cam, controls, dirtyRect);
}
}
private void SetupAlbedoMetallicPreview(GStylizedTerrain t, Camera cam, Rect dirtyRect)
{
Material mat = t.TerrainData.Shading.MaterialToRender;
if (mat == null)
{
return;
}
int albedoResolution = t.TerrainData.Shading.AlbedoMapResolution;
FilterMode albedoFilter = t.TerrainData.Shading.AlbedoMap.filterMode;
RenderTexture rtAlbedo = GetPreviewTexture(t, "albedo", albedoResolution, albedoFilter);
instance.Internal_ApplyAlbedo(t, instance.SplineCreator.Editor_Vertices, rtAlbedo);
int metallicResolution = t.TerrainData.Shading.MetallicMapResolution;
FilterMode metallicFilter = t.TerrainData.Shading.MetallicMap.filterMode;
RenderTexture rtMetallic = GetPreviewTexture(t, "metallic", metallicResolution, metallicFilter);
instance.Internal_ApplyMetallic(t, instance.SplineCreator.Editor_Vertices, rtMetallic);
GLivePreviewDrawer.DrawAMSLivePreview(t, cam, rtAlbedo, rtMetallic, dirtyRect);
}
