// Border generation
private void OnRenderImage(RenderTexture src, RenderTexture dest)
{
MapMaterial.SetBuffer(ProvColorBuffer, _provLookup);
// Passing which border to render.
MapMaterial.SetFloat(CountryBorderToggle, _orthographicSize > 1.5f ? 0 : 1);
var terrainTemp = RenderTexture.GetTemporary(src.descriptor);
var oceanTemp = RenderTexture.GetTemporary(src.descriptor);
// Province coloring.
Graphics.Blit(src, terrainTemp, MapMaterial);
// Overlay combination. F**k Unity.
// Terrain
BlendMaterial.SetTexture(SecondTex, TerrainTexture);
BlendMaterial.SetFloat(SkipDirection, 1);
BlendMaterial.SetFloat(BlendStrength, 0.5f);
Graphics.Blit(terrainTemp, oceanTemp, BlendMaterial);
// Ocean
BlendMaterial.SetTexture(SecondTex, OceanTexture);
BlendMaterial.SetFloat(SkipDirection, 0);
BlendMaterial.SetFloat(BlendStrength, 0.75f);
Graphics.Blit(oceanTemp, dest, BlendMaterial);
terrainTemp.Release();
oceanTemp.Release();
}
// lerps between previous and next weather texture
IEnumerator LerpWeatherTexture()
{
isChangingWeather = true;
for (float t = 0f; t <= blendTime; t += Time.deltaTime * (clouds.globalMultiplier == 0.0 ? blendTime : Mathf.Abs(clouds.globalMultiplier)))
{
BlendMaterial.SetTexture("_PrevWeather", prevWeatherTexture);
BlendMaterial.SetTexture("_NextWeather", nextWeatherTexture);
BlendMaterial.SetFloat("_Alpha", t / blendTime);
Graphics.Blit(null, rt, BlendMaterial, 0);
setWeatherTexture();
yield return(null);
}
Graphics.Blit(nextWeatherTexture, rt);
setWeatherTexture();
isChangingWeather = false;
}