private void SetShaderParameters(LensFlareParameters lensFlareParams, RenderTexture downsampledScene, float downsamplingNormalizer)
{
if (lensFlareParams.lensColorTexture != null)
{
this.m_lensFlareMat.SetTexture("_LensColorTexture", lensFlareParams.lensColorTexture);
}
else
{
this.m_lensFlareMat.SetTexture("_LensColorTexture", ScionUtility.WhiteTexture);
}
Vector4 value = default(Vector4);
value.x = lensFlareParams.ghostIntensity / (float)lensFlareParams.ghostSamples;
value.y = lensFlareParams.ghostDispersal * 10f / (float)lensFlareParams.ghostSamples;
value.z = lensFlareParams.ghostDistortion * 60f;
value.w = lensFlareParams.ghostEdgeFade;
this.m_lensFlareMat.SetVector("_LensFlareParams1", value);
Vector4 value2 = default(Vector4);
value2.x = lensFlareParams.haloIntensity;
value2.y = lensFlareParams.haloWidth;
value2.z = lensFlareParams.haloDistortion * 25f;
value2.w = downsamplingNormalizer;
this.m_lensFlareMat.SetVector("_LensFlareParams2", value2);
Vector4 value3 = default(Vector4);
value3.x = lensFlareParams.blurStrength * 50f * this.GetBlurNormalizer(lensFlareParams.blurSamples) * downsamplingNormalizer;
this.m_lensFlareMat.SetVector("_LensFlareParams3", value3);
Vector4 value4 = default(Vector4);
value4.x = 1f / (float)downsampledScene.width;
value4.y = 1f / (float)downsampledScene.height;
this.m_lensFlareMat.SetVector("_TextureParams", value4);
}
private void PrepareLensFlareSampling(LensFlareParameters lensFlareParams, RenderTexture lensFlareTexture, Transform cameraTransform)
{
Vector3 camLeft = -cameraTransform.right;
Vector3 camForward = cameraTransform.forward;
float camRotation = Vector3.Dot(camLeft, Vector3.forward) + Vector3.Dot(camForward, Vector3.up);
Vector4 lensStarParams1 = new Vector4();
lensStarParams1.x = Mathf.Cos(camRotation * 2.0f * Mathf.PI);
lensStarParams1.y = Mathf.Sin(camRotation * 2.0f * Mathf.PI);
lensStarParams1.z = lensFlareParams.starUVScale;
lensStarParams1.w = (1.0f - lensFlareParams.starUVScale) * 0.5f;
m_combinationMat.SetVector("_LensStarParams1", lensStarParams1);
if (lensFlareParams.starTexture != null)
{
m_combinationMat.SetTexture("_LensFlareStarTexture", lensFlareParams.starTexture);
}
else
{
m_combinationMat.SetTexture("_LensFlareStarTexture", ScionUtility.WhiteTexture);
}
m_combinationMat.SetTexture("_LensFlareTexture", lensFlareTexture);
}
public RenderTexture RenderLensFlare(RenderTexture downsampledScene, LensFlareParameters lensFlareParams, int origSourceWidth)
{
float downsamplingNormalizer = this.GetDownsamplingNormalizer(origSourceWidth, downsampledScene.width);
this.SetShaderParameters(lensFlareParams, downsampledScene, downsamplingNormalizer);
downsampledScene.wrapMode = TextureWrapMode.Clamp;
RenderTexture temporary = RenderTexture.GetTemporary(downsampledScene.width, downsampledScene.height, 0, downsampledScene.format, RenderTextureReadWrite.Linear);
temporary.filterMode = FilterMode.Bilinear;
temporary.wrapMode = TextureWrapMode.Clamp;
Graphics.Blit(downsampledScene, temporary, this.m_lensFlareMat, (int)lensFlareParams.ghostSamples);
this.HexagonalBlur(temporary, lensFlareParams.blurSamples);
return(temporary);
}
public RenderTexture RenderLensFlare(RenderTexture downsampledScene, LensFlareParameters lensFlareParams, int origSourceWidth)
{
float downsamplingNormalizer = GetDownsamplingNormalizer(origSourceWidth, downsampledScene.width);
SetShaderParameters(lensFlareParams, downsampledScene, downsamplingNormalizer);
downsampledScene.wrapMode = TextureWrapMode.Clamp;
RenderTexture lensFlareTex = RenderTexture.GetTemporary(downsampledScene.width, downsampledScene.height, 0, downsampledScene.format, RenderTextureReadWrite.Linear);
lensFlareTex.filterMode = FilterMode.Bilinear;
lensFlareTex.wrapMode = TextureWrapMode.Clamp;
Graphics.Blit(downsampledScene, lensFlareTex, m_lensFlareMat, (int)lensFlareParams.ghostSamples);
HexagonalBlur(lensFlareTex, lensFlareParams.blurSamples);
return lensFlareTex;
}
private void SetShaderParameters(LensFlareParameters lensFlareParams, RenderTexture downsampledScene, float downsamplingNormalizer)
{
if (lensFlareParams.lensColorTexture != null)
{
m_lensFlareMat.SetTexture("_LensColorTexture", lensFlareParams.lensColorTexture);
}
else
{
m_lensFlareMat.SetTexture("_LensColorTexture", ScionUtility.WhiteTexture);
}
Vector4 lensFlareParams1 = new Vector4();
lensFlareParams1.x = lensFlareParams.ghostIntensity / (float)lensFlareParams.ghostSamples; //Normalize energy!
lensFlareParams1.y = lensFlareParams.ghostDispersal * 10.0f / (float)lensFlareParams.ghostSamples; //Normalize reach!
lensFlareParams1.z = lensFlareParams.ghostDistortion * 60.0f;
lensFlareParams1.w = lensFlareParams.ghostEdgeFade;
m_lensFlareMat.SetVector("_LensFlareParams1", lensFlareParams1);
Vector4 lensFlareParams2 = new Vector4();
lensFlareParams2.x = lensFlareParams.haloIntensity;
lensFlareParams2.y = lensFlareParams.haloWidth;
lensFlareParams2.z = lensFlareParams.haloDistortion * 25.0f;
lensFlareParams2.w = downsamplingNormalizer;
m_lensFlareMat.SetVector("_LensFlareParams2", lensFlareParams2);
Vector4 lensFlareParams3 = new Vector4();
//Normalize the value so all sample counts "reach" as far under all circumstances
lensFlareParams3.x = lensFlareParams.blurStrength * 50.0f * GetBlurNormalizer(lensFlareParams.blurSamples) * downsamplingNormalizer;
m_lensFlareMat.SetVector("_LensFlareParams3", lensFlareParams3);
Vector4 textureParams = new Vector4();
textureParams.x = 1.0f / downsampledScene.width;
textureParams.y = 1.0f / downsampledScene.height;
m_lensFlareMat.SetVector("_TextureParams", textureParams);
}
private void PrepareLensFlareSampling(LensFlareParameters lensFlareParams, RenderTexture lensFlareTexture, Transform cameraTransform)
{
Vector3 camLeft = -cameraTransform.right;
Vector3 camForward = cameraTransform.forward;
float camRotation = Vector3.Dot(camLeft, Vector3.forward) + Vector3.Dot(camForward, Vector3.up);
Vector4 lensStarParams1 = new Vector4();
lensStarParams1.x = Mathf.Cos(camRotation * 2.0f * Mathf.PI);
lensStarParams1.y = Mathf.Sin(camRotation * 2.0f * Mathf.PI);
lensStarParams1.z = lensFlareParams.starUVScale;
lensStarParams1.w = (1.0f - lensFlareParams.starUVScale) * 0.5f;
m_combinationMat.SetVector("_LensStarParams1", lensStarParams1);
if (lensFlareParams.starTexture != null) m_combinationMat.SetTexture("_LensFlareStarTexture", lensFlareParams.starTexture);
else m_combinationMat.SetTexture("_LensFlareStarTexture", ScionUtility.WhiteTexture);
m_combinationMat.SetTexture("_LensFlareTexture", lensFlareTexture);
}
private void SetShaderParameters(LensFlareParameters lensFlareParams, RenderTexture downsampledScene, float downsamplingNormalizer)
{
if (lensFlareParams.lensColorTexture != null) m_lensFlareMat.SetTexture("_LensColorTexture", lensFlareParams.lensColorTexture);
else m_lensFlareMat.SetTexture("_LensColorTexture", ScionUtility.WhiteTexture);
Vector4 lensFlareParams1 = new Vector4();
lensFlareParams1.x = lensFlareParams.ghostIntensity / (float)lensFlareParams.ghostSamples; //Normalize energy!
lensFlareParams1.y = lensFlareParams.ghostDispersal * 10.0f / (float)lensFlareParams.ghostSamples; //Normalize reach!
lensFlareParams1.z = lensFlareParams.ghostDistortion * 60.0f;
lensFlareParams1.w = lensFlareParams.ghostEdgeFade;
m_lensFlareMat.SetVector("_LensFlareParams1", lensFlareParams1);
Vector4 lensFlareParams2 = new Vector4();
lensFlareParams2.x = lensFlareParams.haloIntensity;
lensFlareParams2.y = lensFlareParams.haloWidth;
lensFlareParams2.z = lensFlareParams.haloDistortion * 25.0f;
lensFlareParams2.w = downsamplingNormalizer;
m_lensFlareMat.SetVector("_LensFlareParams2", lensFlareParams2);
Vector4 lensFlareParams3 = new Vector4();
//Normalize the value so all sample counts "reach" as far under all circumstances
lensFlareParams3.x = lensFlareParams.blurStrength * 50.0f * GetBlurNormalizer(lensFlareParams.blurSamples) * downsamplingNormalizer;
m_lensFlareMat.SetVector("_LensFlareParams3", lensFlareParams3);
Vector4 textureParams = new Vector4();
textureParams.x = 1.0f / downsampledScene.width;
textureParams.y = 1.0f / downsampledScene.height;
m_lensFlareMat.SetVector("_TextureParams", textureParams);
}