/// <summary>
/// Setup for the next draw command
/// </summary>
/// <param name="variant"></param>
/// <param name="renderDimension"></param>
/// <param name="forcePixelShader"></param>
private void PrepareDraw(int variant, RenderDimension renderDimension)
{
UpdateRenderIndex(variant);
DisableRenderKeywords();
foreach (MaterialKeywords kw in _renderKeywordsBundle)
{
SetKeyword(kw, true);
}
_renderKeywordsBundle.Clear();
}
/// <summary>
/// Create renderbuffers
/// </summary>
private void UpdateRenderBuffers()
{
RenderDimension renderDimension = new RenderDimension(_renderingCamera.pixelWidth, _renderingCamera.pixelHeight);
_sourceContext[0].UpdateRenderContext(_renderingCamera, _renderTextureFormat, 0, renderDimension);
_sourceContext[0].SinglePassStereoAdjustWidth(_renderingCamera.stereoEnabled);
renderDimension = _sourceContext[0].renderDimension;
renderDimension.width /= 2;
renderDimension.height /= 2;
float sizeScale = Mathf.Log(Mathf.FloorToInt(Mathf.Max(renderDimension.width, renderDimension.height)), 2.0f);
PrepareScattering(_settings.bloomScattering, sizeScale, ref _bloomIterations, ref bloomUpsampleSpread);
_renderingCamera.UpdateMipRenderContext(_renderContext, renderDimension, _bloomIterations + 1, _renderTextureFormat, 0);
}
/// <summary>
/// Create renderbuffers
/// </summary>
private void UpdateRenderBuffers()
{
RenderDimension renderDimension = new RenderDimension((int)((float)_renderingCamera.pixelWidth * _renderScale), (int)((float)_renderingCamera.pixelHeight * _renderScale));
_sourceContext[0].UpdateRenderContext(_renderingCamera, _renderTextureFormat, 0, renderDimension);
_sourceContext[0].SinglePassStereoAdjustWidth(_renderingCamera.stereoEnabled);
Vector2 anamorphic = new Vector2(_settings.anamorphicRatio < 0 ? -_settings.anamorphicRatio : 0f, _settings.anamorphicRatio > 0 ? _settings.anamorphicRatio : 0f);
renderDimension = new RenderDimension(Mathf.CeilToInt(_sourceContext[0].width / (2f - anamorphic.x)), Mathf.CeilToInt(_sourceContext[0].height / (2f - anamorphic.y)));
float sizeScale = Mathf.Log(Mathf.FloorToInt(Mathf.Max(renderDimension.width, renderDimension.height)), 2.0f);
//float sizeScale = Mathf.FloorToInt(Mathf.Max(renderDimension.width, renderDimension.height));
PrepareScattering(_settings.bloomScattering, sizeScale, ref _bloomIterations, ref bloomUpsampleSpread);
_minIterations = _bloomIterations;
_renderingCamera.UpdateMipRenderContext(_renderContext, renderDimension, _minIterations + 1, _renderTextureFormat, 0);
}
/// <summary>
/// Create renderbuffers
/// </summary>
private void UpdateRenderBuffers()
{
RenderDimension renderDimension = new RenderDimension(_renderingCamera.pixelWidth, _renderingCamera.pixelHeight);
_sourceContext[0].UpdateRenderContext(_renderingCamera, _renderTextureFormat, 0, renderDimension);
_sourceContext[0].SinglePassStereoAdjustWidth(_renderingCamera.stereoEnabled);
renderDimension = new RenderDimension(Mathf.CeilToInt((float)_sourceContext[0].width * ((_settings.anamorphicRatio > 0.0f) ? 1.0f - _settings.anamorphicRatio * 0.5f : 1.0f)),
Mathf.CeilToInt((float)_sourceContext[0].height * ((_settings.anamorphicRatio < 0.0f) ? 1.0f + _settings.anamorphicRatio * 0.5f : 1.0f)));
renderDimension.width /= (int)_settings.quality;
renderDimension.height /= (int)_settings.quality;
//float sizeScale = Mathf.Log(Mathf.FloorToInt(Mathf.Max(renderDimension.width, renderDimension.height)), 2.0f);
float sizeScale = Mathf.FloorToInt(Mathf.Max(renderDimension.width, renderDimension.height));
PrepareScattering(_settings.bloomScattering, sizeScale, ref _bloomIterations, ref bloomUpsampleSpread);
_minIterations = _bloomIterations;
_renderingCamera.UpdateMipRenderContext(_renderContext, renderDimension, _minIterations + 1, _renderTextureFormat, 0);
}
/// <summary>
/// Update a mip based render context array
/// </summary>
/// <param name="camera"></param>
/// <param name="renderContexts"></param>
/// <param name="rawDimension"></param>
/// <param name="levels"></param>
/// <param name="format"></param>
/// <param name="depthBufferBits"></param>
/// <param name="enableRandomWrite"></param>
internal static void UpdateMipRenderContext(this CameraData cameraData, RenderContext[] renderContexts, RenderDimension rawDimension, int levels, RenderTextureFormat format, int depthBufferBits, bool enableRandomWrite)
{
for (int i = 0; i < levels; i++)
{
renderContexts[i].UpdateRenderContext(cameraData.stereoEnabled, format, depthBufferBits, enableRandomWrite, rawDimension);
rawDimension.width = Mathf.Max(SinglePassStereoDownscale(cameraData.stereoEnabled, rawDimension.width, 2), 1);
rawDimension.height = Mathf.Max(rawDimension.height / 2, 1);
}
}
internal static void Draw(List <RenderTarget> destinations, ComputeShader computeShader, int kernelIndex, RenderDimension computeThreadGroups)
{
//RenderTargetContext.SetRenderTargetContext(destinations);
computeShader.Dispatch(kernelIndex, computeThreadGroups.width, computeThreadGroups.height, 1);
}
/// <summary>
/// Compute the currently setuped render context with its targets
/// </summary>
/// <param name="cmd"></param>
/// <param name="computeShader"></param>
/// <param name="kernelIndex"></param>
/// <param name="computeThreadGroups"></param>
internal static void Draw(this CommandBuffer cmd, List <RenderTarget> destinations, ComputeShader computeShader, int kernelIndex, RenderDimension computeThreadGroups)
{
//cmd.SetRenderTargetContext(destinations);
cmd.DispatchCompute(computeShader, kernelIndex, computeThreadGroups.width, computeThreadGroups.height, 1);
}
/// <summary>
/// Update a render context based on rendering settings including xr
/// </summary>
/// <param name="camera"></param>
/// <param name="format"></param>
/// <param name="depthBufferBits"></param>
/// <param name="enableRandomWrite"></param>
/// <param name="dimension"></param>
internal void UpdateRenderContext(Camera camera, RenderTextureFormat format, int depthBufferBits, RenderDimension dimension)
{
#if UNITY_2018_3_OR_NEWER
_descriptor.dimension = camera.stereoEnabled ? UnityEngine.XR.XRSettings.eyeTextureDesc.dimension : UnityEngine.Rendering.TextureDimension.Tex2D;
_descriptor.vrUsage = camera.stereoEnabled ? UnityEngine.XR.XRSettings.eyeTextureDesc.vrUsage : VRTextureUsage.None;
_descriptor.volumeDepth = camera.stereoEnabled ? UnityEngine.XR.XRSettings.eyeTextureDesc.volumeDepth : 1;
#elif UNITY_2017_1_OR_NEWER
_descriptor.dimension = UnityEngine.Rendering.TextureDimension.Tex2D;
_descriptor.vrUsage = VRTextureUsage.None;
_descriptor.volumeDepth = 1;
#endif
#if UNITY_2017_1_OR_NEWER
_descriptor.useMipMap = false;
_descriptor.autoGenerateMips = false;
_descriptor.colorFormat = format;
_descriptor.depthBufferBits = depthBufferBits;
_descriptor.enableRandomWrite = false;
_descriptor.width = dimension.width;
_descriptor.height = dimension.height;
_descriptor.memoryless = RenderTextureMemoryless.None;
_descriptor.msaaSamples = 1;
_descriptor.sRGB = RenderTextureReadWrite.Default != RenderTextureReadWrite.Linear;
#else
_descriptor.width = dimension.width;
_descriptor.height = dimension.height;
#endif
}
/// <summary>
/// Update a render context based on rendering settings including xr
/// </summary>
/// <param name="camera"></param>
/// <param name="format"></param>
/// <param name="depthBufferBits"></param>
/// <param name="enableRandomWrite"></param>
/// <param name="dimension"></param>
internal void UpdateRenderContext(bool stereoEnabled, RenderTextureFormat format, int depthBufferBits, bool enableRandomWrite, RenderDimension dimension)
{
#if UNITY_2018_3_OR_NEWER
#if ENABLE_VR
_descriptor.dimension = stereoEnabled ? XRSettings.eyeTextureDesc.dimension : UnityEngine.Rendering.TextureDimension.Tex2D;
_descriptor.vrUsage = stereoEnabled ? XRSettings.eyeTextureDesc.vrUsage : VRTextureUsage.None;
_descriptor.volumeDepth = stereoEnabled ? XRSettings.eyeTextureDesc.volumeDepth : 1;
#else
_descriptor.dimension = UnityEngine.Rendering.TextureDimension.Tex2D;
_descriptor.vrUsage = VRTextureUsage.None;
_descriptor.volumeDepth = 1;
#endif
#elif UNITY_2017_1_OR_NEWER
_descriptor.dimension = UnityEngine.Rendering.TextureDimension.Tex2D;
_descriptor.vrUsage = VRTextureUsage.None;
_descriptor.volumeDepth = 1;
#endif
#if UNITY_2017_1_OR_NEWER
_descriptor.colorFormat = format;
_descriptor.depthBufferBits = depthBufferBits;
_descriptor.enableRandomWrite = enableRandomWrite;
_descriptor.width = dimension.width;
_descriptor.height = dimension.height;
_descriptor.memoryless = RenderTextureMemoryless.None;
_descriptor.sRGB = RenderTextureReadWrite.Default != RenderTextureReadWrite.Linear;
#else
_enableRandomWrite = enableRandomWrite;
_descriptor.width = dimension.width;
_descriptor.height = dimension.height;
#endif
}
