public override void Configure(CommandBuffer cmd, RenderTextureDescriptor cameraTextureDescriptor)
{
cameraTextureDescriptor.depthBufferBits = 0;
cameraTextureDescriptor.width = m_Resolution;
cameraTextureDescriptor.height = m_Resolution;
cameraTextureDescriptor.colorFormat = RenderTextureFormat.Default;
// Does not help for single pass instanced...
// cameraTextureDescriptor.vrUsage = VRTextureUsage.None;
// https://docs.unity3d.com/ScriptReference/Rendering.AttachmentDescriptor.ConfigureTarget.html
cmd.GetTemporaryRT(m_GrassDisplacementFX.id, cameraTextureDescriptor, FilterMode.Bilinear);
ConfigureTarget(m_GrassDisplacementFX.Identifier());
ConfigureClear(ClearFlag.Color, m_ClearColor);
// Set up all constants
stepSize = m_Size / (float)m_Resolution;
oneOverStepSize = 1.0f / stepSize;
var halfSize = m_Size * 0.5f;
projectionMatrix = Matrix4x4.Ortho(-halfSize, halfSize, -halfSize, halfSize, 0.1f, 80.0f);
projectionMatrix = GL.GetGPUProjectionMatrix(projectionMatrix, false);
worldToCameraMatrix.SetRow(0, new Vector4(1, 0, 0, 0)); //last is x pos
worldToCameraMatrix.SetRow(1, new Vector4(0, 0, 1, 0)); //last is z pos
worldToCameraMatrix.SetRow(2, new Vector4(0, 1, 0, 0)); //last is y pos
worldToCameraMatrix.SetRow(3, new Vector4(0, 0, 0, 1));
}
public override void Configure(CommandBuffer cmd, RenderTextureDescriptor cameraTextureDescriptor)
{
cameraTextureDescriptor.depthBufferBits = 0;
cameraTextureDescriptor.width = cameraTextureDescriptor.width / 2;
cameraTextureDescriptor.height = cameraTextureDescriptor.height / 2;
cameraTextureDescriptor.colorFormat = RenderTextureFormat.Default;
cmd.GetTemporaryRT(m_WaterFX.id, cameraTextureDescriptor, FilterMode.Bilinear);
ConfigureTarget(m_WaterFX.Identifier());
ConfigureClear(ClearFlag.Color, m_ClearColor);
}
/// <inheritdoc/>
public override void Execute(ScriptableRenderContext context, ref UnityEngine.Rendering.Universal.RenderingData renderingData)
{
CommandBuffer cmd = CommandBufferPool.Get(m_ProfilerTag);
RenderTextureDescriptor opaqueDesc = renderingData.cameraData.cameraTargetDescriptor;
opaqueDesc.depthBufferBits = 0;
// Can't read and write to same color target, create a temp render target to blit.
if (destination == UnityEngine.Rendering.Universal.RenderTargetHandle.CameraTarget)
{
cmd.GetTemporaryRT(m_TemporaryColorTexture.id, opaqueDesc, filterMode);
RenderTargetIdentifier mainID;
if (setMainTexTo != null)
{
mainID = new RenderTargetIdentifier(setMainTexTo);
Blit(cmd, mainID, m_TemporaryColorTexture.Identifier(), blitMaterial, blitShaderPassIndex);
}
else
{
Blit(cmd, source, m_TemporaryColorTexture.Identifier(), blitMaterial, blitShaderPassIndex);
}
Blit(cmd, m_TemporaryColorTexture.Identifier(), source);
}
else
{
Blit(cmd, source, destination.Identifier(), blitMaterial, blitShaderPassIndex);
}
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
}