private void UpdateView()
{
if (renderView == null || renderView.pRenderView == IntPtr.Zero)
{
SetRenderView();
}
udRenderInstance[] modelArray = UDUtilities.getUDSInstances();
Matrix4x4 watcherTrans = transform.localToWorldMatrix;
double[] frontPlaneView = UDUtilities.GetUDMatrix(watcherTrans);
renderView.SetMatrix(Vault.udRenderTargetMatrix.Camera, frontPlaneView);
Matrix4x4 projection = Matrix4x4.Ortho(-width / 2, width / 2, height / 2, -height / 2, zNear, zFar);
renderView.SetMatrix(Vault.udRenderTargetMatrix.Projection, UDUtilities.GetUDMatrix(projection));
RenderOptions options = new RenderOptions();
//we need the highest LOD if we are not updating the mesh every frame
if (blockOnStream)
{
options.options.flags = udRenderContextFlags.udRF_BlockingStreaming;
}
try
{
GlobalVDKContext.renderer.Render(renderView, modelArray, modelArray.Length, options);
}
catch (Exception e) {
Debug.Log("VDK dropped frame: " + e.ToString());
}
MakeSheetMesh(width, height, (int)widthPix, (int)heightPix, depthBuffer);
}
/*
* generates and stores a depth image rom a z buffer for use in spacial calculations
* this is pretty expensive
*/
public void setDepthImageFromZ(float[] value)
{
if (cam == null)
{
return;
}
if (depthBuffer == null || depthBuffer.Length != value.Length)
{
depthBuffer = new float[value.Length];
}
for (int i = 0; i < depthBuffer.Length; ++i)
{
depthBuffer[i] = UDUtilities.zBufferToDepth(depthBuffer[i], cam.nearClipPlane, cam.farClipPlane, false);
}
}
private void UpdateView()
{
if (renderView == null || renderView.pRenderView == IntPtr.Zero)
{
SetRenderView();
}
vdkRenderInstance[] modelArray = UDUtilities.getUDSInstances();
Matrix4x4 watcherTrans = transform.localToWorldMatrix;
double[] frontPlaneView = UDUtilities.GetUDMatrix(watcherTrans);
renderView.SetMatrix(Vault.RenderViewMatrix.Camera, frontPlaneView);
Matrix4x4 projection = Matrix4x4.Ortho(-width / 2, width / 2, height / 2, -height / 2, zNear, zFar);
renderView.SetMatrix(Vault.RenderViewMatrix.Projection, UDUtilities.GetUDMatrix(projection));
GlobalVDKContext.renderer.Render(renderView, modelArray, modelArray.Length);
MakeSheetMesh(width, height, (int)widthPix, (int)heightPix, depthBuffer);
}
public override void Render(PostProcessRenderContext context)
{
Camera cam = context.camera;
cam.depthTextureMode |= DepthTextureMode.Depth;
if (!GlobalVDKContext.isCreated)
{
return;
}
if (context.width != width || context.height != height)
{
RebuildBuffers(context.width, context.height);
}
GameObject[] objects = GameObject.FindGameObjectsWithTag("UDSModel");
vdkRenderInstance[] modelArray = UDUtilities.getUDSInstances();
if (modelArray.Length > 0)
{
vRenderView.SetMatrix(Vault.RenderViewMatrix.View, UDUtilities.GetUDMatrix(cam.worldToCameraMatrix));
vRenderView.SetMatrix(Vault.RenderViewMatrix.Projection, UDUtilities.GetUDMatrix(cam.projectionMatrix));
GlobalVDKContext.renderer.Render(vRenderView, modelArray, modelArray.Length);
//make sure that the textures exist before operating on them
if (colourTexture == null || depthTexture == null)
{
InitialiseTextures();
}
colourTexture.SetPixels32(colourBuffer);
colourTexture.Apply();
depthTexture.LoadRawTextureData <float>(new Unity.Collections.NativeArray <float>(depthBuffer, Unity.Collections.Allocator.Temp));
depthTexture.Apply();
var sheet = context.propertySheets.Get(Shader.Find("Hidden/VDK/VDKShader"));
sheet.properties.SetTexture("_udCol", colourTexture);
sheet.properties.SetTexture("_udDep", depthTexture);
context.command.BlitFullscreenTriangle(context.source, context.destination, sheet, 0);
}
}
/*
* converts the z buffer value to a world space displacement
*/
float zBufferToDepth(float z)
{
return(UDUtilities.zBufferToDepth(z, zNear, zFar));
}
public override void Render(PostProcessRenderContext context)
{
Camera cam = context.camera;
cam.depthTextureMode |= DepthTextureMode.Depth;
if (!GlobalVDKContext.isCreated)
{
return;
}
vdkCameraOptions optionsContainer = cam.GetComponent <vdkCameraOptions>();
RenderOptions options;
float resolutionScaling;
if (optionsContainer != null)
{
options = optionsContainer.optionsStruct;
resolutionScaling = optionsContainer.resolutionScaling;
}
else
{
optionsContainer = null;
options = new RenderOptions();
resolutionScaling = 1;
}
if ((int)context.width * resolutionScaling != width || (int)context.height * resolutionScaling != height)
{
RebuildBuffers((int)(context.width * resolutionScaling), (int)(context.height * resolutionScaling));
}
GameObject[] objects = GameObject.FindGameObjectsWithTag("UDSModel");
udRenderInstance[] modelArray = UDUtilities.getUDSInstances();
if (modelArray.Length > 0)
{
vRenderView.SetMatrix(Vault.udRenderTargetMatrix.View, UDUtilities.GetUDMatrix(cam.worldToCameraMatrix));
vRenderView.SetMatrix(Vault.udRenderTargetMatrix.Projection, UDUtilities.GetUDMatrix(cam.projectionMatrix));
//interface to input render options: this allows setting of render flags, picking and filtering from unity objects attached to the camera
GlobalVDKContext.renderer.Render(vRenderView, modelArray, modelArray.Length, options);
//pass the depth buffer back to the unity interface for further processing:
if (optionsContainer != null && optionsContainer.recordDepthBuffer)
{
optionsContainer.setDepthImageFromZ(depthBuffer);//for as yet unimplemented features
}
//make sure that the textures exist before operating on them
if (colourTexture == null || depthTexture == null)
{
InitialiseTextures();
}
colourTexture.SetPixels32(colourBuffer);
colourTexture.Apply();
depthTexture.LoadRawTextureData <float>(new Unity.Collections.NativeArray <float>(depthBuffer, Unity.Collections.Allocator.Temp));
depthTexture.Apply();
var sheet = context.propertySheets.Get(Shader.Find("Hidden/VDK/VDKShader"));
sheet.properties.SetTexture("_udCol", colourTexture);
sheet.properties.SetTexture("_udDep", depthTexture);
context.command.BlitFullscreenTriangle(context.source, context.destination, sheet, 0);
}
}
