void Start()
{
// return if sqgraphic not init
if (SqGraphicManager.Instance == null)
{
enabled = false;
return;
}
// one instance only
if (instance != null)
{
enabled = false;
return;
}
instance = this;
attachedCam = GetComponent <Camera>();
attachedCam.renderingPath = RenderingPath.Forward; // currently only fw is implement
attachedCam.cullingMask = 0; // draw nothing
attachedCam.allowHDR = true; // force hdr mode
CreateRenderTarget();
CreateCameraData();
lastMsaaSample = msaaSample;
}
void Update()
{
int instanceID = attachedCam.GetInstanceID();
SetRenderMode(instanceID, Mathf.Clamp((int)renderMode, 0, (int)RenderMode.ForwardPass));
// check aa change
if (lastMsaaSample != msaaSample)
{
RemoveCamera(instanceID);
OnDestroy();
Start();
ResetPipelineState();
SqGraphicManager.Instance.resetingFrame = true;
}
// update VP matrix
Matrix4x4 projRendering = GL.GetGPUProjectionMatrix(attachedCam.projectionMatrix, true);
Matrix4x4 projCulling = GL.GetGPUProjectionMatrix(attachedCam.projectionMatrix, false);
Matrix4x4 invView = attachedCam.worldToCameraMatrix.inverse; // didn't be the same as CameraToWorldMatrix, this is bullshit lol
SetViewProjMatrix(instanceID,
attachedCam.worldToCameraMatrix,
projRendering,
projCulling,
invView,
projRendering.inverse,
transform.position, transform.forward, attachedCam.farClipPlane, attachedCam.nearClipPlane);
Rect viewRect = attachedCam.pixelRect;
ViewPort vp;
vp.TopLeftX = viewRect.xMin;
vp.TopLeftY = viewRect.yMin;
vp.Width = viewRect.width;
vp.Height = viewRect.height;
vp.MinDepth = 0f;
vp.MaxDepth = 1f;
RawRect rr;
rr.left = 0;
rr.top = 0;
rr.right = (int)viewRect.width;
rr.bottom = (int)viewRect.height;
SetViewPortScissorRect(instanceID, vp, rr);
lastMsaaSample = msaaSample;
}