/// <summary>Draws this node now (but doesn't transfer it into a texture).</summary>
public void DrawGPU(DrawInfo info, SurfaceTexture tex)
{
// Get current active RT (as draw will probably overwrite it):
RenderTexture prevActive = RenderTexture.active;
// If the size has changed then require a stack (re)allocate:
if (info.ImageX != tex.LatestImageX || info.ImageY != tex.LatestImageY)
{
// Realloc textures:
tex.ReallocateSize(info);
// Must reallocate:
AllocateRequired = true;
}
if (AllocateRequired)
{
// Clear flag:
AllocateRequired = false;
// Allocate the first node:
int stackCount = 0;
Allocate(info, tex, ref stackCount);
}
// Draw now!
Draw(info);
info.CurrentParent = null;
// Restore active:
RenderTexture.active = prevActive;
}
/// <summary>Allocates now.</summary>
public void PreAllocate(DrawInfo info, SurfaceTexture tex)
{
// If the size has changed then require a stack (re)allocate:
if (info.ImageX != tex.LatestImageX || info.ImageY != tex.LatestImageY)
{
// Realloc textures:
tex.ReallocateSize(info);
// Must reallocate:
AllocateRequired = true;
}
if (AllocateRequired)
{
// Clear flag:
AllocateRequired = false;
// Allocate the first node:
int stackCount = 0;
Allocate(info, tex, ref stackCount);
}
}