Eliminate these APIs when not using PIX

helper to avoid allocating chunks that wouldn't fit contiguously in the ring

When using this function it is sane to ensure that float are perfectly rounded to integer values, to that e.g. (int)(max.x-min.x) in user's render pro

Select the best physical device. For now, the code just gets the first discrete GPU. If none is found, it default to an integrated then virtual then c

-------------------------------------------------------------------------------------- OnCreate ----------------------------------------------------

Demonstrate creating a window which gets auto-resized according to its content.

Demonstrate creating a window with custom resize constraints.

Demonstrate using the low-level ImDrawList to draw custom shapes.

Demonstrate creating a simple static window with no decoration + a context-menu to choose which corner of the screen to use.

Demonstrate create a window with multiple child windows.

Demonstrate creating a simple log window with basic filtering.

Demonstrate/test rendering huge amount of text, and the incidence of clipping.

Demonstrate creating a fullscreen menu bar and populating it.

Demonstrate create a simple property editor.

Demonstrate using "##" and "###" in identifiers to manipulate ID generation. This apply to regular items as well. Read FAQ section "How can I have mul