THREE.JS / DISPLAY PIPELINE

Paint above white.

A single additive brush becomes a small HDR canvas: HalfFloat output, Extended sRGB presentation, TSL radial falloff, and an AfterImage trail.

Initializing HDR draw—
Preparing the HalfFloat brush pipeline.

Move the pointer across the canvas to relocate the brush. ?backend=webgl exposes the explicit SDR reference.

LAB / HDR DRAW