Reference nvgRadialGradient

Creates and returns a radial gradient. Parameters (cx,cy) specify the center, inr and outr specify the inner and outer radius of the gradient, icol specifies the start color and ocol the end color

function nvgRadialGradient(Ctx: PNVGcontext; CX, CY, InR, OutR: Single; ICol, OCol: TNVGcolor): TNVGpaint;