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package display
import (
"codeberg.org/snonux/loadbars/internal/constants"
"codeberg.org/snonux/loadbars/internal/stats"
"github.com/veandco/go-sdl2/sdl"
)
func drawMemBarSmoothed(renderer *sdl.Renderer, h *stats.HostStats, smoothed *struct{ ramUsed, swapUsed float64 }, factor float64, barW int32, x, y, barH int32) {
renderer.SetDrawColor(constants.Black.R, constants.Black.G, constants.Black.B, 255)
renderer.FillRect(&sdl.Rect{X: x, Y: y, W: barW, H: barH})
if h.Mem == nil {
return
}
var targetRam, targetSwap float64
if memTotal := h.Mem["MemTotal"]; memTotal > 0 {
targetRam = 100 - 100*float64(h.Mem["MemFree"])/float64(memTotal)
if targetRam < 0 {
targetRam = 0
}
if targetRam > 100 {
targetRam = 100
}
}
if swapTotal := h.Mem["SwapTotal"]; swapTotal > 0 {
targetSwap = 100 - 100*float64(h.Mem["SwapFree"])/float64(swapTotal)
if targetSwap < 0 {
targetSwap = 0
}
if targetSwap > 100 {
targetSwap = 100
}
}
smoothed.ramUsed += (targetRam - smoothed.ramUsed) * factor
smoothed.swapUsed += (targetSwap - smoothed.swapUsed) * factor
halfW := barW / 2
pxPerPct := float64(barH) / 100.0
ramUsedH := int32(smoothed.ramUsed * pxPerPct)
if ramUsedH > 0 {
renderer.SetDrawColor(constants.DarkGrey.R, constants.DarkGrey.G, constants.DarkGrey.B, 255)
renderer.FillRect(&sdl.Rect{X: x, Y: y + barH - ramUsedH, W: halfW, H: ramUsedH})
}
if ramFreeH := barH - ramUsedH; ramFreeH > 0 {
renderer.SetDrawColor(constants.Black.R, constants.Black.G, constants.Black.B, 255)
renderer.FillRect(&sdl.Rect{X: x, Y: y, W: halfW, H: ramFreeH})
}
swapUsedH := int32(smoothed.swapUsed * pxPerPct)
if swapUsedH > 0 {
renderer.SetDrawColor(constants.Grey.R, constants.Grey.G, constants.Grey.B, 255)
renderer.FillRect(&sdl.Rect{X: x + halfW, Y: y + barH - swapUsedH, W: halfW, H: swapUsedH})
}
if swapFreeH := barH - swapUsedH; swapFreeH > 0 {
renderer.SetDrawColor(constants.Black.R, constants.Black.G, constants.Black.B, 255)
renderer.FillRect(&sdl.Rect{X: x + halfW, Y: y, W: halfW, H: swapFreeH})
}
}
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