moarpatterns (#1)

Make the comparison work

Allow color setting

types.... yeah... I know about them.

single-colour plasma, I hope

Reviewed-on: #1
Co-Authored-By: Martyn <m@rtyn.berlin>
Co-Committed-By: Martyn <m@rtyn.berlin>
This commit is contained in:
Martyn 2021-01-03 10:46:39 +00:00
parent 10cef66e13
commit 2709d98125
3 changed files with 68 additions and 1 deletions

View File

@ -32,6 +32,11 @@ var previousEffect queue.QueueItem
var msDelay = 0 var msDelay = 0
func isColorSet(c RGBcolor) bool {
// Any color so long as it's NOT black!
return c[0] != 0 || c[1] != 0 || c[2] != 0
}
func foreverLoop() { func foreverLoop() {
for /*ever*/ { for /*ever*/ {
time.Sleep(time.Duration(msDelay) * time.Millisecond) //25fps time.Sleep(time.Duration(msDelay) * time.Millisecond) //25fps
@ -169,7 +174,11 @@ func main() {
case "line": case "line":
rearranged = remapping.SliceRearrange(PanelWidth, PanelHeight, true, remapping.XYGridToLinear(PanelWidth, PanelHeight, patterns.ZigZag(PanelWidth, PanelHeight))) rearranged = remapping.SliceRearrange(PanelWidth, PanelHeight, true, remapping.XYGridToLinear(PanelWidth, PanelHeight, patterns.ZigZag(PanelWidth, PanelHeight)))
case "plasma": case "plasma":
rearranged = remapping.SliceRearrange(PanelWidth, PanelHeight, true, remapping.XYGridToLinear(PanelWidth, PanelHeight, patterns.PlasmaPanel(PanelWidth, PanelHeight, currentEffect.Speed))) if isColorSet(currentEffect.SeedColour) {
rearranged = remapping.SliceRearrange(PanelWidth, PanelHeight, true, remapping.XYGridToLinear(PanelWidth, PanelHeight, patterns.PlasmaPanelSingleColor(PanelWidth, PanelHeight, currentEffect.Speed, currentEffect.SeedColour)))
} else {
rearranged = remapping.SliceRearrange(PanelWidth, PanelHeight, true, remapping.XYGridToLinear(PanelWidth, PanelHeight, patterns.PlasmaPanel(PanelWidth, PanelHeight, currentEffect.Speed)))
}
case "red": case "red":
rearranged = remapping.SliceRearrange(PanelWidth, PanelHeight, false, remapping.XYGridToLinear(PanelWidth, PanelHeight, patterns.RedPanel(PanelWidth, PanelHeight))) rearranged = remapping.SliceRearrange(PanelWidth, PanelHeight, false, remapping.XYGridToLinear(PanelWidth, PanelHeight, patterns.RedPanel(PanelWidth, PanelHeight)))
case "random": case "random":

View File

@ -112,3 +112,46 @@ func PlasmaPanel(w int, h int, speed uint16) [][]RGBcolor {
} }
return grid return grid
} }
func singleColorPlasmaFromFloatVal(val float64, baseColor RGBcolor) (byte, byte, byte) {
var r byte
var g byte
var b byte
val = positiveModF(val)
r = byte(math.Trunc(float64(baseColor[0]) * val))
g = byte(math.Trunc(float64(baseColor[1]) * val))
b = byte(math.Trunc(float64(baseColor[2]) * val))
return r, g, b
}
func PlasmaPanelSingleColor(w int, h int, speed uint16, baseColor RGBcolor) [][]RGBcolor {
grid := make([][]RGBcolor, w)
for i := 0; i < w; i++ {
grid[i] = make([]RGBcolor, h)
}
palletteOffset -= 0.05 / 1.0
if palletteOffset < 0 {
palletteOffset += 1.0
}
offset := 0.5 // center offset
scaleW := math.Pi * 2.0 / float64(w)
scaleH := math.Pi * 2.0 / float64(h)
for y := 0; y < h; y++ {
for x := 0; x < w; x++ {
u := math.Cos((float64(x) + offset) * scaleW)
v := math.Cos((float64(y) + offset) * scaleH)
j := math.Cos(offset * scaleW) // 2D - No Z
e := (u + v + j + 3.0) / 6.0
r, g, b := singleColorPlasmaFromFloatVal(palletteOffset+e, baseColor)
var rgb [3]byte
rgb[0] = r
rgb[1] = g
rgb[2] = b
grid[x][y] = rgb
}
}
return grid
}

View File

@ -55,6 +55,17 @@ func PatternHandler(response http.ResponseWriter, request *http.Request) {
} else { } else {
e.Speed = 40 e.Speed = 40
} }
if vars["color"] != "" {
var c queue.RGBcolor
for cn, cv := range colornames.Map {
if cn == strings.ToLower(vars["color"]) {
c[0] = cv.R
c[1] = cv.G
c[2] = cv.B
}
}
e.SeedColour = c
}
if vars["override"] == "true" { if vars["override"] == "true" {
overrideFlag <- e overrideFlag <- e
} else { } else {
@ -159,6 +170,10 @@ func HandleHTTP(queueChannel chan queue.QueueItem, Port int, overrideChannel cha
r.HandleFunc("/pattern/{pattern}/", PatternHandler) r.HandleFunc("/pattern/{pattern}/", PatternHandler)
r.HandleFunc("/pattern/{pattern}/{duration}", PatternHandler) r.HandleFunc("/pattern/{pattern}/{duration}", PatternHandler)
r.HandleFunc("/pattern/{pattern}/{duration}/{speed}", PatternHandler) r.HandleFunc("/pattern/{pattern}/{duration}/{speed}", PatternHandler)
r.HandleFunc("/colorpattern/{color}/{pattern}/override={override}", PatternHandler)
r.HandleFunc("/colorpattern/{color}/{pattern}/", PatternHandler)
r.HandleFunc("/colorpattern/{color}/{pattern}/{duration}", PatternHandler)
r.HandleFunc("/colorpattern/{color}/{pattern}/{duration}/{speed}", PatternHandler)
r.HandleFunc("/colour/{name}", ColourHandler) r.HandleFunc("/colour/{name}", ColourHandler)
r.HandleFunc("/colour/{name}/override={override}", ColourHandler) r.HandleFunc("/colour/{name}/override={override}", ColourHandler)
r.HandleFunc("/colour/{name}/{duration}", ColourHandler) r.HandleFunc("/colour/{name}/{duration}", ColourHandler)