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go-opengl-pixel
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batch draw ships

This commit is contained in:
Luke Meyers 2020-02-08 19:31:57 -08:00
parent ae0256ca89
commit f230a0b995
1 changed files with 8 additions and 8 deletions
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16
gfx/gfx.go
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@ -115,11 +115,12 @@ func renderBackground(w *pixelgl.Window, batch *pixel.Batch) {
}
func renderRacers(ctx context, colors map[*game.Team]pixel.RGBA, pic pixel.Picture) {
batch := pixel.NewBatch(new(pixel.TrianglesData), pic)
for i, t := range ctx.sNew.Teams {
c := colors[&ctx.sNew.Teams[i]]
for j, racer := range t.Racers {
oldRacer := ctx.sOld.Teams[i].Racers[j]
renderRacer(ctx, oldRacer, racer, racer.ID == ctx.sOld.Teams[i].Baton.HolderID, c, pic)
renderRacer(ctx, batch, oldRacer, racer, racer.ID == ctx.sOld.Teams[i].Baton.HolderID, c, pic)
}
oldHolder, newHolder := game.ActiveRacer(ctx.sOld.Teams[i]), game.ActiveRacer(ctx.sNew.Teams[i])
@ -131,13 +132,12 @@ func renderRacers(ctx context, colors map[*game.Team]pixel.RGBA, pic pixel.Pictu
Y: oldPos.Y + ctx.tween*(newPos.Y-oldPos.Y),
}
batch := pixel.NewBatch(new(pixel.TrianglesData), nil)
renderBaton(pos, batch)
batch.Draw(ctx.w)
}
batch.Draw(ctx.w)
}
func renderRacer(ctx context, oldRacer, racer game.Racer, active bool, c pixel.RGBA, pic pixel.Picture) {
func renderRacer(ctx context, batch *pixel.Batch, oldRacer, racer game.Racer, active bool, c pixel.RGBA, pic pixel.Picture) {
oldPos := lanePos(oldRacer.Position.Pos, oldRacer.Position.Lane, racerWidth, ctx.w.Bounds())
newPos := lanePos(racer.Position.Pos, racer.Position.Lane, racerWidth, ctx.w.Bounds())
pos := pixel.Vec{
@ -172,12 +172,12 @@ func renderRacer(ctx context, oldRacer, racer game.Racer, active bool, c pixel.R
im.Push(ll)
im.Push(ur)
im.Rectangle(0)
im.Draw(ctx.w)
im.Draw(batch)
}
bounds := pic.Bounds()
sprite := pixel.NewSprite(pic, bounds)
sprite.DrawColorMask(ctx.w, pixel.IM.Moved(pos).ScaledXY(pos, pixel.Vec{1.7, 1.7}), c)
sprite.DrawColorMask(batch, pixel.IM.Moved(pos).ScaledXY(pos, pixel.Vec{1.7, 1.7}), c)
w := 3.0
@ -197,8 +197,8 @@ func renderRacer(ctx context, oldRacer, racer game.Racer, active bool, c pixel.R
}
im1.Circle(w, 0)
im2.Circle(w, 1)
im1.Draw(ctx.w)
im2.Draw(ctx.w)
im1.Draw(batch)
im2.Draw(batch)
}
func renderBaton(pos pixel.Vec, b *pixel.Batch) {