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minimap: only update and render when needed

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minjaesong
2019-03-10 00:28:47 +09:00
parent cd97b5c4ab
commit 5822cb50b2
2 changed files with 36 additions and 5 deletions
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28
src/net/torvald/terrarum/blockstats/MinimapComposer.kt
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@@ -46,8 +46,8 @@ object MinimapComposer {
var topLeftCoordY = 0
const val LIVETILE_SIZE = 64
const val DISPLAY_CANVAS_WIDTH = 2048
const val DISPLAY_CANVAS_HEIGHT = 1024
const val DISPLAY_CANVAS_WIDTH = 2048 // must be divisible by LIVETILE_SIZE
const val DISPLAY_CANVAS_HEIGHT = 1024 // must be divisible by LIVETILE_SIZE
val minimap = Pixmap(DISPLAY_CANVAS_WIDTH, DISPLAY_CANVAS_HEIGHT, Pixmap.Format.RGBA8888)
const val TILES_IN_X = DISPLAY_CANVAS_WIDTH / LIVETILE_SIZE
const val TILES_IN_Y = DISPLAY_CANVAS_HEIGHT / LIVETILE_SIZE
@@ -96,12 +96,30 @@ object MinimapComposer {
// TODO
}
fun revalidateAll() {
liveTilesMeta.forEach { it.revalidate = true }
}
private var rerender = true
/**
* When to call:
* - every 5 seconds or so
* - every .5 seconds for 10 seconds after the tilemap changed
*/
fun requestRender() {
printdbg(this, "Rerender requested")
rerender = true
}
fun renderToBackground() {
for (y in 0 until TILES_IN_Y) {
for (x in 0 until TILES_IN_X) {
minimap.drawPixmap(liveTiles[tilemap[y][x]], x * LIVETILE_SIZE, y * LIVETILE_SIZE)
if (rerender) {
for (y in 0 until TILES_IN_Y) {
for (x in 0 until TILES_IN_X) {
minimap.drawPixmap(liveTiles[tilemap[y][x]], x * LIVETILE_SIZE, y * LIVETILE_SIZE)
}
}
rerender = false
}
}