core/src/ru/deadsoftware/cavedroid/game/render/BackgroundBlocksRenderer.kt

   1 package ru.deadsoftware.cavedroid.game.render
   2
   3 import com.badlogic.gdx.Gdx
   4 import com.badlogic.gdx.graphics.GL20
   5 import com.badlogic.gdx.graphics.g2d.SpriteBatch
   6 import com.badlogic.gdx.graphics.glutils.ShapeRenderer
   7 import com.badlogic.gdx.math.Rectangle
   8 import ru.deadsoftware.cavedroid.game.GameInput
   9 import ru.deadsoftware.cavedroid.game.GameScope
  10 import ru.deadsoftware.cavedroid.game.world.GameWorld
  11 import ru.deadsoftware.cavedroid.misc.utils.forEachBlockInArea
  12 import javax.inject.Inject
  13
  14 @GameScope
  15 class BackgroundBlocksRenderer @Inject constructor(
  16     gameWorld: GameWorld,
  17     gameInput: GameInput
  18 ) : BlocksRenderer(gameWorld, gameInput) {
  19
  20     override val renderLayer get() = RENDER_LAYER
  21
  22     override val background = true
  23
  24     override fun draw(spriteBatch: SpriteBatch, shapeRenderer: ShapeRenderer, viewport: Rectangle, delta: Float) {
  25         forEachBlockInArea(viewport) { x, y ->
  26             drawBackMap(spriteBatch, viewport, x, y)
  27         }
  28
  29         spriteBatch.end()
  30         Gdx.gl.glEnable(GL20.GL_BLEND)
  31         Gdx.gl.glBlendFunc(GL20.GL_SRC_ALPHA, GL20.GL_ONE_MINUS_SRC_ALPHA)
  32         shapeRenderer.begin(ShapeRenderer.ShapeType.Filled)
  33         shapeRenderer.setColor(0f, 0f, 0f, .5f)
  34
  35         forEachBlockInArea(viewport) { x, y ->
  36             shadeBackMap(shapeRenderer, viewport, x, y)
  37         }
  38
  39         shapeRenderer.end()
  40         Gdx.gl.glDisable(GL20.GL_BLEND)
  41         spriteBatch.begin()
  42
  43         forEachBlockInArea(viewport) { x, y ->
  44             drawForeMap(spriteBatch, viewport, x, y)
  45         }
  46     }
  47
  48     companion object {
  49         private const val RENDER_LAYER = 100000
  50     }
  51 }