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dat blur

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minjaesong
2021-09-09 16:39:29 +09:00
parent 94a97193f9
commit 1a0c48987d
4 changed files with 84 additions and 16 deletions
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53
src/net/torvald/terrarum/UIFakeGradOverlay.kt
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@@ -1,8 +1,8 @@
package net.torvald.terrarum
import com.badlogic.gdx.graphics.Camera
import com.badlogic.gdx.graphics.Color
import com.badlogic.gdx.graphics.*
import com.badlogic.gdx.graphics.g2d.SpriteBatch
import com.badlogic.gdx.graphics.glutils.FrameBuffer
import net.torvald.terrarum.modulebasegame.IngameRenderer
import net.torvald.terrarum.ui.UICanvas
@@ -54,28 +54,58 @@ class UIFakeBlurOverlay : UICanvas() {
override var openCloseTime: Second = 0f
private val shaderBlur = App.loadShaderFromFile("assets/blur.vert", "assets/blur.frag")
private val shaderBlur = App.loadShaderFromFile("assets/blur.vert", "assets/blur2.frag")
init { }
private val blurRadius = 32f
private val blurRadius = 2f
private val darken = Color(0.5f, 0.5f, 0.5f, 1f)
private var fbo = FrameBuffer(Pixmap.Format.RGBA8888, width / 4, height / 4, true)
override fun updateUI(delta: Float) {}
override fun renderUI(batch: SpriteBatch, camera: Camera) {
/*for (i in 0 until 5) {
for (i in 0 until 6) {
val scalar = blurRadius * (1 shl i.ushr(1))
batch.shader = shaderBlur
shaderBlur.setUniformMatrix("u_projTrans", camera.combined)
shaderBlur.setUniformi("u_texture", 0)
shaderBlur.setUniformf("iResolution", width.toFloat(), height.toFloat())
IngameRenderer.shaderBlur.setUniformf("flip", 1f)
if (i % 2 == 0)
IngameRenderer.shaderBlur.setUniformf("direction", blurRadius, 0f)
IngameRenderer.shaderBlur.setUniformf("direction", scalar, 0f)
else
IngameRenderer.shaderBlur.setUniformf("direction", 0f, blurRadius)
IngameRenderer.shaderBlur.setUniformf("direction", 0f, scalar)
val p = Pixmap.createFromFrameBuffer(0, 0, width, height)
val t = Texture(p); t.setFilter(Texture.TextureFilter.Linear, Texture.TextureFilter.Linear)
batch.draw(t, 0f, 0f)
batch.flush() // so I can safely dispose of the texture
t.dispose(); p.dispose()
}
// sample blurred but blocky texture, scale it down, and re-scale up to the main screen
batch.end()
val p = Pixmap.createFromFrameBuffer(0, 0, width, height)
val t = Texture(p); t.setFilter(Texture.TextureFilter.Linear, Texture.TextureFilter.Linear)
fbo.inAction(camera as OrthographicCamera, batch) {
batch.inUse {
batch.shader = null
batch.draw(t, 0f, 0f, fbo.width.toFloat(), fbo.height.toFloat())
}
}
t.dispose(); p.dispose()
batch.begin()
val t2 = fbo.colorBufferTexture
t2.setFilter(Texture.TextureFilter.Linear, Texture.TextureFilter.Linear)
blendNormal(batch)
batch.draw(t2, 0f, 0f, width.toFloat(), height.toFloat())
batch.fillRect(0f, 0f, width.toFloat(), height.toFloat())
}*/
blendMul(batch)
batch.color = darken
batch.fillRect(0f, 0f, width.toFloat(), height.toFloat())
@@ -89,5 +119,6 @@ class UIFakeBlurOverlay : UICanvas() {
override fun endClosing(delta: Float) {}
override fun dispose() {
shaderBlur.dispose()
fbo.dispose()
}
}