AstralTransRocketries/minosoft
1
0
Fork 0
mirror of https://gitlab.bixilon.de/bixilon/minosoft.git synced 2025-09-17 11:24:56 -04:00
Code Issues Packages Projects Releases Wiki Activity

improve sun drawing performance

Browse Source
This commit is contained in:
Bixilon 2022-11-03 18:23:16 +01:00
parent 70fb02f290
commit 5e38892fa3
No known key found for this signature in database
GPG Key ID: 5CAD791931B09AC4
1 changed files with 13 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
src/main/java/de/bixilon/minosoft/gui/rendering/sky/sun/SunRenderer.kt
View File

@ -18,15 +18,14 @@ import de.bixilon.kotlinglm.mat4x4.Mat4
import de.bixilon.kotlinglm.vec2.Vec2
import de.bixilon.kotlinglm.vec3.Vec3
import de.bixilon.kotlinglm.vec4.Vec4
import de.bixilon.kutil.watcher.DataWatcher.Companion.observe
import de.bixilon.minosoft.data.world.time.DayPhases
import de.bixilon.minosoft.data.world.time.WorldTime
import de.bixilon.minosoft.gui.rendering.events.CameraMatrixChangeEvent
import de.bixilon.minosoft.gui.rendering.sky.SkyChildRenderer
import de.bixilon.minosoft.gui.rendering.sky.SkyRenderer
import de.bixilon.minosoft.gui.rendering.system.base.BlendingFunctions
import de.bixilon.minosoft.gui.rendering.system.base.RenderingCapabilities
import de.bixilon.minosoft.gui.rendering.textures.TextureUtil.texture
import de.bixilon.minosoft.modding.event.listener.CallbackEventListener.Companion.listen
import de.bixilon.minosoft.protocol.protocol.ProtocolDefinition
import de.bixilon.minosoft.util.KUtil.minecraft
import de.bixilon.minosoft.util.KUtil.minosoft
@ -39,11 +38,12 @@ class SunRenderer(
) : SkyChildRenderer {
private val texture = sky.renderWindow.textureManager.staticTextures.createTexture(SUN)
private val shader = sky.renderWindow.renderSystem.createShader(minosoft("weather/sun"))
private var mesh = SunMesh(sky.renderWindow)
private val mesh = SunMesh(sky.renderWindow)
private var day = -1L
private var matrix = Mat4()
private var matrixUpdate = true
private var sunModifier = 0.0f
private var intensity = -1.0f
override fun init() {
shader.load()
@ -69,7 +69,7 @@ class SunRenderer(
override fun postInit() {
prepareMesh()
sky.renderWindow.textureManager.staticTextures.use(shader)
sky.renderWindow.connection.events.listen<CameraMatrixChangeEvent> { calculateMatrix(it.projectionMatrix, it.viewMatrix) }
sky::matrix.observe(this) { calculateMatrix(it) }
}
private fun getSunAngle(): Float {
@ -94,8 +94,8 @@ class SunRenderer(
}
}
private fun calculateMatrix(projection: Mat4 = sky.renderWindow.camera.matrixHandler.projectionMatrix, view: Mat4 = sky.renderWindow.camera.matrixHandler.viewMatrix) {
val matrix = projection * view.toMat3().toMat4()
private fun calculateMatrix(base: Mat4) {
val matrix = Mat4(base)
matrix.rotateAssign(getSunAngle().rad, Vec3(0, 0, -1))
matrix.translateAssign(Vec3(0.0f, -0.01f, 0.0f)) // prevents face fighting
@ -112,23 +112,25 @@ class SunRenderer(
this.day = time.day
sunModifier = Random(day.murmur64()).nextFloat(0.0f, 0.2f)
}
calculateMatrix(sky.matrix)
}
override fun draw() {
shader.use()
calculateMatrix()
if (matrixUpdate) {
shader.setMat4("uSunMatrix", matrix)
shader.setVec4("uTintColor", Vec4(1.0f, 1.0f, 1.0f, calculateSunIntensity()))
val intensity = calculateSunIntensity()
if (this.intensity != intensity) {
shader.setVec4("uTintColor", Vec4(1.0f, 1.0f, 1.0f, intensity))
this.intensity = intensity
}
this.matrixUpdate = false
}
sky.renderSystem.enable(RenderingCapabilities.BLENDING)
sky.renderSystem.setBlendFunction(BlendingFunctions.SOURCE_ALPHA, BlendingFunctions.ONE, BlendingFunctions.ONE, BlendingFunctions.ZERO)
mesh.unload()
mesh = SunMesh(sky.renderWindow)
prepareMesh()
mesh.draw()
sky.renderSystem.resetBlending()
}