From ab7256dff5d6d37488081ba7a01b36d3ee9ef563 Mon Sep 17 00:00:00 2001
From: DeDiamondPro <67508414+DeDiamondPro@users.noreply.github.com>
Date: Sun, 5 Jun 2022 17:43:23 +0200
Subject: refactor (#36)
* refactor
* fix vig compat
* fix nanovg thingy
* e
* finalize
* gui utils package thingy
---
.../oneconfig/internal/gui/BlurHandler.java | 148 +++++++++++++++++++++
1 file changed, 148 insertions(+)
create mode 100644 src/main/java/cc/polyfrost/oneconfig/internal/gui/BlurHandler.java
(limited to 'src/main/java/cc/polyfrost/oneconfig/internal/gui')
diff --git a/src/main/java/cc/polyfrost/oneconfig/internal/gui/BlurHandler.java b/src/main/java/cc/polyfrost/oneconfig/internal/gui/BlurHandler.java
new file mode 100644
index 0000000..f5c332f
--- /dev/null
+++ b/src/main/java/cc/polyfrost/oneconfig/internal/gui/BlurHandler.java
@@ -0,0 +1,148 @@
+package cc.polyfrost.oneconfig.internal.gui;
+
+import cc.polyfrost.oneconfig.events.EventManager;
+import cc.polyfrost.oneconfig.events.event.RenderEvent;
+import cc.polyfrost.oneconfig.events.event.ScreenOpenEvent;
+import cc.polyfrost.oneconfig.events.event.Stage;
+import cc.polyfrost.oneconfig.gui.OneConfigGui;
+import cc.polyfrost.oneconfig.internal.mixin.ShaderGroupAccessor;
+import gg.essential.universal.UMinecraft;
+import gg.essential.universal.UScreen;
+import me.kbrewster.eventbus.Subscribe;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.GuiScreen;
+import net.minecraft.client.shader.Shader;
+import net.minecraft.client.shader.ShaderUniform;
+import net.minecraft.util.ResourceLocation;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
+import java.util.List;
+
+/**
+ * An implementation of the BlurMC mod by tterrag1098.
+ *
+ * For the original source see https://github.com/tterrag1098/Blur/blob/1.8.9/src/main/java/com/tterrag/blur/Blur.java
+ * For the public license, see https://github.com/tterrag1098/Blur/blob/1.8.9/LICENSE
+ *
+ * License available under https://github.com/boomboompower/ToggleChat/blob/master/src/main/resources/licenses/BlurMC-License.txt
+ *
+ * @author tterrag1098, boomboompower
+ *
+ * Taken from ToggleChat
+ * https://github.com/boomboompower/ToggleChat/blob/master/LICENSE
+ */
+public class BlurHandler {
+ public static BlurHandler INSTANCE = new BlurHandler();
+ private final ResourceLocation blurShader = new ResourceLocation("shaders/post/fade_in_blur.json");
+ private final Logger logger = LogManager.getLogger("OneConfig - Blur");
+ private long start;
+ private float lastProgress = 0;
+
+ /**
+ * Simply initializes the blur mod so events are properly handled by forge.
+ */
+ public void load() {
+ EventManager.INSTANCE.register(this);
+ }
+
+ @Subscribe
+ private void onGuiChange(ScreenOpenEvent event) {
+ reloadBlur(event.screen);
+ }
+
+ @Subscribe
+ private void onRenderTick(RenderEvent event) {
+ if (event.stage != Stage.END) {
+ return;
+ }
+
+ // Only blur on our own menus
+ if (UScreen.getCurrentScreen() == null) {
+ return;
+ }
+
+ // Only update the shader if one is active
+ if (!UMinecraft.getMinecraft().entityRenderer.isShaderActive()) {
+ return;
+ }
+
+ float progress = getBlurStrengthProgress();
+
+ // If the new progress value matches the old one this
+ // will skip the frame update, which (hopefully) resolves the issue
+ // with the heavy computations after the "animation" is complete.
+ if (progress == this.lastProgress) {
+ return;
+ }
+
+ // Store it for the next iteration!
+ this.lastProgress = progress;
+
+ // This is hilariously bad, and could cause frame issues on low-end computers.
+ // Why is this being computed every tick? Surely there is a better way?
+ // This needs to be optimized.
+ try {
+ final List listShaders = ((ShaderGroupAccessor) Minecraft.getMinecraft().entityRenderer.getShaderGroup()).getListShaders();
+
+ // Should not happen. Something bad happened.
+ if (listShaders == null) {
+ return;
+ }
+
+ // Iterate through the list of shaders.
+ for (Shader shader : listShaders) {
+ ShaderUniform su = shader.getShaderManager().getShaderUniform("Progress");
+
+ if (su == null) {
+ continue;
+ }
+
+ // All this for this.
+ su.set(progress);
+ }
+ } catch (IllegalArgumentException ex) {
+ this.logger.error("An error.png occurred while updating OneConfig's blur. Please report this!", ex);
+ }
+ }
+
+ /**
+ * Activates/deactivates the blur in the current world if
+ * one of many conditions are met, such as no current other shader
+ * is being used, we actually have the blur setting enabled
+ */
+ private void reloadBlur(GuiScreen gui) {
+ // Don't do anything if no world is loaded
+ if (UMinecraft.getWorld() == null) {
+ return;
+ }
+
+ // If a shader is not already active and the UI is
+ // a one of ours, we should load our own blur!
+ if (!UMinecraft.getMinecraft().entityRenderer.isShaderActive() && gui instanceof OneConfigGui) {
+ UMinecraft.getMinecraft().entityRenderer.loadShader(this.blurShader);
+
+ this.start = System.currentTimeMillis();
+
+ // If a shader is active and the incoming UI is null or we have blur disabled, stop using the shader.
+ } else if (UMinecraft.getMinecraft().entityRenderer.isShaderActive() && (gui == null)) {
+ String name = UMinecraft.getMinecraft().entityRenderer.getShaderGroup().getShaderGroupName();
+
+ // Only stop our specific blur ;)
+ if (!name.endsWith("fade_in_blur.json")) {
+ return;
+ }
+
+ UMinecraft.getMinecraft().entityRenderer.stopUseShader();
+ }
+ }
+
+ /**
+ * Returns the strength of the blur as determined by the duration the effect of the blur.
+ *
+ * The strength of the blur does not go below 5.0F.
+ */
+ private float getBlurStrengthProgress() {
+ return Math.min((System.currentTimeMillis() - this.start) / 50F, 5.0F);
+ }
+}
--
cgit