Initial Commit

41 files changed, 3994 insertions, 0 deletions

diff --git a/src/main/java/com/thatgravyboat/skyblockhud/core/BackgroundBlur.java b/src/main/java/com/thatgravyboat/skyblockhud/core/BackgroundBlur.java
new file mode 100644
index 0000000..6782052
--- /dev/null
+++ b/src/main/java/com/thatgravyboat/skyblockhud/core/BackgroundBlur.java
@@ -0,0 +1,231 @@
+package com.thatgravyboat.skyblockhud.core;
+
+import com.thatgravyboat.skyblockhud.core.util.render.RenderUtils;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.Gui;
+import net.minecraft.client.renderer.GlStateManager;
+import net.minecraft.client.renderer.OpenGlHelper;
+import net.minecraft.client.shader.Framebuffer;
+import net.minecraft.client.shader.Shader;
+import net.minecraft.util.Matrix4f;
+import net.minecraftforge.client.event.EntityViewRenderEvent;
+import net.minecraftforge.client.event.RenderGameOverlayEvent;
+import net.minecraftforge.common.MinecraftForge;
+import net.minecraftforge.fml.common.eventhandler.EventPriority;
+import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
+import org.lwjgl.opengl.GL11;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+
+public class BackgroundBlur {
+
+    private static HashMap<Float, Framebuffer> blurOutput = new HashMap<>();
+    private static HashMap<Float, Long> lastBlurUse = new HashMap<>();
+    private static long lastBlur = 0;
+    private static HashSet<Float> requestedBlurs = new HashSet<>();
+
+    private static int fogColour = 0;
+    private static boolean registered = false;
+    public static void registerListener() {
+        if(!registered) {
+            registered = true;
+            MinecraftForge.EVENT_BUS.register(new BackgroundBlur());
+        }
+    }
+
+    private static boolean shouldBlur = true;
+
+    public static void markDirty() {
+        if(Minecraft.getMinecraft().theWorld != null) {
+            shouldBlur = true;
+        }
+    }
+
+    public static void processBlurs() {
+        if(shouldBlur) {
+            shouldBlur = false;
+
+            long currentTime = System.currentTimeMillis();
+
+            for(float blur : requestedBlurs) {
+                lastBlur = currentTime;
+                lastBlurUse.put(blur, currentTime);
+
+                int width = Minecraft.getMinecraft().displayWidth;
+                int height = Minecraft.getMinecraft().displayHeight;
+
+                Framebuffer output = blurOutput.computeIfAbsent(blur, k -> {
+                    Framebuffer fb = new Framebuffer(width, height, false);
+                    fb.setFramebufferFilter(GL11.GL_NEAREST);
+                    return fb;
+                });
+
+                output.framebufferWidth = output.framebufferTextureWidth = width;
+                output.framebufferHeight = output.framebufferTextureHeight = height;
+
+                blurBackground(output, blur);
+            }
+
+            Set<Float> remove = new HashSet<>();
+            for(Map.Entry<Float, Long> entry : lastBlurUse.entrySet()) {
+                if(currentTime - entry.getValue() > 30*1000) {
+                    remove.add(entry.getKey());
+                }
+            }
+            remove.remove(5f);
+
+            lastBlurUse.keySet().removeAll(remove);
+            blurOutput.keySet().removeAll(remove);
+
+            requestedBlurs.clear();
+        }
+    }
+
+    @SubscribeEvent(priority = EventPriority.HIGHEST)
+    public void onScreenRender(RenderGameOverlayEvent.Pre event) {
+        if(event.type == RenderGameOverlayEvent.ElementType.ALL) {
+            processBlurs();
+        }
+    }
+
+    @SubscribeEvent
+    public void onFogColour(EntityViewRenderEvent.FogColors event) {
+        fogColour = 0xff000000;
+        fogColour |= ((int)(event.red*255) & 0xFF) << 16;
+        fogColour |= ((int)(event.green*255) & 0xFF) << 8;
+        fogColour |= (int)(event.blue*255) & 0xFF;
+    }
+
+    private static Shader blurShaderHorz = null;
+    private static Shader blurShaderVert = null;
+    private static Framebuffer blurOutputHorz = null;
+
+    /**
+     * Creates a projection matrix that projects from our coordinate space [0->width; 0->height] to OpenGL coordinate
+     * space [-1 -> 1; 1 -> -1] (Note: flipped y-axis).
+     *
+     * This is so that we can render to and from the framebuffer in a way that is familiar to us, instead of needing to
+     * apply scales and translations manually.
+     */
+    private static Matrix4f createProjectionMatrix(int width, int height) {
+        Matrix4f projMatrix  = new Matrix4f();
+        projMatrix.setIdentity();
+        projMatrix.m00 = 2.0F / (float)width;
+        projMatrix.m11 = 2.0F / (float)(-height);
+        projMatrix.m22 = -0.0020001999F;
+        projMatrix.m33 = 1.0F;
+        projMatrix.m03 = -1.0F;
+        projMatrix.m13 = 1.0F;
+        projMatrix.m23 = -1.0001999F;
+        return projMatrix;
+    }
+
+    private static void blurBackground(Framebuffer output, float blurFactor) {
+        if(!OpenGlHelper.isFramebufferEnabled() || !OpenGlHelper.areShadersSupported()) return;
+
+        int width = Minecraft.getMinecraft().displayWidth;
+        int height = Minecraft.getMinecraft().displayHeight;
+
+        GlStateManager.matrixMode(GL11.GL_PROJECTION);
+        GlStateManager.loadIdentity();
+        GlStateManager.ortho(0.0D, width, height, 0.0D, 1000.0D, 3000.0D);
+        GlStateManager.matrixMode(GL11.GL_MODELVIEW);
+        GlStateManager.loadIdentity();
+        GlStateManager.translate(0.0F, 0.0F, -2000.0F);
+
+        if(blurOutputHorz == null) {
+            blurOutputHorz = new Framebuffer(width, height, false);
+            blurOutputHorz.setFramebufferFilter(GL11.GL_NEAREST);
+        }
+        if(blurOutputHorz == null || output == null) {
+            return;
+        }
+        if(blurOutputHorz.framebufferWidth != width || blurOutputHorz.framebufferHeight != height) {
+            blurOutputHorz.createBindFramebuffer(width, height);
+            blurShaderHorz.setProjectionMatrix(createProjectionMatrix(width, height));
+            Minecraft.getMinecraft().getFramebuffer().bindFramebuffer(false);
+        }
+
+        try {
+            blurShaderHorz = new Shader(Minecraft.getMinecraft().getResourceManager(), "blur",
+                    Minecraft.getMinecraft().getFramebuffer(), blurOutputHorz);
+            blurShaderHorz.getShaderManager().getShaderUniform("BlurDir").set(1, 0);
+            blurShaderHorz.setProjectionMatrix(createProjectionMatrix(width, height));
+        } catch(Exception ignored) { }
+        try {
+            blurShaderVert = new Shader(Minecraft.getMinecraft().getResourceManager(), "blur",
+                    blurOutputHorz, output);
+            blurShaderVert.getShaderManager().getShaderUniform("BlurDir").set(0, 1);
+            blurShaderVert.setProjectionMatrix(createProjectionMatrix(width, height));
+        } catch(Exception ignored) { }
+        if(blurShaderHorz != null && blurShaderVert != null) {
+            if(blurShaderHorz.getShaderManager().getShaderUniform("Radius") == null) {
+                //Corrupted shader?
+                return;
+            }
+
+            blurShaderHorz.getShaderManager().getShaderUniform("Radius").set(blurFactor);
+            blurShaderVert.getShaderManager().getShaderUniform("Radius").set(blurFactor);
+
+            GL11.glPushMatrix();
+            /*GL30.glBindFramebuffer(GL30.GL_READ_FRAMEBUFFER, Minecraft.getMinecraft().getFramebuffer().framebufferObject);
+            GL30.glBindFramebuffer(GL30.GL_DRAW_FRAMEBUFFER, output.framebufferObject);
+            GL30.glBlitFramebuffer(0, 0, width, height,
+                    0, 0, output.framebufferWidth, output.framebufferHeight,
+                    GL11.GL_COLOR_BUFFER_BIT, GL11.GL_NEAREST);*/
+
+            blurShaderHorz.loadShader(0);
+            blurShaderVert.loadShader(0);
+            GlStateManager.enableDepth();
+            GL11.glPopMatrix();
+
+            Minecraft.getMinecraft().getFramebuffer().bindFramebuffer(false);
+        }
+    }
+
+    public static void renderBlurredBackground(float blurStrength, int screenWidth, int screenHeight,
+                                               int x, int y, int blurWidth, int blurHeight) {
+        renderBlurredBackground(blurStrength, screenWidth, screenHeight, x, y, blurWidth, blurHeight, false);
+    }
+
+    /**
+     * Renders a subsection of the blurred framebuffer on to the corresponding section of the screen.
+     * Essentially, this method will "blur" the background inside the bounds specified by [x->x+blurWidth, y->y+blurHeight]
+     */
+    public static void renderBlurredBackground(float blurStrength, int screenWidth, int screenHeight,
+                                               int x, int y, int blurWidth, int blurHeight, boolean forcedUpdate) {
+        if(!OpenGlHelper.isFramebufferEnabled() || !OpenGlHelper.areShadersSupported()) return;
+        if(blurStrength < 0.5) return;
+        requestedBlurs.add(blurStrength);
+
+        long currentTime = System.currentTimeMillis();
+        if(currentTime - lastBlur > 300) {
+            shouldBlur = true;
+            if(currentTime - lastBlur > 400 && forcedUpdate) return;
+        }
+
+        if(blurOutput.isEmpty()) return;
+
+        Framebuffer fb = blurOutput.get(blurStrength);
+        if(fb == null) {
+            fb = blurOutput.values().iterator().next();
+        }
+
+        float uMin = x/(float)screenWidth;
+        float uMax = (x+blurWidth)/(float)screenWidth;
+        float vMin = (screenHeight-y)/(float)screenHeight;
+        float vMax = (screenHeight-y-blurHeight)/(float)screenHeight;
+
+        GlStateManager.depthMask(false);
+        Gui.drawRect(x, y, x+blurWidth, y+blurHeight, fogColour);
+        fb.bindFramebufferTexture();
+        GlStateManager.color(1f, 1f, 1f, 1f);
+        RenderUtils.drawTexturedRect(x, y, blurWidth, blurHeight, uMin, uMax, vMin, vMax);
+        fb.unbindFramebufferTexture();
+        GlStateManager.depthMask(true);
+    }
+
+}
diff --git a/src/main/java/com/thatgravyboat/skyblockhud/core/ChromaColour.java b/src/main/java/com/thatgravyboat/skyblockhud/core/ChromaColour.java
new file mode 100644
index 0000000..b9f4e79
--- /dev/null
+++ b/src/main/java/com/thatgravyboat/skyblockhud/core/ChromaColour.java
@@ -0,0 +1,95 @@
+package com.thatgravyboat.skyblockhud.core;
+
+import java.awt.*;
+
+public class ChromaColour {
+
+    public static String special(int chromaSpeed, int alpha, int rgb) {
+        return special(chromaSpeed, alpha, (rgb & 0xFF0000) >> 16, (rgb & 0x00FF00) >> 8, (rgb & 0x0000FF));
+    }
+
+    private static final int RADIX = 10;
+
+    public static String special(int chromaSpeed, int alpha, int r, int g, int b) {
+        StringBuilder sb = new StringBuilder();
+        sb.append(Integer.toString(chromaSpeed, RADIX)).append(":");
+        sb.append(Integer.toString(alpha, RADIX)).append(":");
+        sb.append(Integer.toString(r, RADIX)).append(":");
+        sb.append(Integer.toString(g, RADIX)).append(":");
+        sb.append(Integer.toString(b, RADIX));
+        return sb.toString();
+    }
+
+    private static int[] decompose(String csv) {
+        String[] split = csv.split(":");
+
+        int[] arr = new int[split.length];
+
+
+        for(int i=0; i<split.length; i++) {
+            arr[i] = Integer.parseInt(split[split.length-1-i], RADIX);
+        }
+        return arr;
+    }
+
+    public static int specialToSimpleRGB(String special) {
+        int[] d = decompose(special);
+        int r = d[2];
+        int g = d[1];
+        int b = d[0];
+        int a = d[3];
+        int chr = d[4];
+
+        return (a & 0xFF) << 24 | (r & 0xFF) << 16 | (g & 0xFF) << 8 | (b & 0xFF);
+    }
+
+    public static int getSpeed(String special) {
+        return decompose(special)[4];
+    }
+
+    public static float getSecondsForSpeed(int speed) {
+        return (255-speed)/254f*(MAX_CHROMA_SECS-MIN_CHROMA_SECS)+MIN_CHROMA_SECS;
+    }
+
+    private static final int MIN_CHROMA_SECS = 1;
+    private static final int MAX_CHROMA_SECS = 60;
+
+    public static long startTime = -1;
+    public static int specialToChromaRGB(String special) {
+        if(startTime < 0) startTime = System.currentTimeMillis();
+
+        int[] d = decompose(special);
+        int chr = d[4];
+        int a = d[3];
+        int r = d[2];
+        int g = d[1];
+        int b = d[0];
+
+        float[] hsv = Color.RGBtoHSB(r, g, b, null);
+
+        if(chr > 0) {
+            float seconds = getSecondsForSpeed(chr);
+            hsv[0] += (System.currentTimeMillis()-startTime)/1000f/seconds;
+            hsv[0] %= 1;
+            if(hsv[0] < 0) hsv[0] += 1;
+        }
+
+        return (a & 0xFF) << 24 | (Color.HSBtoRGB(hsv[0], hsv[1], hsv[2]) & 0x00FFFFFF);
+    }
+
+    public static int rotateHue(int argb, int degrees) {
+        int a = (argb >> 24) & 0xFF;
+        int r = (argb >> 16) & 0xFF;
+        int g = (argb >> 8) & 0xFF;
+        int b = (argb) & 0xFF;
+
+        float[] hsv = Color.RGBtoHSB(r, g, b, null);
+
+        hsv[0] += degrees/360f;
+        hsv[0] %= 1;
+
+        return (a & 0xFF) << 24 | (Color.HSBtoRGB(hsv[0], hsv[1], hsv[2]) & 0x00FFFFFF);
+    }
+
+
+}
diff --git a/src/main/java/com/thatgravyboat/skyblockhud/core/GlScissorStack.java b/src/main/java/com/thatgravyboat/skyblockhud/core/GlScissorStack.java
new file mode 100644
index 0000000..6f21e9a
--- /dev/null
+++ b/src/main/java/com/thatgravyboat/skyblockhud/core/GlScissorStack.java
@@ -0,0 +1,87 @@
+package com.thatgravyboat.skyblockhud.core;
+
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.ScaledResolution;
+import org.lwjgl.opengl.GL11;
+
+import java.util.LinkedList;
+
+public class GlScissorStack {
+
+    private static class Bounds {
+        int left;
+        int top;
+        int right;
+        int bottom;
+
+        public Bounds(int left, int top, int right, int bottom) {
+            this.left = left;
+            this.top = top;
+            this.right = right;
+            this.bottom = bottom;
+        }
+
+        public Bounds createSubBound(int left, int top, int right, int bottom) {
+            left = Math.max(left, this.left);
+            top = Math.max(top, this.top);
+            right = Math.min(right, this.right);
+            bottom = Math.min(bottom, this.bottom);
+
+            if(top > bottom) {
+                top = bottom;
+            }
+            if(left > right) {
+                left = right;
+            }
+
+            return new Bounds(left, top, right, bottom);
+        }
+
+        public void set(ScaledResolution scaledResolution) {
+            int height = Minecraft.getMinecraft().displayHeight;
+            int scale = scaledResolution.getScaleFactor();
+            GL11.glScissor(left*scale, height-bottom*scale, (right-left)*scale, (bottom-top)*scale);
+        }
+    }
+
+    private static final LinkedList<Bounds> boundsStack = new LinkedList<>();
+
+    public static void push(int left, int top, int right, int bottom, ScaledResolution scaledResolution) {
+        if(right < left) {
+            int temp = right;
+            right = left;
+            left = temp;
+        }
+        if(bottom < top) {
+            int temp = bottom;
+            bottom = top;
+            top = temp;
+        }
+        if(boundsStack.isEmpty()) {
+            boundsStack.push(new Bounds(left, top, right, bottom));
+        } else {
+            boundsStack.push(boundsStack.peek().createSubBound(left, top, right, bottom));
+        }
+        if(!boundsStack.isEmpty()) {
+            boundsStack.peek().set(scaledResolution);
+        }
+        GL11.glEnable(GL11.GL_SCISSOR_TEST);
+    }
+
+    public static void pop(ScaledResolution scaledResolution) {
+        if(!boundsStack.isEmpty()) {
+            boundsStack.pop();
+        }
+        if(boundsStack.isEmpty()) {
+            GL11.glDisable(GL11.GL_SCISSOR_TEST);
+        } else {
+            boundsStack.peek().set(scaledResolution);
+        }
+    }
+
+    public static void clear() {
+        boundsStack.clear();
+        GL11.glDisable(GL11.GL_SCISSOR_TEST);
+    }
+
+}
diff --git a/src/main/java/com/thatgravyboat/skyblockhud/core/GuiElement.java b/src/main/java/com/thatgravyboat/skyblockhud/core/GuiElement.java
new file mode 100644
index 0000000..94d2375
--- /dev/null
+++ b/src/main/java/com/thatgravyboat/skyblockhud/core/GuiElement.java
@@ -0,0 +1,8 @@
+package com.thatgravyboat.skyblockhud.core;
+
+public abstract class GuiElement {
+
+    public abstract void render();
+    public abstract boolean mouseInput(int mouseX, int mouseY);
+    public abstract boolean keyboardInput();
+}
diff --git a/src/main/java/com/thatgravyboat/skyblockhud/core/GuiElementBoolean.java b/src/main/java/com/thatgravyboat/skyblockhud/core/GuiElementBoolean.java
new file mode 100644
index 0000000..d403bef
--- /dev/null
+++ b/src/main/java/com/thatgravyboat/skyblockhud/core/GuiElementBoolean.java
@@ -0,0 +1,121 @@
+package com.thatgravyboat.skyblockhud.core;
+
+import com.thatgravyboat.skyblockhud.core.util.lerp.LerpUtils;
+import com.thatgravyboat.skyblockhud.core.util.render.RenderUtils;
+import com.thatgravyboat.skyblockhud.GuiTextures;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.renderer.GlStateManager;
+import net.minecraft.util.ResourceLocation;
+import org.lwjgl.input.Mouse;
+
+import java.util.function.Consumer;
+
+public class GuiElementBoolean extends GuiElement {
+
+    public int x;
+    public int y;
+    private boolean value;
+    private int clickRadius;
+    private Consumer<Boolean> toggleCallback;
+
+    private boolean previewValue;
+    private int animation = 0;
+    private long lastMillis = 0;
+
+    private static final int xSize = 48;
+    private static final int ySize = 14;
+
+    public GuiElementBoolean(int x, int y, boolean value, Consumer<Boolean> toggleCallback) {
+        this(x, y, value, 0, toggleCallback);
+    }
+
+    public GuiElementBoolean(int x, int y, boolean value, int clickRadius, Consumer<Boolean> toggleCallback) {
+        this.x = x;
+        this.y = y;
+        this.value = value;
+        this.previewValue = value;
+        this.clickRadius = clickRadius;
+        this.toggleCallback = toggleCallback;
+        this.lastMillis = System.currentTimeMillis();
+
+        if(value) animation = 36;
+    }
+
+    @Override
+    public void render() {
+        GlStateManager.color(1, 1, 1, 1);
+        Minecraft.getMinecraft().getTextureManager().bindTexture(GuiTextures.BAR);
+        RenderUtils.drawTexturedRect(x, y, xSize, ySize);
+
+        ResourceLocation buttonLoc = GuiTextures.ON;
+        long currentMillis = System.currentTimeMillis();
+        long deltaMillis = currentMillis - lastMillis;
+        lastMillis = currentMillis;
+        boolean passedLimit = false;
+        if(previewValue != value) {
+            if((previewValue && animation > 12) ||
+                    (!previewValue && animation < 24)) {
+                passedLimit = true;
+            }
+        }
+        if(previewValue != passedLimit) {
+            animation += deltaMillis/10;
+        } else {
+            animation -= deltaMillis/10;
+        }
+        lastMillis -= deltaMillis%10;
+
+        if(previewValue == value) {
+            animation = Math.max(0, Math.min(36, animation));
+        } else if(!passedLimit) {
+            if(previewValue) {
+                animation = Math.max(0, Math.min(12, animation));
+            } else {
+                animation = Math.max(24, Math.min(36, animation));
+            }
+        } else {
+            if(previewValue) {
+                animation = Math.max(12, animation);
+            } else {
+                animation = Math.min(24, animation);
+            }
+        }
+
+        int animation = (int)(LerpUtils.sigmoidZeroOne(this.animation/36f)*36);
+        if(animation < 3) {
+            buttonLoc = GuiTextures.OFF;
+        } else if(animation < 13) {
+            buttonLoc = GuiTextures.ONE;
+        } else if(animation < 23) {
+            buttonLoc = GuiTextures.TWO;
+        } else if(animation < 33) {
+            buttonLoc = GuiTextures.THREE;
+        }
+
+        Minecraft.getMinecraft().getTextureManager().bindTexture(buttonLoc);
+        RenderUtils.drawTexturedRect(x+animation, y, 12, 14);
+    }
+
+    @Override
+    public boolean mouseInput(int mouseX, int mouseY) {
+        if(mouseX > x-clickRadius && mouseX < x+xSize+clickRadius &&
+            mouseY > y-clickRadius && mouseY < y+ySize+clickRadius) {
+            if(Mouse.getEventButton() == 0) {
+                if(Mouse.getEventButtonState()) {
+                    previewValue = !value;
+                } else if(previewValue == !value) {
+                    value = !value;
+                    toggleCallback.accept(value);
+                }
+            }
+        } else {
+            previewValue = value;
+        }
+        return false;
+    }
+
+    @Override
+    public boolean keyboardInput() {
+        return false;
+    }
+}
diff --git a/src/main/java/com/thatgravyboat/skyblockhud/core/GuiElementColour.java b/src/main/java/com/thatgravyboat/skyblockhud/core/GuiElementColour.java
new file mode 100644
index 0000000..8774595
--- /dev/null
+++ b/src/main/java/com/thatgravyboat/skyblockhud/core/GuiElementColour.java
@@ -0,0 +1,368 @@
+package com.thatgravyboat.skyblockhud.core;
+
+import com.thatgravyboat.skyblockhud.core.util.render.RenderUtils;
+import com.thatgravyboat.skyblockhud.core.util.render.TextRenderUtils;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.Gui;
+import net.minecraft.client.gui.ScaledResolution;
+import net.minecraft.client.renderer.GlStateManager;
+import net.minecraft.client.renderer.texture.DynamicTexture;
+import net.minecraft.util.EnumChatFormatting;
+import net.minecraft.util.ResourceLocation;
+import org.lwjgl.input.Keyboard;
+import org.lwjgl.input.Mouse;
+import org.lwjgl.opengl.GL11;
+
+import java.awt.*;
+import java.awt.image.BufferedImage;
+import java.util.function.Consumer;
+
+public class GuiElementColour extends GuiElement {
+
+    public static final ResourceLocation colour_selector_dot = new ResourceLocation("skyblockhud:core/colour_selector_dot.png");
+    public static final ResourceLocation colour_selector_bar = new ResourceLocation("skyblockhud:core/colour_selector_bar.png");
+    public static final ResourceLocation colour_selector_bar_alpha = new ResourceLocation("skyblockhud:core/colour_selector_bar_alpha.png");
+    public static final Re