steal a bunch of code from sbc! +melodyhelper, kuudra ready, wither shield overlay

2 files changed, 269 insertions, 0 deletions

diff --git a/src/main/kotlin/com/ambientaddons/utils/render/EntityUtils.kt b/src/main/kotlin/com/ambientaddons/utils/render/EntityUtils.kt
new file mode 100644
index 0000000..b3abbcf
--- /dev/null
+++ b/src/main/kotlin/com/ambientaddons/utils/render/EntityUtils.kt
@@ -0,0 +1,195 @@
+package com.ambientaddons.utils.render
+
+import AmbientAddons.Companion.mc
+import net.minecraft.client.renderer.Tessellator
+import net.minecraft.client.renderer.vertex.DefaultVertexFormats
+import net.minecraft.entity.Entity
+import net.minecraft.entity.player.EntityPlayer
+import net.minecraft.util.AxisAlignedBB
+import net.minecraft.util.BlockPos
+import org.lwjgl.opengl.GL11.*
+import java.awt.Color
+
+// diretly stolen from Harry282/Skyblock-Client
+object EntityUtils {
+    private fun drawFilledAABB(aabb: AxisAlignedBB, color: Color, alpha: Float = 0.5f) {
+        val tessellator = Tessellator.getInstance()
+        val worldRenderer = tessellator.worldRenderer
+        glColor4f(color.red / 255f, color.green / 255f, color.blue / 255f, alpha)
+
+        worldRenderer.begin(GL_QUADS, DefaultVertexFormats.POSITION)
+
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.maxZ).endVertex()
+
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.maxZ).endVertex()
+
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.minZ).endVertex()
+
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.minZ).endVertex()
+
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.minZ).endVertex()
+
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.maxZ).endVertex()
+        tessellator.draw()
+    }
+
+    private fun drawOutlinedAABB(aabb: AxisAlignedBB, color: Color, alpha: Float = 1.0f) {
+        val tessellator = Tessellator.getInstance()
+        val worldRenderer = tessellator.worldRenderer
+        glColor4f(color.red / 255f, color.green / 255f, color.blue / 255f, alpha)
+
+        worldRenderer.begin(GL_LINE_STRIP, DefaultVertexFormats.POSITION)
+
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.minZ).endVertex()
+
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.minZ).endVertex()
+
+        worldRenderer.pos(aabb.minX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.minX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.maxZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.maxY, aabb.minZ).endVertex()
+        worldRenderer.pos(aabb.maxX, aabb.minY, aabb.minZ).endVertex()
+
+        tessellator.draw()
+    }
+
+    fun drawBlockBox(blockPos: BlockPos, color: Color, outline: Boolean, fill: Boolean, partialTicks: Float) {
+        if (!outline && !fill) return
+        val renderManager = mc.renderManager
+        val x = blockPos.x - renderManager.viewerPosX
+        val y = blockPos.y - renderManager.viewerPosY
+        val z = blockPos.z - renderManager.viewerPosZ
+
+        var axisAlignedBB = AxisAlignedBB(x, y, z, x + 1.0, y + 1.0, z + 1.0)
+        val block = mc.theWorld.getBlockState(blockPos).block
+        if (block != null) {
+            val player: EntityPlayer = mc.thePlayer
+            val posX = player.lastTickPosX + (player.posX - player.lastTickPosX) * partialTicks
+            val posY = player.lastTickPosY + (player.posY - player.lastTickPosY) * partialTicks
+            val posZ = player.lastTickPosZ + (player.posZ - player.lastTickPosZ) * partialTicks
+            block.setBlockBoundsBasedOnState(mc.theWorld, blockPos)
+            axisAlignedBB = block.getSelectedBoundingBox(mc.theWorld, blockPos)
+                .expand(0.0020000000949949026, 0.0020000000949949026, 0.0020000000949949026)
+                .offset(-posX, -posY, -posZ)
+        }
+
+        glPushMatrix()
+        glPushAttrib(GL_ALL_ATTRIB_BITS)
+        glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
+        glDisable(GL_TEXTURE_2D)
+        glDisable(GL_DEPTH_TEST)
+        glDisable(GL_LIGHTING)
+        glDepthMask(false)
+
+        if (outline) {
+            glLineWidth(1.5f)
+            drawOutlinedAABB(axisAlignedBB, color)
+        }
+        if (fill) {
+            drawFilledAABB(axisAlignedBB, color)
+        }
+
+        glDepthMask(true)
+        glPopAttrib()
+        glPopMatrix()
+    }
+
+    fun drawEntityBox(entity: Entity, color: Color, outline: Boolean, fill: Boolean, esp: Boolean, partialTicks: Float) {
+        if (!outline && !fill) return
+        val renderManager = mc.renderManager
+        val x = entity.lastTickPosX + (entity.posX - entity.lastTickPosX) * partialTicks - renderManager.viewerPosX
+        val y = entity.lastTickPosY + (entity.posY - entity.lastTickPosY) * partialTicks - renderManager.viewerPosY
+        val z = entity.lastTickPosZ + (entity.posZ - entity.lastTickPosZ) * partialTicks - renderManager.viewerPosZ
+
+        var axisAlignedBB: AxisAlignedBB
+        entity.entityBoundingBox.run {
+            axisAlignedBB = AxisAlignedBB(
+                minX - entity.posX,
+                minY - entity.posY,
+                minZ - entity.posZ,
+                maxX - entity.posX,
+                maxY - entity.posY,
+                maxZ - entity.posZ
+            ).offset(x, y, z)
+        }
+
+        glPushMatrix()
+        glPushAttrib(GL_ALL_ATTRIB_BITS)
+        glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
+        glEnable(GL_BLEND)
+        glEnable(GL_LINE_SMOOTH)
+        glDisable(GL_TEXTURE_2D)
+        if (esp) {
+            glDisable(GL_DEPTH_TEST)
+        }
+        glDisable(GL_LIGHTING)
+        glDepthMask(false)
+
+        if (outline) {
+            glLineWidth(2.0f)
+            drawOutlinedAABB(axisAlignedBB, color)
+        }
+        if (fill) {
+            drawFilledAABB(axisAlignedBB, color)
+        }
+
+        if (esp) {
+            glEnable(GL_DEPTH_TEST)
+        }
+
+        glDepthMask(true)
+        glPopAttrib()
+        glPopMatrix()
+    }
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/ambientaddons/utils/render/OverlayUtils.kt b/src/main/kotlin/com/ambientaddons/utils/render/OverlayUtils.kt
new file mode 100644
index 0000000..69f3c99
--- /dev/null
+++ b/src/main/kotlin/com/ambientaddons/utils/render/OverlayUtils.kt
@@ -0,0 +1,74 @@
+package com.ambientaddons.utils.render
+
+import AmbientAddons.Companion.mc
+import com.ambientaddons.utils.Alignment
+import com.ambientaddons.utils.dungeon.TextStyle
+import net.minecraft.client.renderer.GlStateManager
+import net.minecraft.client.renderer.Tessellator
+import net.minecraft.client.renderer.WorldRenderer
+import net.minecraft.client.renderer.vertex.DefaultVertexFormats
+import kotlin.math.roundToInt
+
+object OverlayUtils {
+
+    private val removeColorCodesRegex = Regex("§[0-9a-f]")
+
+    // from Mojang
+    fun renderDurabilityBar(x: Int, y: Int, percentFilled: Double) {
+        val percent = percentFilled.coerceIn(0.0, 1.0)
+        if (percent == 0.0) return
+        val barWidth = (percentFilled * 13.0).roundToInt()
+        val barColorIndex = (percentFilled * 255.0).roundToInt()
+        GlStateManager.disableLighting()
+        GlStateManager.disableDepth()
+        GlStateManager.disableTexture2D()
+        GlStateManager.disableAlpha()
+        GlStateManager.disableBlend()
+        val tessellator = Tessellator.getInstance()
+        val worldrenderer = tessellator.worldRenderer
+        draw(worldrenderer, x + 2, y + 13, 13, 2, 0, 0, 0, 255)
+        draw(worldrenderer, x + 2, y + 13, 12, 1, (255 - barColorIndex) / 4, 64, 0, 255)
+        draw(worldrenderer, x + 2, y + 13, barWidth, 1, 255 - barColorIndex, barColorIndex, 0, 255)
+        GlStateManager.enableAlpha()
+        GlStateManager.enableTexture2D()
+        GlStateManager.enableLighting()
+        GlStateManager.enableDepth()
+    }
+
+    private fun draw(
+        renderer: WorldRenderer, x: Int, y: Int, width: Int, height: Int, red: Int, green: Int, blue: Int, alpha: Int
+    ) {
+        renderer.begin(7, DefaultVertexFormats.POSITION_COLOR)
+        renderer.pos((x + 0).toDouble(), (y + 0).toDouble(), 0.0).color(red, green, blue, alpha).endVertex()
+        renderer.pos((x + 0).toDouble(), (y + height).toDouble(), 0.0).color(red, green, blue, alpha).endVertex()
+        renderer.pos((x + width).toDouble(), (y + height).toDouble(), 0.0).color(red, green, blue, alpha).endVertex()
+        renderer.pos((x + width).toDouble(), (y + 0).toDouble(), 0.0).color(red, green, blue, alpha).endVertex()
+        Tessellator.getInstance().draw()
+    }
+
+    fun drawString(x: Int, y: Int, str: String, textStyle: TextStyle, alignment: Alignment) {
+        val text = "§r$str"
+        val startX = when (alignment) {
+            Alignment.Left -> x
+            Alignment.Center -> x - mc.fontRendererObj.getStringWidth(str) / 2
+            Alignment.Right -> x - mc.fontRendererObj.getStringWidth(str)
+        }
+        when (textStyle) {
+            TextStyle.Default -> mc.fontRendererObj.drawString(
+                text, startX.toFloat(), y.toFloat(), -1, false
+            )
+            TextStyle.Shadow -> mc.fontRendererObj.drawString(
+                text, startX.toFloat(), y.toFloat(), -1, true
+            )
+            TextStyle.Outline -> {
+                val rawString = text.replace(removeColorCodesRegex, "")
+                mc.fontRendererObj.drawString(rawString, startX - 1, y, -16777216)
+                mc.fontRendererObj.drawString(rawString, startX + 1, y, -16777216)
+                mc.fontRendererObj.drawString(rawString, startX, y - 1, -16777216)
+                mc.fontRendererObj.drawString(rawString, startX, y + 1, -16777216)
+                mc.fontRendererObj.drawString(text, startX, y, -1)
+            }
+        }
+    }
+
+}
\ No newline at end of file