diff options
Diffstat (limited to 'src/main/kotlin/com/ambientaddons/utils/RenderUtils.kt')
| -rw-r--r-- | src/main/kotlin/com/ambientaddons/utils/RenderUtils.kt | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/main/kotlin/com/ambientaddons/utils/RenderUtils.kt b/src/main/kotlin/com/ambientaddons/utils/RenderUtils.kt new file mode 100644 index 0000000..f10a711 --- /dev/null +++ b/src/main/kotlin/com/ambientaddons/utils/RenderUtils.kt @@ -0,0 +1,42 @@ +package com.ambientaddons.utils + +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 RenderUtils { + + // 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() + } + +}
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