Initial commit for 1.17.1 version.

1 files changed, 9 insertions, 10 deletions

diff --git a/src/main/java/com/anthonyhilyard/iceberg/util/GuiHelper.java b/src/main/java/com/anthonyhilyard/iceberg/util/GuiHelper.java
index 4325ebe..b87c057 100644
--- a/src/main/java/com/anthonyhilyard/iceberg/util/GuiHelper.java
+++ b/src/main/java/com/anthonyhilyard/iceberg/util/GuiHelper.java
@@ -1,15 +1,15 @@
 package com.anthonyhilyard.iceberg.util;
 
-import org.lwjgl.opengl.GL11;
 import com.mojang.blaze3d.systems.RenderSystem;
-import net.minecraft.client.renderer.BufferBuilder;
-import net.minecraft.client.renderer.Tessellator;
-import net.minecraft.client.renderer.vertex.DefaultVertexFormats;
-import net.minecraft.util.math.vector.Matrix4f;
+import net.minecraft.client.renderer.GameRenderer;
+import com.mojang.blaze3d.vertex.Tesselator;
+import com.mojang.blaze3d.vertex.BufferBuilder;
+import com.mojang.blaze3d.vertex.DefaultVertexFormat;
+import com.mojang.blaze3d.vertex.VertexFormat;
+import com.mojang.math.Matrix4f;
 
 public class GuiHelper
 {
-	@SuppressWarnings("deprecation")
 	public static void drawGradientRectHorizontal(Matrix4f mat, int zLevel, int left, int top, int right, int bottom, int startColor, int endColor)
 	{
 		float startAlpha = (float)(startColor >> 24 & 255) / 255.0F;
@@ -25,18 +25,17 @@ public class GuiHelper
 		RenderSystem.disableTexture();
 		RenderSystem.enableBlend();
 		RenderSystem.defaultBlendFunc();
-		RenderSystem.shadeModel(GL11.GL_SMOOTH);
+		RenderSystem.setShader(GameRenderer::getPositionColorShader);
 
-		Tessellator tessellator = Tessellator.getInstance();
+		Tesselator tessellator = Tesselator.getInstance();
 		BufferBuilder buffer = tessellator.getBuilder();
-		buffer.begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION_COLOR);
+		buffer.begin(VertexFormat.Mode.QUADS, DefaultVertexFormat.POSITION_COLOR);
 		buffer.vertex(mat, right,    top, zLevel).color(  endRed,   endGreen,   endBlue,   endAlpha).endVertex();
 		buffer.vertex(mat,  left,    top, zLevel).color(startRed, startGreen, startBlue, startAlpha).endVertex();
 		buffer.vertex(mat,  left, bottom, zLevel).color(startRed, startGreen, startBlue, startAlpha).endVertex();
 		buffer.vertex(mat, right, bottom, zLevel).color(  endRed,   endGreen,   endBlue,   endAlpha).endVertex();
 		tessellator.end();
 
-		RenderSystem.shadeModel(GL11.GL_FLAT);
 		RenderSystem.disableBlend();
 		RenderSystem.enableTexture();
 	}