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1 files changed, 43 insertions, 0 deletions

diff --git a/Unicity.Renderer/Shapes/Triangle.cs b/Unicity.Renderer/Shapes/Triangle.cs
new file mode 100644
index 0000000..2aec109
--- /dev/null
+++ b/Unicity.Renderer/Shapes/Triangle.cs
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+using System;
+using System.Drawing;
+using static Unicity.Renderer.GraphicsRenderer;
+using static SharpGL.OpenGL;
+
+namespace Unicity.Renderer.Shapes
+{
+    public class Triangle : Shape
+    {
+        public Triangle(PointF pos1, PointF pos2, PointF pos3)
+        {
+            Init(pos1.X, pos1.Y, pos2.X, pos2.Y, pos3.X, pos3.Y);
+        }
+
+        public Triangle(float x1, float y1, float x2, float y2, float x3, float y3)
+        {
+            Init(x1, y1, x2, y2, x3, y3);
+        }
+
+        private void Init(float x1, float y1, float x2, float y2, float x3, float y3)
+        {
+            float[] data =
+            {
+                x1, y1,
+                x2, y2,
+                x3, y3
+            };
+
+            GL.GenBuffers(1, buffers);
+            GL.BindBuffer(GL_ARRAY_BUFFER, buffers[0]);
+            GL.BufferData(GL_ARRAY_BUFFER, data, GL_STATIC_DRAW);
+        }
+
+        internal override void Render()
+        {
+            GL.EnableVertexAttribArray(0);
+            GL.BindBuffer(GL_ARRAY_BUFFER, buffers[0]);
+            GL.VertexAttribPointer(0, 2, GL_FLOAT, false, 0, IntPtr.Zero);
+            GL.DrawArrays(GL_TRIANGLES, 0, 3);
+            GL.DisableVertexAttribArray(0);
+        }
+    }
+}