diff --git a/src/ru/dmitriymx/game/OGL_Tools.java b/src/ru/dmitriymx/game/OGL_Tools.java
new file mode 100644
index 0000000..6c83feb
--- /dev/null
+++ b/src/ru/dmitriymx/game/OGL_Tools.java
@@ -0,0 +1,64 @@
+package ru.dmitriymx.game;
+
+import org.lwjgl.opengl.GL11;
+
+public class OGL_Tools {
+	public static void draw_target(int x, int y, float angle){
+		final int size = 100;
+		GL11.glDisable(GL11.GL_TEXTURE_2D);
+		GL11.glPushMatrix();
+		GL11.glTranslatef(x,y,0);
+		GL11.glRotatef(angle, 0, 0, 1);
+
+		GL11.glBegin(GL11.GL_LINES);
+		GL11.glColor3f(1,0,0);
+		GL11.glVertex2f(0,0);
+		GL11.glVertex2f(size,0);
+		GL11.glColor3f(0,1,0);
+		GL11.glVertex2f(0,0);
+		GL11.glVertex2f(0,size);
+		GL11.glColor3f(0,0,1);
+		GL11.glVertex2f(0,0);
+		GL11.glVertex2f(-size,0);
+		GL11.glColor3f(1,1,1);
+		GL11.glVertex2f(0,0);
+		GL11.glVertex2f(0,-size);
+		GL11.glEnd();
+
+		GL11.glPopMatrix();
+		GL11.glEnable(GL11.GL_TEXTURE_2D);
+	}
+
+	public static void draw_quad(int x, int y, float angle){
+		GL11.glDisable(GL11.GL_TEXTURE_2D);
+		GL11.glPushMatrix();
+
+		GL11.glTranslatef(x,y,0);
+		GL11.glRotatef(angle, 0, 0, 1);
+
+		GL11.glColor4f(1, 1, 1, 0.5f);
+		GL11.glBegin(GL11.GL_QUADS);
+		GL11.glVertex2f(0,0);
+		GL11.glVertex2f(100,0);
+		GL11.glVertex2f(100,50);
+		GL11.glVertex2f(0,50);
+		GL11.glEnd();
+
+		GL11.glPopMatrix();
+		GL11.glEnable(GL11.GL_TEXTURE_2D);
+	}
+
+	public static void draw_line(int x1, int y1, int x2, int y2){
+		GL11.glDisable(GL11.GL_TEXTURE_2D);
+		GL11.glPushMatrix();
+
+		GL11.glColor3f(1,1,0);
+		GL11.glBegin(GL11.GL_LINES);
+		GL11.glVertex2f(x1,y1);
+		GL11.glVertex2f(x2,y2);
+		GL11.glEnd();
+
+		GL11.glPopMatrix();
+		GL11.glEnable(GL11.GL_TEXTURE_2D);
+	}
+}