From 422f720e65e7505dac76d1b20e1497a8943cf46d Mon Sep 17 00:00:00 2001
From: Matt Kohls <mattkohls13@gmail.com>
Date: Mon, 11 Mar 2019 19:27:13 -0400
Subject: More prep work for sprite

---
 bounce.cpp | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

(limited to 'bounce.cpp')

diff --git a/bounce.cpp b/bounce.cpp
index 6f5e66a..7c7e362 100644
--- a/bounce.cpp
+++ b/bounce.cpp
@@ -17,6 +17,7 @@
 #include <proto/exec.h>
 #include <proto/dos.h>
 #include <intuition/intuition.h>
+#include <graphics/gels.h>
 
 #include <stdint.h>
 #include <stdlib.h>
@@ -70,6 +71,8 @@ __chip WORD ballSprite[] = { 0x0000, 0x0000,
 
 WORD ballColors[] = { 0x0000, 0x00F0, 0x0F00 };
 
+// sprite struct
+
 
 /**
  * WindowPos
@@ -108,6 +111,8 @@ class AmigaWindow {
 		struct BallPos ballpos;
 		int bounceDirX;
 		int bounceDirY;
+		struct VSprite *vsprite;
+		struct GelsInfo *ginfo;
 
 		struct WindowPos winposition;
 		struct WindowSize winsize;
@@ -135,10 +140,35 @@ class AmigaWindow {
 				rp = window->RPort;
 				if(rp == nullptr) {
 					bad = true;
+				} else {
+					initSprite();
 				}
 			}
 		}
 
+		/**
+		 * Sets up sprite
+		 */
+		void initSprite() {
+			if(!bad) {
+				if(NULL == (vsprite = makeVSprite(&vsprite))) {
+					bad = true;
+				} else {
+					AddVSprite(vsprite, rp);
+					spriteDrawList();
+				}
+			}
+		}
+
+		/**
+		 * Sprite redrawing routines
+		 */
+		void spriteDrawList() {
+			SortGList(rp);
+			DrawGList(rp, ViewPortAddress(window));
+			RethinkDisplay();
+		}
+
 		/**
 		 * Draws the bouncing ball on screen
 		 */
@@ -195,6 +225,13 @@ class AmigaWindow {
 		 * Cleans up window
 		 */
 		~AmigaWindow() {
+			if(vsprite != nullptr) {
+				RemVSprite(vsprite);
+				freeVSprite(vsprite);
+				vsprite = nullptr;
+				spriteDrawList();
+				cleanupGelSys(ginfo, rp);
+			}
 			if(window != nullptr) {
 				CloseWindow(window);
 				window = nullptr;
-- 
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