Fix background image bug

The bug was caused by a text buffer allocation problem that would, sometimes, cause a memory leak.
Merge pull request #100 from haroldo-ok/fix-background-image-bug
This fixes #89

base/src/vn_engine.c

@@ -195,6 +195,7 @@ void VN_init() {
 
 	VN_windowDefault();
 	window.cursor = NULL;
+	bufferResize(window.w, window.h);
 
 	SPR_init(0, 0, 0);
 
@@ -209,18 +210,16 @@ void VN_init() {
 	XGM_setForceDelayDMA(TRUE);
 
 	VDP_setTextPalette(TEXT_PAL);
-	VDP_drawText("choice4genesis v0.13.1", 17, 27);
+	VDP_drawText("choice4genesis v0.13.2", 17, 27);
 }
 
 
 void VN_showImage(const Image *image, VDPPlane plane, u16 palNum, u16 x, u16 y) {
-	VDP_loadTileSet(image->tileset, imageInfo.tileNumber, DMA);
-    TileMap *tmap = unpackTileMap(image->tilemap, NULL);
-	VDP_setTileMapEx(plane, tmap, TILE_ATTR_FULL(palNum, FALSE, FALSE, FALSE, imageInfo.tileNumber), 
-		x, y,  0, 0, tmap->w, tmap->h, CPU);
+	VDP_loadTileSet(image->tileset, imageInfo.tileNumber, DMA);	
+	VDP_setTileMapEx(plane, image->tilemap, TILE_ATTR_FULL(palNum, FALSE, FALSE, FALSE, imageInfo.tileNumber), 
+		x, y,  0, 0, image->tilemap->w, image->tilemap->h, CPU);
 	VDP_setPalette(palNum, (u16*)image->palette->data);
 	imageInfo.tileNumber += image->tileset->numTile;
-	free(tmap);
 }
 
 void VN_background(const Image *image) {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "choice4genesis",
-  "version": "0.13.1",
+  "version": "0.13.2",
   "description": "A ChoiceScript clone that generates SGDK-compatible C source for the Sega Genesis ",
   "main": "index.js",
   "scripts": {