Tutorial finalizado

jUnit.cpp

@@ -18,6 +18,7 @@ static Uint32 paleta[256];
 static int jWidth = 320;
 static int jHeight = 240;
 static int jZoom = 2;
+static int transparentColor = 0;
 
 jSurface jNewSurface(int w, int h)
 {
@@ -54,6 +55,7 @@ void jBlit(int dx, int dy, int sx, int sy, int w, int h)
 {
     if (jSourceSurf == NULL)
         return;
+    
     for (int iy = 0; iy < h; ++iy)
     {
         for (int ix = 0; ix < w; ++ix)
@@ -152,7 +154,7 @@ void jFlip()
 
 void jPutPixel(int x, int y, Uint8 color)
 {
-    if (x < 0 || y < 0 || x >= jDestSurf->w || y >= jDestSurf->h)
+    if (x < 0 || y < 0 || x >= jDestSurf->w || y >= jDestSurf->h || color == transparentColor)
         return;
     jDestSurf->data[x + y * jDestSurf->w] = color;
 }