Some RGSS2/RGSS3 compile fixes

binding-mri/binding-mri.cpp

@@ -70,7 +70,9 @@ RB_METHOD(mriP);
 RB_METHOD(mriDataDirectory);
 RB_METHOD(mkxpPuts);
 
+#ifndef RGSS3
 RB_METHOD(_kernelCaller);
+#endif
 
 static void mriBindingInit()
 {

binding-mri/sprite-binding.cpp

@@ -77,7 +77,7 @@ RB_METHOD(spriteWidth)
 
 	Sprite *s = getPrivateData<Sprite>(self);
 
-	int value;
+	int value = 0;
 	GUARD_EXC( value = s->getWidth(); )
 
 	return rb_fix_new(value);
@@ -89,7 +89,7 @@ RB_METHOD(spriteHeight)
 
 	Sprite *s = getPrivateData<Sprite>(self);
 
-	int value;
+	int value = 0;
 	GUARD_EXC( value = s->getHeight(); )
 
 	return rb_fix_new(value);

src/graphics.cpp

@@ -797,7 +797,7 @@ void Graphics::resizeScreen(int width, int height)
 	RBO::bind(p->transBuffer.rbo);
 	RBO::allocEmpty(width, height);
 
-	p->updateScreenResoRatio();
+	p->updateScreenResoRatio(p->threadData);
 }
 
 DEF_ATTR_RD_SIMPLE(Graphics, Brightness, int, p->brightness)

src/tilemap.cpp

@@ -1295,7 +1295,7 @@ void Tilemap::setViewport(Viewport *value)
 
 	p->elem.ground->setViewport(value);
 
-	for (size_t i = 0; i < p->elem.scanrows.size(); ++i)
+	for (size_t i = 0; i < scanrowsMax; ++i)
 		p->elem.scanrows[i]->setViewport(value);
 }