Fixed ScrollableContainer clipping.

Changed game select effect to interpolate more interestingly.

src/Font.cpp

@@ -78,6 +78,7 @@ Font::Font(const ResourceManager& rm, const std::string& path, int size) : fontS
 
 Font::~Font()
 {
+	LOG(LogInfo) << "Destroying font \"" << mPath << "\" with size " << mSize << ".";
 	deinit();
 }
 
@@ -238,14 +239,14 @@ void Font::buildAtlas(ResourceData data)
 	if((y + maxHeight) >= textureHeight)
 	{
 		//failed to create a proper font texture
-		LOG(LogWarning) << "Font with size " << mSize << " exceeded max texture size! Trying again...";
+		LOG(LogWarning) << "Font \"" << mPath << "\" with size " << mSize << " exceeded max texture size! Trying again...";
 		//try a 3/4th smaller size and redo initialization
 		fontScale *= 1.25f;
 		mSize = (int)(mSize * (1.0f / fontScale));
 		deinit();
 		init(data);
 	}else{
-		LOG(LogInfo) << "Created font with size " << mSize << ".";
+		LOG(LogInfo) << "Created font \"" << mPath << "\" with size " << mSize << ".";
 	}
 }
 

src/components/GuiGameList.cpp

@@ -442,15 +442,35 @@ Eigen::Vector2f lerpVector2f(const Eigen::Vector2f& start, const Eigen::Vector2f
 	return (start * (1 - t) + end * t);
 }
 
+float clamp(float min, float max, float val)
+{
+	if(val < min)
+		val = min;
+	else if(val > max)
+		val = max;
+
+	return val;
+}
+
+//http://en.wikipedia.org/wiki/Smoothstep
+float smoothStep(float edge0, float edge1, float x)
+{
+    // Scale, and clamp x to 0..1 range
+    x = clamp(0, 1, (x - edge0)/(edge1 - edge0));
+	
+    // Evaluate polynomial
+    return x*x*x*(x*(x*6 - 15) + 10);
+}
+
 void GuiGameList::updateGameLaunchEffect(int t)
 {
 	const int endTime = mGameLaunchEffectLength;
 
 	const int zoomTime = endTime;
-	const int centerTime = endTime - 100;
+	const int centerTime = endTime - 50;
 
-	const int fadeDelay = endTime - 500;
+	const int fadeDelay = endTime - 600;
-	const int fadeTime = endTime - fadeDelay;
+	const int fadeTime = endTime - fadeDelay - 100;
 
 	Eigen::Vector2f imageCenter(mScreenshot.getCenter());
 	if(!isDetailed())
@@ -460,8 +480,11 @@ void GuiGameList::updateGameLaunchEffect(int t)
 
 	const Eigen::Vector2f centerStart(Renderer::getScreenWidth() / 2, Renderer::getScreenHeight() / 2);
 
-	mWindow->setCenterPoint(lerpVector2f(centerStart, imageCenter, (float)t / endTime));
+	//remember to clamp or zoom factor will be incorrect with a negative t because squared
-	mWindow->setZoomFactor(lerpFloat(1.0f, 2.0f, (float)t / endTime));
+	const float tNormalized = clamp(0, 1, (float)t / endTime);
+
+	mWindow->setCenterPoint(lerpVector2f(centerStart, imageCenter, smoothStep(0.0, 1.0, tNormalized)));
+	mWindow->setZoomFactor(lerpFloat(1.0f, 3.0f, tNormalized*tNormalized));
 	mWindow->setFadePercent(lerpFloat(0.0f, 1.0f, (float)(t - fadeDelay) / fadeTime));
 
 	if(t > endTime)

src/components/ScrollableContainer.cpp

@@ -12,7 +12,9 @@ void ScrollableContainer::render(const Eigen::Affine3f& parentTrans)
 	Eigen::Affine3f trans = parentTrans * getTransform();
 
 	Eigen::Vector2i clipPos((int)trans.translation().x(), (int)trans.translation().y());
-	Eigen::Vector2i clipDim((int)mSize.x(), (int)mSize.y());
+
+	Eigen::Vector3f dimScaled = trans * Eigen::Vector3f(mSize.x(), mSize.y(), 0);
+	Eigen::Vector2i clipDim((int)dimScaled.x() - trans.translation().x(), (int)dimScaled.y() - trans.translation().y());
 
 	Renderer::pushClipRect(clipPos, clipDim);
 

src/main.cpp

@@ -214,6 +214,10 @@ int main(int argc, char* argv[])
 		int deltaTime = curTime - lastTime;
 		lastTime = curTime;
 
+		//cap deltaTime at 1000
+		if(deltaTime > 1000 || deltaTime < 0)
+			deltaTime = 1000;
+
 		window.update(deltaTime);
 		Renderer::swapBuffers(); //swap here so we can read the last screen state during updates (see ImageComponent::copyScreen())
 		window.render();