Merge remote-tracking branch 'horstbaerbel/master' into unstable

src/AudioManager.cpp

@@ -28,17 +28,13 @@ void AudioManager::mixAudio(void *unused, Uint8 *stream, int len)
 			}
 			//mix sample into stream
 			SDL_MixAudio(stream, &(sound->getData()[sound->getPosition()]), restLength, SDL_MIX_MAXVOLUME);
-			if (sound->getPosition() + restLength >= sound->getLength())
+			if (sound->getPosition() + restLength < sound->getLength())
-			{
-				//if the position is beyond the end of the buffer, stop playing the sample
-				sound->stop();
-			}
-			else 
 			{
 				//sample hasn't ended yet
-				sound->setPosition(sound->getPosition() + restLength);
 				stillPlaying = true;
 			}
+			//set new sound position. if this is at or beyond the end of the sample, it will stop automatically
+			sound->setPosition(sound->getPosition() + restLength);
 		}
 		//advance to next sound
 		++soundIt;

src/Font.cpp

@@ -70,6 +70,7 @@ void Font::initLibrary()
 }
 
 Font::Font(std::string path, int size)
+	: fontScale(1.0f)
 {
 	mPath = path;
 	mSize = size;
@@ -84,18 +85,7 @@ void Font::init()
 
 	mMaxGlyphHeight = 0;
 
-	if(FT_New_Face(sLibrary, mPath.c_str(), 0, &face))
-	{
-		LOG(LogError) << "Error creating font face! (path: " << mPath.c_str();
-		return;
-	}
-
-	//FT_Set_Char_Size(face, 0, size * 64, getDpiX(), getDpiY());
-	FT_Set_Pixel_Sizes(face, 0, mSize);
-
 	buildAtlas();
-
-	FT_Done_Face(face);
 }
 
 void Font::deinit()
@@ -106,6 +96,15 @@ void Font::deinit()
 
 void Font::buildAtlas()
 {
+	if(FT_New_Face(sLibrary, mPath.c_str(), 0, &face))
+	{
+		LOG(LogError) << "Error creating font face! (path: " << mPath.c_str();
+		return;
+	}
+
+	//FT_Set_Char_Size(face, 0, size * 64, getDpiX(), getDpiY());
+	FT_Set_Pixel_Sizes(face, 0, mSize);
+
 	//find the size we should use
 	FT_GlyphSlot g = face->glyph;
 	int w = 0;
@@ -130,8 +129,6 @@ void Font::buildAtlas()
 	textureWidth = w;
 	textureHeight = h;
 
-
-
 	//create the texture
 	glGenTextures(1, &textureID);
 	glBindTexture(GL_TEXTURE_2D, textureID);
@@ -171,7 +168,7 @@ void Font::buildAtlas()
 		if(x + g->bitmap.width >= textureWidth)
 		{
 			x = 0;
-			y += maxHeight;
+			y += maxHeight + 1; //leave one pixel of space between glyphs
 			maxHeight = 0;
 		}
 
@@ -185,23 +182,34 @@ void Font::buildAtlas()
 		charData[i].texY = y;
 		charData[i].texW = g->bitmap.width;
 		charData[i].texH = g->bitmap.rows;
-		charData[i].advX = g->metrics.horiAdvance >> 6;
+		charData[i].advX = g->metrics.horiAdvance / 64.0f;
-		charData[i].advY = g->advance.y >> 6;
+		charData[i].advY = g->metrics.vertAdvance / 64.0f;
-		charData[i].bearingY = g->metrics.horiBearingY >> 6;
+		charData[i].bearingY = g->metrics.horiBearingY / 64.0f;
 
 		if(charData[i].texH > mMaxGlyphHeight)
 			mMaxGlyphHeight = charData[i].texH;
 
-		x += g->bitmap.width;
+		x += g->bitmap.width + 1; //leave one pixel of space between glyphs
-	}
-
-	if(y >= textureHeight)
-	{
-		LOG(LogError) << "Error - font size exceeded texture size! If you were doing something reasonable, tell Aloshi to fix it!";
 	}
 
 	glBindTexture(GL_TEXTURE_2D, 0);
 
+	FT_Done_Face(face);
+
+	if((y + maxHeight) >= textureHeight)
+	{
+		//failed to create a proper font texture
+		LOG(LogError) << "Error - font with size " << mSize << " exceeded texture size! Trying again...";
+		//try a 3/4th smaller size and redo initialization
+		fontScale *= 1.25f;
+		mSize = (int)(mSize * (1.0f / fontScale));
+		deinit();
+		init();
+	}
+	else {
+		LOG(LogInfo) << "Created font with size " << mSize << std::endl;
+	}
+
 	//std::cout << "generated texture \"" << textureID << "\" (w: " << w << " h: " << h << ")" << std::endl;
 }
 
@@ -249,62 +257,62 @@ void Font::drawText(std::string text, int startx, int starty, int color)
 		return;
 	}
 
-
-	starty += mMaxGlyphHeight;
-
-	//padding (another 0.5% is added to the bottom through the sizeText function)
-	starty += (int)(mMaxGlyphHeight * 0.1f);
-
-
 	int pointCount = text.length() * 2;
 	point* points = new point[pointCount];
 	tex* texs = new tex[pointCount];
 	GLubyte* colors = new GLubyte[pointCount * 3 * 4];
 
-
 	glBindTexture(GL_TEXTURE_2D, textureID);
 	glEnable(GL_TEXTURE_2D);
 	glEnable(GL_BLEND);
 	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 
-
 	//texture atlas width/height
 	float tw = (float)textureWidth;
 	float th = (float)textureHeight;
 
-	int p = 0;
-	int i = 0;
-
 	float x = (float)startx;
-	float y = (float)starty;
+	float y = starty + mMaxGlyphHeight * 1.1f * fontScale; //padding (another 0.5% is added to the bottom through the sizeText function)
-	for(; p < pointCount; i++, p++)
+
+	int p = 0;
+	for(int i = 0; p < pointCount; i++, p++)
 	{
 		unsigned char letter = text[i];
 
 		if(letter < 32 || letter >= 128)
 			letter = 127; //print [X] if character is not standard ASCII
 
-		points[p].pos0x = x;								points[p].pos0y = y + charData[letter].texH - charData[letter].bearingY;
+		points[p].pos0x = x;
-		points[p].pos1x = x + charData[letter].texW;					points[p].pos1y = y - charData[letter].bearingY;
+		points[p].pos0y = y + (charData[letter].texH - charData[letter].bearingY) * fontScale;
-		points[p].pos2x = x;								points[p].pos2y = y - charData[letter].bearingY;
+		points[p].pos1x = x + charData[letter].texW * fontScale;
-
+		points[p].pos1y = y - charData[letter].bearingY * fontScale;
-		texs[p].tex0x = charData[letter].texX / tw;					texs[p].tex0y = (charData[letter].texY + charData[letter].texH) / th;
+		points[p].pos2x = x;
-		texs[p].tex1x = (charData[letter].texX + charData[letter].texW) / tw;		texs[p].tex1y = charData[letter].texY / th;
+		points[p].pos2y = points[p].pos1y;
-		texs[p].tex2x = charData[letter].texX / tw;					texs[p].tex2y = charData[letter].texY / th;
 
+		texs[p].tex0x = charData[letter].texX / tw;
+		texs[p].tex0y = (charData[letter].texY + charData[letter].texH) / th;
+		texs[p].tex1x = (charData[letter].texX + charData[letter].texW) / tw;
+		texs[p].tex1y = charData[letter].texY / th;
+		texs[p].tex2x = texs[p].tex0x;
+		texs[p].tex2y = texs[p].tex1y;
 
 		p++;
 
-		points[p].pos0x = x;						points[p].pos0y = y + charData[letter].texH  - charData[letter].bearingY;
+		points[p].pos0x = points[p-1].pos0x;
-		points[p].pos1x = x + charData[letter].texW;			points[p].pos1y = y  - charData[letter].bearingY;
+		points[p].pos0y = points[p-1].pos0y;
-		points[p].pos2x = x + charData[letter].texW;			points[p].pos2y = y + charData[letter].texH  - charData[letter].bearingY;
+		points[p].pos1x = points[p-1].pos1x;
+		points[p].pos1y = points[p-1].pos1y;
+		points[p].pos2x = points[p-1].pos1x;
+		points[p].pos2y = points[p-1].pos0y;
 
-		texs[p].tex0x = charData[letter].texX / tw;					texs[p].tex0y = (charData[letter].texY + charData[letter].texH) / th;
+		texs[p].tex0x = texs[p-1].tex0x;
-		texs[p].tex1x = (charData[letter].texX + charData[letter].texW) / tw;		texs[p].tex1y = charData[letter].texY / th;
+		texs[p].tex0y = texs[p-1].tex0y;
-		texs[p].tex2x = texs[p].tex1x;							texs[p].tex2y = texs[p].tex0y;
+		texs[p].tex1x = texs[p-1].tex1x;
+		texs[p].tex1y = texs[p-1].tex1y;
+		texs[p].tex2x = texs[p-1].tex1x;
+		texs[p].tex2y = texs[p-1].tex0y;
 
-
+		x += charData[letter].advX * fontScale;
-		x += charData[letter].advX;
 	}
 
 	Renderer::buildGLColorArray(colors, color, pointCount * 3);
@@ -340,18 +348,17 @@ void Font::sizeText(std::string text, int* w, int* h)
 		if(letter < 32 || letter >= 128)
 			letter = 127;
 
-		cwidth += charData[letter].advX;
+		cwidth += charData[letter].advX * fontScale;
 	}
 
-
 	if(w != NULL)
 		*w = cwidth;
 
 	if(h != NULL)
-		*h = (int)(mMaxGlyphHeight + mMaxGlyphHeight * 0.5f);
+		*h = (int)(mMaxGlyphHeight * 1.5f * fontScale);
 }
 
 int Font::getHeight()
 {
-	return (int)(mMaxGlyphHeight * 1.5f);
+	return (int)(mMaxGlyphHeight * 1.5f * fontScale);
 }

src/Font.h

@@ -26,10 +26,10 @@ public:
 		int texW;
 		int texH;
 
-		int advX;
+		float advX;
-		int advY;
+		float advY;
 
-		int bearingY;
+		float bearingY;
 	};
 
 	charPosData charData[128];
@@ -58,6 +58,7 @@ private:
 	int textureWidth; //OpenGL texture width
 	int textureHeight; //OpenGL texture height
 	int mMaxGlyphHeight;
+	float fontScale; //!<Font scale factor. It is > 1.0 if the font would be to big for the texture
 
 	std::string mPath;
 	int mSize;

src/ImageIO.cpp

@@ -20,19 +20,29 @@ std::vector<unsigned char> ImageIO::loadFromMemoryRGBA32(const unsigned char * d
 			FIBITMAP * fiBitmap = FreeImage_LoadFromMemory(format, fiMemory);
 			if (fiBitmap != nullptr)
 			{
-				//loaded. convert to 32bit
+				//loaded. convert to 32bit if necessary
+				FIBITMAP * fiConverted = nullptr;
+				if (FreeImage_GetBPP(fiBitmap) != 32)
+				{
 					FIBITMAP * fiConverted = FreeImage_ConvertTo32Bits(fiBitmap);
 					if (fiConverted != nullptr)
 					{
-					width = FreeImage_GetWidth(fiConverted);
+						//free original bitmap data
-					height = FreeImage_GetHeight(fiConverted);
+						FreeImage_Unload(fiBitmap);
-					unsigned int pitch = FreeImage_GetPitch(fiConverted);
+						fiBitmap = fiConverted;
+					}
+				}
+				if (fiBitmap != nullptr)
+				{
+					width = FreeImage_GetWidth(fiBitmap);
+					height = FreeImage_GetHeight(fiBitmap);
+					unsigned int pitch = FreeImage_GetPitch(fiBitmap);
 					//loop through scanlines and add all pixel data to the return vector
 					//this is necessary, because width*height*bpp might not be == pitch
 					unsigned char * tempData = new unsigned char[width * height * 4];
 					for (size_t i = 0; i < height; i++)
 					{
-						const BYTE * scanLine = FreeImage_GetScanLine(fiConverted, i);
+						const BYTE * scanLine = FreeImage_GetScanLine(fiBitmap, i);
 						memcpy(tempData + (i * width * 4), scanLine, width * 4);
 					}
 					//convert from BGRA to RGBA
@@ -47,14 +57,16 @@ std::vector<unsigned char> ImageIO::loadFromMemoryRGBA32(const unsigned char * d
 						((RGBQUAD *)tempData)[i] = rgba;
 					}
 					rawData = std::vector<unsigned char>(tempData, tempData + width * height * 4);
-					//free converted data
-					FreeImage_Unload(fiConverted);
-				}
 					//free bitmap data
 					FreeImage_Unload(fiBitmap);
 				}
 			}
 			else
+			{
+				LOG(LogError) << "Error - Failed to load image from memory!";
+			}
+		}
+		else
 		{
 			LOG(LogError) << "Error - File type unknown/unsupported!";
 		}

src/Renderer_init_sdlgl.cpp

@@ -41,7 +41,7 @@ namespace Renderer
 		}
 
 		//ATM it is best to just leave the window icon alone on windows.
-		//When compiled as a Windows application, ES at least has an icon int the taskbar
+		//When compiled as a Windows application, ES at least has an icon in the taskbar
 		//The method below looks pretty shite as alpha isn't taken into account...
 #ifndef WIN32
 		//try loading PNG from memory
@@ -51,9 +51,9 @@ namespace Renderer
 		if (!rawData.empty()) {
 			//SDL interprets each pixel as a 32-bit number, so our masks must depend on the endianness (byte order) of the machine
 #if SDL_BYTEORDER == SDL_BIG_ENDIAN
-			Uint32 rmask = 0xff000000; Uint32 gmask = 0x00ff0000; Uint32 bmask = 0x0000ff00; Uint32 amask = 0x000000ff;
+			Uint32 rmask = 0xff000000; Uint32 gmask = 0x0000ff00; Uint32 bmask = 0x00ff0000; Uint32 amask = 0x000000ff;
 #else
-			Uint32 rmask = 0x000000ff; Uint32 gmask = 0x0000ff00; Uint32 bmask = 0x00ff0000;Uint32 amask = 0xff000000;
+			Uint32 rmask = 0x000000ff; Uint32 gmask = 0x00ff0000; Uint32 bmask = 0x0000ff00; Uint32 amask = 0xff000000;
 #endif
 			//try creating SDL surface from logo data
 			SDL_Surface * logoSurface = SDL_CreateRGBSurfaceFrom((void *)rawData.data(), width, height, 32, width*4, rmask, gmask, bmask, amask);

src/Sound.cpp

@@ -82,18 +82,19 @@ void Sound::play()
 	if(mSampleData == NULL)
 		return;
 
+	SDL_LockAudio();
 	if (playing)
 	{
 		//replay from start. rewind the sample to the beginning
-		SDL_LockAudio();
 		mSamplePos = 0;
-		SDL_UnlockAudio();
+		
 	}
 	else
 	{
 		//flag our sample as playing
 		playing = true;
 	}
+	SDL_UnlockAudio();
 	//tell the AudioManager to start playing samples
 	AudioManager::getInstance()->play();
 }
@@ -126,6 +127,8 @@ void Sound::setPosition(Uint32 newPosition)
 {
 	mSamplePos = newPosition;
 	if (mSamplePos >= mSampleLength) {
+		//got to or beyond the end of the sample. stop playing
+		playing = false;
 		mSamplePos = 0;
 	}
 }

src/VolumeControl.cpp

@@ -215,6 +215,8 @@ void VolumeControl::deinit()
 	#error TODO: Not implemented for MacOS yet!!!
 #elif defined(__linux__)
 	if (mixerHandle != nullptr) {
+		snd_mixer_detach(mixerHandle, mixerCard);
+		snd_mixer_free(mixerHandle);
 		snd_mixer_close(mixerHandle);
 		mixerHandle = nullptr;
 		mixerElem = nullptr;

src/main.cpp

@@ -3,6 +3,7 @@
 
 #include <SDL.h>
 #include <iostream>
+#include <iomanip>
 #include "Renderer.h"
 #include "components/GuiGameList.h"
 #include "SystemData.h"
@@ -201,12 +202,22 @@ int main(int argc, char* argv[])
 
 		if(DRAWFRAMERATE)
 		{
-			float framerate = 1/((float)deltaTime)*1000;
+			static int timeElapsed = 0;
+			static int nrOfFrames = 0;
+			static std::string fpsString;
+
+			nrOfFrames++;
+			timeElapsed += deltaTime;
+			//wait until half a second has passed to recalculate fps
+			if (timeElapsed >= 500) {
 				std::stringstream ss;
-			ss << framerate;
+				ss << std::fixed << std::setprecision(1) << (1000.0f * (float)nrOfFrames / (float)timeElapsed) << "fps, ";
-			std::string fps;
+				ss << std::fixed << std::setprecision(2) << ((float)timeElapsed / (float)nrOfFrames) << "ms";
-			ss >> fps;
+				fpsString = ss.str();
-			Renderer::drawText(fps, 50, 50, 0x00FF00FF, Renderer::getDefaultFont(Renderer::MEDIUM));
+				nrOfFrames = 0;
+				timeElapsed = 0;
+			}
+			Renderer::drawText(fpsString, 50, 50, 0x00FF00FF, Renderer::getDefaultFont(Renderer::MEDIUM));
 		}
 
 		//sleep if we're past our threshold