SWORD25: Got rid of OpenGLGfx class

svn-id: r53356

1 files changed, 342 insertions, 16 deletions

diff --git a/engines/sword25/gfx/graphicengine.cpp b/engines/sword25/gfx/graphicengine.cpp
index f36993784d..199ca8a84c 100644
--- a/engines/sword25/gfx/graphicengine.cpp
+++ b/engines/sword25/gfx/graphicengine.cpp
@@ -34,10 +34,22 @@
 
 #define BS_LOG_PREFIX "GRAPHICENGINE"
 
-#include "sword25/gfx/image/image.h"
+#include "common/system.h"
+
+#include "sword25/gfx/bitmapresource.h"
+#include "sword25/gfx/animationresource.h"
+#include "sword25/gfx/fontresource.h"
+#include "sword25/gfx/panel.h"
+#include "sword25/gfx/renderobjectmanager.h"
 #include "sword25/gfx/screenshot.h"
+#include "sword25/gfx/image/vectorimage.h"
+#include "sword25/gfx/opengl/glimage.h"
+#include "sword25/gfx/opengl/swimage.h"
+#include "sword25/package/packagemanager.h"
 #include "sword25/kernel/inputpersistenceblock.h"
 #include "sword25/kernel/outputpersistenceblock.h"
+
+
 #include "sword25/gfx/graphicengine.h"
 
 namespace Lua {
@@ -46,9 +58,20 @@ extern "C"
 #include "sword25/util/lua/lua.h"
 #include "sword25/util/lua/lauxlib.h"
 }
+}
 
+namespace {
+const int BIT_DEPTH = 32;
+const int BACKBUFFER_COUNT = 1;
+const Common::String PNG_EXTENSION(".png");
+const Common::String PNG_S_EXTENSION("_s.png");
+const Common::String ANI_EXTENSION("_ani.xml");
+const Common::String FNT_EXTENSION("_fnt.xml");
+const Common::String SWF_EXTENSION(".swf");
+const Common::String B25S_EXTENSION(".b25s");
 }
 
+
 namespace Sword25 {
 
 using namespace Lua;
@@ -74,8 +97,320 @@ GraphicEngine::GraphicEngine(Kernel *pKernel) :
 		BS_LOGLN("Script bindings registered.");
 }
 
+GraphicEngine::~GraphicEngine() {
+	_backSurface.free();
+}
+
+Service *GraphicEngine_CreateObject(Kernel *pKernel) {
+	return new GraphicEngine(pKernel);
+}
+
+bool GraphicEngine::Init(int Width, int Height, int BitDepth, int BackbufferCount, bool Windowed) {
+	// Warnung ausgeben, wenn eine nicht unterstützte Bittiefe gewählt wurde.
+	if (BitDepth != BIT_DEPTH) {
+		BS_LOG_WARNINGLN("Can't use a bit depth of %d (not supported). Falling back to %d.", BitDepth, BIT_DEPTH);
+		m_BitDepth = BIT_DEPTH;
+	}
+
+	// Warnung ausgeben, wenn nicht genau ein Backbuffer gewählt wurde.
+	if (BackbufferCount != BACKBUFFER_COUNT) {
+		BS_LOG_WARNINGLN("Can't use %d backbuffers (not supported). Falling back to %d.", BackbufferCount, BACKBUFFER_COUNT);
+		BackbufferCount = BACKBUFFER_COUNT;
+	}
+
+	// Parameter in lokale Variablen kopieren
+	m_Width = Width;
+	m_Height = Height;
+	m_BitDepth = BitDepth;
+	m_Windowed = Windowed;
+	m_ScreenRect.left = 0;
+	m_ScreenRect.top = 0;
+	m_ScreenRect.right = m_Width;
+	m_ScreenRect.bottom = m_Height;
+
+	_backSurface.create(Width, Height, 4);
+
+	// Standardmäßig ist Vsync an.
+	SetVsync(true);
+
+	// Layer-Manager initialisieren.
+	_renderObjectManagerPtr.reset(new RenderObjectManager(Width, Height, BackbufferCount + 1));
+
+	// Hauptpanel erstellen
+	m_MainPanelPtr = _renderObjectManagerPtr->getTreeRoot()->addPanel(Width, Height, BS_ARGB(0, 0, 0, 0));
+	if (!m_MainPanelPtr.isValid()) return false;
+	m_MainPanelPtr->setVisible(true);
+
+	return true;
+}
+
+// -----------------------------------------------------------------------------
+
+bool GraphicEngine::StartFrame(bool UpdateAll) {
+	// Berechnen, wie viel Zeit seit dem letzten Frame vergangen ist.
+	// Dieser Wert kann über GetLastFrameDuration() von Modulen abgefragt werden, die zeitabhängig arbeiten.
+	UpdateLastFrameDuration();
+
+	// Den Layer-Manager auf den nächsten Frame vorbereiten
+	_renderObjectManagerPtr->startFrame();
+
+	return true;
+}
+
+// -----------------------------------------------------------------------------
+
+bool GraphicEngine::EndFrame() {
+	// Scene zeichnen
+	_renderObjectManagerPtr->render();
+
+	g_system->updateScreen();
+
+	// Debug-Lines zeichnen
+	if (!m_DebugLines.empty()) {
+#if 0
+		glEnable(GL_LINE_SMOOTH);
+		glBegin(GL_LINES);
+
+		Common::Array<DebugLine>::const_iterator iter = m_DebugLines.begin();
+		for (; iter != m_DebugLines.end(); ++iter) {
+			const uint &Color = (*iter).Color;
+			const BS_Vertex &Start = (*iter).Start;
+			const BS_Vertex &End = (*iter).End;
+
+			glColor4ub((Color >> 16) & 0xff, (Color >> 8) & 0xff, Color & 0xff, Color >> 24);
+			glVertex2d(Start.X, Start.Y);
+			glVertex2d(End.X, End.Y);
+		}
+
+		glEnd();
+		glDisable(GL_LINE_SMOOTH);
+#endif
+
+		warning("STUB: Drawing debug lines");
+
+		m_DebugLines.clear();
+	}
+
+	// Framecounter aktualisieren
+	m_FPSCounter.Update();
+
+	return true;
+}
+
+// -----------------------------------------------------------------------------
+
+RenderObjectPtr<Panel> GraphicEngine::GetMainPanel() {
+	return m_MainPanelPtr;
+}
+
+// -----------------------------------------------------------------------------
+
+void GraphicEngine::SetVsync(bool Vsync) {
+	warning("STUB: SetVsync(%d)", Vsync);
+}
+
+// -----------------------------------------------------------------------------
+
+bool GraphicEngine::GetVsync() const {
+	warning("STUB: GetVsync()");
+
+	return true;
+}
+
+// -----------------------------------------------------------------------------
+
+bool GraphicEngine::fill(const Common::Rect *fillRectPtr, uint color) {
+	Common::Rect rect(m_Width - 1, m_Height - 1);
+
+	if (fillRectPtr) {
+		rect = *fillRectPtr;
+	}
+
+	if (fillRectPtr->width() > 0 && fillRectPtr->height() > 0) {
+		_backSurface.fillRect(rect, color);
+		g_system->copyRectToScreen((byte *)_backSurface.getBasePtr(fillRectPtr->left, fillRectPtr->top), _backSurface.pitch, fillRectPtr->left, fillRectPtr->top, fillRectPtr->width(), fillRectPtr->height());
+	}
+
+	return true;
+}
+
 // -----------------------------------------------------------------------------
 
+bool GraphicEngine::GetScreenshot(uint &Width, uint &Height, byte **Data) {
+	if (!ReadFramebufferContents(m_Width, m_Height, Data))
+		return false;
+
+	// Die Größe des Framebuffers zurückgeben.
+	Width = m_Width;
+	Height = m_Height;
+
+	// Bilddaten vom OpenGL-Format in unser eigenes Format umwandeln.
+	ReverseRGBAComponentOrder(*Data, Width * Height);
+	FlipImagedataVertical(Width, Height, *Data);
+
+	return true;
+}
+
+// -----------------------------------------------------------------------------
+
+bool GraphicEngine::ReadFramebufferContents(uint Width, uint Height, byte **Data) {
+    *Data = (byte *)malloc(Width * Height * 4);
+	
+	return true;
+}
+
+// -----------------------------------------------------------------------------
+
+void GraphicEngine::ReverseRGBAComponentOrder(byte *Data, uint size) {
+	uint32 *ptr = (uint32 *)Data;
+
+	for (uint i = 0; i < size; i++) {
+		uint Pixel = *ptr;
+		*ptr = (Pixel & 0xff00ff00) | ((Pixel >> 16) & 0xff) | ((Pixel & 0xff) << 16);
+		++ptr;
+	}
+}
+
+// -----------------------------------------------------------------------------
+
+void GraphicEngine::FlipImagedataVertical(uint Width, uint Height, byte *Data) {
+#if 0 // TODO
+	vector<uint> LineBuffer(Width);
+
+	for (uint Y = 0; Y < Height / 2; ++Y) {
+		vector<uint>::iterator Line1It = Data.begin() + Y * Width;
+		vector<uint>::iterator Line2It = Data.begin() + (Height - 1 - Y) * Width;
+		copy(Line1It, Line1It + Width, LineBuffer.begin());
+		copy(Line2It, Line2It + Width, Line1It);
+		copy(LineBuffer.begin(), LineBuffer.end(), Line2It);
+	}
+#endif
+}
+
+// -----------------------------------------------------------------------------
+// RESOURCE MANAGING
+// -----------------------------------------------------------------------------
+
+Resource *GraphicEngine::LoadResource(const Common::String &FileName) {
+	BS_ASSERT(CanLoadResource(FileName));
+
+	// Bild für den Softwarebuffer laden
+	if (FileName.hasSuffix(PNG_S_EXTENSION)) {
+		bool Result = false;
+		SWImage *pImage = new SWImage(FileName, Result);
+		if (!Result) {
+			delete pImage;
+			return 0;
+		}
+
+		BitmapResource *pResource = new BitmapResource(FileName, pImage);
+		if (!pResource->isValid()) {
+			delete pResource;
+			return 0;
+		}
+
+		return pResource;
+	}
+
+	// Sprite-Bild laden
+	if (FileName.hasSuffix(PNG_EXTENSION) || FileName.hasSuffix(B25S_EXTENSION)) {
+		bool Result = false;
+		GLImage *pImage = new GLImage(FileName, Result);
+		if (!Result) {
+			delete pImage;
+			return 0;
+		}
+
+		BitmapResource *pResource = new BitmapResource(FileName, pImage);
+		if (!pResource->isValid()) {
+			delete pResource;
+			return 0;
+		}
+
+		return pResource;
+	}
+
+
+	// Vectorgraphik laden
+	if (FileName.hasSuffix(SWF_EXTENSION)) {
+		debug(2, "VectorImage: %s", FileName.c_str());
+
+		// Pointer auf Package-Manager holen
+		PackageManager *pPackage = Kernel::GetInstance()->GetPackage();
+		BS_ASSERT(pPackage);
+
+		// Datei laden
+		byte *pFileData;
+		uint FileSize;
+		if (!(pFileData = static_cast<byte *>(pPackage->GetFile(FileName, &FileSize)))) {
+			BS_LOG_ERRORLN("File \"%s\" could not be loaded.", FileName.c_str());
+			return 0;
+		}
+
+		bool Result = false;
+		VectorImage *pImage = new VectorImage(pFileData, FileSize, Result, FileName);
+		if (!Result) {
+			delete pImage;
+			delete [] pFileData;
+			return 0;
+		}
+
+		BitmapResource *pResource = new BitmapResource(FileName, pImage);
+		if (!pResource->isValid()) {
+			delete pResource;
+			delete[] pFileData;
+			return 0;
+		}
+
+		delete[] pFileData;
+		return pResource;
+	}
+
+	// Animation laden
+	if (FileName.hasSuffix(ANI_EXTENSION)) {
+		AnimationResource *pResource = new AnimationResource(FileName);
+		if (pResource->isValid())
+			return pResource;
+		else {
+			delete pResource;
+			return 0;
+		}
+	}
+
+	// Font laden
+	if (FileName.hasSuffix(FNT_EXTENSION)) {
+		FontResource *pResource = new FontResource(Kernel::GetInstance(), FileName);
+		if (pResource->IsValid())
+			return pResource;
+		else {
+			delete pResource;
+			return 0;
+		}
+	}
+
+	BS_LOG_ERRORLN("Service cannot load \"%s\".", FileName.c_str());
+	return 0;
+}
+
+// -----------------------------------------------------------------------------
+
+bool GraphicEngine::CanLoadResource(const Common::String &FileName) {
+	return FileName.hasSuffix(PNG_EXTENSION) ||
+		FileName.hasSuffix(ANI_EXTENSION) ||
+		FileName.hasSuffix(FNT_EXTENSION) ||
+		FileName.hasSuffix(SWF_EXTENSION) ||
+		FileName.hasSuffix(B25S_EXTENSION);
+}
+
+
+// -----------------------------------------------------------------------------
+// DEBUGGING
+// -----------------------------------------------------------------------------
+
+void GraphicEngine::DrawDebugLine(const Vertex &Start, const Vertex &End, uint Color) {
+	m_DebugLines.push_back(DebugLine(Start, End, Color));
+}
+
 void  GraphicEngine::UpdateLastFrameDuration() {
 	// Aktuelle Zeit holen
 	uint64_t CurrentTime = Kernel::GetInstance()->GetMicroTicks();
@@ -96,8 +431,6 @@ void  GraphicEngine::UpdateLastFrameDuration() {
 	m_LastTimeStamp = CurrentTime;
 }
 
-// -----------------------------------------------------------------------------
-
 namespace {
 bool DoSaveScreenshot(GraphicEngine &GraphicEngine, const Common::String &Filename, bool Thumbnail) {
 	uint Width;
@@ -115,20 +448,14 @@ bool DoSaveScreenshot(GraphicEngine &GraphicEngine, const Common::String &Filena
 }
 }
 
-// -----------------------------------------------------------------------------
-
 bool GraphicEngine::SaveScreenshot(const Common::String &Filename) {
 	return DoSaveScreenshot(*this, Filename, false);
 }
 
-// -----------------------------------------------------------------------------
-
 bool GraphicEngine::SaveThumbnailScreenshot(const Common::String &Filename) {
 	return DoSaveScreenshot(*this, Filename, true);
 }
 
-// -----------------------------------------------------------------------------
-
 void GraphicEngine::ARGBColorToLuaColor(lua_State *L, uint Color) {
 	lua_Number Components[4] = {
 		(Color >> 16) & 0xff,   // Rot
@@ -146,8 +473,6 @@ void GraphicEngine::ARGBColorToLuaColor(lua_State *L, uint Color) {
 	}
 }
 
-// -----------------------------------------------------------------------------
-
 uint GraphicEngine::LuaColorToARGBColor(lua_State *L, int StackIndex) {
 #ifdef DEBUG
 	int __startStackDepth = lua_gettop(L);
@@ -194,17 +519,18 @@ uint GraphicEngine::LuaColorToARGBColor(lua_State *L, int StackIndex) {
 	return (Alpha << 24) | (Red << 16) | (Green << 8) | Blue;
 }
 
-// -----------------------------------------------------------------------------
-
 bool GraphicEngine::persist(OutputPersistenceBlock &writer) {
 	writer.write(m_TimerActive);
-	return true;
-}
 
-// -----------------------------------------------------------------------------
+	bool result = _renderObjectManagerPtr->persist(writer);
+
+	return result;
+}
 
 bool GraphicEngine::unpersist(InputPersistenceBlock &reader) {
 	reader.read(m_TimerActive);
+	_renderObjectManagerPtr->unpersist(reader);
+
 	return reader.isGood();
 }