Separate SDL from graphics code

Also remove OS X specific project files and update Makefile to ensure
the Element class generator only runs when necessary

5 files changed, 70 insertions, 91 deletions

diff --git a/src/Graphics.h b/src/Graphics.h
index 5e43417..d3f891c 100644
--- a/src/Graphics.h
+++ b/src/Graphics.h
@@ -117,9 +117,7 @@ public:
 #ifdef OGLR
 	//OpenGL specific instance variables
 	GLuint vidBuf, textTexture;
-#else
-	SDL_Surface * sdl_scrn;
-#endif
+ #endif
 
 	//Common graphics methods in Graphics.cpp
 	static char * GenerateGradient(pixel * colours, float * points, int pointcount, int size);
@@ -147,8 +145,7 @@ public:
 	void draw_icon(int x, int y, Icon icon);
 
 	void Clear();
-	void AttachSDLSurface(SDL_Surface * surface);
-	void Blit();
+	void Finalise();
 	//
 	int drawtext(int x, int y, const char *s, int r, int g, int b, int a);
 	int drawtext(int x, int y, std::string s, int r, int g, int b, int a);
diff --git a/src/OpenGLGraphics.cpp b/src/OpenGLGraphics.cpp
index 61c422c..b7d4795 100644
--- a/src/OpenGLGraphics.cpp
+++ b/src/OpenGLGraphics.cpp
@@ -6,85 +6,60 @@
 Graphics::Graphics():
 sdl_scale(1)
 {
-
-}
-
-Graphics::~Graphics()
-{
-}
-
-void Graphics::Clear()
-{
-	glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
-	glClear(GL_COLOR_BUFFER_BIT);
-}
-
-void Graphics::AttachSDLSurface(SDL_Surface * surface)
-{
-	//sdl_scrn = surface;
-	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
 	glMatrixMode(GL_PROJECTION);
 	glLoadIdentity();
-
+	
 	//glOrtho(0, (XRES+BARSIZE)*sdl_scale, 0, (YRES+MENUSIZE)*sdl_scale, -1, 1);
 	glOrtho(0, (XRES+BARSIZE)*sdl_scale, (YRES+MENUSIZE)*sdl_scale, 0, -1, 1);
-
+	
 	glMatrixMode(GL_MODELVIEW);
 	glLoadIdentity();
-
-
+	
+	
 	//glRasterPos2i(0, (YRES+MENUSIZE));
 	glRasterPos2i(0, 0);
 	glPixelZoom(1, 1);
-
+	
 	glEnable(GL_BLEND);
 	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-
+	
 	//Texture for main UI
 	glEnable(GL_TEXTURE_2D);
-
+	
 	glGenTextures(1, &vidBuf);
 	glBindTexture(GL_TEXTURE_2D, vidBuf);
 	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, XRES+BARSIZE, YRES+MENUSIZE, 0, GL_BGRA, GL_UNSIGNED_BYTE, NULL);
-
+	
 	glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
 	glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);
-
+	
 	glBindTexture(GL_TEXTURE_2D, 0);
-
+	
 	glGenTextures(1, &textTexture);
 	glBindTexture(GL_TEXTURE_2D, textTexture);
 	glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
 	glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-
+	
 	glBindTexture(GL_TEXTURE_2D, 0);
-
+	
 	glDisable(GL_TEXTURE_2D);
 }
 
-void Graphics::Blit()
+Graphics::~Graphics()
 {
-    //glDrawPixels(w,h,GL_BGRA,GL_UNSIGNED_BYTE,src); //Why does this still think it's ABGR?
-    /*glEnable( GL_TEXTURE_2D );
-    glBindTexture(GL_TEXTURE_2D, vidBuf);
-    glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
-    glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, XRES+BARSIZE, YRES+MENUSIZE, GL_BGRA, GL_UNSIGNED_BYTE, vid);
-	glBegin(GL_QUADS);
-    glTexCoord2d(1, 0);
-    glVertex3f((XRES+BARSIZE)*sdl_scale, (YRES+MENUSIZE)*sdl_scale, 1.0);
-    glTexCoord2d(0, 0);
-    glVertex3f(0, (YRES+MENUSIZE)*sdl_scale, 1.0);
-    glTexCoord2d(0, 1);
-    glVertex3f(0, 0, 1.0);
-    glTexCoord2d(1, 1);
-    glVertex3f((XRES+BARSIZE)*sdl_scale, 0, 1.0);
-    glEnd();
+}
+
+void Graphics::Clear()
+{
+	glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
+	glClear(GL_COLOR_BUFFER_BIT);
+}
 
-    glDisable( GL_TEXTURE_2D );*/
+void Graphics::Finalise()
+{
     glFlush();
-    SDL_GL_SwapBuffers ();
 }
 
 int Graphics::drawtext(int x, int y, const char *s, int r, int g, int b, int a)
diff --git a/src/PowderToy.cpp b/src/PowderToySDL.cpp
index 7e3b534..8ec1abd 100644
--- a/src/PowderToy.cpp
+++ b/src/PowderToySDL.cpp
@@ -33,6 +33,38 @@ using namespace std;
 extern "C" IMAGE_DOS_HEADER __ImageBase;
 #endif
 
+SDL_Surface * sdl_scrn;
+
+#ifdef OGLR
+void blit()
+{
+	SDL_GL_SwapBuffers();
+}
+#else
+void blit(pixel * vid)
+{
+	if(sdl_scrn)
+	{
+		pixel * dst;
+		pixel * src = vid;
+		int j, x = 0, y = 0, w = XRES+BARSIZE, h = YRES+MENUSIZE, pitch = XRES+BARSIZE;
+		if (SDL_MUSTLOCK(sdl_scrn))
+			if (SDL_LockSurface(sdl_scrn)<0)
+				return;
+		dst=(pixel *)sdl_scrn->pixels+y*sdl_scrn->pitch/PIXELSIZE+x;
+		for (j=0; j<h; j++)
+		{
+			memcpy(dst, src, w*PIXELSIZE);
+			dst+=sdl_scrn->pitch/PIXELSIZE;
+			src+=pitch;
+		}
+		if (SDL_MUSTLOCK(sdl_scrn))
+			SDL_UnlockSurface(sdl_scrn);
+		SDL_UpdateRect(sdl_scrn,0,0,0,0);
+	}
+#endif
+}
+
 SDL_Surface * SDLOpen()
 {
 	SDL_Surface * surface;
@@ -93,26 +125,18 @@ SDL_Surface * SDLOpen()
 return surface;
 }
 
-/*int SDLPoll(SDL_Event * event)
-{
-	while (SDL_PollEvent(event))
-	{
-		switch (event->type)
-		{
-			case SDL_QUIT:
-				return 1;
-		}
-	}
-	return 0;
-}*/
-
 int main(int argc, char * argv[])
 {
 	int elapsedTime = 0, currentTime = 0, lastTime = 0, currentFrame = 0;
 	float fps = 0, delta = 1.0f;
 
+	sdl_scrn = SDLOpen();
+#ifdef OGLR
+	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
+#endif
+	
 	ui::Engine::Ref().g = new Graphics();
-	ui::Engine::Ref().g->AttachSDLSurface(SDLOpen());
+	//ui::Engine::Ref().g->AttachSDLSurface(SDLOpen());
 
 	ui::Engine * engine = &ui::Engine::Ref();
 	engine->Begin(XRES+BARSIZE, YRES+MENUSIZE);
@@ -166,6 +190,12 @@ int main(int argc, char * argv[])
 
 		engine->Tick();
 		engine->Draw();
+		
+#ifdef OGLR
+		blit();
+#else
+		blit(engine->g->vid);
+#endif
 
 		currentFrame++;
 		currentTime = SDL_GetTicks();
diff --git a/src/RasterGraphics.cpp b/src/RasterGraphics.cpp
index 563aef2..b807238 100644
--- a/src/RasterGraphics.cpp
+++ b/src/RasterGraphics.cpp
@@ -20,32 +20,9 @@ void Graphics::Clear()
 	memset(vid, 0, PIXELSIZE * ((XRES+BARSIZE) * (YRES+MENUSIZE)));
 }
 
-void Graphics::AttachSDLSurface(SDL_Surface * surface)
+void Graphics::Finalise()
 {
-	sdl_scrn = surface;
-}
 
-void Graphics::Blit()
-{
-	if(sdl_scrn)
-	{
-		pixel * dst;
-		pixel * src = vid;
-		int j, x = 0, y = 0, w = XRES+BARSIZE, h = YRES+MENUSIZE, pitch = XRES+BARSIZE;
-		if (SDL_MUSTLOCK(sdl_scrn))
-			if (SDL_LockSurface(sdl_scrn)<0)
-				return;
-		dst=(pixel *)sdl_scrn->pixels+y*sdl_scrn->pitch/PIXELSIZE+x;
-		for (j=0; j<h; j++)
-		{
-			memcpy(dst, src, w*PIXELSIZE);
-			dst+=sdl_scrn->pitch/PIXELSIZE;
-			src+=pitch;
-		}
-		if (SDL_MUSTLOCK(sdl_scrn))
-			SDL_UnlockSurface(sdl_scrn);
-		SDL_UpdateRect(sdl_scrn,0,0,0,0);
-	}
 }
 
 int Graphics::drawtext(int x, int y, const char *s, int r, int g, int b, int a)
diff --git a/src/interface/Engine.cpp b/src/interface/Engine.cpp
index aea89e7..1304284 100644
--- a/src/interface/Engine.cpp
+++ b/src/interface/Engine.cpp
@@ -184,7 +184,7 @@ void Engine::Draw()
 	char fpsText[512];
 	sprintf(fpsText, "FPS: %.2f, Delta: %.3f", fps, dt);
 	ui::Engine::Ref().g->drawtext(10, 10, fpsText, 255, 255, 255, 255);
-	g->Blit();
+	g->Finalise();
 }
 
 void Engine::SetFps(float fps)