1 files changed, 46 insertions, 9 deletions

diff --git a/src/engine/client/graphics.cpp b/src/engine/client/graphics.cpp
index 617162ae..ad3926f2 100644
--- a/src/engine/client/graphics.cpp
+++ b/src/engine/client/graphics.cpp
@@ -270,6 +270,18 @@ int CGraphics_OpenGL::UnloadTexture(int Index)
 	return 0;
 }
 
+int CGraphics_OpenGL::LoadTextureRawSub(int TextureID, int x, int y, int Width, int Height, int Format, const void *pData)
+{
+	int Oglformat = GL_RGBA;
+	if(Format == CImageInfo::FORMAT_RGB)
+		Oglformat = GL_RGB;
+	else if(Format == CImageInfo::FORMAT_ALPHA)
+		Oglformat = GL_ALPHA;
+
+	glBindTexture(GL_TEXTURE_2D, m_aTextures[TextureID].m_Tex);
+	glTexSubImage2D(GL_TEXTURE_2D, 0, x, y, Width, Height, Oglformat, GL_UNSIGNED_BYTE, pData);
+	return 0;
+}
 
 int CGraphics_OpenGL::LoadTextureRaw(int Width, int Height, int Format, const void *pData, int StoreFormat, int Flags)
 {
@@ -336,9 +348,19 @@ int CGraphics_OpenGL::LoadTextureRaw(int Width, int Height, int Format, const vo
 
 	glGenTextures(1, &m_aTextures[Tex].m_Tex);
 	glBindTexture(GL_TEXTURE_2D, m_aTextures[Tex].m_Tex);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST);
-	gluBuild2DMipmaps(GL_TEXTURE_2D, StoreOglformat, Width, Height, Oglformat, GL_UNSIGNED_BYTE, pTexData);
+
+	if(Flags&TEXLOAD_NOMIPMAPS)
+	{
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+		glTexImage2D(GL_TEXTURE_2D, 0, StoreOglformat, Width, Height, 0, Oglformat, GL_UNSIGNED_BYTE, pData);
+	}
+	else
+	{
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST);
+		gluBuild2DMipmaps(GL_TEXTURE_2D, StoreOglformat, Width, Height, Oglformat, GL_UNSIGNED_BYTE, pTexData);
+	}
 
 	// calculate memory usage
 	{
@@ -685,7 +707,7 @@ void CGraphics_OpenGL::QuadsText(float x, float y, float Size, float r, float g,
 	QuadsEnd();
 }
 
-bool CGraphics_OpenGL::Init()
+int CGraphics_OpenGL::Init()
 {
 	m_pStorage = Kernel()->RequestInterface<IStorage>();
 	m_pConsole = Kernel()->RequestInterface<IConsole>();
@@ -721,7 +743,7 @@ bool CGraphics_OpenGL::Init()
 
 	m_InvalidTexture = LoadTextureRaw(4,4,CImageInfo::FORMAT_RGBA,aNullTextureData,CImageInfo::FORMAT_RGBA,TEXLOAD_NORESAMPLE);
 
-	return true;
+	return 0;
 }
 
 int CGraphics_SDL::TryInit()
@@ -819,7 +841,7 @@ CGraphics_SDL::CGraphics_SDL()
 	m_pScreenSurface = 0;
 }
 
-bool CGraphics_SDL::Init()
+int CGraphics_SDL::Init()
 {
 	{
 		int Systems = SDL_INIT_VIDEO;
@@ -833,7 +855,7 @@ bool CGraphics_SDL::Init()
 		if(SDL_Init(Systems) < 0)
 		{
 			dbg_msg("gfx", "unable to init SDL: %s", SDL_GetError());
-			return true;
+			return -1;
 		}
 	}
 
@@ -845,14 +867,14 @@ bool CGraphics_SDL::Init()
 	#endif
 
 	if(InitWindow() != 0)
-		return true;
+		return -1;
 
 	SDL_ShowCursor(0);
 
 	CGraphics_OpenGL::Init();
 
 	MapScreen(0,0,g_Config.m_GfxScreenWidth, g_Config.m_GfxScreenHeight);
-	return false;
+	return 0;
 }
 
 void CGraphics_SDL::Shutdown()
@@ -950,4 +972,19 @@ int CGraphics_SDL::GetVideoModes(CVideoMode *pModes, int MaxModes)
 	return NumModes;
 }
 
+// syncronization
+void CGraphics_SDL::InsertSignal(semaphore *pSemaphore)
+{
+	pSemaphore->signal();
+}
+
+bool CGraphics_SDL::IsIdle()
+{
+	return true;
+}
+
+void CGraphics_SDL::WaitForIdle()
+{
+}
+
 extern IEngineGraphics *CreateEngineGraphics() { return new CGraphics_SDL(); }