1 files changed, 95 insertions, 0 deletions
diff --git a/src/graphics/OpenGLGraphics.cpp b/src/graphics/OpenGLGraphics.cpp
new file mode 100644
index 0000000..4f1d5d4
--- /dev/null
+++ b/src/graphics/OpenGLGraphics.cpp
@@ -0,0 +1,95 @@
+#include "Graphics.h"
+#include "font.h"
+#include <pthread.h>
+#ifdef GetUserName
+#undef GetUserName //God dammit microsoft!
+#endif
+#ifdef OGLI
+
+static pthread_mutex_t gMutex = PTHREAD_MUTEX_INITIALIZER;
+//static pthread_mutex_t TMPMUT = PTHREAD_MUTEX_INITIALIZER;
+Graphics::Graphics():
+	sdl_scale(1)
+{
+//	if(gMutex == TMPMUT)
+//		pthread_mutex_init (&gMutex, NULL);
+	Reset();
+	
+	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::Acquire()
+{
+	pthread_mutex_lock(&gMutex);
+}
+
+void Graphics::Release()
+{
+	pthread_mutex_unlock(&gMutex);
+}
+
+Graphics::~Graphics()
+{
+}
+
+void Graphics::Reset()
+{
+	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);
+}
+
+void Graphics::Clear()
+{
+	glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
+	glClear(GL_COLOR_BUFFER_BIT);
+}
+
+void Graphics::Finalise()
+{
+    glFlush();
+}
+
+#define VIDXRES XRES+BARSIZE
+#define VIDYRES YRES+MENUSIZE
+#define PIXELMETHODS_CLASS Graphics
+#include "OpenGLDrawMethods.inl"
+#undef VIDYRES
+#undef VIDXRES
+#undef PIXELMETHODS_CLASS
+
+
+#endif