1 files changed, 197 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Extensions.c b/nx-X11/programs/Xserver/hw/nxagent/Extensions.c
new file mode 100644
index 000000000..f2954a3e9
--- /dev/null
+++ b/nx-X11/programs/Xserver/hw/nxagent/Extensions.c
@@ -0,0 +1,197 @@
+/**************************************************************************/
+/*                                                                        */
+/* Copyright (c) 2001, 2007 NoMachine, http://www.nomachine.com/.         */
+/*                                                                        */
+/* NXAGENT, NX protocol compression and NX extensions to this software    */
+/* are copyright of NoMachine. Redistribution and use of the present      */
+/* software is allowed according to terms specified in the file LICENSE   */
+/* which comes in the source distribution.                                */
+/*                                                                        */
+/* Check http://www.nomachine.com/licensing.html for applicability.       */
+/*                                                                        */
+/* NX and NoMachine are trademarks of NoMachine S.r.l.                    */
+/*                                                                        */
+/* All rights reserved.                                                   */
+/*                                                                        */
+/**************************************************************************/
+
+#include "micmap.h"
+#include "scrnintstr.h"
+#include "../../randr/randrstr.h"
+
+#include "Agent.h"
+#include "Display.h"
+#include "Screen.h"
+#include "Extensions.h"
+
+void GlxExtensionInit(void);
+void GlxWrapInitVisuals(void *procPtr);
+
+#ifdef __DARWIN__
+
+void DarwinHandleGUI(int argc, char *argv[])
+{
+}
+
+void DarwinGlxExtensionInit()
+{
+  GlxExtensionInit();
+}
+
+void DarwinGlxWrapInitVisuals(void *procPtr)
+{
+  GlxWrapInitVisuals(procPtr);
+}
+
+#endif
+
+void nxagentInitGlxExtension(VisualPtr *visuals, DepthPtr *depths,
+                                 int *numVisuals, int *numDepths, int *rootDepth,
+                                     VisualID *defaultVisual)
+{
+  miInitVisualsProcPtr initVisuals;
+
+  /*
+   * Initialize the visuals to use the GLX extension.
+   */
+
+  initVisuals = NULL;
+
+  GlxWrapInitVisuals(&initVisuals);
+
+  if (initVisuals(visuals, depths, numVisuals, numDepths,
+                      rootDepth, defaultVisual, 0, 0, 0) == 0)
+  {
+    fprintf(stderr, "Warning: Failed to initialize the GLX extension.\n");
+  }
+}
+
+void nxagentInitRandRExtension(ScreenPtr pScreen)
+{
+  rrScrPrivPtr pRandRScrPriv;
+
+  if (RRScreenInit(pScreen) == 0)
+  {
+    fprintf(stderr, "Warning: Failed to initialize the RandR extension.\n");
+  }
+
+  /*
+   * RRScreenInit sets these pointers to NULL,
+   * so requiring the server to set up its own
+   * replacements.
+   */
+
+  pRandRScrPriv = rrGetScrPriv(pScreen);
+
+  pRandRScrPriv -> rrGetInfo   = nxagentRandRGetInfo;
+  pRandRScrPriv -> rrSetConfig = nxagentRandRSetConfig;
+}
+
+int nxagentRandRGetInfo(ScreenPtr pScreen, Rotation *pRotations)
+{
+  RRScreenSizePtr pSize;
+
+  int width;
+  int height;
+
+  int maxWidth;
+  int maxHeight;
+
+  int w[] = {0, 160, 320, 640, 800, 1024, 0, 0};
+  int h[] = {0, 120, 240, 480, 600,  768, 0, 0};
+
+  int i;
+  int nSizes;
+
+  int mmWidth;
+  int mmHeight;
+
+  /*
+   * Rotation is not supported.
+   */
+
+  *pRotations = RR_Rotate_0;
+
+  /*
+   * Register all the supported sizes. The third
+   * parameter is the refresh rate.
+   */
+
+  maxWidth  = WidthOfScreen(DefaultScreenOfDisplay(nxagentDisplay));
+  maxHeight = HeightOfScreen(DefaultScreenOfDisplay(nxagentDisplay));
+
+  nSizes = sizeof w / sizeof(int);
+
+  /*
+   * Add current and max sizes.
+   */
+
+  w[nSizes - 1] = pScreen -> width;
+  h[nSizes - 1] = pScreen -> height;
+
+  w[nSizes - 2] = maxWidth;
+  h[nSizes - 2] = maxHeight;
+
+  /*
+   * Compute default size.
+   */
+
+  w[0] = w[2];
+  h[0] = h[2];
+
+  for (i = 3; i < nSizes - 1; i++)
+  {
+    if ((w[i] <= maxWidth * 3 / 4) && 
+            (h[i] <= maxHeight * 3 / 4) &&
+                (w[i] >= w[0]) &&
+                    (h[i] >= h[0]))
+    {
+      w[0] = w[i];
+      h[0] = h[i];
+    }
+  }
+
+  for (i = 0; i < nSizes; i++)
+  {
+    width = w[i];
+    height = h[i];
+
+    mmWidth  = (width * 254 + monitorResolution * 5) / (monitorResolution * 10);
+
+    if (mmWidth < 1)
+    {
+      mmWidth = 1;
+    }
+
+    mmHeight = (height * 254 + monitorResolution * 5) / (monitorResolution * 10);
+
+    if (mmHeight < 1)
+    {
+      mmHeight = 1;
+    }
+
+    pSize = RRRegisterSize(pScreen, width, height, mmWidth, mmHeight);
+
+    if (pSize == NULL)
+    {
+      return 0;
+    }
+
+    RRRegisterRate (pScreen, pSize, 60);
+  }
+
+  RRSetCurrentConfig(pScreen, RR_Rotate_0, 60, pSize);
+
+  return 1;
+}
+
+int nxagentRandRSetConfig(ScreenPtr pScreen, Rotation rotation,
+                              int rate, RRScreenSizePtr pSize)
+{
+  /*
+   * Whatever size is OK for us.
+   */
+
+  return nxagentResizeScreen(pScreen, pSize -> width, pSize -> height,
+                                 pSize -> mmWidth, pSize -> mmHeight);
+}