Retire miniglx and move the actual glx code up to src/glx

1 files changed, 196 insertions, 0 deletions

diff --git a/src/glx/singlepix.c b/src/glx/singlepix.c
new file mode 100644
index 0000000000..f5ebf4dfdb
--- /dev/null
+++ b/src/glx/singlepix.c
@@ -0,0 +1,196 @@
+/*
+ * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
+ * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice including the dates of first publication and
+ * either this permission notice or a reference to
+ * http://oss.sgi.com/projects/FreeB/
+ * shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Silicon Graphics, Inc.
+ * shall not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization from
+ * Silicon Graphics, Inc.
+ */
+
+#include "packsingle.h"
+#include "indirect.h"
+#include "glapitable.h"
+#include "glapidispatch.h"
+#include "glapi.h"
+#include "glthread.h"
+#include "glapioffsets.h"
+#include <GL/glxproto.h>
+
+void
+__indirect_glGetSeparableFilter(GLenum target, GLenum format, GLenum type,
+                                GLvoid * row, GLvoid * column, GLvoid * span)
+{
+   __GLX_SINGLE_DECLARE_VARIABLES();
+   const __GLXattribute *state;
+   xGLXGetSeparableFilterReply reply;
+   GLubyte *rowBuf, *colBuf;
+
+   if (!dpy)
+      return;
+   __GLX_SINGLE_LOAD_VARIABLES();
+   state = gc->client_state_private;
+
+   /* Send request */
+   __GLX_SINGLE_BEGIN(X_GLsop_GetSeparableFilter, __GLX_PAD(13));
+   __GLX_SINGLE_PUT_LONG(0, target);
+   __GLX_SINGLE_PUT_LONG(4, format);
+   __GLX_SINGLE_PUT_LONG(8, type);
+   __GLX_SINGLE_PUT_CHAR(12, state->storePack.swapEndian);
+   __GLX_SINGLE_READ_XREPLY();
+   compsize = reply.length << 2;
+
+   if (compsize != 0) {
+      GLint width, height;
+      GLint widthsize, heightsize;
+
+      width = reply.width;
+      height = reply.height;
+
+      widthsize = __glImageSize(width, 1, 1, format, type, 0);
+      heightsize = __glImageSize(height, 1, 1, format, type, 0);
+
+      /* Allocate a holding buffer to transform the data from */
+      rowBuf = (GLubyte *) Xmalloc(widthsize);
+      if (!rowBuf) {
+         /* Throw data away */
+         _XEatData(dpy, compsize);
+         __glXSetError(gc, GL_OUT_OF_MEMORY);
+         UnlockDisplay(dpy);
+         SyncHandle();
+         return;
+      }
+      else {
+         __GLX_SINGLE_GET_CHAR_ARRAY(((char *) rowBuf), widthsize);
+         __glEmptyImage(gc, 1, width, 1, 1, format, type, rowBuf, row);
+         Xfree((char *) rowBuf);
+      }
+      colBuf = (GLubyte *) Xmalloc(heightsize);
+      if (!colBuf) {
+         /* Throw data away */
+         _XEatData(dpy, compsize - __GLX_PAD(widthsize));
+         __glXSetError(gc, GL_OUT_OF_MEMORY);
+         UnlockDisplay(dpy);
+         SyncHandle();
+         return;
+      }
+      else {
+         __GLX_SINGLE_GET_CHAR_ARRAY(((char *) colBuf), heightsize);
+         __glEmptyImage(gc, 1, height, 1, 1, format, type, colBuf, column);
+         Xfree((char *) colBuf);
+      }
+   }
+   else {
+      /*
+       ** don't modify user's buffer.
+       */
+   }
+   __GLX_SINGLE_END();
+
+}
+
+
+#define CONCAT(a,b) a ## b
+#define NAME(o) CONCAT(gl_dispatch_stub_, o)
+
+void NAME(_gloffset_GetSeparableFilter) (GLenum target, GLenum format,
+                                         GLenum type, GLvoid * row,
+                                         GLvoid * column, GLvoid * span)
+{
+   __GLXcontext *const gc = __glXGetCurrentContext();
+
+#ifdef GLX_DIRECT_RENDERING
+   if (gc->driContext) {
+      CALL_GetSeparableFilter(GET_DISPATCH(),
+                              (target, format, type, row, column, span));
+      return;
+   }
+   else
+#endif
+   {
+      Display *const dpy = gc->currentDpy;
+      const GLuint cmdlen = __GLX_PAD(13);
+
+      if (dpy != NULL) {
+         const __GLXattribute *const state = gc->client_state_private;
+         xGLXGetSeparableFilterReply reply;
+         GLubyte const *pc =
+            __glXSetupVendorRequest(gc, X_GLXVendorPrivateWithReply,
+                                    X_GLvop_GetSeparableFilterEXT, cmdlen);
+         unsigned compsize;
+
+
+         (void) memcpy((void *) (pc + 0), (void *) (&target), 4);
+         (void) memcpy((void *) (pc + 4), (void *) (&format), 4);
+         (void) memcpy((void *) (pc + 8), (void *) (&type), 4);
+         *(int8_t *) (pc + 12) = state->storePack.swapEndian;
+
+         (void) _XReply(dpy, (xReply *) & reply, 0, False);
+
+         compsize = reply.length << 2;
+
+         if (compsize != 0) {
+            const GLint width = reply.width;
+            const GLint height = reply.height;
+            const GLint widthsize =
+               __glImageSize(width, 1, 1, format, type, 0);
+            const GLint heightsize =
+               __glImageSize(height, 1, 1, format, type, 0);
+            GLubyte *const buf =
+               (GLubyte *) Xmalloc((widthsize > heightsize) ? widthsize :
+                                   heightsize);
+
+            if (buf == NULL) {
+               /* Throw data away */
+               _XEatData(dpy, compsize);
+               __glXSetError(gc, GL_OUT_OF_MEMORY);
+
+               UnlockDisplay(dpy);
+               SyncHandle();
+               return;
+            }
+            else {
+               int extra;
+
+               extra = 4 - (widthsize & 3);
+               _XRead(dpy, (char *) buf, widthsize);
+               if (extra < 4) {
+                  _XEatData(dpy, extra);
+               }
+
+               __glEmptyImage(gc, 1, width, 1, 1, format, type, buf, row);
+
+               extra = 4 - (heightsize & 3);
+               _XRead(dpy, (char *) buf, heightsize);
+               if (extra < 4) {
+                  _XEatData(dpy, extra);
+               }
+
+               __glEmptyImage(gc, 1, height, 1, 1, format, type, buf, column);
+
+               Xfree((char *) buf);
+            }
+         }
+      }
+   }
+}