Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1

Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:

Imported nx-X11-3.1.0-1.tar.gz
into Git repository

1 files changed, 127 insertions, 0 deletions

diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/trident/trident_dd.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/trident/trident_dd.c
new file mode 100644
index 000000000..8c3af2001
--- /dev/null
+++ b/nx-X11/extras/Mesa/src/mesa/drivers/dri/trident/trident_dd.c
@@ -0,0 +1,127 @@
+/*
+ * Copyright 2002 by Alan Hourihane, Sychdyn, North Wales, UK.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Alan Hourihane not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  Alan Hourihane makes no representations
+ * about the suitability of this software for any purpose.  It is provided
+ * "as is" without express or implied warranty.
+ *
+ * ALAN HOURIHANE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL ALAN HOURIHANE BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:  Alan Hourihane, <alanh@fairlite.demon.co.uk>
+ *
+ * Trident CyberBladeXP driver.
+ *
+ */
+#include "trident_context.h"
+#include "trident_lock.h"
+#if defined(USE_X86_ASM)
+#include "x86/common_x86_asm.h"
+#endif
+
+#include "swrast/swrast.h"
+#include "context.h"
+#include "framebuffer.h"
+
+#define TRIDENT_DATE	"20041223"
+
+/* Return the width and height of the current color buffer.
+ */
+static void tridentDDGetBufferSize( GLframebuffer *framebuffer,
+				 GLuint *width, GLuint *height )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx);
+
+   LOCK_HARDWARE(tmesa);
+   *width  = tmesa->driDrawable->w;
+   *height = tmesa->driDrawable->h;
+   UNLOCK_HARDWARE(tmesa);
+}
+
+
+/* Return various strings for glGetString().
+ */
+static const GLubyte *tridentDDGetString( GLcontext *ctx, GLenum name )
+{
+   static char buffer[128];
+
+   switch ( name ) {
+   case GL_VENDOR:
+      return (GLubyte *)"Alan Hourihane";
+
+   case GL_RENDERER:
+      sprintf( buffer, "Mesa DRI Trident " TRIDENT_DATE );
+
+      /* Append any CPU-specific information.
+       */
+#ifdef USE_X86_ASM
+      if ( _mesa_x86_cpu_features ) {
+	 strncat( buffer, " x86", 4 );
+      }
+#ifdef USE_MMX_ASM
+      if ( cpu_has_mmx ) {
+	 strncat( buffer, "/MMX", 4 );
+      }
+#endif
+#ifdef USE_3DNOW_ASM
+      if ( cpu_has_3dnow ) {
+	 strncat( buffer, "/3DNow!", 7 );
+      }
+#endif
+#ifdef USE_SSE_ASM
+      if ( cpu_has_xmm ) {
+	 strncat( buffer, "/SSE", 4 );
+      }
+#endif
+#endif
+      return (GLubyte *)buffer;
+
+   default:
+      return NULL;
+   }
+}
+
+/* Enable the extensions supported by this driver.
+ */
+void tridentDDInitExtensions( GLcontext *ctx )
+{
+   /* None... */
+}
+
+/* Initialize the driver's misc functions.
+ */
+void tridentDDInitDriverFuncs( GLcontext *ctx )
+{
+   ctx->Driver.GetBufferSize		= tridentDDGetBufferSize;
+   ctx->Driver.GetString		= tridentDDGetString;
+
+   ctx->Driver.Error			= NULL;
+
+   /* Pixel path fallbacks
+    */
+   ctx->Driver.Accum                    = _swrast_Accum;
+   ctx->Driver.Bitmap                   = _swrast_Bitmap;
+   ctx->Driver.CopyPixels               = _swrast_CopyPixels;
+   ctx->Driver.DrawPixels               = _swrast_DrawPixels;
+   ctx->Driver.ReadPixels               = _swrast_ReadPixels;
+   ctx->Driver.ResizeBuffers            = _mesa_resize_framebuffer;
+
+   /* Swrast hooks for imaging extensions:
+    */
+   ctx->Driver.CopyColorTable		= _swrast_CopyColorTable;
+   ctx->Driver.CopyColorSubTable	= _swrast_CopyColorSubTable;
+   ctx->Driver.CopyConvolutionFilter1D	= _swrast_CopyConvolutionFilter1D;
+   ctx->Driver.CopyConvolutionFilter2D	= _swrast_CopyConvolutionFilter2D;
+}