functions from old glmisc.c file

1 files changed, 176 insertions, 0 deletions

diff --git a/src/mesa/main/hint.c b/src/mesa/main/hint.c
new file mode 100644
index 00000000000..eeed3f8afa0
--- /dev/null
+++ b/src/mesa/main/hint.c
@@ -0,0 +1,176 @@
+/* $Id: hint.c,v 1.1 2000/02/02 19:14:56 brianp Exp $ */
+
+/*
+ * Mesa 3-D graphics library
+ * Version:  3.3
+ * 
+ * Copyright (C) 1999-2000  Brian Paul   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 and this permission notice 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
+ * BRIAN PAUL 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.
+ */
+
+
+#ifdef PC_HEADER
+#include "all.h"
+#else
+#include "glheader.h"
+#include "enums.h"
+#include "context.h"
+#include "hint.h"
+#include "state.h"
+#endif
+
+
+
+void
+_mesa_Hint( GLenum target, GLenum mode )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   (void) _mesa_try_Hint( ctx, target, mode );
+}
+
+
+GLboolean
+_mesa_try_Hint( GLcontext *ctx, GLenum target, GLenum mode )
+{
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, "glHint", GL_FALSE);
+
+   if (MESA_VERBOSE & VERBOSE_API)
+      fprintf(stderr, "glHint %s %d\n", gl_lookup_enum_by_nr(target), mode);
+
+   switch (target) {
+   case GL_FOG_HINT:
+      ctx->Hint.Fog = mode;
+      break;
+   case GL_LINE_SMOOTH_HINT:
+      ctx->Hint.LineSmooth = mode;
+      break;
+   case GL_PERSPECTIVE_CORRECTION_HINT:
+      ctx->Hint.PerspectiveCorrection = mode;
+      break;
+   case GL_POINT_SMOOTH_HINT:
+      ctx->Hint.PointSmooth = mode;
+      break;
+   case GL_POLYGON_SMOOTH_HINT:
+      ctx->Hint.PolygonSmooth = mode;
+      break;
+   case GL_PREFER_DOUBLEBUFFER_HINT_PGI:
+   case GL_STRICT_DEPTHFUNC_HINT_PGI:
+      break;
+   case GL_STRICT_LIGHTING_HINT_PGI:
+      ctx->Hint.StrictLighting = mode;
+      break;
+   case GL_STRICT_SCISSOR_HINT_PGI:
+   case GL_FULL_STIPPLE_HINT_PGI:
+   case GL_NATIVE_GRAPHICS_BEGIN_HINT_PGI:
+   case GL_NATIVE_GRAPHICS_END_HINT_PGI:
+   case GL_CONSERVE_MEMORY_HINT_PGI:
+   case GL_RECLAIM_MEMORY_HINT_PGI:
+      break;
+   case GL_ALWAYS_FAST_HINT_PGI:
+      if (mode) {
+	 ctx->Hint.AllowDrawWin = GL_TRUE;
+	 ctx->Hint.AllowDrawSpn = GL_FALSE;
+	 ctx->Hint.AllowDrawMem = GL_FALSE;
+      } else {
+	 ctx->Hint.AllowDrawWin = GL_TRUE;
+	 ctx->Hint.AllowDrawSpn = GL_TRUE;
+	 ctx->Hint.AllowDrawMem = GL_TRUE;
+      } 
+      break;
+   case GL_ALWAYS_SOFT_HINT_PGI:
+      ctx->Hint.AllowDrawWin = GL_TRUE;
+      ctx->Hint.AllowDrawSpn = GL_TRUE;
+      ctx->Hint.AllowDrawMem = GL_TRUE;
+      break;
+   case GL_ALLOW_DRAW_OBJ_HINT_PGI:
+      break;
+   case GL_ALLOW_DRAW_WIN_HINT_PGI:
+      ctx->Hint.AllowDrawWin = mode;
+      break;
+   case GL_ALLOW_DRAW_SPN_HINT_PGI:
+      ctx->Hint.AllowDrawSpn = mode;
+      break;
+   case GL_ALLOW_DRAW_MEM_HINT_PGI:
+      ctx->Hint.AllowDrawMem = mode;
+      break;
+   case GL_CLIP_NEAR_HINT_PGI:
+   case GL_CLIP_FAR_HINT_PGI:
+   case GL_WIDE_LINE_HINT_PGI:
+   case GL_BACK_NORMALS_HINT_PGI:
+   case GL_NATIVE_GRAPHICS_HANDLE_PGI:
+      break;
+
+      /* GL_EXT_clip_volume_hint */
+   case GL_CLIP_VOLUME_CLIPPING_HINT_EXT:
+      ctx->Hint.ClipVolumeClipping = mode;
+      break;
+
+   default:
+      gl_error( ctx, GL_INVALID_ENUM, "glHint(target)" );
+      return GL_FALSE;
+   }
+   ctx->NewState |= NEW_ALL;   /* just to be safe */
+
+   if (ctx->Driver.Hint) {
+      (*ctx->Driver.Hint)( ctx, target, mode );
+   }
+   
+   return GL_TRUE;
+}
+
+
+void
+_mesa_HintPGI( GLenum target, GLint mode )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glHintPGI");
+
+   if (MESA_VERBOSE & VERBOSE_API)
+      fprintf(stderr, "glHintPGI %s %d\n", gl_lookup_enum_by_nr(target), mode);
+
+   switch (target) {
+      case GL_PREFER_DOUBLEBUFFER_HINT_PGI:
+      case GL_STRICT_DEPTHFUNC_HINT_PGI:
+      case GL_STRICT_LIGHTING_HINT_PGI:
+      case GL_STRICT_SCISSOR_HINT_PGI:
+      case GL_FULL_STIPPLE_HINT_PGI:
+      case GL_NATIVE_GRAPHICS_BEGIN_HINT_PGI:
+      case GL_NATIVE_GRAPHICS_END_HINT_PGI:
+      case GL_CONSERVE_MEMORY_HINT_PGI:
+      case GL_RECLAIM_MEMORY_HINT_PGI:
+      case GL_ALWAYS_FAST_HINT_PGI:
+      case GL_ALWAYS_SOFT_HINT_PGI:
+      case GL_ALLOW_DRAW_OBJ_HINT_PGI:
+      case GL_ALLOW_DRAW_WIN_HINT_PGI:
+      case GL_ALLOW_DRAW_SPN_HINT_PGI:
+      case GL_ALLOW_DRAW_MEM_HINT_PGI:
+      case GL_CLIP_NEAR_HINT_PGI:
+      case GL_CLIP_FAR_HINT_PGI:
+      case GL_WIDE_LINE_HINT_PGI:
+      case GL_BACK_NORMALS_HINT_PGI:
+      case GL_NATIVE_GRAPHICS_HANDLE_PGI:
+         (void) _mesa_try_Hint(ctx, target, (GLenum) mode);
+         break;
+      default:
+         gl_error( ctx, GL_INVALID_ENUM, "glHintPGI(target)" );
+         return;
+   }
+}
+
+