add SciTech's GLDirect driver for Windows.

This code is donated to Mesa which allows the usage of
a Direct3D layer (DX7, DX8, DX9 or complete software fallback).

No build system exists for this code yet, that will come.....

1 files changed, 77 insertions, 0 deletions

diff --git a/src/mesa/drivers/windows/gldirect/dx7/gld_pipeline_dx7.c b/src/mesa/drivers/windows/gldirect/dx7/gld_pipeline_dx7.c
new file mode 100644
index 0000000000..885fe7abba
--- /dev/null
+++ b/src/mesa/drivers/windows/gldirect/dx7/gld_pipeline_dx7.c
@@ -0,0 +1,77 @@
+/****************************************************************************
+*
+*                        Mesa 3-D graphics library
+*                        Direct3D Driver Interface
+*
+*  ========================================================================
+*
+*   Copyright (C) 1991-2004 SciTech Software, 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 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
+*   SCITECH SOFTWARE 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.
+*
+*  ======================================================================
+*
+* Language:     ANSI C
+* Environment:  Windows 9x/2000/XP/XBox (Win32)
+*
+* Description:  Mesa transformation pipeline with GLDirect fastpath
+*
+****************************************************************************/
+
+//#include "../GLDirect.h"
+
+#include "dglcontext.h"
+#include "ddlog.h"
+#include "gld_dx7.h"
+
+#include "tnl/tnl.h"
+#include "tnl/t_context.h"
+#include "tnl/t_pipeline.h"
+
+//---------------------------------------------------------------------------
+
+extern struct gl_pipeline_stage _gld_d3d_render_stage;
+extern struct gl_pipeline_stage _gld_mesa_render_stage;
+
+static const struct gl_pipeline_stage *gld_pipeline[] = {
+	&_gld_d3d_render_stage,			// Direct3D TnL
+	&_tnl_vertex_transform_stage,
+	&_tnl_normal_transform_stage,
+	&_tnl_lighting_stage,
+	&_tnl_fog_coordinate_stage,	/* TODO: Omit fog stage. ??? */
+	&_tnl_texgen_stage,
+	&_tnl_texture_transform_stage,
+	&_tnl_point_attenuation_stage,
+	&_gld_mesa_render_stage,		// Mesa TnL, D3D rendering
+	0,
+};
+
+//---------------------------------------------------------------------------
+
+void gldInstallPipeline_DX7(
+	GLcontext *ctx)
+{
+	// Remove any existing pipeline	stages,
+	// then install GLDirect pipeline stages.
+
+	_tnl_destroy_pipeline(ctx);
+	_tnl_install_pipeline(ctx, gld_pipeline);
+}
+
+//---------------------------------------------------------------------------