xserver and mesa git update 28-12-2010

1 files changed, 564 insertions, 564 deletions

diff --git a/mesalib/src/mesa/main/rastpos.c b/mesalib/src/mesa/main/rastpos.c
index 75c67f269..372b177c4 100644
--- a/mesalib/src/mesa/main/rastpos.c
+++ b/mesalib/src/mesa/main/rastpos.c
@@ -1,564 +1,564 @@
-/*
- * Mesa 3-D graphics library
- * Version:  6.5.3
- *
- * Copyright (C) 1999-2007  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.
- */
-
-
-/**
- * \file rastpos.c
- * Raster position operations.
- */
-
-#include "glheader.h"
-#include "context.h"
-#include "feedback.h"
-#include "macros.h"
-#include "rastpos.h"
-#include "state.h"
-#include "main/dispatch.h"
-
-
-#if FEATURE_rastpos
-
-
-/**
- * Helper function for all the RasterPos functions.
- */
-static void
-rasterpos(GLfloat x, GLfloat y, GLfloat z, GLfloat w)
-{
-   GET_CURRENT_CONTEXT(ctx);
-   GLfloat p[4];
-
-   p[0] = x;
-   p[1] = y;
-   p[2] = z;
-   p[3] = w;
-
-   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-   FLUSH_CURRENT(ctx, 0);
-
-   if (ctx->NewState)
-      _mesa_update_state( ctx );
-
-   ctx->Driver.RasterPos(ctx, p);
-}
-
-
-static void GLAPIENTRY
-_mesa_RasterPos2d(GLdouble x, GLdouble y)
-{
-   rasterpos((GLfloat)x, (GLfloat)y, (GLfloat)0.0, (GLfloat)1.0);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos2f(GLfloat x, GLfloat y)
-{
-   rasterpos(x, y, 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos2i(GLint x, GLint y)
-{
-   rasterpos((GLfloat) x, (GLfloat) y, 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos2s(GLshort x, GLshort y)
-{
-   rasterpos(x, y, 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos3d(GLdouble x, GLdouble y, GLdouble z)
-{
-   rasterpos((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos3f(GLfloat x, GLfloat y, GLfloat z)
-{
-   rasterpos(x, y, z, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos3i(GLint x, GLint y, GLint z)
-{
-   rasterpos((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos3s(GLshort x, GLshort y, GLshort z)
-{
-   rasterpos(x, y, z, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos4d(GLdouble x, GLdouble y, GLdouble z, GLdouble w)
-{
-   rasterpos((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos4f(GLfloat x, GLfloat y, GLfloat z, GLfloat w)
-{
-   rasterpos(x, y, z, w);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos4i(GLint x, GLint y, GLint z, GLint w)
-{
-   rasterpos((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos4s(GLshort x, GLshort y, GLshort z, GLshort w)
-{
-   rasterpos(x, y, z, w);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos2dv(const GLdouble *v)
-{
-   rasterpos((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos2fv(const GLfloat *v)
-{
-   rasterpos(v[0], v[1], 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos2iv(const GLint *v)
-{
-   rasterpos((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos2sv(const GLshort *v)
-{
-   rasterpos(v[0], v[1], 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos3dv(const GLdouble *v)
-{
-   rasterpos((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos3fv(const GLfloat *v)
-{
-   rasterpos(v[0], v[1], v[2], 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos3iv(const GLint *v)
-{
-   rasterpos((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos3sv(const GLshort *v)
-{
-   rasterpos(v[0], v[1], v[2], 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos4dv(const GLdouble *v)
-{
-   rasterpos((GLfloat) v[0], (GLfloat) v[1], 
-		     (GLfloat) v[2], (GLfloat) v[3]);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos4fv(const GLfloat *v)
-{
-   rasterpos(v[0], v[1], v[2], v[3]);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos4iv(const GLint *v)
-{
-   rasterpos((GLfloat) v[0], (GLfloat) v[1], 
-		     (GLfloat) v[2], (GLfloat) v[3]);
-}
-
-static void GLAPIENTRY
-_mesa_RasterPos4sv(const GLshort *v)
-{
-   rasterpos(v[0], v[1], v[2], v[3]);
-}
-
-
-/**********************************************************************/
-/***           GL_ARB_window_pos / GL_MESA_window_pos               ***/
-/**********************************************************************/
-
-
-/**
- * All glWindowPosMESA and glWindowPosARB commands call this function to
- * update the current raster position.
- */
-static void
-window_pos3f(GLfloat x, GLfloat y, GLfloat z)
-{
-   GET_CURRENT_CONTEXT(ctx);
-   GLfloat z2;
-
-   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-   FLUSH_CURRENT(ctx, 0);
-
-   z2 = CLAMP(z, 0.0F, 1.0F) * (ctx->Viewport.Far - ctx->Viewport.Near)
-      + ctx->Viewport.Near;
-
-   /* set raster position */
-   ctx->Current.RasterPos[0] = x;
-   ctx->Current.RasterPos[1] = y;
-   ctx->Current.RasterPos[2] = z2;
-   ctx->Current.RasterPos[3] = 1.0F;
-
-   ctx->Current.RasterPosValid = GL_TRUE;
-
-   if (ctx->Fog.FogCoordinateSource == GL_FOG_COORDINATE_EXT)
-      ctx->Current.RasterDistance = ctx->Current.Attrib[VERT_ATTRIB_FOG][0];
-   else
-      ctx->Current.RasterDistance = 0.0;
-
-   /* raster color = current color or index */
-   ctx->Current.RasterColor[0]
-      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0], 0.0F, 1.0F);
-   ctx->Current.RasterColor[1]
-      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1], 0.0F, 1.0F);
-   ctx->Current.RasterColor[2]
-      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2], 0.0F, 1.0F);
-   ctx->Current.RasterColor[3]
-      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3], 0.0F, 1.0F);
-   ctx->Current.RasterSecondaryColor[0]
-      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][0], 0.0F, 1.0F);
-   ctx->Current.RasterSecondaryColor[1]
-      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][1], 0.0F, 1.0F);
-   ctx->Current.RasterSecondaryColor[2]
-      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][2], 0.0F, 1.0F);
-   ctx->Current.RasterSecondaryColor[3]
-      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][3], 0.0F, 1.0F);
-
-   /* raster texcoord = current texcoord */
-   {
-      GLuint texSet;
-      for (texSet = 0; texSet < ctx->Const.MaxTextureCoordUnits; texSet++) {
-         assert(texSet < Elements(ctx->Current.RasterTexCoords));
-         COPY_4FV( ctx->Current.RasterTexCoords[texSet],
-                  ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texSet] );
-      }
-   }
-
-   if (ctx->RenderMode==GL_SELECT) {
-      _mesa_update_hitflag( ctx, ctx->Current.RasterPos[2] );
-   }
-}
-
-
-/* This is just to support the GL_MESA_window_pos version */
-static void
-window_pos4f(GLfloat x, GLfloat y, GLfloat z, GLfloat w)
-{
-   GET_CURRENT_CONTEXT(ctx);
-   window_pos3f(x, y, z);
-   ctx->Current.RasterPos[3] = w;
-}
-
-
-static void GLAPIENTRY
-_mesa_WindowPos2dMESA(GLdouble x, GLdouble y)
-{
-   window_pos4f((GLfloat) x, (GLfloat) y, 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos2fMESA(GLfloat x, GLfloat y)
-{
-   window_pos4f(x, y, 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos2iMESA(GLint x, GLint y)
-{
-   window_pos4f((GLfloat) x, (GLfloat) y, 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos2sMESA(GLshort x, GLshort y)
-{
-   window_pos4f(x, y, 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos3dMESA(GLdouble x, GLdouble y, GLdouble z)
-{
-   window_pos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos3fMESA(GLfloat x, GLfloat y, GLfloat z)
-{
-   window_pos4f(x, y, z, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos3iMESA(GLint x, GLint y, GLint z)
-{
-   window_pos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos3sMESA(GLshort x, GLshort y, GLshort z)
-{
-   window_pos4f(x, y, z, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos4dMESA(GLdouble x, GLdouble y, GLdouble z, GLdouble w)
-{
-   window_pos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos4fMESA(GLfloat x, GLfloat y, GLfloat z, GLfloat w)
-{
-   window_pos4f(x, y, z, w);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos4iMESA(GLint x, GLint y, GLint z, GLint w)
-{
-   window_pos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos4sMESA(GLshort x, GLshort y, GLshort z, GLshort w)
-{
-   window_pos4f(x, y, z, w);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos2dvMESA(const GLdouble *v)
-{
-   window_pos4f((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos2fvMESA(const GLfloat *v)
-{
-   window_pos4f(v[0], v[1], 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos2ivMESA(const GLint *v)
-{
-   window_pos4f((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos2svMESA(const GLshort *v)
-{
-   window_pos4f(v[0], v[1], 0.0F, 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos3dvMESA(const GLdouble *v)
-{
-   window_pos4f((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos3fvMESA(const GLfloat *v)
-{
-   window_pos4f(v[0], v[1], v[2], 1.0);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos3ivMESA(const GLint *v)
-{
-   window_pos4f((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos3svMESA(const GLshort *v)
-{
-   window_pos4f(v[0], v[1], v[2], 1.0F);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos4dvMESA(const GLdouble *v)
-{
-   window_pos4f((GLfloat) v[0], (GLfloat) v[1], 
-			 (GLfloat) v[2], (GLfloat) v[3]);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos4fvMESA(const GLfloat *v)
-{
-   window_pos4f(v[0], v[1], v[2], v[3]);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos4ivMESA(const GLint *v)
-{
-   window_pos4f((GLfloat) v[0], (GLfloat) v[1], 
-			 (GLfloat) v[2], (GLfloat) v[3]);
-}
-
-static void GLAPIENTRY
-_mesa_WindowPos4svMESA(const GLshort *v)
-{
-   window_pos4f(v[0], v[1], v[2], v[3]);
-}
-
-
-#if 0
-
-/*
- * OpenGL implementation of glWindowPos*MESA()
- */
-void glWindowPos4fMESA( GLfloat x, GLfloat y, GLfloat z, GLfloat w )
-{
-   GLfloat fx, fy;
-
-   /* Push current matrix mode and viewport attributes */
-   glPushAttrib( GL_TRANSFORM_BIT | GL_VIEWPORT_BIT );
-
-   /* Setup projection parameters */
-   glMatrixMode( GL_PROJECTION );
-   glPushMatrix();
-   glLoadIdentity();
-   glMatrixMode( GL_MODELVIEW );
-   glPushMatrix();
-   glLoadIdentity();
-
-   glDepthRange( z, z );
-   glViewport( (int) x - 1, (int) y - 1, 2, 2 );
-
-   /* set the raster (window) position */
-   fx = x - (int) x;
-   fy = y - (int) y;
-   glRasterPos4f( fx, fy, 0.0, w );
-
-   /* restore matrices, viewport and matrix mode */
-   glPopMatrix();
-   glMatrixMode( GL_PROJECTION );
-   glPopMatrix();
-
-   glPopAttrib();
-}
-
-#endif
-
-
-void
-_mesa_init_rastpos_dispatch(struct _glapi_table *disp)
-{
-   SET_RasterPos2f(disp, _mesa_RasterPos2f);
-   SET_RasterPos2fv(disp, _mesa_RasterPos2fv);
-   SET_RasterPos2i(disp, _mesa_RasterPos2i);
-   SET_RasterPos2iv(disp, _mesa_RasterPos2iv);
-   SET_RasterPos2d(disp, _mesa_RasterPos2d);
-   SET_RasterPos2dv(disp, _mesa_RasterPos2dv);
-   SET_RasterPos2s(disp, _mesa_RasterPos2s);
-   SET_RasterPos2sv(disp, _mesa_RasterPos2sv);
-   SET_RasterPos3d(disp, _mesa_RasterPos3d);
-   SET_RasterPos3dv(disp, _mesa_RasterPos3dv);
-   SET_RasterPos3f(disp, _mesa_RasterPos3f);
-   SET_RasterPos3fv(disp, _mesa_RasterPos3fv);
-   SET_RasterPos3i(disp, _mesa_RasterPos3i);
-   SET_RasterPos3iv(disp, _mesa_RasterPos3iv);
-   SET_RasterPos3s(disp, _mesa_RasterPos3s);
-   SET_RasterPos3sv(disp, _mesa_RasterPos3sv);
-   SET_RasterPos4d(disp, _mesa_RasterPos4d);
-   SET_RasterPos4dv(disp, _mesa_RasterPos4dv);
-   SET_RasterPos4f(disp, _mesa_RasterPos4f);
-   SET_RasterPos4fv(disp, _mesa_RasterPos4fv);
-   SET_RasterPos4i(disp, _mesa_RasterPos4i);
-   SET_RasterPos4iv(disp, _mesa_RasterPos4iv);
-   SET_RasterPos4s(disp, _mesa_RasterPos4s);
-   SET_RasterPos4sv(disp, _mesa_RasterPos4sv);
-
-   /* 197. GL_MESA_window_pos */
-   SET_WindowPos2dMESA(disp, _mesa_WindowPos2dMESA);
-   SET_WindowPos2dvMESA(disp, _mesa_WindowPos2dvMESA);
-   SET_WindowPos2fMESA(disp, _mesa_WindowPos2fMESA);
-   SET_WindowPos2fvMESA(disp, _mesa_WindowPos2fvMESA);
-   SET_WindowPos2iMESA(disp, _mesa_WindowPos2iMESA);
-   SET_WindowPos2ivMESA(disp, _mesa_WindowPos2ivMESA);
-   SET_WindowPos2sMESA(disp, _mesa_WindowPos2sMESA);
-   SET_WindowPos2svMESA(disp, _mesa_WindowPos2svMESA);
-   SET_WindowPos3dMESA(disp, _mesa_WindowPos3dMESA);
-   SET_WindowPos3dvMESA(disp, _mesa_WindowPos3dvMESA);
-   SET_WindowPos3fMESA(disp, _mesa_WindowPos3fMESA);
-   SET_WindowPos3fvMESA(disp, _mesa_WindowPos3fvMESA);
-   SET_WindowPos3iMESA(disp, _mesa_WindowPos3iMESA);
-   SET_WindowPos3ivMESA(disp, _mesa_WindowPos3ivMESA);
-   SET_WindowPos3sMESA(disp, _mesa_WindowPos3sMESA);
-   SET_WindowPos3svMESA(disp, _mesa_WindowPos3svMESA);
-   SET_WindowPos4dMESA(disp, _mesa_WindowPos4dMESA);
-   SET_WindowPos4dvMESA(disp, _mesa_WindowPos4dvMESA);
-   SET_WindowPos4fMESA(disp, _mesa_WindowPos4fMESA);
-   SET_WindowPos4fvMESA(disp, _mesa_WindowPos4fvMESA);
-   SET_WindowPos4iMESA(disp, _mesa_WindowPos4iMESA);
-   SET_WindowPos4ivMESA(disp, _mesa_WindowPos4ivMESA);
-   SET_WindowPos4sMESA(disp, _mesa_WindowPos4sMESA);
-   SET_WindowPos4svMESA(disp, _mesa_WindowPos4svMESA);
-}
-
-
-#endif /* FEATURE_rastpos */
-
-
-/**********************************************************************/
-/** \name Initialization                                              */
-/**********************************************************************/
-/*@{*/
-
-/**
- * Initialize the context current raster position information.
- *
- * \param ctx GL context.
- *
- * Initialize the current raster position information in
- * __GLcontextRec::Current, and adds the extension entry points to the
- * dispatcher.
- */
-void _mesa_init_rastpos( GLcontext * ctx )
-{
-   int i;
-
-   ASSIGN_4V( ctx->Current.RasterPos, 0.0, 0.0, 0.0, 1.0 );
-   ctx->Current.RasterDistance = 0.0;
-   ASSIGN_4V( ctx->Current.RasterColor, 1.0, 1.0, 1.0, 1.0 );
-   ASSIGN_4V( ctx->Current.RasterSecondaryColor, 0.0, 0.0, 0.0, 1.0 );
-   for (i = 0; i < Elements(ctx->Current.RasterTexCoords); i++)
-      ASSIGN_4V( ctx->Current.RasterTexCoords[i], 0.0, 0.0, 0.0, 1.0 );
-   ctx->Current.RasterPosValid = GL_TRUE;
-}
-
-/*@}*/
+/*

+ * Mesa 3-D graphics library

+ * Version:  6.5.3

+ *

+ * Copyright (C) 1999-2007  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.

+ */

+

+

+/**

+ * \file rastpos.c

+ * Raster position operations.

+ */

+

+#include "glheader.h"

+#include "context.h"

+#include "feedback.h"

+#include "macros.h"

+#include "rastpos.h"

+#include "state.h"

+#include "main/dispatch.h"

+

+

+#if FEATURE_rastpos

+

+

+/**

+ * Helper function for all the RasterPos functions.

+ */

+static void

+rasterpos(GLfloat x, GLfloat y, GLfloat z, GLfloat w)

+{

+   GET_CURRENT_CONTEXT(ctx);

+   GLfloat p[4];

+

+   p[0] = x;

+   p[1] = y;

+   p[2] = z;

+   p[3] = w;

+

+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);

+   FLUSH_CURRENT(ctx, 0);

+

+   if (ctx->NewState)

+      _mesa_update_state( ctx );

+

+   ctx->Driver.RasterPos(ctx, p);

+}

+

+

+static void GLAPIENTRY

+_mesa_RasterPos2d(GLdouble x, GLdouble y)

+{

+   rasterpos((GLfloat)x, (GLfloat)y, (GLfloat)0.0, (GLfloat)1.0);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos2f(GLfloat x, GLfloat y)

+{

+   rasterpos(x, y, 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos2i(GLint x, GLint y)

+{

+   rasterpos((GLfloat) x, (GLfloat) y, 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos2s(GLshort x, GLshort y)

+{

+   rasterpos(x, y, 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos3d(GLdouble x, GLdouble y, GLdouble z)

+{

+   rasterpos((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos3f(GLfloat x, GLfloat y, GLfloat z)

+{

+   rasterpos(x, y, z, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos3i(GLint x, GLint y, GLint z)

+{

+   rasterpos((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos3s(GLshort x, GLshort y, GLshort z)

+{

+   rasterpos(x, y, z, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos4d(GLdouble x, GLdouble y, GLdouble z, GLdouble w)

+{

+   rasterpos((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos4f(GLfloat x, GLfloat y, GLfloat z, GLfloat w)

+{

+   rasterpos(x, y, z, w);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos4i(GLint x, GLint y, GLint z, GLint w)

+{

+   rasterpos((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos4s(GLshort x, GLshort y, GLshort z, GLshort w)

+{

+   rasterpos(x, y, z, w);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos2dv(const GLdouble *v)

+{

+   rasterpos((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos2fv(const GLfloat *v)

+{

+   rasterpos(v[0], v[1], 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos2iv(const GLint *v)

+{

+   rasterpos((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos2sv(const GLshort *v)

+{

+   rasterpos(v[0], v[1], 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos3dv(const GLdouble *v)

+{

+   rasterpos((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos3fv(const GLfloat *v)

+{

+   rasterpos(v[0], v[1], v[2], 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos3iv(const GLint *v)

+{

+   rasterpos((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos3sv(const GLshort *v)

+{

+   rasterpos(v[0], v[1], v[2], 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos4dv(const GLdouble *v)

+{

+   rasterpos((GLfloat) v[0], (GLfloat) v[1], 

+		     (GLfloat) v[2], (GLfloat) v[3]);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos4fv(const GLfloat *v)

+{

+   rasterpos(v[0], v[1], v[2], v[3]);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos4iv(const GLint *v)

+{

+   rasterpos((GLfloat) v[0], (GLfloat) v[1], 

+		     (GLfloat) v[2], (GLfloat) v[3]);

+}

+

+static void GLAPIENTRY

+_mesa_RasterPos4sv(const GLshort *v)

+{

+   rasterpos(v[0], v[1], v[2], v[3]);

+}

+

+

+/**********************************************************************/

+/***           GL_ARB_window_pos / GL_MESA_window_pos               ***/

+/**********************************************************************/

+

+

+/**

+ * All glWindowPosMESA and glWindowPosARB commands call this function to

+ * update the current raster position.

+ */

+static void

+window_pos3f(GLfloat x, GLfloat y, GLfloat z)

+{

+   GET_CURRENT_CONTEXT(ctx);

+   GLfloat z2;

+

+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);

+   FLUSH_CURRENT(ctx, 0);

+

+   z2 = CLAMP(z, 0.0F, 1.0F) * (ctx->Viewport.Far - ctx->Viewport.Near)

+      + ctx->Viewport.Near;

+

+   /* set raster position */

+   ctx->Current.RasterPos[0] = x;

+   ctx->Current.RasterPos[1] = y;

+   ctx->Current.RasterPos[2] = z2;

+   ctx->Current.RasterPos[3] = 1.0F;

+

+   ctx->Current.RasterPosValid = GL_TRUE;

+

+   if (ctx->Fog.FogCoordinateSource == GL_FOG_COORDINATE_EXT)

+      ctx->Current.RasterDistance = ctx->Current.Attrib[VERT_ATTRIB_FOG][0];

+   else

+      ctx->Current.RasterDistance = 0.0;

+

+   /* raster color = current color or index */

+   ctx->Current.RasterColor[0]

+      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0], 0.0F, 1.0F);

+   ctx->Current.RasterColor[1]

+      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1], 0.0F, 1.0F);

+   ctx->Current.RasterColor[2]

+      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2], 0.0F, 1.0F);

+   ctx->Current.RasterColor[3]

+      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3], 0.0F, 1.0F);

+   ctx->Current.RasterSecondaryColor[0]

+      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][0], 0.0F, 1.0F);

+   ctx->Current.RasterSecondaryColor[1]

+      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][1], 0.0F, 1.0F);

+   ctx->Current.RasterSecondaryColor[2]

+      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][2], 0.0F, 1.0F);

+   ctx->Current.RasterSecondaryColor[3]

+      = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][3], 0.0F, 1.0F);

+

+   /* raster texcoord = current texcoord */

+   {

+      GLuint texSet;

+      for (texSet = 0; texSet < ctx->Const.MaxTextureCoordUnits; texSet++) {

+         assert(texSet < Elements(ctx->Current.RasterTexCoords));

+         COPY_4FV( ctx->Current.RasterTexCoords[texSet],

+                  ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texSet] );

+      }

+   }

+

+   if (ctx->RenderMode==GL_SELECT) {

+      _mesa_update_hitflag( ctx, ctx->Current.RasterPos[2] );

+   }

+}

+

+

+/* This is just to support the GL_MESA_window_pos version */

+static void

+window_pos4f(GLfloat x, GLfloat y, GLfloat z, GLfloat w)

+{

+   GET_CURRENT_CONTEXT(ctx);

+   window_pos3f(x, y, z);

+   ctx->Current.RasterPos[3] = w;

+}

+

+

+static void GLAPIENTRY

+_mesa_WindowPos2dMESA(GLdouble x, GLdouble y)

+{

+   window_pos4f((GLfloat) x, (GLfloat) y, 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos2fMESA(GLfloat x, GLfloat y)

+{

+   window_pos4f(x, y, 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos2iMESA(GLint x, GLint y)

+{

+   window_pos4f((GLfloat) x, (GLfloat) y, 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos2sMESA(GLshort x, GLshort y)

+{

+   window_pos4f(x, y, 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos3dMESA(GLdouble x, GLdouble y, GLdouble z)

+{

+   window_pos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos3fMESA(GLfloat x, GLfloat y, GLfloat z)

+{

+   window_pos4f(x, y, z, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos3iMESA(GLint x, GLint y, GLint z)

+{

+   window_pos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos3sMESA(GLshort x, GLshort y, GLshort z)

+{

+   window_pos4f(x, y, z, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos4dMESA(GLdouble x, GLdouble y, GLdouble z, GLdouble w)

+{

+   window_pos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos4fMESA(GLfloat x, GLfloat y, GLfloat z, GLfloat w)

+{

+   window_pos4f(x, y, z, w);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos4iMESA(GLint x, GLint y, GLint z, GLint w)

+{

+   window_pos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos4sMESA(GLshort x, GLshort y, GLshort z, GLshort w)

+{

+   window_pos4f(x, y, z, w);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos2dvMESA(const GLdouble *v)

+{

+   window_pos4f((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos2fvMESA(const GLfloat *v)

+{

+   window_pos4f(v[0], v[1], 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos2ivMESA(const GLint *v)

+{

+   window_pos4f((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos2svMESA(const GLshort *v)

+{

+   window_pos4f(v[0], v[1], 0.0F, 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos3dvMESA(const GLdouble *v)

+{

+   window_pos4f((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos3fvMESA(const GLfloat *v)

+{

+   window_pos4f(v[0], v[1], v[2], 1.0);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos3ivMESA(const GLint *v)

+{

+   window_pos4f((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos3svMESA(const GLshort *v)

+{

+   window_pos4f(v[0], v[1], v[2], 1.0F);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos4dvMESA(const GLdouble *v)

+{

+   window_pos4f((GLfloat) v[0], (GLfloat) v[1], 

+			 (GLfloat) v[2], (GLfloat) v[3]);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos4fvMESA(const GLfloat *v)

+{

+   window_pos4f(v[0], v[1], v[2], v[3]);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos4ivMESA(const GLint *v)

+{

+   window_pos4f((GLfloat) v[0], (GLfloat) v[1], 

+			 (GLfloat) v[2], (GLfloat) v[3]);

+}

+

+static void GLAPIENTRY

+_mesa_WindowPos4svMESA(const GLshort *v)

+{

+   window_pos4f(v[0], v[1], v[2], v[3]);

+}

+

+

+#if 0

+

+/*

+ * OpenGL implementation of glWindowPos*MESA()

+ */

+void glWindowPos4fMESA( GLfloat x, GLfloat y, GLfloat z, GLfloat w )

+{

+   GLfloat fx, fy;

+

+   /* Push current matrix mode and viewport attributes */

+   glPushAttrib( GL_TRANSFORM_BIT | GL_VIEWPORT_BIT );

+

+   /* Setup projection parameters */

+   glMatrixMode( GL_PROJECTION );

+   glPushMatrix();

+   glLoadIdentity();

+   glMatrixMode( GL_MODELVIEW );

+   glPushMatrix();

+   glLoadIdentity();

+

+   glDepthRange( z, z );

+   glViewport( (int) x - 1, (int) y - 1, 2, 2 );

+

+   /* set the raster (window) position */

+   fx = x - (int) x;

+   fy = y - (int) y;

+   glRasterPos4f( fx, fy, 0.0, w );

+

+   /* restore matrices, viewport and matrix mode */

+   glPopMatrix();

+   glMatrixMode( GL_PROJECTION );

+   glPopMatrix();

+

+   glPopAttrib();

+}

+

+#endif

+

+

+void

+_mesa_init_rastpos_dispatch(struct _glapi_table *disp)

+{

+   SET_RasterPos2f(disp, _mesa_RasterPos2f);

+   SET_RasterPos2fv(disp, _mesa_RasterPos2fv);

+   SET_RasterPos2i(disp, _mesa_RasterPos2i);

+   SET_RasterPos2iv(disp, _mesa_RasterPos2iv);

+   SET_RasterPos2d(disp, _mesa_RasterPos2d);

+   SET_RasterPos2dv(disp, _mesa_RasterPos2dv);

+   SET_RasterPos2s(disp, _mesa_RasterPos2s);

+   SET_RasterPos2sv(disp, _mesa_RasterPos2sv);

+   SET_RasterPos3d(disp, _mesa_RasterPos3d);

+   SET_RasterPos3dv(disp, _mesa_RasterPos3dv);

+   SET_RasterPos3f(disp, _mesa_RasterPos3f);

+   SET_RasterPos3fv(disp, _mesa_RasterPos3fv);

+   SET_RasterPos3i(disp, _mesa_RasterPos3i);

+   SET_RasterPos3iv(disp, _mesa_RasterPos3iv);

+   SET_RasterPos3s(disp, _mesa_RasterPos3s);

+   SET_RasterPos3sv(disp, _mesa_RasterPos3sv);

+   SET_RasterPos4d(disp, _mesa_RasterPos4d);

+   SET_RasterPos4dv(disp, _mesa_RasterPos4dv);

+   SET_RasterPos4f(disp, _mesa_RasterPos4f);

+   SET_RasterPos4fv(disp, _mesa_RasterPos4fv);

+   SET_RasterPos4i(disp, _mesa_RasterPos4i);

+   SET_RasterPos4iv(disp, _mesa_RasterPos4iv);

+   SET_RasterPos4s(disp, _mesa_RasterPos4s);

+   SET_RasterPos4sv(disp, _mesa_RasterPos4sv);

+

+   /* 197. GL_MESA_window_pos */

+   SET_WindowPos2dMESA(disp, _mesa_WindowPos2dMESA);

+   SET_WindowPos2dvMESA(disp, _mesa_WindowPos2dvMESA);

+   SET_WindowPos2fMESA(disp, _mesa_WindowPos2fMESA);

+   SET_WindowPos2fvMESA(disp, _mesa_WindowPos2fvMESA);

+   SET_WindowPos2iMESA(disp, _mesa_WindowPos2iMESA);

+   SET_WindowPos2ivMESA(disp, _mesa_WindowPos2ivMESA);

+   SET_WindowPos2sMESA(disp, _mesa_WindowPos2sMESA);

+   SET_WindowPos2svMESA(disp, _mesa_WindowPos2svMESA);

+   SET_WindowPos3dMESA(disp, _mesa_WindowPos3dMESA);

+   SET_WindowPos3dvMESA(disp, _mesa_WindowPos3dvMESA);

+   SET_WindowPos3fMESA(disp, _mesa_WindowPos3fMESA);

+   SET_WindowPos3fvMESA(disp, _mesa_WindowPos3fvMESA);

+   SET_WindowPos3iMESA(disp, _mesa_WindowPos3iMESA);

+   SET_WindowPos3ivMESA(disp, _mesa_WindowPos3ivMESA);

+   SET_WindowPos3sMESA(disp, _mesa_WindowPos3sMESA);

+   SET_WindowPos3svMESA(disp, _mesa_WindowPos3svMESA);

+   SET_WindowPos4dMESA(disp, _mesa_WindowPos4dMESA);

+   SET_WindowPos4dvMESA(disp, _mesa_WindowPos4dvMESA);

+   SET_WindowPos4fMESA(disp, _mesa_WindowPos4fMESA);

+   SET_WindowPos4fvMESA(disp, _mesa_WindowPos4fvMESA);

+   SET_WindowPos4iMESA(disp, _mesa_WindowPos4iMESA);

+   SET_WindowPos4ivMESA(disp, _mesa_WindowPos4ivMESA);

+   SET_WindowPos4sMESA(disp, _mesa_WindowPos4sMESA);

+   SET_WindowPos4svMESA(disp, _mesa_WindowPos4svMESA);

+}

+

+

+#endif /* FEATURE_rastpos */

+

+

+/**********************************************************************/

+/** \name Initialization                                              */

+/**********************************************************************/

+/*@{*/

+

+/**

+ * Initialize the context current raster position information.

+ *

+ * \param ctx GL context.

+ *

+ * Initialize the current raster position information in

+ * __struct gl_contextRec::Current, and adds the extension entry points to the

+ * dispatcher.

+ */

+void _mesa_init_rastpos( struct gl_context * ctx )

+{

+   int i;

+

+   ASSIGN_4V( ctx->Current.RasterPos, 0.0, 0.0, 0.0, 1.0 );

+   ctx->Current.RasterDistance = 0.0;

+   ASSIGN_4V( ctx->Current.RasterColor, 1.0, 1.0, 1.0, 1.0 );

+   ASSIGN_4V( ctx->Current.RasterSecondaryColor, 0.0, 0.0, 0.0, 1.0 );

+   for (i = 0; i < Elements(ctx->Current.RasterTexCoords); i++)

+      ASSIGN_4V( ctx->Current.RasterTexCoords[i], 0.0, 0.0, 0.0, 1.0 );

+   ctx->Current.RasterPosValid = GL_TRUE;

+}

+

+/*@}*/