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/* $Id: ss_vbtmp.h,v 1.12 2001/03/12 00:48:43 gareth Exp $ */
/*
* Mesa 3-D graphics library
* Version: 3.5
*
* Copyright (C) 1999-2001 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.
*
* Authors:
* Keith Whitwell <keithw@valinux.com>
*/
static void TAG(rs)(GLcontext *ctx, GLuint start, GLuint end, GLuint newinputs )
{
TNLcontext *tnl = TNL_CONTEXT(ctx);
struct vertex_buffer *VB = &tnl->vb;
SWvertex *v;
GLfloat (*proj)[4]; /* projected clip coordinates */
GLfloat (*tc[MAX_TEXTURE_UNITS])[4];
GLchan (*color)[4];
GLchan (*spec)[4];
GLuint *index;
GLfloat *fog;
GLfloat *pointSize;
GLuint tsz[MAX_TEXTURE_UNITS];
GLuint i;
GLfloat *m = ctx->Viewport._WindowMap.m;
const GLfloat sx = m[0];
const GLfloat sy = m[5];
const GLfloat sz = m[10];
const GLfloat tx = m[12];
const GLfloat ty = m[13];
const GLfloat tz = m[14];
GLuint maxtex = 0;
if (!newinputs) {
fprintf(stderr, "no new inputs\n");
return;
}
/* TODO: Get import_client_data to pad vectors out to 4 cleanly.
*/
if (VB->importable_data)
VB->import_data( ctx, VB->importable_data & newinputs,
(VB->ClipOrMask
? VEC_NOT_WRITEABLE|VEC_BAD_STRIDE
: VEC_BAD_STRIDE));
if (IND & TEX0) {
tc[0] = VB->TexCoordPtr[0]->data;
tsz[0] = VB->TexCoordPtr[0]->size;
}
if (IND & MULTITEX) {
for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++) {
if (VB->TexCoordPtr[i]) {
maxtex = i+1;
tc[i] = VB->TexCoordPtr[i]->data;
tsz[i] = VB->TexCoordPtr[i]->size;
}
else tc[i] = 0;
}
}
/* Tie up some dangling pointers for flat/twoside code in ss_tritmp.h
*/
if ((ctx->_TriangleCaps & DD_SEPERATE_SPECULAR) == 0) {
VB->SecondaryColorPtr[0] = VB->ColorPtr[0];
VB->SecondaryColorPtr[1] = VB->ColorPtr[1];
}
proj = VB->ProjectedClipPtr->data;
if (IND & FOG)
fog = VB->FogCoordPtr->data;
if (IND & COLOR)
color = VB->ColorPtr[0]->data;
if (IND & SPEC)
spec = VB->SecondaryColorPtr[0]->data;
if (IND & INDEX)
index = VB->IndexPtr[0]->data;
if (IND & POINT)
pointSize = VB->PointSizePtr->data;
v = &(SWSETUP_CONTEXT(ctx)->verts[start]);
for (i=start; i < end; i++, v++) {
if (VB->ClipMask[i] == 0) {
v->win[0] = sx * proj[i][0] + tx;
v->win[1] = sy * proj[i][1] + ty;
v->win[2] = sz * proj[i][2] + tz;
v->win[3] = proj[i][3];
if (IND & TEX0)
COPY_CLEAN_4V( v->texcoord[0], tsz[0], tc[0][i] );
if (IND & MULTITEX) {
GLuint u;
for (u = 0 ; u < maxtex ; u++)
if (tc[u])
COPY_CLEAN_4V( v->texcoord[u], tsz[u], tc[u][i] );
}
if (IND & COLOR)
COPY_CHAN4(v->color, color[i]);
if (IND & SPEC)
COPY_CHAN4(v->specular, spec[i]);
if (IND & FOG)
v->fog = fog[i];
if (IND & INDEX)
v->index = index[i];
if (IND & POINT)
v->pointSize = pointSize[i];
}
}
}
#undef TAG
#undef IND
#undef SETUP_FLAGS
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