/* $Id: fxglidew.c,v 1.19 2001/09/23 16:50:01 brianp Exp $ */
/*
* Mesa 3-D graphics library
* Version: 4.0
*
* 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:
* David Bucciarelli
* Brian Paul
* Daryll Strauss
* Keith Whitwell
*/
/* fxsetup.c - 3Dfx VooDoo rendering mode setup functions */
#ifdef HAVE_CONFIG_H
#include "conf.h"
#endif
#if defined(FX)
#include "glide.h"
#include "fxglidew.h"
#include "fxdrv.h"
#include <stdlib.h>
#include <string.h>
FxI32
FX_grGetInteger_NoLock(FxU32 pname)
{
#if !defined(FX_GLIDE3)
switch (pname) {
case FX_FOG_TABLE_ENTRIES:
return GR_FOG_TABLE_SIZE;
case FX_GLIDE_STATE_SIZE:
return sizeof(GrState);
case FX_LFB_PIXEL_PIPE:
return FXFALSE;
case FX_PENDING_BUFFERSWAPS:
return grBufferNumPending();
case FX_TEXTURE_ALIGN:
/* This is a guess from reading the glide3 docs */
return 8;
default:
if (MESA_VERBOSE & VERBOSE_DRIVER) {
fprintf(stderr, "Wrong parameter in FX_grGetInteger!\n");
}
return -1;
}
#else
FxU32 grname;
FxI32 result;
switch (pname) {
case FX_FOG_TABLE_ENTRIES:
case FX_GLIDE_STATE_SIZE:
case FX_LFB_PIXEL_PIPE:
case FX_PENDING_BUFFERSWAPS:
case FX_TEXTURE_ALIGN:
grname = pname;
break;
default:
if (MESA_VERBOSE & VERBOSE_DRIVER) {
fprintf(stderr, "Wrong parameter in FX_grGetInteger!\n");
}
return -1;
}
grGet(grname, 4, &result);
return result;
#endif
}
FxI32
FX_grGetInteger(FxU32 pname)
{
int result;
BEGIN_BOARD_LOCK();
result = FX_grGetInteger_NoLock(pname);
END_BOARD_LOCK();
return result;
}
FxBool
FX_grLfbLock(GrLock_t type, GrBuffer_t buffer,
GrLfbWriteMode_t writeMode, GrOriginLocation_t origin,
FxBool pixelPipeline, GrLfbInfo_t * info)
{
FxBool result;
BEGIN_BOARD_LOCK();
result = grLfbLock(type, buffer, writeMode, origin, pixelPipeline, info);
END_BOARD_LOCK();
return result;
}
FxU32
FX_grTexTextureMemRequired(FxU32 evenOdd, GrTexInfo * info)
{
FxU32 result;
BEGIN_BOARD_LOCK();
result = grTexTextureMemRequired(evenOdd, info);
END_BOARD_LOCK();
return result;
}
FxU32
FX_grTexMinAddress(GrChipID_t tmu)
{
FxU32 result;
BEGIN_BOARD_LOCK();
result = grTexMinAddress(tmu);
END_BOARD_LOCK();
return result;
}
extern FxU32
FX_grTexMaxAddress(GrChipID_t tmu)
{
FxU32 result;
BEGIN_BOARD_LOCK();
result = grTexMaxAddress(tmu);
END_BOARD_LOCK();
return result;
}
FxBool
FX_grSstControl(FxU32 code)
{
#if defined(FX_GLIDE3)
/* The glide 3 sources call for grEnable/grDisable to be called in exchange
* for grSstControl. */
switch (code) {
case GR_CONTROL_ACTIVATE:
grEnable(GR_PASSTHRU);
break;
case GR_CONTROL_DEACTIVATE:
grDisable(GR_PASSTHRU);
break;
}
/* Appearently GR_CONTROL_RESIZE can be ignored. */
return 1; /* OK? */
#else
FxU32 result;
BEGIN_BOARD_LOCK();
result = grSstControl(code);
END_BOARD_LOCK();
return result;
#endif
}
#if defined(FX_GLIDE3)
void
FX_grGammaCorrectionValue(float val)
{
(void) val;
/* ToDo */
}
int
FX_getFogTableSize(void)
{
int result;
BEGIN_BOARD_LOCK();
grGet(GR_FOG_TABLE_ENTRIES, sizeof(int), (void *) &result);
END_BOARD_LOCK();
return result;
}
int
FX_getGrStateSize(void)
{
int result;
BEGIN_BOARD_LOCK();
grGet(GR_GLIDE_STATE_SIZE, sizeof(int), (void *) &result);
END_BOARD_LOCK();
return result;
}
int
FX_grSstScreenWidth()
{
FxI32 result[4];
BEGIN_BOARD_LOCK();
grGet(GR_VIEWPORT, sizeof(FxI32) * 4, result);
END_BOARD_LOCK();
return result[2];
}
int
FX_grSstScreenHeight()
{
FxI32 result[4];
BEGIN_BOARD_LOCK();
grGet(GR_VIEWPORT, sizeof(FxI32) * 4, result);
END_BOARD_LOCK();
return result[3];
}
void
FX_grGlideGetVersion(char *buf)
{
BEGIN_BOARD_LOCK();
strcpy(buf, grGetString(GR_VERSION));
END_BOARD_LOCK();
}
void
FX_grSstPerfStats(GrSstPerfStats_t * st)
{
FxI32 n;
grGet(GR_STATS_PIXELS_IN, 4, &n);
st->pixelsIn = n;
grGet(GR_STATS_PIXELS_CHROMA_FAIL, 4, &n);
st->chromaFail = n;
grGet(GR_STATS_PIXELS_DEPTHFUNC_FAIL, 4, &n);
st->zFuncFail = n;
grGet(GR_STATS_PIXELS_AFUNC_FAIL, 4, &n);
st->aFuncFail = n;
grGet(GR_STATS_PIXELS_OUT, 4, &n);
st->pixelsOut = n;
}
void
FX_grAADrawLine(GrVertex * a, GrVertex * b)
{
/* ToDo */
BEGIN_CLIP_LOOP();
grDrawLine(a, b);
END_CLIP_LOOP();
}
void
FX_grAADrawPoint(GrVertex * a)
{
BEGIN_CLIP_LOOP();
grDrawPoint(a);
END_CLIP_LOOP();
}
void
FX_grDrawPolygonVertexList(int n, GrVertex * verts)
{
BEGIN_CLIP_LOOP();
grDrawVertexArrayContiguous(GR_POLYGON, n, verts, sizeof(GrVertex));
END_CLIP_LOOP();
}
void
FX_setupGrVertexLayout(void)
{
BEGIN_BOARD_LOCK();
grReset(GR_VERTEX_PARAMETER);
grCoordinateSpace(GR_WINDOW_COORDS);
grVertexLayout(GR_PARAM_XY, GR_VERTEX_X_OFFSET << 2, GR_PARAM_ENABLE);
grVertexLayout(GR_PARAM_RGB, GR_VERTEX_R_OFFSET << 2, GR_PARAM_ENABLE);
grVertexLayout(GR_PARAM_A, GR_VERTEX_A_OFFSET << 2, GR_PARAM_ENABLE);
grVertexLayout(GR_PARAM_Q, GR_VERTEX_OOW_OFFSET << 2, GR_PARAM_ENABLE);
grVertexLayout(GR_PARAM_Z, GR_VERTEX_OOZ_OFFSET << 2, GR_PARAM_ENABLE);
grVertexLayout(GR_PARAM_ST0, GR_VERTEX_SOW_TMU0_OFFSET << 2,
GR_PARAM_ENABLE);
grVertexLayout(GR_PARAM_Q0, GR_VERTEX_OOW_TMU0_OFFSET << 2,
GR_PARAM_DISABLE);
grVertexLayout(GR_PARAM_ST1, GR_VERTEX_SOW_TMU1_OFFSET << 2,
GR_PARAM_DISABLE);
grVertexLayout(GR_PARAM_Q1, GR_VERTEX_OOW_TMU1_OFFSET << 2,
GR_PARAM_DISABLE);
END_BOARD_LOCK();
}
void
FX_grHints_NoLock(GrHint_t hintType, FxU32 hintMask)
{
switch (hintType) {
case GR_HINT_STWHINT:
{
if (hintMask & GR_STWHINT_W_DIFF_TMU0)
grVertexLayout(GR_PARAM_Q0, GR_VERTEX_OOW_TMU0_OFFSET << 2,
GR_PARAM_ENABLE);
else
grVertexLayout(GR_PARAM_Q0, GR_VERTEX_OOW_TMU0_OFFSET << 2,
GR_PARAM_DISABLE);
if (hintMask & GR_STWHINT_ST_DIFF_TMU1)
grVertexLayout(GR_PARAM_ST1, GR_VERTEX_SOW_TMU1_OFFSET << 2,
GR_PARAM_ENABLE);
else
grVertexLayout(GR_PARAM_ST1, GR_VERTEX_SOW_TMU1_OFFSET << 2,
GR_PARAM_DISABLE);
if (hintMask & GR_STWHINT_W_DIFF_TMU1)
grVertexLayout(GR_PARAM_Q1, GR_VERTEX_OOW_TMU1_OFFSET << 2,
GR_PARAM_ENABLE);
else
grVertexLayout(GR_PARAM_Q1, GR_VERTEX_OOW_TMU1_OFFSET << 2,
GR_PARAM_DISABLE);
}
}
}
void
FX_grHints(GrHint_t hintType, FxU32 hintMask)
{
BEGIN_BOARD_LOCK();
FX_grHints_NoLock(hintType, hintMask);
END_BOARD_LOCK();
}
/*
* Glide3 doesn't have the grSstQueryHardware function anymore.
* Instead, we call grGet() and fill in the data structures ourselves.
*/
int
FX_grSstQueryHardware(GrHwConfiguration * config)
{
int i, j;
int numFB;
BEGIN_BOARD_LOCK();
grGet(GR_NUM_BOARDS, 4, (void *) &(config->num_sst));
if (config->num_sst == 0)
return 0;
for (i = 0; i < config->num_sst; i++) {
FxI32 result;
config->SSTs[i].type = GR_SSTTYPE_VOODOO;
grSstSelect(i);
grGet(GR_MEMORY_FB, 4, &result);
config->SSTs[i].sstBoard.VoodooConfig.fbRam = result / (1024 * 1024);
grGet(GR_NUM_TMU, 4, &result);
config->SSTs[i].sstBoard.VoodooConfig.nTexelfx = result;
grGet(GR_REVISION_FB, 4, &result);
config->SSTs[i].sstBoard.VoodooConfig.fbiRev = result;
grGet(GR_NUM_FB, 4, (void *) &numFB);
if (numFB > 1)
config->SSTs[i].sstBoard.VoodooConfig.sliDetect = FXTRUE;
else
config->SSTs[i].sstBoard.VoodooConfig.sliDetect = FXFALSE;
for (j = 0; j < config->SSTs[i].sstBoard.VoodooConfig.nTexelfx; j++) {
grGet(GR_MEMORY_TMU, 4, &result);
config->SSTs[i].sstBoard.VoodooConfig.tmuConfig[j].tmuRam =
result / (1024 * 1024);
grGet(GR_REVISION_TMU, 4, &result);
config->SSTs[i].sstBoard.VoodooConfig.tmuConfig[j].tmuRev = result;
}
}
END_BOARD_LOCK();
return 1;
}
#else
int
FX_grSstScreenWidth()
{
int i;
BEGIN_BOARD_LOCK();
i = grSstScreenWidth();
END_BOARD_LOCK();
return i;
}
int
FX_grSstScreenHeight()
{
int i;
BEGIN_BOARD_LOCK();
i = grSstScreenHeight();
END_BOARD_LOCK();
return i;
}
int
FX_grSstQueryHardware(GrHwConfiguration * c)
{
int i;
BEGIN_BOARD_LOCK();
i = grSstQueryHardware(c);
END_BOARD_LOCK();
return i;
}
#endif /* FX_GLIDE3 */
/* It appears to me that this function is needed either way. */
FX_GrContext_t
FX_grSstWinOpen(FxU32 hWnd,
GrScreenResolution_t screen_resolution,
GrScreenRefresh_t refresh_rate,
GrColorFormat_t color_format,
GrOriginLocation_t origin_location,
int nColBuffers, int nAuxBuffers)
{
FX_GrContext_t i;
BEGIN_BOARD_LOCK();
i = grSstWinOpen(hWnd,
screen_resolution,
refresh_rate,
color_format, origin_location, nColBuffers, nAuxBuffers);
/*
fprintf(stderr,
"grSstWinOpen( win %d res %d ref %d fmt %d\n"
" org %d ncol %d naux %d )\n"
" ==> %d\n",
hWnd,
screen_resolution,
refresh_rate,
color_format,
origin_location,
nColBuffers,
nAuxBuffers,
i);
*/
END_BOARD_LOCK();
return i;
}
#else
/*
* Need this to provide at least one external definition.
*/
extern int gl_fx_dummy_function_glidew(void);
int
gl_fx_dummy_function_glidew(void)
{
return 0;
}
#endif /* FX */