raze-gles/source/core/precache.cpp
2021-05-02 22:37:46 +02:00

149 lines
4.4 KiB
C++

/*
** precache.cpp
**
**
**
**---------------------------------------------------------------------------
** Copyright 2019-2021 Christoph Oelckers
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
*/
#include "ns.h"
#include "build.h"
#include "palette.h"
#include "v_video.h"
#include "hw_material.h"
#include "gamestruct.h"
#include "gamecontrol.h"
#include "texturemanager.h"
#include "hw_models.h"
#include "hw_voxels.h"
#include "mapinfo.h"
BEGIN_BLD_NS
extern short voxelIndex[MAXTILES];
END_BLD_NS
static void PrecacheTex(FGameTexture* tex, int palid)
{
if (!tex || !tex->isValid()) return;
int scaleflags = 0;
if (shouldUpscale(tex, UF_Texture)) scaleflags |= CTF_Upscale;
auto mat = FMaterial::ValidateTexture(tex, scaleflags);
screen->PrecacheMaterial(mat, palid);
}
static void doprecache(int picnum, int palette)
{
if ((palette < (MAXPALOOKUPS - RESERVEDPALS)) && (!lookups.checkTable(palette))) return;
int palid = TRANSLATION(Translation_Remap + curbasepal, palette);
auto tex = tileGetTexture(picnum);
PrecacheTex(tex, palid);
if (!hw_models) return;
int const mid = md_tilehasmodel(picnum, palette);
if (mid < 0 || models[mid]->mdnum < 2)
{
if (r_voxels)
{
int vox = tiletovox[picnum];
if (vox == -1) vox = gi->Voxelize(picnum);
if (vox == -1 && isBlood()) vox = Blood::voxelIndex[picnum];
if (vox >= 0 && vox < MAXVOXELS && voxmodels[vox] && voxmodels[vox]->model)
{
FHWModelRenderer mr(*screen->RenderState(), 0);
voxmodels[vox]->model->BuildVertexBuffer(&mr);
}
}
return;
}
int const surfaces = (models[mid]->mdnum == 3) ? ((md3model_t *)models[mid])->head.numsurfs : 0;
for (int i = 0; i <= surfaces; i++)
{
auto tex = mdloadskin((md2model_t *)models[mid], 0, palette, i, nullptr);
int palid = TRANSLATION(Translation_Remap + curbasepal, palette);
if (tex) PrecacheTex(tex, palid);
}
}
TMap<int64_t, bool> cachemap;
void markTileForPrecache(int tilenum, int palnum)
{
int i, j;
if ((picanm[tilenum].sf & PICANM_ANIMTYPE_MASK) == PICANM_ANIMTYPE_BACK)
{
i = tilenum - picanm[tilenum].num;
j = tilenum;
}
else
{
i = tilenum;
j = tilenum + picanm[tilenum].num;
}
for (; i <= j; i++)
{
int64_t val = i + (int64_t(palnum) << 32);
cachemap.Insert(val, true);
}
}
void precacheMarkedTiles()
{
screen->StartPrecaching();
decltype(cachemap)::Iterator it(cachemap);
decltype(cachemap)::Pair* pair;
while (it.NextPair(pair))
{
int dapicnum = pair->Key & 0x7fffffff;
int dapalnum = pair->Key >> 32;
doprecache(dapicnum, dapalnum);
}
// Cache everything the map explicitly declares.
TMap<FString, bool> cachetexmap;
for (auto& tex : currentLevel->PrecacheTextures) cachetexmap.Insert(tex, true);
decltype(cachetexmap)::Iterator it2(cachetexmap);
decltype(cachetexmap)::Pair* pair2;
while (it2.NextPair(pair2))
{
auto tex = TexMan.FindGameTexture(pair2->Key, ETextureType::Any);
if (tex) PrecacheTex(tex, 0);
}
cachemap.Clear();
}