gzdoom-gles/src/textures/skyboxtexture.cpp

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//
//---------------------------------------------------------------------------
//
// Copyright(C) 2004-2016 Christoph Oelckers
// All rights reserved.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program. If not, see http://www.gnu.org/licenses/
//
//--------------------------------------------------------------------------
//
#include "doomtype.h"
#include "sc_man.h"
#include "w_wad.h"
#include "textures.h"
#include "skyboxtexture.h"
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
FSkyBox::FSkyBox()
{
faces[0]=faces[1]=faces[2]=faces[3]=faces[4]=faces[5]=NULL;
UseType=TEX_Override;
gl_info.bSkybox = true;
fliptop = false;
}
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
FSkyBox::~FSkyBox()
{
// The faces are only referenced but not owned so don't delete them.
}
//-----------------------------------------------------------------------------
//
// If something attempts to use this as a texture just pass the information of the first face.
//
//-----------------------------------------------------------------------------
const uint8_t *FSkyBox::GetColumn(FRenderStyle style, unsigned int column, const Span **spans_out)
{
if (faces[0]) return faces[0]->GetColumn(style, column, spans_out);
return NULL;
}
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
const uint8_t *FSkyBox::GetPixels (FRenderStyle style)
{
if (faces[0]) return faces[0]->GetPixels(style);
return NULL;
}
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
int FSkyBox::CopyTrueColorPixels(FBitmap *bmp, int x, int y, int rotate, FCopyInfo *inf)
{
if (faces[0]) return faces[0]->CopyTrueColorPixels(bmp, x, y, rotate, inf);
return 0;
}
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
bool FSkyBox::UseBasePalette()
{
return false; // not really but here it's not important.
}
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
void FSkyBox::Unload ()
{
//for(int i=0;i<6;i++) if (faces[i]) faces[i]->Unload();
}
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
void ParseGldefSkybox(FScanner &sc)
{
int facecount=0;
sc.MustGetString();
FSkyBox * sb = new FSkyBox;
sb->Name = sc.String;
sb->Name.ToUpper();
if (sc.CheckString("fliptop"))
{
sb->fliptop = true;
}
sc.MustGetStringName("{");
while (!sc.CheckString("}"))
{
sc.MustGetString();
if (facecount<6)
{
sb->faces[facecount] = TexMan[TexMan.GetTexture(sc.String, FTexture::TEX_Wall, FTextureManager::TEXMAN_TryAny|FTextureManager::TEXMAN_Overridable)];
}
facecount++;
}
if (facecount != 3 && facecount != 6)
{
sc.ScriptError("%s: Skybox definition requires either 3 or 6 faces", sb->Name.GetChars());
}
sb->SetSize();
TexMan.AddTexture(sb);
}
//-----------------------------------------------------------------------------
//
// gl_ParseVavoomSkybox
//
//-----------------------------------------------------------------------------
void ParseVavoomSkybox()
{
int lump = Wads.CheckNumForName("SKYBOXES");
if (lump < 0) return;
FScanner sc(lump);
while (sc.GetString())
{
int facecount=0;
int maplump = -1;
bool error = false;
FSkyBox * sb = new FSkyBox;
sb->Name = sc.String;
sb->Name.ToUpper();
sb->fliptop = true;
sc.MustGetStringName("{");
while (!sc.CheckString("}"))
{
if (facecount<6)
{
sc.MustGetStringName("{");
sc.MustGetStringName("map");
sc.MustGetString();
maplump = Wads.CheckNumForFullName(sc.String, true);
FTexture *tex = TexMan.FindTexture(sc.String, FTexture::TEX_Wall, FTextureManager::TEXMAN_TryAny);
if (tex == NULL)
{
sc.ScriptMessage("Texture '%s' not found in Vavoom skybox '%s'\n", sc.String, sb->Name.GetChars());
error = true;
}
sb->faces[facecount] = tex;
sc.MustGetStringName("}");
}
facecount++;
}
if (facecount != 6)
{
sc.ScriptError("%s: Skybox definition requires 6 faces", sb->Name.GetChars());
}
sb->SetSize();
if (!error) TexMan.AddTexture(sb);
}
}