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raze/source/core/r_data/gldefs.cpp
Rachael Alexanderson c2b35fee41 - allow floats for uniform cvar defaults
2022-02-06 10:32:55 -05:00

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/*
** gldefs.cpp
** GLDEFS parser
**
**---------------------------------------------------------------------------
** Copyright 2003 Timothy Stump
** Copyright 2005-2018 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 <ctype.h>
#include "sc_man.h"
#include "filesystem.h"
#include "gi.h"
//#include "r_state.h"
#include "stats.h"
#include "v_text.h"
//#include "g_levellocals.h"
#include "a_dynlight.h"
#include "v_video.h"
#include "skyboxtexture.h"
#include "hwrenderer/postprocessing/hw_postprocessshader.h"
#include "hw_material.h"
#include "texturemanager.h"
#if 0
void AddLightDefaults(FLightDefaults *defaults, double attnFactor);
void AddLightAssociation(const char *actor, const char *frame, const char *light);
void InitializeActorLights(TArray<FLightAssociation> &LightAssociations);
void ParseColorization(FScanner& sc);
extern TDeletingArray<FLightDefaults *> LightDefaults;
extern int AttenuationIsSet;
#endif
struct ExtraUniformCVARData
{
FString Shader;
FString Uniform;
double* vec4 = nullptr;
};
static void do_uniform_set(float value, ExtraUniformCVARData* data)
{
if (!(data->vec4))
{
for (unsigned int i = 0; i < PostProcessShaders.Size(); i++)
{
PostProcessShader& shader = PostProcessShaders[i];
if (strcmp(shader.Name, data->Shader) == 0)
{
data->vec4 = shader.Uniforms[data->Uniform].Values;
}
}
}
double* vec4 = data->vec4;
if (vec4)
{
vec4[0] = value;
vec4[1] = 0.0;
vec4[2] = 0.0;
vec4[3] = 1.0;
}
}
void uniform_callback_int(FIntCVar &self)
{
do_uniform_set ((float)self, (ExtraUniformCVARData*)self.GetExtraDataPointer());
}
void uniform_callback_float(FFloatCVar &self)
{
do_uniform_set ((float)self, (ExtraUniformCVARData*)self.GetExtraDataPointer());
}
//-----------------------------------------------------------------------------
//
// ParseVavoomSkybox
//
//-----------------------------------------------------------------------------
#if 0
static void ParseVavoomSkybox()
{
int lump = fileSystem.CheckNumForName("SKYBOXES");
if (lump < 0) return;
FScanner sc(lump);
while (sc.GetString())
{
int facecount=0;
int maplump = -1;
bool error = false;
FString s = sc.String;
FSkyBox * sb = new FSkyBox(sc.String);
sb->fliptop = true;
sc.MustGetStringName("{");
while (!sc.CheckString("}"))
{
if (facecount<6)
{
sc.MustGetStringName("{");
sc.MustGetStringName("map");
sc.MustGetString();
maplump = fileSystem.CheckNumForFullName(sc.String, true);
auto tex = TexMan.FindGameTexture(sc.String, ETextureType::Wall, FTextureManager::TEXMAN_TryAny);
if (tex == NULL)
{
sc.ScriptMessage("Texture '%s' not found in Vavoom skybox '%s'\n", sc.String, s.GetChars());
error = true;
}
sb->faces[facecount] = tex;
sc.MustGetStringName("}");
}
facecount++;
}
if (facecount != 6)
{
sc.ScriptError("%s: Skybox definition requires 6 faces", s.GetChars());
}
sb->SetSize();
if (!error)
{
TexMan.AddGameTexture(MakeGameTexture(sb, s, ETextureType::Override));
}
}
}
#endif
//==========================================================================
//
// light definition keywords
//
//==========================================================================
static const char *LightTags[]=
{
"color",
"size",
"secondarySize",
"offset",
"chance",
"interval",
"scale",
"frame",
"light",
"{",
"}",
"subtractive",
"additive",
"halo",
"dontlightself",
"attenuate",
"dontlightactors",
"spot",
"noshadowmap",
nullptr
};
enum {
LIGHTTAG_COLOR,
LIGHTTAG_SIZE,
LIGHTTAG_SECSIZE,
LIGHTTAG_OFFSET,
LIGHTTAG_CHANCE,
LIGHTTAG_INTERVAL,
LIGHTTAG_SCALE,
LIGHTTAG_FRAME,
LIGHTTAG_LIGHT,
LIGHTTAG_OPENBRACE,
LIGHTTAG_CLOSEBRACE,
LIGHTTAG_SUBTRACTIVE,
LIGHTTAG_ADDITIVE,
LIGHTTAG_HALO,
LIGHTTAG_DONTLIGHTSELF,
LIGHTTAG_ATTENUATE,
LIGHTTAG_DONTLIGHTACTORS,
LIGHTTAG_SPOT,
LIGHTTAG_NOSHADOWMAP,
};
//==========================================================================
//
// Top level keywords
//
//==========================================================================
// these are the core types available in the *DEFS lump
static const char *CoreKeywords[]=
{
"pointlight",
"pulselight",
"flickerlight",
"flickerlight2",
"sectorlight",
"object",
"clearlights",
"shader",
"clearshaders",
"skybox",
"glow",
"brightmap",
"disable_fullbright",
"hardwareshader",
"detail",
"#include",
"material",
"lightsizefactor",
"colorization",
nullptr
};
enum
{
LIGHT_POINT,
LIGHT_PULSE,
LIGHT_FLICKER,
LIGHT_FLICKER2,
LIGHT_SECTOR,
LIGHT_OBJECT,
LIGHT_CLEAR,
TAG_SHADER,
TAG_CLEARSHADERS,
TAG_SKYBOX,
TAG_GLOW,
TAG_BRIGHTMAP,
TAG_DISABLE_FB,
TAG_HARDWARESHADER,
TAG_DETAIL,
TAG_INCLUDE,
TAG_MATERIAL,
TAG_LIGHTSIZEFACTOR,
TAG_COLORIZATION,
};
//==========================================================================
//
// GLDEFS parser
//
//==========================================================================
class GLDefsParser
{
FScanner sc;
int workingLump;
int ScriptDepth = 0;
TArray<FLightAssociation> &LightAssociations;
double lightSizeFactor = 1.;
//==========================================================================
//
// This is only here so any shader definition for ZDoomGL can be skipped
// There is no functionality for this stuff!
//
//==========================================================================
bool ParseShader()
{
int ShaderDepth = 0;
if (sc.GetString())
{
char *tmp;
tmp = strstr(sc.String, "{");
while (tmp)
{
ShaderDepth++;
tmp++;
tmp = strstr(tmp, "{");
}
tmp = strstr(sc.String, "}");
while (tmp)
{
ShaderDepth--;
tmp++;
tmp = strstr(tmp, "}");
}
if (ShaderDepth == 0) return true;
}
return false;
}
//==========================================================================
//
// Parses a GLBoom+ detail texture definition
//
// Syntax is this:
// detail
// {
// (walls | flats) [default_detail_name [width [height [offset_x [offset_y]]]]]
// {
// texture_name [detail_name [width [height [offset_x [offset_y]]]]]
// }
// }
// This merely parses the block and returns no error if valid. The feature
// is not actually implemented, so nothing else happens.
//
// The semantics of this are too horrible to comprehend (default detail texture???)
// so if this ever gets done, the parser will look different.
//==========================================================================
#if 0
void ParseDetailTexture()
{
while (!sc.CheckToken('}'))
{
sc.MustGetString();
if (sc.Compare("walls") || sc.Compare("flats"))
{
if (!sc.CheckToken('{'))
{
sc.MustGetString(); // Default detail texture
if (sc.CheckFloat()) // Width
if (sc.CheckFloat()) // Height
if (sc.CheckFloat()) // OffsX
if (sc.CheckFloat()) // OffsY
{
// Nothing
}
}
else sc.UnGet();
sc.MustGetToken('{');
while (!sc.CheckToken('}'))
{
sc.MustGetString(); // Texture
if (sc.GetString()) // Detail texture
{
if (sc.CheckFloat()) // Width
if (sc.CheckFloat()) // Height
if (sc.CheckFloat()) // OffsX
if (sc.CheckFloat()) // OffsY
{
// Nothing
}
}
else sc.UnGet();
}
}
}
}
#endif
//==========================================================================
//
//
//
//==========================================================================
float ParseFloat(FScanner &sc)
{
sc.MustGetFloat();
return float(sc.Float);
}
int ParseInt(FScanner &sc)
{
sc.MustGetNumber();
return sc.Number;
}
char *ParseString(FScanner &sc)
{
sc.GetString();
return sc.String;
}
void ParseTriple(FScanner &sc, float floatVal[3])
{
for (int i = 0; i < 3; i++)
{
floatVal[i] = ParseFloat(sc);
}
}
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
#if 0
void AddLightAssociation(const char *actor, const char *frame, const char *light)
{
FLightAssociation *temp;
unsigned int i;
FLightAssociation assoc(actor, frame, light);
for (i = 0; i < LightAssociations.Size(); i++)
{
temp = &LightAssociations[i];
if (temp->ActorName() == assoc.ActorName())
{
if (strcmp(temp->FrameName(), assoc.FrameName()) == 0)
{
temp->ReplaceLightName(assoc.Light());
return;
}
}
}
LightAssociations.Push(assoc);
}
#endif
//-----------------------------------------------------------------------------
//
// Note: The different light type parsers really could use some consolidation...
//
//-----------------------------------------------------------------------------
#if 0
void ParsePointLight()
{
int type;
float floatTriple[3];
int intVal;
FLightDefaults *defaults;
// get name
sc.GetString();
FName name = sc.String;
// check for opening brace
sc.GetString();
if (sc.Compare("{"))
{
defaults = new FLightDefaults(name, PointLight);
ScriptDepth++;
while (ScriptDepth)
{
sc.GetString();
type = sc.MatchString(LightTags);
switch (type)
{
case LIGHTTAG_OPENBRACE:
ScriptDepth++;
break;
case LIGHTTAG_CLOSEBRACE:
ScriptDepth--;
break;
case LIGHTTAG_COLOR:
ParseTriple(sc, floatTriple);
defaults->SetArg(LIGHT_RED, clamp<int>((int)(floatTriple[0] * 255), 0, 255));
defaults->SetArg(LIGHT_GREEN, clamp<int>((int)(floatTriple[1] * 255), 0, 255));
defaults->SetArg(LIGHT_BLUE, clamp<int>((int)(floatTriple[2] * 255), 0, 255));
break;
case LIGHTTAG_OFFSET:
ParseTriple(sc, floatTriple);
defaults->SetOffset(floatTriple);
break;
case LIGHTTAG_SIZE:
intVal = clamp<int>(ParseInt(sc), 1, 1024);
defaults->SetArg(LIGHT_INTENSITY, intVal);
break;
case LIGHTTAG_SUBTRACTIVE:
defaults->SetSubtractive(ParseInt(sc) != 0);
break;
case LIGHTTAG_ADDITIVE:
defaults->SetAdditive(ParseInt(sc) != 0);
break;
case LIGHTTAG_HALO: // old development garbage
ParseInt(sc);
break;
case LIGHTTAG_NOSHADOWMAP:
defaults->SetNoShadowmap(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTSELF:
defaults->SetDontLightSelf(ParseInt(sc) != 0);
break;
case LIGHTTAG_ATTENUATE:
defaults->SetAttenuate(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTACTORS:
defaults->SetDontLightActors(ParseInt(sc) != 0);
break;
case LIGHTTAG_SPOT:
{
float innerAngle = ParseFloat(sc);
float outerAngle = ParseFloat(sc);
defaults->SetSpot(true);
defaults->SetSpotInnerAngle(innerAngle);
defaults->SetSpotOuterAngle(outerAngle);
}
break;
default:
sc.ScriptError("Unknown tag: %s\n", sc.String);
}
}
#if 0
AddLightDefaults(defaults, lightSizeFactor);
#endif
}
else
{
sc.ScriptError("Expected '{'.\n");
}
}
#endif
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
#if 0
void ParsePulseLight()
{
int type;
float floatVal, floatTriple[3];
int intVal;
FLightDefaults *defaults;
// get name
sc.GetString();
FName name = sc.String;
// check for opening brace
sc.GetString();
if (sc.Compare("{"))
{
defaults = new FLightDefaults(name, PulseLight);
ScriptDepth++;
while (ScriptDepth)
{
sc.GetString();
type = sc.MatchString(LightTags);
switch (type)
{
case LIGHTTAG_OPENBRACE:
ScriptDepth++;
break;
case LIGHTTAG_CLOSEBRACE:
ScriptDepth--;
break;
case LIGHTTAG_COLOR:
ParseTriple(sc, floatTriple);
defaults->SetArg(LIGHT_RED, clamp<int>((int)(floatTriple[0] * 255), 0, 255));
defaults->SetArg(LIGHT_GREEN, clamp<int>((int)(floatTriple[1] * 255), 0, 255));
defaults->SetArg(LIGHT_BLUE, clamp<int>((int)(floatTriple[2] * 255), 0, 255));
break;
case LIGHTTAG_OFFSET:
ParseTriple(sc, floatTriple);
defaults->SetOffset(floatTriple);
break;
case LIGHTTAG_SIZE:
intVal = clamp<int>(ParseInt(sc), 1, 1024);
defaults->SetArg(LIGHT_INTENSITY, intVal);
break;
case LIGHTTAG_SECSIZE:
intVal = clamp<int>(ParseInt(sc), 1, 1024);
defaults->SetArg(LIGHT_SECONDARY_INTENSITY, intVal);
break;
case LIGHTTAG_INTERVAL:
floatVal = ParseFloat(sc);
defaults->SetParameter(floatVal * TICRATE);
break;
case LIGHTTAG_SUBTRACTIVE:
defaults->SetSubtractive(ParseInt(sc) != 0);
break;
case LIGHTTAG_HALO: // old development garbage
ParseInt(sc);
break;
case LIGHTTAG_NOSHADOWMAP:
defaults->SetNoShadowmap(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTSELF:
defaults->SetDontLightSelf(ParseInt(sc) != 0);
break;
case LIGHTTAG_ATTENUATE:
defaults->SetAttenuate(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTACTORS:
defaults->SetDontLightActors(ParseInt(sc) != 0);
break;
case LIGHTTAG_SPOT:
{
float innerAngle = ParseFloat(sc);
float outerAngle = ParseFloat(sc);
defaults->SetSpot(true);
defaults->SetSpotInnerAngle(innerAngle);
defaults->SetSpotOuterAngle(outerAngle);
}
break;
default:
sc.ScriptError("Unknown tag: %s\n", sc.String);
}
}
defaults->OrderIntensities();
AddLightDefaults(defaults, lightSizeFactor);
}
else
{
sc.ScriptError("Expected '{'.\n");
}
}
#endif
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
#if 0
void ParseFlickerLight()
{
int type;
float floatVal, floatTriple[3];
int intVal;
FLightDefaults *defaults;
// get name
sc.GetString();
FName name = sc.String;
// check for opening brace
sc.GetString();
if (sc.Compare("{"))
{
defaults = new FLightDefaults(name, FlickerLight);
ScriptDepth++;
while (ScriptDepth)
{
sc.GetString();
type = sc.MatchString(LightTags);
switch (type)
{
case LIGHTTAG_OPENBRACE:
ScriptDepth++;
break;
case LIGHTTAG_CLOSEBRACE:
ScriptDepth--;
break;
case LIGHTTAG_COLOR:
ParseTriple(sc, floatTriple);
defaults->SetArg(LIGHT_RED, clamp<int>((int)(floatTriple[0] * 255), 0, 255));
defaults->SetArg(LIGHT_GREEN, clamp<int>((int)(floatTriple[1] * 255), 0, 255));
defaults->SetArg(LIGHT_BLUE, clamp<int>((int)(floatTriple[2] * 255), 0, 255));
break;
case LIGHTTAG_OFFSET:
ParseTriple(sc, floatTriple);
defaults->SetOffset(floatTriple);
break;
case LIGHTTAG_SIZE:
intVal = clamp<int>(ParseInt(sc), 1, 1024);
defaults->SetArg(LIGHT_INTENSITY, intVal);
break;
case LIGHTTAG_SECSIZE:
intVal = clamp<int>(ParseInt(sc), 1, 1024);
defaults->SetArg(LIGHT_SECONDARY_INTENSITY, intVal);
break;
case LIGHTTAG_CHANCE:
floatVal = ParseFloat(sc);
defaults->SetParameter(floatVal*360.);
break;
case LIGHTTAG_SUBTRACTIVE:
defaults->SetSubtractive(ParseInt(sc) != 0);
break;
case LIGHTTAG_HALO: // old development garbage
ParseInt(sc);
break;
case LIGHTTAG_NOSHADOWMAP:
defaults->SetNoShadowmap(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTSELF:
defaults->SetDontLightSelf(ParseInt(sc) != 0);
break;
case LIGHTTAG_ATTENUATE:
defaults->SetAttenuate(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTACTORS:
defaults->SetDontLightActors(ParseInt(sc) != 0);
break;
case LIGHTTAG_SPOT:
{
float innerAngle = ParseFloat(sc);
float outerAngle = ParseFloat(sc);
defaults->SetSpot(true);
defaults->SetSpotInnerAngle(innerAngle);
defaults->SetSpotOuterAngle(outerAngle);
}
break;
default:
sc.ScriptError("Unknown tag: %s\n", sc.String);
}
}
defaults->OrderIntensities();
AddLightDefaults(defaults, lightSizeFactor);
}
else
{
sc.ScriptError("Expected '{'.\n");
}
}
#endif
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
#if 0
void ParseFlickerLight2()
{
int type;
float floatVal, floatTriple[3];
int intVal;
FLightDefaults *defaults;
// get name
sc.GetString();
FName name = sc.String;
// check for opening brace
sc.GetString();
if (sc.Compare("{"))
{
defaults = new FLightDefaults(name, RandomFlickerLight);
ScriptDepth++;
while (ScriptDepth)
{
sc.GetString();
type = sc.MatchString(LightTags);
switch (type)
{
case LIGHTTAG_OPENBRACE:
ScriptDepth++;
break;
case LIGHTTAG_CLOSEBRACE:
ScriptDepth--;
break;
case LIGHTTAG_COLOR:
ParseTriple(sc, floatTriple);
defaults->SetArg(LIGHT_RED, clamp<int>((int)(floatTriple[0] * 255), 0, 255));
defaults->SetArg(LIGHT_GREEN, clamp<int>((int)(floatTriple[1] * 255), 0, 255));
defaults->SetArg(LIGHT_BLUE, clamp<int>((int)(floatTriple[2] * 255), 0, 255));
break;
case LIGHTTAG_OFFSET:
ParseTriple(sc, floatTriple);
defaults->SetOffset(floatTriple);
break;
case LIGHTTAG_SIZE:
intVal = clamp<int>(ParseInt(sc), 1, 1024);
defaults->SetArg(LIGHT_INTENSITY, intVal);
break;
case LIGHTTAG_SECSIZE:
intVal = clamp<int>(ParseInt(sc), 1, 1024);
defaults->SetArg(LIGHT_SECONDARY_INTENSITY, intVal);
break;
case LIGHTTAG_INTERVAL:
floatVal = ParseFloat(sc);
defaults->SetParameter(floatVal * 360.);
break;
case LIGHTTAG_SUBTRACTIVE:
defaults->SetSubtractive(ParseInt(sc) != 0);
break;
case LIGHTTAG_HALO: // old development garbage
ParseInt(sc);
break;
case LIGHTTAG_NOSHADOWMAP:
defaults->SetNoShadowmap(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTSELF:
defaults->SetDontLightSelf(ParseInt(sc) != 0);
break;
case LIGHTTAG_ATTENUATE:
defaults->SetAttenuate(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTACTORS:
defaults->SetDontLightActors(ParseInt(sc) != 0);
break;
case LIGHTTAG_SPOT:
{
float innerAngle = ParseFloat(sc);
float outerAngle = ParseFloat(sc);
defaults->SetSpot(true);
defaults->SetSpotInnerAngle(innerAngle);
defaults->SetSpotOuterAngle(outerAngle);
}
break;
default:
sc.ScriptError("Unknown tag: %s\n", sc.String);
}
}
if (defaults->GetArg(LIGHT_SECONDARY_INTENSITY) < defaults->GetArg(LIGHT_INTENSITY))
{
int v = defaults->GetArg(LIGHT_SECONDARY_INTENSITY);
defaults->SetArg(LIGHT_SECONDARY_INTENSITY, defaults->GetArg(LIGHT_INTENSITY));
defaults->SetArg(LIGHT_INTENSITY, v);
}
AddLightDefaults(defaults, lightSizeFactor);
}
else
{
sc.ScriptError("Expected '{'.\n");
}
}
#endif
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
#if 0
void ParseSectorLight()
{
int type;
float floatVal;
float floatTriple[3];
FLightDefaults *defaults;
// get name
sc.GetString();
FName name = sc.String;
// check for opening brace
sc.GetString();
if (sc.Compare("{"))
{
defaults = new FLightDefaults(name, SectorLight);
ScriptDepth++;
while (ScriptDepth)
{
sc.GetString();
type = sc.MatchString(LightTags);
switch (type)
{
case LIGHTTAG_OPENBRACE:
ScriptDepth++;
break;
case LIGHTTAG_CLOSEBRACE:
ScriptDepth--;
break;
case LIGHTTAG_COLOR:
ParseTriple(sc, floatTriple);
defaults->SetArg(LIGHT_RED, clamp<int>((int)(floatTriple[0] * 255), 0, 255));
defaults->SetArg(LIGHT_GREEN, clamp<int>((int)(floatTriple[1] * 255), 0, 255));
defaults->SetArg(LIGHT_BLUE, clamp<int>((int)(floatTriple[2] * 255), 0, 255));
break;
case LIGHTTAG_OFFSET:
ParseTriple(sc, floatTriple);
defaults->SetOffset(floatTriple);
break;
case LIGHTTAG_SCALE:
floatVal = ParseFloat(sc);
defaults->SetArg(LIGHT_INTENSITY, clamp((int)(floatVal * 255), 1, 1024));
break;
case LIGHTTAG_SUBTRACTIVE:
defaults->SetSubtractive(ParseInt(sc) != 0);
break;
case LIGHTTAG_HALO: // old development garbage
ParseInt(sc);
break;
case LIGHTTAG_NOSHADOWMAP:
defaults->SetNoShadowmap(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTSELF:
defaults->SetDontLightSelf(ParseInt(sc) != 0);
break;
case LIGHTTAG_ATTENUATE:
defaults->SetAttenuate(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTACTORS:
defaults->SetDontLightActors(ParseInt(sc) != 0);
break;
case LIGHTTAG_SPOT:
{
float innerAngle = ParseFloat(sc);
float outerAngle = ParseFloat(sc);
defaults->SetSpot(true);
defaults->SetSpotInnerAngle(innerAngle);
defaults->SetSpotOuterAngle(outerAngle);
}
break;
default:
sc.ScriptError("Unknown tag: %s\n", sc.String);
}
}
AddLightDefaults(defaults, lightSizeFactor);
}
else
{
sc.ScriptError("Expected '{'.\n");
}
}
#endif
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
#if 0
void ParseFrame(const FString &name)
{
int type, startDepth;
FString frameName;
// get name
sc.GetString();
if (strlen(sc.String) > 8)
{
sc.ScriptError("Name longer than 8 characters: %s\n", sc.String);
}
frameName = sc.String;
frameName.ToUpper();
startDepth = ScriptDepth;
// check for opening brace
sc.GetString();
if (sc.Compare("{"))
{
ScriptDepth++;
while (ScriptDepth > startDepth)
{
sc.GetString();
type = sc.MatchString(LightTags);
switch (type)
{
case LIGHTTAG_OPENBRACE:
ScriptDepth++;
break;
case LIGHTTAG_CLOSEBRACE:
ScriptDepth--;
break;
case LIGHTTAG_LIGHT:
ParseString(sc);
AddLightAssociation(name, frameName, sc.String);
break;
default:
sc.ScriptError("Unknown tag: %s\n", sc.String);
}
}
}
else
{
sc.ScriptError("Expected '{'.\n");
}
}
#endif
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
#if 0
void ParseObject()
{
int type;
FString name;
// get name
sc.GetString();
name = sc.String;
if (!PClass::FindActor(name))
sc.ScriptMessage("Warning: dynamic lights attached to non-existent actor %s\n", name.GetChars());
// check for opening brace
sc.GetString();
if (sc.Compare("{"))
{
ScriptDepth++;
while (ScriptDepth)
{
sc.GetString();
type = sc.MatchString(LightTags);
switch (type)
{
case LIGHTTAG_OPENBRACE:
ScriptDepth++;
break;
case LIGHTTAG_CLOSEBRACE:
ScriptDepth--;
break;
case LIGHTTAG_FRAME:
ParseFrame(name);
break;
default:
sc.ScriptError("Unknown tag: %s\n", sc.String);
}
}
}
else
{
sc.ScriptError("Expected '{'.\n");
}
}
#endif
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
#if 0
void ParseGldefSkybox()
{
int facecount=0;
sc.MustGetString();
FString s = sc.String;
FSkyBox * sb = new FSkyBox(s);
if (sc.CheckString("fliptop"))
{
sb->fliptop = true;
}
sc.MustGetStringName("{");
while (!sc.CheckString("}"))
{
sc.MustGetString();
if (facecount<6)
{
sb->faces[facecount] = TexMan.GetGameTexture(TexMan.GetTextureID(sc.String, ETextureType::Wall, FTextureManager::TEXMAN_TryAny|FTextureManager::TEXMAN_Overridable));
}
facecount++;
}
if (facecount != 3 && facecount != 6)
{
sc.ScriptError("%s: Skybox definition requires either 3 or 6 faces", s.GetChars());
}
sb->SetSize();
TexMan.AddGameTexture(MakeGameTexture(sb, s, ETextureType::Override));
}
#endif
//===========================================================================
//
// Reads glow definitions from GLDEFS
//
//===========================================================================
#if 0
void ParseGlow()
{
sc.MustGetStringName("{");
while (!sc.CheckString("}"))
{
sc.MustGetString();
if (sc.Compare("FLATS"))
{
sc.MustGetStringName("{");
while (!sc.CheckString("}"))
{
sc.MustGetString();
FTextureID flump=TexMan.CheckForTexture(sc.String, ETextureType::Flat,FTextureManager::TEXMAN_TryAny);
auto tex = TexMan.GetGameTexture(flump);
if (tex) tex->SetAutoGlowing();
}
}
else if (sc.Compare("WALLS"))
{
sc.MustGetStringName("{");
while (!sc.CheckString("}"))
{
sc.MustGetString();
FTextureID flump=TexMan.CheckForTexture(sc.String, ETextureType::Wall,FTextureManager::TEXMAN_TryAny);
auto tex = TexMan.GetGameTexture(flump);
if (tex) tex->SetAutoGlowing();
}
}
else if (sc.Compare("TEXTURE"))
{
sc.SetCMode(true);
sc.MustGetString();
FTextureID flump=TexMan.CheckForTexture(sc.String, ETextureType::Flat,FTextureManager::TEXMAN_TryAny);
auto tex = TexMan.GetGameTexture(flump);
sc.MustGetStringName(",");
sc.MustGetString();
PalEntry color = V_GetColor(sc.String);
//sc.MustGetStringName(",");
//sc.MustGetNumber();
if (sc.CheckString(","))
{
if (sc.CheckNumber())
{
if (tex) tex->SetGlowHeight(sc.Number);
if (!sc.CheckString(",")) goto skip_fb;
}
sc.MustGetStringName("fullbright");
if (tex) tex->SetFullbright();
}
skip_fb:
sc.SetCMode(false);
if (tex && color != 0)
{
tex->SetGlowing(color);
}
}
}
}
#endif
//==========================================================================
//
// Parses a brightmap definition
//
//==========================================================================
#if 0
void ParseBrightmap()
{
ETextureType type = ETextureType::Any;
bool disable_fullbright=false;
bool thiswad = false;
bool iwad = false;
FGameTexture *bmtex = NULL;
sc.MustGetString();
if (sc.Compare("texture")) type = ETextureType::Wall;
else if (sc.Compare("flat")) type = ETextureType::Flat;
else if (sc.Compare("sprite")) type = ETextureType::Sprite;
else sc.UnGet();
sc.MustGetString();
FTextureID no = TexMan.CheckForTexture(sc.String, type, FTextureManager::TEXMAN_TryAny | FTextureManager::TEXMAN_Overridable);
auto tex = TexMan.GetGameTexture(no);
sc.MustGetToken('{');
while (!sc.CheckToken('}'))
{
sc.MustGetString();
if (sc.Compare("disablefullbright"))
{
// This can also be used without a brightness map to disable
// fullbright in rotations that only use brightness maps on
// other angles.
disable_fullbright = true;
}
else if (sc.Compare("thiswad"))
{
// only affects textures defined in the WAD containing the definition file.
thiswad = true;
}
else if (sc.Compare ("iwad"))
{
// only affects textures defined in the IWAD.
iwad = true;
}
else if (sc.Compare ("map"))
{
sc.MustGetString();
if (bmtex != NULL)
{
Printf("Multiple brightmap definitions in texture %s\n", tex? tex->GetName().GetChars() : "(null)");
}
bmtex = TexMan.FindGameTexture(sc.String, ETextureType::Any, FTextureManager::TEXMAN_TryAny);
if (bmtex == NULL)
Printf("Brightmap '%s' not found in texture '%s'\n", sc.String, tex? tex->GetName().GetChars() : "(null)");
}
}
if (!tex)
{
return;
}
if (thiswad || iwad)
{
bool useme = false;
int lumpnum = tex->GetSourceLump();
if (lumpnum != -1)
{
if (iwad && fileSystem.GetFileContainer(lumpnum) <= fileSystem.GetMaxIwadNum()) useme = true;
if (thiswad && fileSystem.GetFileContainer(lumpnum) == fileSystem.GetFileContainer(workingLump)) useme = true;
}
if (!useme) return;
}
if (bmtex != NULL)
{
tex->SetBrightmap(bmtex);
}
tex->SetDisableFullbright(disable_fullbright);
}
#endif
#if 0
void SetShaderIndex(FGameTexture *tex, unsigned index)
{
auto desc = usershaders[index - FIRST_USER_SHADER];
if (desc.disablealphatest)
{
tex->SetTranslucent(true);
}
tex->SetShaderIndex(index);
}
#endif
//==========================================================================
//
// Parses a material definition
//
//==========================================================================
#if 0
void ParseMaterial()
{
ETextureType type = ETextureType::Any;
bool disable_fullbright = false;
bool disable_fullbright_specified = false;
bool thiswad = false;
bool iwad = false;
UserShaderDesc usershader;
TArray<FString> texNameList;
TArray<int> texNameIndex;
float speed = 1.f;
MaterialLayers mlay = { -1000, -1000 };
FGameTexture* textures[6] = {};
const char *keywords[7] = { "brightmap", "normal", "specular", "metallic", "roughness", "ao", nullptr };
const char *notFound[6] = { "Brightmap", "Normalmap", "Specular texture", "Metallic texture", "Roughness texture", "Ambient occlusion texture" };
sc.MustGetString();
if (sc.Compare("texture")) type = ETextureType::Wall;
else if (sc.Compare("flat")) type = ETextureType::Flat;
else if (sc.Compare("sprite")) type = ETextureType::Sprite;
else sc.UnGet();
sc.MustGetString();
FTextureID no = TexMan.CheckForTexture(sc.String, type, FTextureManager::TEXMAN_TryAny | FTextureManager::TEXMAN_Overridable);
auto tex = TexMan.GetGameTexture(no);
if (tex == nullptr)
{
sc.ScriptMessage("Material definition refers nonexistent texture '%s'\n", sc.String);
}
else tex->AddAutoMaterials(); // We need these before setting up the texture.
sc.MustGetToken('{');
while (!sc.CheckToken('}'))
{
sc.MustGetString();
if (sc.Compare("disablefullbright"))
{
// This can also be used without a brightness map to disable
// fullbright in rotations that only use brightness maps on
// other angles.
disable_fullbright = true;
disable_fullbright_specified = true;
}
else if (sc.Compare("thiswad"))
{
// only affects textures defined in the WAD containing the definition file.
thiswad = true;
}
else if (sc.Compare ("iwad"))
{
// only affects textures defined in the IWAD.
iwad = true;
}
else if (sc.Compare("glossiness"))
{
sc.MustGetFloat();
mlay.Glossiness = (float)sc.Float;
}
else if (sc.Compare("specularlevel"))
{
sc.MustGetFloat();
mlay.SpecularLevel = (float)sc.Float;
}
else if (sc.Compare("speed"))
{
sc.MustGetFloat();
speed = float(sc.Float);
}
else if (sc.Compare("shader"))
{
sc.MustGetString();
usershader.shader = sc.String;
}
else if (sc.Compare("texture"))
{
sc.MustGetString();
FString textureName = sc.String;
for (FString &texName : texNameList)
{
if (!texName.Compare(textureName))
{
sc.ScriptError("Trying to redefine custom hardware shader texture '%s' in texture '%s'\n", textureName.GetChars(), tex ? tex->GetName().GetChars() : "(null)");
}
}
sc.MustGetString();
if (tex)
{
bool okay = false;
for (size_t i = 0; i < countof(mlay.CustomShaderTextures); i++)
{
if (!mlay.CustomShaderTextures[i])
{
mlay.CustomShaderTextures[i] = TexMan.FindGameTexture(sc.String, ETextureType::Any, FTextureManager::TEXMAN_TryAny);
if (!mlay.CustomShaderTextures[i])
{
sc.ScriptError("Custom hardware shader texture '%s' not found in texture '%s'\n", sc.String, tex->GetName().GetChars());
}
texNameList.Push(textureName);
texNameIndex.Push((int)i);
okay = true;
break;
}
}
if (!okay)
{
sc.ScriptError("Error: out of texture units in texture '%s'", tex->GetName().GetChars());
}
}
}
else if (sc.Compare("define"))
{
sc.MustGetString();
FString defineName = sc.String;
FString defineValue = "";
if (sc.CheckToken('='))
{
sc.MustGetString();
defineValue = sc.String;
}
usershader.defines.AppendFormat("#define %s %s\n", defineName.GetChars(), defineValue.GetChars());
}
else
{
for (int i = 0; keywords[i] != nullptr; i++)
{
if (sc.Compare (keywords[i]))
{
sc.MustGetString();
if (textures[i])
Printf("Multiple %s definitions in texture %s\n", keywords[i], tex? tex->GetName().GetChars() : "(null)");
textures[i] = TexMan.FindGameTexture(sc.String, ETextureType::Any, FTextureManager::TEXMAN_TryAny);
if (!textures[i])
Printf("%s '%s' not found in texture '%s'\n", notFound[i], sc.String, tex? tex->GetName().GetChars() : "(null)");
break;
}
}
}
}
if (!tex)
{
return;
}
if (thiswad || iwad)
{
bool useme = false;
int lumpnum = tex->GetSourceLump();
if (lumpnum != -1)
{
if (iwad && fileSystem.GetFileContainer(lumpnum) <= fileSystem.GetMaxIwadNum()) useme = true;
if (thiswad && fileSystem.GetFileContainer(lumpnum) == fileSystem.GetFileContainer(workingLump)) useme = true;
}
if (!useme) return;
}
FGameTexture **bindings[6] =
{
&mlay.Brightmap,
&mlay.Normal,
&mlay.Specular,
&mlay.Metallic,
&mlay.Roughness,
&mlay.AmbientOcclusion
};
for (int i = 0; keywords[i] != nullptr; i++)
{
if (textures[i])
{
*bindings[i] = textures[i];
}
}
if (disable_fullbright_specified)
tex->SetDisableFullbright(disable_fullbright);
if (usershader.shader.IsNotEmpty())
{
int firstUserTexture;
if ((mlay.Normal || tex->Normal.get()) && (mlay.Specular || tex->Specular.get()))
{
usershader.shaderType = SHADER_Specular;
firstUserTexture = 7;
}
else if ((mlay.Normal || tex->Normal.get()) && (mlay.Metallic || tex->Metallic.get()) && (mlay.Roughness || tex->Roughness.get()) && (mlay.AmbientOcclusion || tex->AmbientOcclusion.get()))
{
usershader.shaderType = SHADER_PBR;
firstUserTexture = 9;
}
else
{
usershader.shaderType = SHADER_Default;
firstUserTexture = 5;
}
for (unsigned int i = 0; i < texNameList.Size(); i++)
{
usershader.defines.AppendFormat("#define %s texture%d\n", texNameList[i].GetChars(), texNameIndex[i] + firstUserTexture);
}
if (tex->isWarped() != 0)
{
Printf("Cannot combine warping with hardware shader on texture '%s'\n", tex->GetName().GetChars());
return;
}
tex->SetShaderSpeed(speed);
for (unsigned i = 0; i < usershaders.Size(); i++)
{
if (!usershaders[i].shader.CompareNoCase(usershader.shader) &&
usershaders[i].shaderType == usershader.shaderType &&
!usershaders[i].defines.Compare(usershader.defines))
{
SetShaderIndex(tex, i + FIRST_USER_SHADER);
tex->SetShaderLayers(mlay);
return;
}
}
SetShaderIndex(tex, usershaders.Push(usershader) + FIRST_USER_SHADER);
}
tex->SetShaderLayers(mlay);
}
#endif
//==========================================================================
//
// Parses a shader definition
//
//==========================================================================
void ParseHardwareShader()
{
sc.MustGetString();
if (sc.Compare("postprocess"))
{
sc.MustGetString();
PostProcessShader shaderdesc;
shaderdesc.Target = sc.String;
shaderdesc.Target.ToLower();
bool validTarget = false;
if (sc.Compare("beforebloom")) validTarget = true;
if (sc.Compare("scene")) validTarget = true;
if (sc.Compare("screen")) validTarget = true;
if (!validTarget)
sc.ScriptError("Invalid target '%s' for postprocess shader",sc.String);
sc.MustGetToken('{');
while (!sc.CheckToken('}'))
{
sc.MustGetString();
if (sc.Compare("shader"))
{
sc.MustGetString();
shaderdesc.ShaderLumpName = sc.String;
sc.MustGetNumber();
shaderdesc.ShaderVersion = sc.Number;
if (sc.Number > 450 || sc.Number < 330)
sc.ScriptError("Shader version must be in range 330 to 450!");
}
else if (sc.Compare("name"))
{
sc.MustGetString();
shaderdesc.Name = sc.String;
}
else if (sc.Compare("uniform") || sc.Compare("cvar_uniform"))
{
bool is_cvar = sc.Compare("cvar_uniform");
sc.MustGetString();
FString uniformType = sc.String;
uniformType.ToLower();
sc.MustGetString();
FString uniformName = sc.String;
PostProcessUniformType parsedType = PostProcessUniformType::Undefined;
if (uniformType.Compare("int") == 0)
parsedType = PostProcessUniformType::Int;
else if (uniformType.Compare("float") == 0)
parsedType = PostProcessUniformType::Float;
else if (uniformType.Compare("vec2") == 0)
parsedType = PostProcessUniformType::Vec2;
else if (uniformType.Compare("vec3") == 0)
parsedType = PostProcessUniformType::Vec3;
else
sc.ScriptError("Unrecognized uniform type '%s'", sc.String);
auto strUniformType = sc.String;
if (parsedType != PostProcessUniformType::Undefined)
shaderdesc.Uniforms[uniformName].Type = parsedType;
if (is_cvar)
{
if (!shaderdesc.Name.GetChars())
sc.ScriptError("Shader must have a name to use cvar uniforms");
ECVarType cvartype = CVAR_Dummy;
int cvarflags = CVAR_MOD|CVAR_ARCHIVE|CVAR_VIRTUAL;
FBaseCVar *cvar;
void (*callback)(FBaseCVar&) = NULL;
FString cvarname;
switch (parsedType)
{
case PostProcessUniformType::Int:
cvartype = CVAR_Int;
callback = (void (*)(FBaseCVar&))uniform_callback_int;
break;
case PostProcessUniformType::Float:
cvartype = CVAR_Float;
callback = (void (*)(FBaseCVar&))uniform_callback_float;
break;
default:
sc.ScriptError("'%s' not supported for CVAR uniforms!", strUniformType);
break;
}
sc.MustGetString();
cvarname = sc.String;
cvar = FindCVar(cvarname, NULL);
if (!cvar)
cvar = C_CreateCVar(cvarname, cvartype, cvarflags);
if (!(cvar->GetFlags() & CVAR_MOD))
{
if (!((cvar->GetFlags() & (CVAR_AUTO | CVAR_UNSETTABLE)) == (CVAR_AUTO | CVAR_UNSETTABLE)))
sc.ScriptError("CVAR '%s' already in use!", cvarname.GetChars());
}
UCVarValue val;
sc.MustGetFloat();
val.Float = sc.Float;
// must've picked this up from an autoexec.cfg, handle accordingly
if (cvar && ((cvar->GetFlags() & (CVAR_MOD|CVAR_AUTO|CVAR_UNSETTABLE)) == (CVAR_AUTO | CVAR_UNSETTABLE)))
{
val = cvar->GetGenericRep(CVAR_Float);
delete cvar;
cvar = C_CreateCVar(cvarname, cvartype, cvarflags);
}
shaderdesc.Uniforms[uniformName].Values[0] = sc.Number;
cvar->SetGenericRepDefault(val, CVAR_Float);
if (callback)
cvar->SetCallback(callback);
ExtraUniformCVARData* extra = new ExtraUniformCVARData;
extra->Shader = shaderdesc.Name.GetChars();
extra->Uniform = uniformName.GetChars();
cvar->SetExtraDataPointer(extra);
}
}
else if (sc.Compare("texture"))
{
sc.MustGetString();
FString textureName = sc.String;
sc.MustGetString();
FString textureSource = sc.String;
shaderdesc.Textures[textureName] = textureSource;
}
else if (sc.Compare("enabled"))
{
shaderdesc.Enabled = true;
}
else
{
sc.ScriptError("Unknown keyword '%s'", sc.String);
}
}
PostProcessShaders.Push(shaderdesc);
}
else
{
#if 0 // not ready for this yet
ETextureType type = ETextureType::Any;
if (sc.Compare("texture")) type = ETextureType::Wall;
else if (sc.Compare("flat")) type = ETextureType::Flat;
else if (sc.Compare("sprite")) type = ETextureType::Sprite;
else sc.UnGet();
bool disable_fullbright = false;
bool thiswad = false;
bool iwad = false;
int maplump = -1;
UserShaderDesc desc;
desc.shaderType = SHADER_Default;
TArray<FString> texNameList;
TArray<int> texNameIndex;
float speed = 1.f;
sc.MustGetString();
FTextureID no = TexMan.CheckForTexture(sc.String, type);
auto tex = TexMan.GetGameTexture(no);
if (tex) tex->AddAutoMaterials();
MaterialLayers mlay = { -1000, -1000 };
sc.MustGetToken('{');
while (!sc.CheckToken('}'))
{
sc.MustGetString();
if (sc.Compare("shader"))
{
sc.MustGetString();
desc.shader = sc.String;
}
else if (sc.Compare("material"))
{
sc.MustGetString();
static MaterialShaderIndex typeIndex[6] = { SHADER_Default, SHADER_Default, SHADER_Specular, SHADER_Specular, SHADER_PBR, SHADER_PBR };
static bool usesBrightmap[6] = { false, true, false, true, false, true };
static const char *typeName[6] = { "normal", "brightmap", "specular", "specularbrightmap", "pbr", "pbrbrightmap" };
bool found = false;
for (int i = 0; i < 6; i++)
{
if (sc.Compare(typeName[i]))
{
desc.shaderType = typeIndex[i];
if (usesBrightmap[i]) desc.shaderFlags |= SFlag_Brightmap;
found = true;
break;
}
}
if (!found)
sc.ScriptError("Unknown material type '%s' specified\n", sc.String);
}
else if (sc.Compare("speed"))
{
sc.MustGetFloat();
speed = float(sc.Float);
}
else if (sc.Compare("texture"))
{
sc.MustGetString();
FString textureName = sc.String;
for(FString &texName : texNameList)
{
if(!texName.Compare(textureName))
{
sc.ScriptError("Trying to redefine custom hardware shader texture '%s' in texture '%s'\n", textureName.GetChars(), tex? tex->GetName().GetChars() : "(null)");
}
}
sc.MustGetString();
bool okay = false;
for (size_t i = 0; i < countof(mlay.CustomShaderTextures); i++)
{
if (!mlay.CustomShaderTextures[i])
{
mlay.CustomShaderTextures[i] = TexMan.FindGameTexture(sc.String, ETextureType::Any, FTextureManager::TEXMAN_TryAny);
if (!mlay.CustomShaderTextures[i])
{
sc.ScriptError("Custom hardware shader texture '%s' not found in texture '%s'\n", sc.String, tex? tex->GetName().GetChars() : "(null)");
}
texNameList.Push(textureName);
texNameIndex.Push((int)i);
okay = true;
break;
}
}
if(!okay)
{
sc.ScriptError("Error: out of texture units in texture '%s'", tex? tex->GetName().GetChars() : "(null)");
}
}
else if(sc.Compare("define"))
{
sc.MustGetString();
FString defineName = sc.String;
FString defineValue = "";
if(sc.CheckToken('='))
{
sc.MustGetString();
defineValue = sc.String;
}
desc.defines.AppendFormat("#define %s %s\n", defineName.GetChars(), defineValue.GetChars());
}
else if (sc.Compare("disablealphatest"))
{
desc.disablealphatest = true;
}
}
if (!tex)
{
return;
}
int firstUserTexture;
switch (desc.shaderType)
{
default:
case SHADER_Default: firstUserTexture = 5; break;
case SHADER_Specular: firstUserTexture = 7; break;
case SHADER_PBR: firstUserTexture = 9; break;
}
for (unsigned int i = 0; i < texNameList.Size(); i++)
{
desc.defines.AppendFormat("#define %s texture%d\n", texNameList[i].GetChars(), texNameIndex[i] + firstUserTexture);
}
if (desc.shader.IsNotEmpty())
{
if (tex->isWarped() != 0)
{
Printf("Cannot combine warping with hardware shader on texture '%s'\n", tex->GetName().GetChars());
return;
}
tex->SetShaderSpeed(speed);
for (unsigned i = 0; i < usershaders.Size(); i++)
{
if (!usershaders[i].shader.CompareNoCase(desc.shader) &&
usershaders[i].shaderType == desc.shaderType &&
!usershaders[i].defines.Compare(desc.defines))
{
SetShaderIndex(tex, i + FIRST_USER_SHADER);
tex->SetShaderLayers(mlay);
return;
}
}
SetShaderIndex(tex, usershaders.Push(desc) + FIRST_USER_SHADER);
}
tex->SetShaderLayers(mlay);
#endif
}
}
#if 0
void ParseColorization(FScanner& sc)
{
TextureManipulation tm = {};
tm.ModulateColor = 0x01ffffff;
sc.MustGetString();
FName cname = sc.String;
sc.MustGetToken('{');
while (!sc.CheckToken('}'))
{
sc.MustGetString();
if (sc.Compare("DesaturationFactor"))
{
sc.MustGetFloat();
tm.DesaturationFactor = (float)sc.Float;
}
else if (sc.Compare("AddColor"))
{
sc.MustGetString();
tm.AddColor = (tm.AddColor & 0xff000000) | (V_GetColor(sc) & 0xffffff);
}
else if (sc.Compare("ModulateColor"))
{
sc.MustGetString();
tm.ModulateColor = V_GetColor(sc) & 0xffffff;
if (sc.CheckToken(','))
{
sc.MustGetNumber();
tm.ModulateColor.a = sc.Number;
}
else tm.ModulateColor.a = 1;
}
else if (sc.Compare("BlendColor"))
{
sc.MustGetString();
tm.BlendColor = V_GetColor(sc) & 0xffffff;
sc.MustGetToken(',');
sc.MustGetString();
static const char* opts[] = { "none", "alpha", "screen", "overlay", "hardlight", nullptr };
tm.AddColor.a = (tm.AddColor.a & ~TextureManipulation::BlendMask) | sc.MustMatchString(opts);
if (sc.Compare("alpha"))
{
sc.MustGetToken(',');
sc.MustGetFloat();
tm.BlendColor.a = (uint8_t)(clamp(sc.Float, 0., 1.) * 255);
}
}
else if (sc.Compare("invert"))
{
tm.AddColor.a |= TextureManipulation::InvertBit;
}
else sc.ScriptError("Unknown token '%s'", sc.String);
}
if (tm.CheckIfEnabled())
{
TexMan.InsertTextureManipulation(cname, tm);
}
else
{
TexMan.RemoveTextureManipulation(cname);
}
}
#endif
public:
//==========================================================================
//
//
//
//==========================================================================
void DoParseDefs()
{
int recursion=0;
int lump, type;
// Get actor class name.
while (true)
{
sc.SavePos();
if (!sc.GetToken ())
{
return;
}
type = sc.MatchString(CoreKeywords);
switch (type)
{
case TAG_INCLUDE:
{
sc.MustGetString();
// This is not using sc.Open because it can print a more useful error message when done here
lump = fileSystem.CheckNumForFullName(sc.String, true);
if (lump==-1)
sc.ScriptError("Lump '%s' not found", sc.String);
GLDefsParser newscanner(lump, LightAssociations);
newscanner.lightSizeFactor = lightSizeFactor;
newscanner.DoParseDefs();
break;
}
#if 0
case LIGHT_POINT:
ParsePointLight();
break;
case LIGHT_PULSE:
ParsePulseLight();
break;
case LIGHT_FLICKER:
ParseFlickerLight();
break;
case LIGHT_FLICKER2:
ParseFlickerLight2();
break;
case LIGHT_SECTOR:
ParseSectorLight();
break;
case LIGHT_OBJECT:
ParseObject();
break;
case LIGHT_CLEAR:
// This has been intentionally removed
break;
#endif
case TAG_SHADER:
ParseShader();
break;
case TAG_CLEARSHADERS:
break;
#if 0
case TAG_SKYBOX:
ParseGldefSkybox();
break;
case TAG_GLOW:
ParseGlow();
break;
case TAG_BRIGHTMAP:
ParseBrightmap();
break;
case TAG_MATERIAL:
ParseMaterial();
break;
#endif
case TAG_HARDWARESHADER:
ParseHardwareShader();
break;
#if 0
case TAG_DETAIL:
ParseDetailTexture();
break;
case TAG_LIGHTSIZEFACTOR:
lightSizeFactor = ParseFloat(sc);
break;
case TAG_DISABLE_FB:
{
/* not implemented.
sc.MustGetString();
const PClass *cls = PClass::FindClass(sc.String);
if (cls) GetDefaultByType(cls)->renderflags |= RF_NEVERFULLBRIGHT;
*/
}
break;
case TAG_COLORIZATION:
ParseColorization(sc);
break;
#endif
default:
sc.ScriptError("Error parsing defs. Unknown tag: %s.\n", sc.String);
break;
}
}
}
GLDefsParser(int lumpnum, TArray<FLightAssociation> &la)
: sc(lumpnum), workingLump(lumpnum), LightAssociations(la)
{
}
};
//==========================================================================
//
//
//
//==========================================================================
void LoadGLDefs(const char *defsLump)
{
TArray<FLightAssociation> LightAssociations;
int workingLump, lastLump;
static const char *gldefsnames[] = { "GLDEFS", defsLump, nullptr };
lastLump = 0;
while ((workingLump = fileSystem.FindLumpMulti(gldefsnames, &lastLump)) != -1)
{
GLDefsParser sc(workingLump, LightAssociations);
sc.DoParseDefs();
}
#if 0
InitializeActorLights(LightAssociations);
#endif
}
//==========================================================================
//
//
//
//==========================================================================
void ParseGLDefs()
{
const char *defsLump = NULL;
#if 0
LightDefaults.DeleteAndClear();
AttenuationIsSet = -1;
#endif
//gl_DestroyUserShaders(); function says 'todo'
#if 0
// should we really use a system like this anymore with the advent of filter folders?
switch (gameinfo.gametype)
{
case GAME_Heretic:
defsLump = "HTICDEFS";
break;
case GAME_Hexen:
defsLump = "HEXNDEFS";
break;
case GAME_Strife:
defsLump = "STRFDEFS";
break;
case GAME_Doom:
defsLump = "DOOMDEFS";
break;
case GAME_Chex:
defsLump = "CHEXDEFS";
break;
default: // silence GCC
break;
}
#endif
#if 0
ParseVavoomSkybox();
#endif
LoadGLDefs(defsLump);
}
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