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Torque3D/Engine/source/afx/ce/afxZodiac.cpp
AzaezelX 3c0360fd2f uninitialized variables-afx
2020-05-11 13:54:23 -05:00

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//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
// Arcane-FX for MIT Licensed Open Source version of Torque 3D from GarageGames
// Copyright (C) 2015 Faust Logic, Inc.
//
// 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 THE
// AUTHORS OR COPYRIGHT HOLDERS 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.
//
//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
#include "afx/arcaneFX.h"
#include "console/consoleTypes.h"
#include "core/stream/bitStream.h"
#include "core/frameAllocator.h"
#include "terrain/terrRender.h"
#include "gfx/primBuilder.h"
#include "afx/ce/afxZodiac.h"
GFX_ImplementTextureProfile(AFX_GFXZodiacTextureProfile,
GFXTextureProfile::DiffuseMap,
GFXTextureProfile::Static | GFXTextureProfile::NoMipmap | GFXTextureProfile::PreserveSize,
GFXTextureProfile::NONE);
//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
void afxZodiacData::convertGradientRangeFromDegrees(Point2F& gradrange, const Point2F& gradrange_deg)
{
F32 x = mCos(mDegToRad(gradrange_deg.x));
F32 y = mCos(mDegToRad(gradrange_deg.y));
if (y > x)
gradrange.set(x, y);
else
gradrange.set(y, x);
}
//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
// afxZodiacData
IMPLEMENT_CO_DATABLOCK_V1(afxZodiacData);
ConsoleDocClass( afxZodiacData,
"@brief A datablock that specifies a decal-like Zodiac effect.\n\n"
"Zodiacs are special-purpose decal textures, often circular, that are always projected vertically onto the ground. Parameters "
"control dynamic rotation and scale as well as texture, color, and blending style."
"\n\n"
"Zodiacs render on objects of type TerrainBlock, InteriorInstance, GroundPlane, MeshRoad, and TSStatic. They are very "
"effective as spellcasting lighting rings, explosion shockwaves, scorched earth decals, and selection indicators."
"\n\n"
"@ingroup afxEffects\n"
"@ingroup AFX\n"
"@ingroup Datablocks\n"
);
StringTableEntry afxZodiacData::GradientRangeSlot;
bool afxZodiacData::sPreferDestinationGradients = false;
afxZodiacData::afxZodiacData()
{
txr_name = ST_NULLSTRING;
radius_xy = 1;
vert_range.set(0.0f, 0.0f);
start_ang = 0;
ang_per_sec = 0;
color.set(1,1,1,1);
grow_in_time = 0.0f;
shrink_out_time = 0.0f;
growth_rate = 0.0f;
blend_flags = BLEND_NORMAL;
terrain_ok = true;
interiors_ok = true;
reflected_ok = false;
non_reflected_ok = true;
respect_ori_cons = false;
scale_vert_range = true;
interior_h_only = false;
interior_v_ignore = false;
interior_back_ignore = false;
interior_opaque_ignore = false;
interior_transp_ignore = true;
altitude_max = 0.0f;
altitude_falloff = 0.0f;
altitude_shrinks = false;
altitude_fades = false;
distance_max = 75.0f;
distance_falloff = 30.0f;
use_grade_range = false;
prefer_dest_grade = sPreferDestinationGradients;
grade_range_user.set(0.0f, 45.0f);
afxZodiacData::convertGradientRangeFromDegrees(grade_range, grade_range_user);
inv_grade_range = false;
zflags = 0;
}
afxZodiacData::afxZodiacData(const afxZodiacData& other, bool temp_clone) : GameBaseData(other, temp_clone)
{
txr_name = other.txr_name;
txr = other.txr;
radius_xy = other.radius_xy;
vert_range = other.vert_range;
start_ang = other.start_ang;
ang_per_sec = other.ang_per_sec;
grow_in_time = other.grow_in_time;
shrink_out_time = other.shrink_out_time;
growth_rate = other.growth_rate;
color = other.color;
altitude_max = other.altitude_max;
altitude_falloff = other.altitude_falloff;
altitude_shrinks = other.altitude_shrinks;
altitude_fades = other.altitude_fades;
distance_max = other.distance_max;
distance_falloff = other.distance_falloff;
use_grade_range = other.use_grade_range;
prefer_dest_grade = other.prefer_dest_grade;
grade_range = other.grade_range;
inv_grade_range = other.inv_grade_range;
zflags = other.zflags;
expand_zflags();
}
ImplementEnumType( afxZodiac_BlendType, "Possible zodiac blend types.\n" "@ingroup afxZodiac\n\n" )
{ afxZodiacData::BLEND_NORMAL, "normal", "..." },
{ afxZodiacData::BLEND_ADDITIVE, "additive", "..." },
{ afxZodiacData::BLEND_SUBTRACTIVE, "subtractive", "..." },
EndImplementEnumType;
void afxZodiacData::initPersistFields()
{
addField("texture", TypeFilename, Offset(txr_name, afxZodiacData),
"An image to use as the zodiac's texture.");
addField("radius", TypeF32, Offset(radius_xy, afxZodiacData),
"The zodiac's radius in scene units.");
addField("verticalRange", TypePoint2F, Offset(vert_range, afxZodiacData),
"For interior zodiacs only, verticalRange specifies distances above and below the "
"zodiac's position. If both values are 0.0, the radius is used.");
addField("scaleVerticalRange", TypeBool, Offset(scale_vert_range, afxZodiacData),
"Specifies if the zodiac's verticalRange should scale according to changes in the "
"radius. When a zodiacs is used as an expanding shockwave, this value should be set "
"to false, otherwise the zodiac can expand to cover an entire interior.");
addField("startAngle", TypeF32, Offset(start_ang, afxZodiacData),
"The starting angle in degrees of the zodiac's rotation.");
addField("rotationRate", TypeF32, Offset(ang_per_sec, afxZodiacData),
"The rate of rotation in degrees-per-second. Zodiacs with a positive rotationRate "
"rotate clockwise, while those with negative values turn counter-clockwise.");
addField("growInTime", TypeF32, Offset(grow_in_time, afxZodiacData),
"A duration of time in seconds over which the zodiac grows from a zero size to its "
"full size as specified by the radius.");
addField("shrinkOutTime", TypeF32, Offset(shrink_out_time, afxZodiacData),
"A duration of time in seconds over which the zodiac shrinks from full size to "
"invisible.");
addField("growthRate", TypeF32, Offset(growth_rate, afxZodiacData),
"A rate in meters-per-second at which the zodiac grows in size. A negative value will "
"shrink the zodiac.");
addField("color", TypeColorF, Offset(color, afxZodiacData),
"A color value for the zodiac.");
addField("blend", TYPEID<BlendType>(), Offset(blend_flags, afxZodiacData),
"A blending style for the zodiac. Possible values: normal, additive, or subtractive.");
addField("showOnTerrain", TypeBool, Offset(terrain_ok, afxZodiacData),
"Specifies if the zodiac should be rendered on terrain or terrain-like surfaces.");
addField("showOnInteriors", TypeBool, Offset(interiors_ok, afxZodiacData),
"Specifies if the zodiac should be rendered on interior or interior-like surfaces.");
addField("showInReflections", TypeBool, Offset(reflected_ok, afxZodiacData),
"Specifies if the zodiac should be rendered on the reflection rendering pass of the "
"object it will be projected onto.");
addField("showInNonReflections", TypeBool, Offset(non_reflected_ok, afxZodiacData),
"Specifies if the zodiac should be rendered on the non-reflection rendering pass of "
"the object it will be projected onto.");
addField("trackOrientConstraint", TypeBool, Offset(respect_ori_cons, afxZodiacData),
"Specifies if the zodiac's rotation should be defined by its constrained "
"transformation.");
addField("interiorHorizontalOnly", TypeBool, Offset(interior_h_only, afxZodiacData),
"Specifies if interior zodiacs should be rendered exclusively on perfectly horizontal "
"interior surfaces.");
addField("interiorIgnoreVertical", TypeBool, Offset(interior_v_ignore, afxZodiacData),
"Specifies if interior zodiacs should not be rendered on perfectly vertical interior "
"surfaces.");
addField("interiorIgnoreBackfaces", TypeBool, Offset(interior_back_ignore, afxZodiacData),
"Specifies if interior zodiacs should not be rendered on interior surface which are "
"backfacing to the zodiac's center.");
addField("interiorIgnoreOpaque", TypeBool, Offset(interior_opaque_ignore, afxZodiacData),
"");
addField("interiorIgnoreTransparent", TypeBool, Offset(interior_transp_ignore, afxZodiacData),
"");
addField("altitudeMax", TypeF32, Offset(altitude_max, afxZodiacData),
"The altitude at which zodiac becomes invisible as the result of fading out or "
"becoming too small.");
addField("altitudeFalloff", TypeF32, Offset(altitude_falloff, afxZodiacData),
"The altitude at which zodiac begins to fade and/or shrink.");
addField("altitudeShrinks", TypeBool, Offset(altitude_shrinks, afxZodiacData),
"When true, zodiac becomes smaller as altitude increases.");
addField("altitudeFades", TypeBool, Offset(altitude_fades, afxZodiacData),
"When true, zodiac fades out as altitude increases.");
addField("distanceMax", TypeF32, Offset(distance_max, afxZodiacData),
"The distance from camera at which the zodiac becomes invisible as the result of "
"fading out.");
addField("distanceFalloff", TypeF32, Offset(distance_falloff, afxZodiacData),
"The distance from camera at which the zodiac begins to fade out.");
addField("useGradientRange", TypeBool, Offset(use_grade_range, afxZodiacData),
"When true, gradientRange will be used to determine on which polygons the zodiac will "
"render.");
addField("preferDestinationGradients", TypeBool, Offset(prefer_dest_grade, afxZodiacData),
"When true, a gradientRange specified on an InteriorInstance or TSStatic will be used "
"instead of the zodiac's gradientRange.");
addField("gradientRange", TypePoint2F, Offset(grade_range_user, afxZodiacData),
"Zodiac will render on polygons with gradients within the range specified by "
"gradientRange. 0 for floor polys, 90 for wall polys, 180 for ceiling polys.");
addField("invertGradientRange", TypeBool, Offset(inv_grade_range, afxZodiacData),
"When true, the zodiac will render on polygons with gradients outside of the range "
"specified by gradientRange.");
Parent::initPersistFields();
GradientRangeSlot = StringTable->lookup("gradientRange");
Con::addVariable("pref::afxZodiac::preferDestinationGradients", TypeBool, &sPreferDestinationGradients);
}
bool afxZodiacData::onAdd()
{
if (Parent::onAdd() == false)
return false;
if (altitude_falloff > altitude_max)
altitude_falloff = altitude_max;
if (distance_falloff > distance_max)
distance_falloff = distance_max;
return true;
}
void afxZodiacData::packData(BitStream* stream)
{
Parent::packData(stream);
merge_zflags();
stream->writeString(txr_name);
stream->write(radius_xy);
stream->write(vert_range.x);
stream->write(vert_range.y);
stream->write(grade_range.x);
stream->write(grade_range.y);
stream->write(start_ang);
stream->write(ang_per_sec);
stream->write(grow_in_time);
stream->write(shrink_out_time);
stream->write(growth_rate);
stream->write(color);
stream->write(zflags);
stream->write(altitude_max);
stream->write(altitude_falloff);
stream->writeFlag(altitude_shrinks);
stream->writeFlag(altitude_fades);
stream->write(distance_max);
stream->write(distance_falloff);
}
void afxZodiacData::unpackData(BitStream* stream)
{
Parent::unpackData(stream);
txr_name = stream->readSTString();
txr = GFXTexHandle();
stream->read(&radius_xy);
stream->read(&vert_range.x);
stream->read(&vert_range.y);
stream->read(&grade_range.x);
stream->read(&grade_range.y);
stream->read(&start_ang);
stream->read(&ang_per_sec);
stream->read(&grow_in_time);
stream->read(&shrink_out_time);
stream->read(&growth_rate);
stream->read(&color);
stream->read(&zflags);
stream->read(&altitude_max);
stream->read(&altitude_falloff);
altitude_shrinks = stream->readFlag();
altitude_fades = stream->readFlag();
stream->read(&distance_max);
stream->read(&distance_falloff);
expand_zflags();
}
bool afxZodiacData::preload(bool server, String &errorStr)
{
if (!Parent::preload(server, errorStr))
return false;
if (!server)
{
if (txr_name && txr_name[0] != '\0')
{
txr.set(txr_name, &AFX_GFXZodiacTextureProfile, "Zodiac Texture");
}
}
if (vert_range.x == 0.0f && vert_range.y == 0.0f)
vert_range.x = vert_range.y = radius_xy;
return true;
}
void afxZodiacData::onStaticModified(const char* slot, const char* newValue)
{
Parent::onStaticModified(slot, newValue);
if (slot == GradientRangeSlot)
{
convertGradientRangeFromDegrees(grade_range, grade_range_user);
return;
}
merge_zflags();
}
void afxZodiacData::onPerformSubstitutions()
{
if (txr_name && txr_name[0] != '\0')
{
txr.set(txr_name, &AFX_GFXZodiacTextureProfile, "Zodiac Texture");
}
}
F32 afxZodiacData::calcRotationAngle(F32 elapsed, F32 rate_factor)
{
F32 angle = start_ang + elapsed*ang_per_sec*rate_factor;
angle = mFmod(angle, 360.0f);
return angle;
}
void afxZodiacData::expand_zflags()
{
blend_flags = (zflags & BLEND_MASK);
terrain_ok = ((zflags & SHOW_ON_TERRAIN) != 0);
interiors_ok = ((zflags & SHOW_ON_INTERIORS) != 0);
reflected_ok = ((zflags & SHOW_IN_REFLECTIONS) != 0);
non_reflected_ok = ((zflags & SHOW_IN_NON_REFLECTIONS) != 0);
respect_ori_cons = ((zflags & RESPECT_ORIENTATION) != 0);
scale_vert_range = ((zflags & SCALE_VERT_RANGE) != 0);
interior_h_only = ((zflags & INTERIOR_HORIZ_ONLY) != 0);
interior_v_ignore = ((zflags & INTERIOR_VERT_IGNORE) != 0);
interior_back_ignore = ((zflags & INTERIOR_BACK_IGNORE) != 0);
interior_opaque_ignore = ((zflags & INTERIOR_OPAQUE_IGNORE) != 0);
interior_transp_ignore = ((zflags & INTERIOR_TRANSP_IGNORE) != 0);
use_grade_range = ((zflags & USE_GRADE_RANGE) != 0);
prefer_dest_grade = ((zflags & PREFER_DEST_GRADE) != 0);
inv_grade_range = ((zflags & INVERT_GRADE_RANGE) != 0);
}
void afxZodiacData::merge_zflags()
{
zflags = (blend_flags & BLEND_MASK);
if (terrain_ok)
zflags |= SHOW_ON_TERRAIN;
if (interiors_ok)
zflags |= SHOW_ON_INTERIORS;
if (reflected_ok)
zflags |= SHOW_IN_REFLECTIONS;
if (non_reflected_ok)
zflags |= SHOW_IN_NON_REFLECTIONS;
if (respect_ori_cons)
zflags |= RESPECT_ORIENTATION;
if (scale_vert_range)
zflags |= SCALE_VERT_RANGE;
if (interior_h_only)
zflags |= INTERIOR_HORIZ_ONLY;
if (interior_v_ignore)
zflags |= INTERIOR_VERT_IGNORE;
if (interior_back_ignore)
zflags |= INTERIOR_BACK_IGNORE;
if (interior_opaque_ignore)
zflags |= INTERIOR_OPAQUE_IGNORE;
if (interior_transp_ignore)
zflags |= INTERIOR_TRANSP_IGNORE;
if (use_grade_range)
zflags |= USE_GRADE_RANGE;
if (prefer_dest_grade)
zflags |= PREFER_DEST_GRADE;
if (inv_grade_range)
zflags |= INVERT_GRADE_RANGE;
}
//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
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