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Engine directory for ticket #1
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320
Engine/source/environment/waterObject.h
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320
Engine/source/environment/waterObject.h
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//-----------------------------------------------------------------------------
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// Copyright (c) 2012 GarageGames, LLC
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//-----------------------------------------------------------------------------
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#ifndef _WATEROBJECT_H_
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#define _WATEROBJECT_H_
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#ifndef _SCENEOBJECT_H_
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#include "scene/sceneObject.h"
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#endif
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#ifndef _GFXSTRUCTS_H_
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#include "gfx/gfxStructs.h"
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#endif
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#ifndef _FOGSTRUCTS_H_
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#include "scene/fogStructs.h"
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#endif
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#ifndef _GFXSTATEBLOCK_H_
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#include "gfx/gfxStateBlock.h"
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#endif
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#ifndef _REFLECTOR_H_
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#include "scene/reflector.h"
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#endif
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#ifndef _ALIGNEDARRAY_H_
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#include "core/util/tAlignedArray.h"
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#endif
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#ifndef _MATTEXTURETARGET_H_
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#include "materials/matTextureTarget.h"
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#endif
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GFXDeclareVertexFormat( GFXWaterVertex )
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{
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Point3F point;
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Point3F normal;
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GFXVertexColor color;
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Point2F undulateData;
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Point4F horizonFactor;
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};
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class MaterialParameterHandle;
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class BaseMatInstance;
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class ShaderData;
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class MatrixSet;
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struct WaterMatParams
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{
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MaterialParameterHandle* mRippleMatSC;
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MaterialParameterHandle* mRippleDirSC;
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MaterialParameterHandle* mRippleTexScaleSC;
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MaterialParameterHandle* mRippleSpeedSC;
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MaterialParameterHandle* mRippleMagnitudeSC;
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MaterialParameterHandle* mFoamDirSC;
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MaterialParameterHandle* mFoamTexScaleSC;
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MaterialParameterHandle* mFoamOpacitySC;
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MaterialParameterHandle* mFoamSpeedSC;
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MaterialParameterHandle* mWaveDirSC;
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MaterialParameterHandle* mWaveDataSC;
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MaterialParameterHandle* mReflectTexSizeSC;
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MaterialParameterHandle* mBaseColorSC;
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MaterialParameterHandle* mMiscParamsSC;
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MaterialParameterHandle* mReflectParamsSC;
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MaterialParameterHandle* mReflectNormalSC;
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MaterialParameterHandle* mHorizonPositionSC;
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MaterialParameterHandle* mFogParamsSC;
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MaterialParameterHandle* mMoreFogParamsSC;
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MaterialParameterHandle* mFarPlaneDistSC;
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MaterialParameterHandle* mWetnessParamsSC;
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MaterialParameterHandle* mDistortionParamsSC;
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MaterialParameterHandle* mUndulateMaxDistSC;
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MaterialParameterHandle* mAmbientColorSC;
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MaterialParameterHandle* mLightDirSC;
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MaterialParameterHandle* mFoamParamsSC;
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MaterialParameterHandle* mGridElementSizeSC;
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MaterialParameterHandle* mElapsedTimeSC;
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MaterialParameterHandle* mModelMatSC;
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MaterialParameterHandle* mFoamSamplerSC;
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MaterialParameterHandle* mRippleSamplerSC;
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MaterialParameterHandle* mCubemapSamplerSC;
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MaterialParameterHandle* mSpecularParamsSC;
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MaterialParameterHandle* mDepthGradMaxSC;
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MaterialParameterHandle* mReflectivitySC;
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void clear();
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void init(BaseMatInstance* matInst);
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};
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class GFXOcclusionQuery;
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class PostEffect;
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class CubemapData;
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//-------------------------------------------------------------------------
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// WaterObject Class
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//-------------------------------------------------------------------------
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class WaterObject : public SceneObject
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{
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typedef SceneObject Parent;
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protected:
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enum MaskBits {
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UpdateMask = Parent::NextFreeMask << 0,
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WaveMask = Parent::NextFreeMask << 1,
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MaterialMask = Parent::NextFreeMask << 2,
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TextureMask = Parent::NextFreeMask << 3,
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SoundMask = Parent::NextFreeMask << 4,
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NextFreeMask = Parent::NextFreeMask << 5
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};
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enum consts {
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MAX_WAVES = 3,
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MAX_FOAM = 2,
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NUM_ANIM_FRAMES = 32,
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};
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enum MaterialType
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{
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WaterMat = 0,
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UnderWaterMat,
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BasicWaterMat,
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BasicUnderWaterMat,
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NumMatTypes
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};
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public:
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WaterObject();
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virtual ~WaterObject();
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DECLARE_CONOBJECT( WaterObject );
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// ConsoleObject
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static void consoleInit();
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static void initPersistFields();
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// SimObject
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virtual bool onAdd();
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virtual void onRemove();
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virtual void inspectPostApply();
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virtual bool processArguments(S32 argc, const char **argv);
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// NetObject
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virtual U32 packUpdate( NetConnection * conn, U32 mask, BitStream *stream );
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virtual void unpackUpdate( NetConnection * conn, BitStream *stream );
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// SceneObject
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virtual void prepRenderImage( SceneRenderState *state );
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virtual void renderObject( ObjectRenderInst *ri, SceneRenderState *state, BaseMatInstance *overrideMat );
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virtual SFXAmbience* getSoundAmbience() const { return mSoundAmbience; }
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virtual bool containsPoint( const Point3F& point ) { return isUnderwater( point ); }
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// WaterObject
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virtual F32 getViscosity() const { return mViscosity; }
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virtual F32 getDensity() const { return mDensity; }
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virtual F32 getSurfaceHeight( const Point2F &pos ) const { return 0.0f; };
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virtual const char* getLiquidType() const { return mLiquidType; }
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virtual F32 getWaterCoverage( const Box3F &worldBox ) const { return 0.0f; }
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virtual VectorF getFlow( const Point3F &pos ) const { return Point3F::Zero; }
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virtual void updateUnderwaterEffect( SceneRenderState *state );
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virtual bool isUnderwater( const Point3F &pnt ) const { return false; }
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protected:
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virtual void setShaderXForms( BaseMatInstance *mat ) {};
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virtual void setupVBIB() {};
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virtual void innerRender( SceneRenderState *state ) {};
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virtual void setCustomTextures( S32 matIdx, U32 pass, const WaterMatParams ¶mHandles );
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void drawUnderwaterFilter( SceneRenderState *state );
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virtual void setShaderParams( SceneRenderState *state, BaseMatInstance *mat, const WaterMatParams ¶mHandles );
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PostEffect* getUnderwaterEffect();
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bool initMaterial( S32 idx );
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void cleanupMaterials();
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S32 getMaterialIndex( const Point3F &camPos );
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void initTextures();
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virtual void _getWaterPlane( const Point3F &camPos, PlaneF &outPlane, Point3F &outPos ) {}
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/// Callback used internally when smDisableTrueReflections changes.
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void _onDisableTrueRelfections();
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protected:
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static bool _setFullReflect( void *object, const char *index, const char *data );
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static bool _checkDensity(void *object, const char *index, const char *data);
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// WaterObject
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F32 mViscosity;
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F32 mDensity;
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String mLiquidType;
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F32 mFresnelBias;
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F32 mFresnelPower;
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F32 mSpecularPower;
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ColorF mSpecularColor;
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bool mEmissive;
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// Reflection
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bool mFullReflect;
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PlaneReflector mPlaneReflector;
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ReflectorDesc mReflectorDesc;
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PlaneF mWaterPlane;
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Point3F mWaterPos;
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bool mReflectNormalUp;
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F32 mReflectivity;
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// Water Fogging
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WaterFogData mWaterFogData;
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// Distortion
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F32 mDistortStartDist;
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F32 mDistortEndDist;
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F32 mDistortFullDepth;
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// Ripples
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Point2F mRippleDir[ MAX_WAVES ];
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F32 mRippleSpeed[ MAX_WAVES ];
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Point2F mRippleTexScale[ MAX_WAVES ];
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F32 mRippleMagnitude[ MAX_WAVES ];
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F32 mOverallRippleMagnitude;
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// Waves
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Point2F mWaveDir[ MAX_WAVES ];
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F32 mWaveSpeed[ MAX_WAVES ];
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F32 mWaveMagnitude[ MAX_WAVES ];
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F32 mOverallWaveMagnitude;
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// Foam
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Point2F mFoamDir[ MAX_WAVES ];
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F32 mFoamSpeed[ MAX_WAVES ];
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Point2F mFoamTexScale[ MAX_WAVES ];
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F32 mFoamOpacity[ MAX_WAVES ];
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F32 mOverallFoamOpacity;
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F32 mFoamMaxDepth;
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F32 mFoamAmbientLerp;
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F32 mFoamRippleInfluence;
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// Basic Lighting
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F32 mClarity;
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ColorI mUnderwaterColor;
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// Misc
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F32 mDepthGradientMax;
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// Other textures
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String mRippleTexName;
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String mFoamTexName;
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String mCubemapName;
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String mDepthGradientTexName;
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// Sound
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SFXAmbience* mSoundAmbience;
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// Not fields...
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/// Defined here and sent to the shader in WaterCommon::setShaderParams
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/// but needs to be initialized in child classes prior to that call.
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F32 mUndulateMaxDist;
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/// Defined in WaterCommon but set and used by child classes.
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/// If true will refuse to render a reflection even if called from
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/// the ReflectionManager, is set true if occlusion query is enabled and
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/// it determines it is occluded.
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//bool mSkipReflectUpdate;
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/// Derived classes can set this value prior to calling Parent::setShaderConst
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/// to pass it into the shader miscParam.w
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F32 mMiscParamW;
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SimObjectPtr<PostEffect> mUnderwaterPostFx;
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/// A global for enabling wireframe rendering
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/// on all water objects.
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static bool smWireframe;
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/// Force all water objects to use static cubemap reflections
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static bool smDisableTrueReflections;
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// Rendering
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bool mBasicLighting;
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//U32 mRenderUpdateCount;
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//U32 mReflectUpdateCount;
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bool mGenerateVB;
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String mSurfMatName[NumMatTypes];
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BaseMatInstance* mMatInstances[NumMatTypes];
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WaterMatParams mMatParamHandles[NumMatTypes];
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bool mUnderwater;
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GFXStateBlockRef mUnderwaterSB;
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GFXTexHandle mRippleTex;
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GFXTexHandle mDepthGradientTex;
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GFXTexHandle mFoamTex;
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CubemapData *mCubemap;
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MatrixSet *mMatrixSet;
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NamedTexTarget mNamedDepthGradTex;
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};
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#endif // _WATEROBJECT_H_
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