[1] | 1 | /* |
---|
| 2 | ----------------------------------------------------------------------------- |
---|
| 3 | This source file is part of OGRE |
---|
| 4 | (Object-oriented Graphics Rendering Engine) |
---|
| 5 | For the latest info, see http://www.ogre3d.org |
---|
| 6 | |
---|
| 7 | Copyright (c) 2000-2006 Torus Knot Software Ltd |
---|
| 8 | Also see acknowledgements in Readme.html |
---|
| 9 | |
---|
| 10 | This program is free software; you can redistribute it and/or modify it under |
---|
| 11 | the terms of the GNU Lesser General Public License as published by the Free Software |
---|
| 12 | Foundation; either version 2 of the License, or (at your option) any later |
---|
| 13 | version. |
---|
| 14 | |
---|
| 15 | This program is distributed in the hope that it will be useful, but WITHOUT |
---|
| 16 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
---|
| 17 | FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. |
---|
| 18 | |
---|
| 19 | You should have received a copy of the GNU Lesser General Public License along with |
---|
| 20 | this program; if not, write to the Free Software Foundation, Inc., 59 Temple |
---|
| 21 | Place - Suite 330, Boston, MA 02111-1307, USA, or go to |
---|
| 22 | http://www.gnu.org/copyleft/lesser.txt. |
---|
| 23 | |
---|
| 24 | You may alternatively use this source under the terms of a specific version of |
---|
| 25 | the OGRE Unrestricted License provided you have obtained such a license from |
---|
| 26 | Torus Knot Software Ltd. |
---|
| 27 | ----------------------------------------------------------------------------- |
---|
| 28 | */ |
---|
| 29 | #include "OgreStableHeaders.h" |
---|
| 30 | |
---|
| 31 | #include "OgrePass.h" |
---|
| 32 | #include "OgreTechnique.h" |
---|
| 33 | #include "OgreException.h" |
---|
| 34 | #include "OgreGpuProgramUsage.h" |
---|
| 35 | #include "OgreTextureUnitState.h" |
---|
| 36 | #include "OgreStringConverter.h" |
---|
| 37 | |
---|
| 38 | namespace Ogre { |
---|
| 39 | |
---|
| 40 | /** Default pass hash function. |
---|
| 41 | @remarks |
---|
| 42 | Tries to minimise the number of texture changes. |
---|
| 43 | */ |
---|
| 44 | struct MinTextureStateChangeHashFunc : public Pass::HashFunc |
---|
| 45 | { |
---|
| 46 | uint32 operator()(const Pass* p) const |
---|
| 47 | { |
---|
| 48 | |
---|
| 49 | _StringHash H; |
---|
| 50 | uint32 hash = p->getIndex() << 28; |
---|
| 51 | size_t c = p->getNumTextureUnitStates(); |
---|
| 52 | |
---|
| 53 | const TextureUnitState* t0 = 0; |
---|
| 54 | const TextureUnitState* t1 = 0; |
---|
| 55 | if (c) |
---|
| 56 | t0 = p->getTextureUnitState(0); |
---|
| 57 | if (c > 1) |
---|
| 58 | t1 = p->getTextureUnitState(1); |
---|
| 59 | |
---|
| 60 | if (t0 && !t0->getTextureName().empty()) |
---|
| 61 | hash += (static_cast<uint32>(H(t0->getTextureName())) |
---|
| 62 | % (1 << 14)) << 14; |
---|
| 63 | if (t1 && !t1->getTextureName().empty()) |
---|
| 64 | hash += (static_cast<uint32>(H(t1->getTextureName())) |
---|
| 65 | % (1 << 14)); |
---|
| 66 | |
---|
| 67 | return hash; |
---|
| 68 | } |
---|
| 69 | }; |
---|
| 70 | MinTextureStateChangeHashFunc sMinTextureStateChangeHashFunc; |
---|
| 71 | /** Alternate pass hash function. |
---|
| 72 | @remarks |
---|
| 73 | Tries to minimise the number of GPU program changes. |
---|
| 74 | */ |
---|
| 75 | struct MinGpuProgramChangeHashFunc : public Pass::HashFunc |
---|
| 76 | { |
---|
| 77 | uint32 operator()(const Pass* p) const |
---|
| 78 | { |
---|
| 79 | |
---|
| 80 | _StringHash H; |
---|
| 81 | uint32 hash = p->getIndex() << 28; |
---|
| 82 | if (p->hasVertexProgram()) |
---|
| 83 | hash += (static_cast<uint32>(H(p->getVertexProgramName())) |
---|
| 84 | % (1 << 14)) << 14; |
---|
| 85 | if (p->hasFragmentProgram()) |
---|
| 86 | hash += (static_cast<uint32>(H(p->getFragmentProgramName())) |
---|
| 87 | % (1 << 14)); |
---|
| 88 | |
---|
| 89 | return hash; |
---|
| 90 | } |
---|
| 91 | }; |
---|
| 92 | MinGpuProgramChangeHashFunc sMinGpuProgramChangeHashFunc; |
---|
| 93 | //----------------------------------------------------------------------------- |
---|
| 94 | Pass::PassSet Pass::msDirtyHashList; |
---|
| 95 | Pass::PassSet Pass::msPassGraveyard; |
---|
| 96 | OGRE_STATIC_MUTEX_INSTANCE(Pass::msDirtyHashListMutex) |
---|
| 97 | OGRE_STATIC_MUTEX_INSTANCE(Pass::msPassGraveyardMutex) |
---|
| 98 | |
---|
| 99 | Pass::HashFunc* Pass::msHashFunc = &sMinTextureStateChangeHashFunc; |
---|
| 100 | //----------------------------------------------------------------------------- |
---|
| 101 | void Pass::setHashFunction(BuiltinHashFunction builtin) |
---|
| 102 | { |
---|
| 103 | switch(builtin) |
---|
| 104 | { |
---|
| 105 | case MIN_TEXTURE_CHANGE: |
---|
| 106 | msHashFunc = &sMinTextureStateChangeHashFunc; |
---|
| 107 | break; |
---|
| 108 | case MIN_GPU_PROGRAM_CHANGE: |
---|
| 109 | msHashFunc = &sMinGpuProgramChangeHashFunc; |
---|
| 110 | break; |
---|
| 111 | } |
---|
| 112 | } |
---|
| 113 | //----------------------------------------------------------------------------- |
---|
| 114 | Pass::Pass(Technique* parent, unsigned short index) |
---|
| 115 | : mParent(parent) |
---|
| 116 | , mIndex(index) |
---|
| 117 | , mHash(0) |
---|
| 118 | , mAmbient(ColourValue::White) |
---|
| 119 | , mDiffuse(ColourValue::White) |
---|
| 120 | , mSpecular(ColourValue::Black) |
---|
| 121 | , mEmissive(ColourValue::Black) |
---|
| 122 | , mShininess(0) |
---|
| 123 | , mTracking(TVC_NONE) |
---|
| 124 | , mSourceBlendFactor(SBF_ONE) |
---|
| 125 | , mDestBlendFactor(SBF_ZERO) |
---|
| 126 | , mDepthCheck(true) |
---|
| 127 | , mDepthWrite(true) |
---|
| 128 | , mDepthFunc(CMPF_LESS_EQUAL) |
---|
| 129 | , mDepthBiasConstant(0.0f) |
---|
| 130 | , mDepthBiasSlopeScale(0.0f) |
---|
| 131 | , mColourWrite(true) |
---|
| 132 | , mAlphaRejectFunc(CMPF_ALWAYS_PASS) |
---|
| 133 | , mAlphaRejectVal(0) |
---|
| 134 | , mCullMode(CULL_CLOCKWISE) |
---|
| 135 | , mManualCullMode(MANUAL_CULL_BACK) |
---|
| 136 | , mLightingEnabled(true) |
---|
| 137 | , mMaxSimultaneousLights(OGRE_MAX_SIMULTANEOUS_LIGHTS) |
---|
| 138 | , mStartLight(0) |
---|
| 139 | , mIteratePerLight(false) |
---|
| 140 | , mLightsPerIteration(1) |
---|
| 141 | , mRunOnlyForOneLightType(false) |
---|
| 142 | , mOnlyLightType(Light::LT_POINT) |
---|
| 143 | , mShadeOptions(SO_GOURAUD) |
---|
| 144 | , mPolygonMode(PM_SOLID) |
---|
| 145 | , mFogOverride(false) |
---|
| 146 | , mFogMode(FOG_NONE) |
---|
| 147 | , mFogColour(ColourValue::White) |
---|
| 148 | , mFogStart(0.0) |
---|
| 149 | , mFogEnd(1.0) |
---|
| 150 | , mFogDensity(0.001) |
---|
| 151 | , mVertexProgramUsage(0) |
---|
| 152 | , mShadowCasterVertexProgramUsage(0) |
---|
| 153 | , mShadowReceiverVertexProgramUsage(0) |
---|
| 154 | , mFragmentProgramUsage(0) |
---|
| 155 | , mShadowReceiverFragmentProgramUsage(0) |
---|
| 156 | , mQueuedForDeletion(false) |
---|
| 157 | , mPassIterationCount(1) |
---|
| 158 | , mPointSize(1.0f) |
---|
| 159 | , mPointMinSize(0.0f) |
---|
| 160 | , mPointMaxSize(0.0f) |
---|
| 161 | , mPointSpritesEnabled(false) |
---|
| 162 | , mPointAttenuationEnabled(false) |
---|
| 163 | , mContentTypeLookupBuilt(false) |
---|
| 164 | { |
---|
| 165 | mPointAttenuationCoeffs[0] = 1.0f; |
---|
| 166 | mPointAttenuationCoeffs[1] = mPointAttenuationCoeffs[2] = 0.0f; |
---|
| 167 | |
---|
| 168 | // default name to index |
---|
| 169 | mName = StringConverter::toString(mIndex); |
---|
| 170 | |
---|
| 171 | _dirtyHash(); |
---|
| 172 | } |
---|
| 173 | |
---|
| 174 | //----------------------------------------------------------------------------- |
---|
| 175 | Pass::Pass(Technique *parent, unsigned short index, const Pass& oth) |
---|
| 176 | :mParent(parent), mIndex(index), mQueuedForDeletion(false), mPassIterationCount(1) |
---|
| 177 | { |
---|
| 178 | *this = oth; |
---|
| 179 | mParent = parent; |
---|
| 180 | mIndex = index; |
---|
| 181 | mQueuedForDeletion = false; |
---|
| 182 | _dirtyHash(); |
---|
| 183 | } |
---|
| 184 | //----------------------------------------------------------------------------- |
---|
| 185 | Pass::~Pass() |
---|
| 186 | { |
---|
| 187 | |
---|
| 188 | } |
---|
| 189 | //----------------------------------------------------------------------------- |
---|
| 190 | Pass& Pass::operator=(const Pass& oth) |
---|
| 191 | { |
---|
| 192 | mName = oth.mName; |
---|
| 193 | mHash = oth.mHash; |
---|
| 194 | mAmbient = oth.mAmbient; |
---|
| 195 | mDiffuse = oth.mDiffuse; |
---|
| 196 | mSpecular = oth.mSpecular; |
---|
| 197 | mEmissive = oth.mEmissive; |
---|
| 198 | mShininess = oth.mShininess; |
---|
| 199 | mTracking = oth.mTracking; |
---|
| 200 | |
---|
| 201 | // Copy fog parameters |
---|
| 202 | mFogOverride = oth.mFogOverride; |
---|
| 203 | mFogMode = oth.mFogMode; |
---|
| 204 | mFogColour = oth.mFogColour; |
---|
| 205 | mFogStart = oth.mFogStart; |
---|
| 206 | mFogEnd = oth.mFogEnd; |
---|
| 207 | mFogDensity = oth.mFogDensity; |
---|
| 208 | |
---|
| 209 | // Default blending (overwrite) |
---|
| 210 | mSourceBlendFactor = oth.mSourceBlendFactor; |
---|
| 211 | mDestBlendFactor = oth.mDestBlendFactor; |
---|
| 212 | |
---|
| 213 | mDepthCheck = oth.mDepthCheck; |
---|
| 214 | mDepthWrite = oth.mDepthWrite; |
---|
| 215 | mAlphaRejectFunc = oth.mAlphaRejectFunc; |
---|
| 216 | mAlphaRejectVal = oth.mAlphaRejectVal; |
---|
| 217 | mColourWrite = oth.mColourWrite; |
---|
| 218 | mDepthFunc = oth.mDepthFunc; |
---|
| 219 | mDepthBiasConstant = oth.mDepthBiasConstant; |
---|
| 220 | mDepthBiasSlopeScale = oth.mDepthBiasSlopeScale; |
---|
| 221 | mCullMode = oth.mCullMode; |
---|
| 222 | mManualCullMode = oth.mManualCullMode; |
---|
| 223 | mLightingEnabled = oth.mLightingEnabled; |
---|
| 224 | mMaxSimultaneousLights = oth.mMaxSimultaneousLights; |
---|
| 225 | mStartLight = oth.mStartLight; |
---|
| 226 | mIteratePerLight = oth.mIteratePerLight; |
---|
| 227 | mLightsPerIteration = oth.mLightsPerIteration; |
---|
| 228 | mRunOnlyForOneLightType = oth.mRunOnlyForOneLightType; |
---|
| 229 | mOnlyLightType = oth.mOnlyLightType; |
---|
| 230 | mShadeOptions = oth.mShadeOptions; |
---|
| 231 | mPolygonMode = oth.mPolygonMode; |
---|
| 232 | mPassIterationCount = oth.mPassIterationCount; |
---|
| 233 | mPointSize = oth.mPointSize; |
---|
| 234 | mPointMinSize = oth.mPointMinSize; |
---|
| 235 | mPointMaxSize = oth.mPointMaxSize; |
---|
| 236 | mPointSpritesEnabled = oth.mPointSpritesEnabled; |
---|
| 237 | mPointAttenuationEnabled = oth.mPointAttenuationEnabled; |
---|
| 238 | memcpy(mPointAttenuationCoeffs, oth.mPointAttenuationCoeffs, sizeof(Real)*3); |
---|
| 239 | mShadowContentTypeLookup = oth.mShadowContentTypeLookup; |
---|
| 240 | mContentTypeLookupBuilt = oth.mContentTypeLookupBuilt; |
---|
| 241 | |
---|
| 242 | |
---|
| 243 | if (oth.mVertexProgramUsage) |
---|
| 244 | { |
---|
| 245 | mVertexProgramUsage = new GpuProgramUsage(*(oth.mVertexProgramUsage)); |
---|
| 246 | } |
---|
| 247 | else |
---|
| 248 | { |
---|
| 249 | mVertexProgramUsage = NULL; |
---|
| 250 | } |
---|
| 251 | if (oth.mShadowCasterVertexProgramUsage) |
---|
| 252 | { |
---|
| 253 | mShadowCasterVertexProgramUsage = new GpuProgramUsage(*(oth.mShadowCasterVertexProgramUsage)); |
---|
| 254 | } |
---|
| 255 | else |
---|
| 256 | { |
---|
| 257 | mShadowCasterVertexProgramUsage = NULL; |
---|
| 258 | } |
---|
| 259 | if (oth.mShadowReceiverVertexProgramUsage) |
---|
| 260 | { |
---|
| 261 | mShadowReceiverVertexProgramUsage = new GpuProgramUsage(*(oth.mShadowReceiverVertexProgramUsage)); |
---|
| 262 | } |
---|
| 263 | else |
---|
| 264 | { |
---|
| 265 | mShadowReceiverVertexProgramUsage = NULL; |
---|
| 266 | } |
---|
| 267 | if (oth.mFragmentProgramUsage) |
---|
| 268 | { |
---|
| 269 | mFragmentProgramUsage = new GpuProgramUsage(*(oth.mFragmentProgramUsage)); |
---|
| 270 | } |
---|
| 271 | else |
---|
| 272 | { |
---|
| 273 | mFragmentProgramUsage = NULL; |
---|
| 274 | } |
---|
| 275 | if (oth.mShadowReceiverFragmentProgramUsage) |
---|
| 276 | { |
---|
| 277 | mShadowReceiverFragmentProgramUsage = new GpuProgramUsage(*(oth.mShadowReceiverFragmentProgramUsage)); |
---|
| 278 | } |
---|
| 279 | else |
---|
| 280 | { |
---|
| 281 | mShadowReceiverFragmentProgramUsage = NULL; |
---|
| 282 | } |
---|
| 283 | |
---|
| 284 | TextureUnitStates::const_iterator i, iend; |
---|
| 285 | |
---|
| 286 | // Clear texture units but doesn't notify need recompilation in the case |
---|
| 287 | // we are cloning, The parent material will take care of this. |
---|
| 288 | iend = mTextureUnitStates.end(); |
---|
| 289 | for (i = mTextureUnitStates.begin(); i != iend; ++i) |
---|
| 290 | { |
---|
| 291 | delete *i; |
---|
| 292 | } |
---|
| 293 | |
---|
| 294 | mTextureUnitStates.clear(); |
---|
| 295 | |
---|
| 296 | // Copy texture units |
---|
| 297 | iend = oth.mTextureUnitStates.end(); |
---|
| 298 | for (i = oth.mTextureUnitStates.begin(); i != iend; ++i) |
---|
| 299 | { |
---|
| 300 | TextureUnitState* t = new TextureUnitState(this, *(*i)); |
---|
| 301 | mTextureUnitStates.push_back(t); |
---|
| 302 | } |
---|
| 303 | |
---|
| 304 | _dirtyHash(); |
---|
| 305 | |
---|
| 306 | return *this; |
---|
| 307 | } |
---|
| 308 | //----------------------------------------------------------------------- |
---|
| 309 | void Pass::setName(const String& name) |
---|
| 310 | { |
---|
| 311 | mName = name; |
---|
| 312 | } |
---|
| 313 | //----------------------------------------------------------------------- |
---|
| 314 | void Pass::setPointSize(Real ps) |
---|
| 315 | { |
---|
| 316 | mPointSize = ps; |
---|
| 317 | } |
---|
| 318 | //----------------------------------------------------------------------- |
---|
| 319 | void Pass::setPointSpritesEnabled(bool enabled) |
---|
| 320 | { |
---|
| 321 | mPointSpritesEnabled = enabled; |
---|
| 322 | } |
---|
| 323 | //----------------------------------------------------------------------- |
---|
| 324 | bool Pass::getPointSpritesEnabled(void) const |
---|
| 325 | { |
---|
| 326 | return mPointSpritesEnabled; |
---|
| 327 | } |
---|
| 328 | //----------------------------------------------------------------------- |
---|
| 329 | void Pass::setPointAttenuation(bool enabled, |
---|
| 330 | Real constant, Real linear, Real quadratic) |
---|
| 331 | { |
---|
| 332 | mPointAttenuationEnabled = enabled; |
---|
| 333 | mPointAttenuationCoeffs[0] = constant; |
---|
| 334 | mPointAttenuationCoeffs[1] = linear; |
---|
| 335 | mPointAttenuationCoeffs[2] = quadratic; |
---|
| 336 | } |
---|
| 337 | //----------------------------------------------------------------------- |
---|
| 338 | bool Pass::isPointAttenuationEnabled(void) const |
---|
| 339 | { |
---|
| 340 | return mPointAttenuationEnabled; |
---|
| 341 | } |
---|
| 342 | //----------------------------------------------------------------------- |
---|
| 343 | Real Pass::getPointAttenuationConstant(void) const |
---|
| 344 | { |
---|
| 345 | return mPointAttenuationCoeffs[0]; |
---|
| 346 | } |
---|
| 347 | //----------------------------------------------------------------------- |
---|
| 348 | Real Pass::getPointAttenuationLinear(void) const |
---|
| 349 | { |
---|
| 350 | return mPointAttenuationCoeffs[1]; |
---|
| 351 | } |
---|
| 352 | //----------------------------------------------------------------------- |
---|
| 353 | Real Pass::getPointAttenuationQuadratic(void) const |
---|
| 354 | { |
---|
| 355 | return mPointAttenuationCoeffs[2]; |
---|
| 356 | } |
---|
| 357 | //----------------------------------------------------------------------- |
---|
| 358 | void Pass::setPointMinSize(Real min) |
---|
| 359 | { |
---|
| 360 | mPointMinSize = min; |
---|
| 361 | } |
---|
| 362 | //----------------------------------------------------------------------- |
---|
| 363 | Real Pass::getPointMinSize(void) const |
---|
| 364 | { |
---|
| 365 | return mPointMinSize; |
---|
| 366 | } |
---|
| 367 | //----------------------------------------------------------------------- |
---|
| 368 | void Pass::setPointMaxSize(Real max) |
---|
| 369 | { |
---|
| 370 | mPointMaxSize = max; |
---|
| 371 | } |
---|
| 372 | //----------------------------------------------------------------------- |
---|
| 373 | Real Pass::getPointMaxSize(void) const |
---|
| 374 | { |
---|
| 375 | return mPointMaxSize; |
---|
| 376 | } |
---|
| 377 | //----------------------------------------------------------------------- |
---|
| 378 | void Pass::setAmbient(Real red, Real green, Real blue) |
---|
| 379 | { |
---|
| 380 | mAmbient.r = red; |
---|
| 381 | mAmbient.g = green; |
---|
| 382 | mAmbient.b = blue; |
---|
| 383 | |
---|
| 384 | } |
---|
| 385 | //----------------------------------------------------------------------- |
---|
| 386 | void Pass::setAmbient(const ColourValue& ambient) |
---|
| 387 | { |
---|
| 388 | mAmbient = ambient; |
---|
| 389 | } |
---|
| 390 | //----------------------------------------------------------------------- |
---|
| 391 | void Pass::setDiffuse(Real red, Real green, Real blue, Real alpha) |
---|
| 392 | { |
---|
| 393 | mDiffuse.r = red; |
---|
| 394 | mDiffuse.g = green; |
---|
| 395 | mDiffuse.b = blue; |
---|
| 396 | mDiffuse.a = alpha; |
---|
| 397 | } |
---|
| 398 | //----------------------------------------------------------------------- |
---|
| 399 | void Pass::setDiffuse(const ColourValue& diffuse) |
---|
| 400 | { |
---|
| 401 | mDiffuse = diffuse; |
---|
| 402 | } |
---|
| 403 | //----------------------------------------------------------------------- |
---|
| 404 | void Pass::setSpecular(Real red, Real green, Real blue, Real alpha) |
---|
| 405 | { |
---|
| 406 | mSpecular.r = red; |
---|
| 407 | mSpecular.g = green; |
---|
| 408 | mSpecular.b = blue; |
---|
| 409 | mSpecular.a = alpha; |
---|
| 410 | } |
---|
| 411 | //----------------------------------------------------------------------- |
---|
| 412 | void Pass::setSpecular(const ColourValue& specular) |
---|
| 413 | { |
---|
| 414 | mSpecular = specular; |
---|
| 415 | } |
---|
| 416 | //----------------------------------------------------------------------- |
---|
| 417 | void Pass::setShininess(Real val) |
---|
| 418 | { |
---|
| 419 | mShininess = val; |
---|
| 420 | } |
---|
| 421 | //----------------------------------------------------------------------- |
---|
| 422 | void Pass::setSelfIllumination(Real red, Real green, Real blue) |
---|
| 423 | { |
---|
| 424 | mEmissive.r = red; |
---|
| 425 | mEmissive.g = green; |
---|
| 426 | mEmissive.b = blue; |
---|
| 427 | |
---|
| 428 | } |
---|
| 429 | //----------------------------------------------------------------------- |
---|
| 430 | void Pass::setSelfIllumination(const ColourValue& selfIllum) |
---|
| 431 | { |
---|
| 432 | mEmissive = selfIllum; |
---|
| 433 | } |
---|
| 434 | //----------------------------------------------------------------------- |
---|
| 435 | void Pass::setVertexColourTracking(TrackVertexColourType tracking) |
---|
| 436 | { |
---|
| 437 | mTracking = tracking; |
---|
| 438 | } |
---|
| 439 | //----------------------------------------------------------------------- |
---|
| 440 | Real Pass::getPointSize(void) const |
---|
| 441 | { |
---|
| 442 | return mPointSize; |
---|
| 443 | } |
---|
| 444 | //----------------------------------------------------------------------- |
---|
| 445 | const ColourValue& Pass::getAmbient(void) const |
---|
| 446 | { |
---|
| 447 | return mAmbient; |
---|
| 448 | } |
---|
| 449 | //----------------------------------------------------------------------- |
---|
| 450 | const ColourValue& Pass::getDiffuse(void) const |
---|
| 451 | { |
---|
| 452 | return mDiffuse; |
---|
| 453 | } |
---|
| 454 | //----------------------------------------------------------------------- |
---|
| 455 | const ColourValue& Pass::getSpecular(void) const |
---|
| 456 | { |
---|
| 457 | return mSpecular; |
---|
| 458 | } |
---|
| 459 | //----------------------------------------------------------------------- |
---|
| 460 | const ColourValue& Pass::getSelfIllumination(void) const |
---|
| 461 | { |
---|
| 462 | return mEmissive; |
---|
| 463 | } |
---|
| 464 | //----------------------------------------------------------------------- |
---|
| 465 | Real Pass::getShininess(void) const |
---|
| 466 | { |
---|
| 467 | return mShininess; |
---|
| 468 | } |
---|
| 469 | //----------------------------------------------------------------------- |
---|
| 470 | TrackVertexColourType Pass::getVertexColourTracking(void) const |
---|
| 471 | { |
---|
| 472 | return mTracking; |
---|
| 473 | } |
---|
| 474 | //----------------------------------------------------------------------- |
---|
| 475 | TextureUnitState* Pass::createTextureUnitState(void) |
---|
| 476 | { |
---|
| 477 | TextureUnitState *t = new TextureUnitState(this); |
---|
| 478 | addTextureUnitState(t); |
---|
| 479 | mContentTypeLookupBuilt = false; |
---|
| 480 | return t; |
---|
| 481 | } |
---|
| 482 | //----------------------------------------------------------------------- |
---|
| 483 | TextureUnitState* Pass::createTextureUnitState( |
---|
| 484 | const String& textureName, unsigned short texCoordSet) |
---|
| 485 | { |
---|
| 486 | TextureUnitState *t = new TextureUnitState(this); |
---|
| 487 | t->setTextureName(textureName); |
---|
| 488 | t->setTextureCoordSet(texCoordSet); |
---|
| 489 | addTextureUnitState(t); |
---|
| 490 | mContentTypeLookupBuilt = false; |
---|
| 491 | return t; |
---|
| 492 | } |
---|
| 493 | //----------------------------------------------------------------------- |
---|
| 494 | void Pass::addTextureUnitState(TextureUnitState* state) |
---|
| 495 | { |
---|
| 496 | assert(state && "state is 0 in Pass::addTextureUnitState()"); |
---|
| 497 | if (state) |
---|
| 498 | { |
---|
| 499 | // only attach TUS to pass if TUS does not belong to another pass |
---|
| 500 | if ((state->getParent() == 0) || (state->getParent() == this)) |
---|
| 501 | { |
---|
| 502 | mTextureUnitStates.push_back(state); |
---|
| 503 | // Notify state |
---|
| 504 | state->_notifyParent(this); |
---|
| 505 | // if texture unit state name is empty then give it a default name based on its index |
---|
| 506 | if (state->getName().empty()) |
---|
| 507 | { |
---|
| 508 | // its the last entry in the container so its index is size - 1 |
---|
| 509 | size_t idx = mTextureUnitStates.size() - 1; |
---|
| 510 | state->setName( StringConverter::toString(idx) ); |
---|
| 511 | /** since the name was never set and a default one has been made, clear the alias name |
---|
| 512 | so that when the texture unit name is set by the user, the alias name will be set to |
---|
| 513 | that name |
---|
| 514 | */ |
---|
| 515 | state->setTextureNameAlias(StringUtil::BLANK); |
---|
| 516 | } |
---|
| 517 | // Needs recompilation |
---|
| 518 | mParent->_notifyNeedsRecompile(); |
---|
| 519 | _dirtyHash(); |
---|
| 520 | } |
---|
| 521 | else |
---|
| 522 | { |
---|
| 523 | OGRE_EXCEPT(Exception::ERR_INVALIDPARAMS, "TextureUnitState already attached to another pass", |
---|
| 524 | "Pass:addTextureUnitState"); |
---|
| 525 | |
---|
| 526 | } |
---|
| 527 | mContentTypeLookupBuilt = false; |
---|
| 528 | } |
---|
| 529 | } |
---|
| 530 | //----------------------------------------------------------------------- |
---|
| 531 | TextureUnitState* Pass::getTextureUnitState(unsigned short index) |
---|
| 532 | { |
---|
| 533 | assert (index < mTextureUnitStates.size() && "Index out of bounds"); |
---|
| 534 | return mTextureUnitStates[index]; |
---|
| 535 | } |
---|
| 536 | //----------------------------------------------------------------------------- |
---|
| 537 | TextureUnitState* Pass::getTextureUnitState(const String& name) |
---|
| 538 | { |
---|
| 539 | TextureUnitStates::iterator i = mTextureUnitStates.begin(); |
---|
| 540 | TextureUnitStates::iterator iend = mTextureUnitStates.end(); |
---|
| 541 | TextureUnitState* foundTUS = 0; |
---|
| 542 | |
---|
| 543 | // iterate through TUS Container to find a match |
---|
| 544 | while (i != iend) |
---|
| 545 | { |
---|
| 546 | if ( (*i)->getName() == name ) |
---|
| 547 | { |
---|
| 548 | foundTUS = (*i); |
---|
| 549 | break; |
---|
| 550 | } |
---|
| 551 | |
---|
| 552 | ++i; |
---|
| 553 | } |
---|
| 554 | |
---|
| 555 | return foundTUS; |
---|
| 556 | } |
---|
| 557 | //----------------------------------------------------------------------- |
---|
| 558 | const TextureUnitState* Pass::getTextureUnitState(unsigned short index) const |
---|
| 559 | { |
---|
| 560 | assert (index < mTextureUnitStates.size() && "Index out of bounds"); |
---|
| 561 | return mTextureUnitStates[index]; |
---|
| 562 | } |
---|
| 563 | //----------------------------------------------------------------------------- |
---|
| 564 | const TextureUnitState* Pass::getTextureUnitState(const String& name) const |
---|
| 565 | { |
---|
| 566 | TextureUnitStates::const_iterator i = mTextureUnitStates.begin(); |
---|
| 567 | TextureUnitStates::const_iterator iend = mTextureUnitStates.end(); |
---|
| 568 | const TextureUnitState* foundTUS = 0; |
---|
| 569 | |
---|
| 570 | // iterate through TUS Container to find a match |
---|
| 571 | while (i != iend) |
---|
| 572 | { |
---|
| 573 | if ( (*i)->getName() == name ) |
---|
| 574 | { |
---|
| 575 | foundTUS = (*i); |
---|
| 576 | break; |
---|
| 577 | } |
---|
| 578 | |
---|
| 579 | ++i; |
---|
| 580 | } |
---|
| 581 | |
---|
| 582 | return foundTUS; |
---|
| 583 | } |
---|
| 584 | |
---|
| 585 | //----------------------------------------------------------------------- |
---|
| 586 | unsigned short Pass::getTextureUnitStateIndex(const TextureUnitState* state) const |
---|
| 587 | { |
---|
| 588 | assert(state && "state is 0 in Pass::getTextureUnitStateIndex()"); |
---|
| 589 | |
---|
| 590 | // only find index for state attached to this pass |
---|
| 591 | if (state->getParent() == this) |
---|
| 592 | { |
---|
| 593 | TextureUnitStates::const_iterator i = |
---|
| 594 | std::find(mTextureUnitStates.begin(), mTextureUnitStates.end(), state); |
---|
| 595 | assert(i != mTextureUnitStates.end() && "state is supposed to attached to this pass"); |
---|
| 596 | return static_cast<unsigned short>(std::distance(mTextureUnitStates.begin(), i)); |
---|
| 597 | } |
---|
| 598 | else |
---|
| 599 | { |
---|
| 600 | OGRE_EXCEPT(Exception::ERR_INVALIDPARAMS, "TextureUnitState is not attached to this pass", |
---|
| 601 | "Pass:getTextureUnitStateIndex"); |
---|
| 602 | } |
---|
| 603 | } |
---|
| 604 | |
---|
| 605 | //----------------------------------------------------------------------- |
---|
| 606 | Pass::TextureUnitStateIterator |
---|
| 607 | Pass::getTextureUnitStateIterator(void) |
---|
| 608 | { |
---|
| 609 | return TextureUnitStateIterator(mTextureUnitStates.begin(), mTextureUnitStates.end()); |
---|
| 610 | } |
---|
| 611 | //----------------------------------------------------------------------- |
---|
| 612 | Pass::ConstTextureUnitStateIterator |
---|
| 613 | Pass::getTextureUnitStateIterator(void) const |
---|
| 614 | { |
---|
| 615 | return ConstTextureUnitStateIterator(mTextureUnitStates.begin(), mTextureUnitStates.end()); |
---|
| 616 | } |
---|
| 617 | //----------------------------------------------------------------------- |
---|
| 618 | void Pass::removeTextureUnitState(unsigned short index) |
---|
| 619 | { |
---|
| 620 | assert (index < mTextureUnitStates.size() && "Index out of bounds"); |
---|
| 621 | |
---|
| 622 | TextureUnitStates::iterator i = mTextureUnitStates.begin() + index; |
---|
| 623 | delete *i; |
---|
| 624 | mTextureUnitStates.erase(i); |
---|
| 625 | if (!mQueuedForDeletion) |
---|
| 626 | { |
---|
| 627 | // Needs recompilation |
---|
| 628 | mParent->_notifyNeedsRecompile(); |
---|
| 629 | } |
---|
| 630 | _dirtyHash(); |
---|
| 631 | mContentTypeLookupBuilt = false; |
---|
| 632 | } |
---|
| 633 | //----------------------------------------------------------------------- |
---|
| 634 | void Pass::removeAllTextureUnitStates(void) |
---|
| 635 | { |
---|
| 636 | TextureUnitStates::iterator i, iend; |
---|
| 637 | iend = mTextureUnitStates.end(); |
---|
| 638 | for (i = mTextureUnitStates.begin(); i != iend; ++i) |
---|
| 639 | { |
---|
| 640 | delete *i; |
---|
| 641 | } |
---|
| 642 | mTextureUnitStates.clear(); |
---|
| 643 | if (!mQueuedForDeletion) |
---|
| 644 | { |
---|
| 645 | // Needs recompilation |
---|
| 646 | mParent->_notifyNeedsRecompile(); |
---|
| 647 | } |
---|
| 648 | _dirtyHash(); |
---|
| 649 | mContentTypeLookupBuilt = false; |
---|
| 650 | } |
---|
| 651 | //----------------------------------------------------------------------- |
---|
| 652 | void Pass::setSceneBlending(SceneBlendType sbt) |
---|
| 653 | { |
---|
| 654 | // Turn predefined type into blending factors |
---|
| 655 | switch (sbt) |
---|
| 656 | { |
---|
| 657 | case SBT_TRANSPARENT_ALPHA: |
---|
| 658 | setSceneBlending(SBF_SOURCE_ALPHA, SBF_ONE_MINUS_SOURCE_ALPHA); |
---|
| 659 | break; |
---|
| 660 | case SBT_TRANSPARENT_COLOUR: |
---|
| 661 | setSceneBlending(SBF_SOURCE_COLOUR, SBF_ONE_MINUS_SOURCE_COLOUR); |
---|
| 662 | break; |
---|
| 663 | case SBT_MODULATE: |
---|
| 664 | setSceneBlending(SBF_DEST_COLOUR, SBF_ZERO); |
---|
| 665 | break; |
---|
| 666 | case SBT_ADD: |
---|
| 667 | setSceneBlending(SBF_ONE, SBF_ONE); |
---|
| 668 | break; |
---|
| 669 | case SBT_REPLACE: |
---|
| 670 | setSceneBlending(SBF_ONE, SBF_ZERO); |
---|
| 671 | break; |
---|
| 672 | // TODO: more |
---|
| 673 | } |
---|
| 674 | |
---|
| 675 | } |
---|
| 676 | //----------------------------------------------------------------------- |
---|
| 677 | void Pass::setSceneBlending(SceneBlendFactor sourceFactor, SceneBlendFactor destFactor) |
---|
| 678 | { |
---|
| 679 | mSourceBlendFactor = sourceFactor; |
---|
| 680 | mDestBlendFactor = destFactor; |
---|
| 681 | } |
---|
| 682 | //----------------------------------------------------------------------- |
---|
| 683 | SceneBlendFactor Pass::getSourceBlendFactor(void) const |
---|
| 684 | { |
---|
| 685 | return mSourceBlendFactor; |
---|
| 686 | } |
---|
| 687 | //----------------------------------------------------------------------- |
---|
| 688 | SceneBlendFactor Pass::getDestBlendFactor(void) const |
---|
| 689 | { |
---|
| 690 | return mDestBlendFactor; |
---|
| 691 | } |
---|
| 692 | //----------------------------------------------------------------------- |
---|
| 693 | bool Pass::isTransparent(void) const |
---|
| 694 | { |
---|
| 695 | // Transparent if any of the destination colour is taken into account |
---|
| 696 | if (mDestBlendFactor == SBF_ZERO && |
---|
| 697 | mSourceBlendFactor != SBF_DEST_COLOUR && |
---|
| 698 | mSourceBlendFactor != SBF_ONE_MINUS_DEST_COLOUR && |
---|
| 699 | mSourceBlendFactor != SBF_DEST_ALPHA && |
---|
| 700 | mSourceBlendFactor != SBF_ONE_MINUS_DEST_ALPHA) |
---|
| 701 | { |
---|
| 702 | return false; |
---|
| 703 | } |
---|
| 704 | else |
---|
| 705 | { |
---|
| 706 | return true; |
---|
| 707 | } |
---|
| 708 | } |
---|
| 709 | //----------------------------------------------------------------------- |
---|
| 710 | void Pass::setDepthCheckEnabled(bool enabled) |
---|
| 711 | { |
---|
| 712 | mDepthCheck = enabled; |
---|
| 713 | } |
---|
| 714 | //----------------------------------------------------------------------- |
---|
| 715 | bool Pass::getDepthCheckEnabled(void) const |
---|
| 716 | { |
---|
| 717 | return mDepthCheck; |
---|
| 718 | } |
---|
| 719 | //----------------------------------------------------------------------- |
---|
| 720 | void Pass::setDepthWriteEnabled(bool enabled) |
---|
| 721 | { |
---|
| 722 | mDepthWrite = enabled; |
---|
| 723 | } |
---|
| 724 | //----------------------------------------------------------------------- |
---|
| 725 | bool Pass::getDepthWriteEnabled(void) const |
---|
| 726 | { |
---|
| 727 | return mDepthWrite; |
---|
| 728 | } |
---|
| 729 | //----------------------------------------------------------------------- |
---|
| 730 | void Pass::setDepthFunction( CompareFunction func) |
---|
| 731 | { |
---|
| 732 | mDepthFunc = func; |
---|
| 733 | } |
---|
| 734 | //----------------------------------------------------------------------- |
---|
| 735 | CompareFunction Pass::getDepthFunction(void) const |
---|
| 736 | { |
---|
| 737 | return mDepthFunc; |
---|
| 738 | } |
---|
| 739 | //----------------------------------------------------------------------- |
---|
| 740 | void Pass::setAlphaRejectSettings(CompareFunction func, unsigned char value) |
---|
| 741 | { |
---|
| 742 | mAlphaRejectFunc = func; |
---|
| 743 | mAlphaRejectVal = value; |
---|
| 744 | } |
---|
| 745 | //----------------------------------------------------------------------- |
---|
| 746 | void Pass::setAlphaRejectFunction(CompareFunction func) |
---|
| 747 | { |
---|
| 748 | mAlphaRejectFunc = func; |
---|
| 749 | } |
---|
| 750 | //----------------------------------------------------------------------- |
---|
| 751 | void Pass::setAlphaRejectValue(unsigned char val) |
---|
| 752 | { |
---|
| 753 | mAlphaRejectVal = val; |
---|
| 754 | } |
---|
| 755 | //----------------------------------------------------------------------- |
---|
| 756 | void Pass::setColourWriteEnabled(bool enabled) |
---|
| 757 | { |
---|
| 758 | mColourWrite = enabled; |
---|
| 759 | } |
---|
| 760 | //----------------------------------------------------------------------- |
---|
| 761 | bool Pass::getColourWriteEnabled(void) const |
---|
| 762 | { |
---|
| 763 | return mColourWrite; |
---|
| 764 | } |
---|
| 765 | //----------------------------------------------------------------------- |
---|
| 766 | void Pass::setCullingMode( CullingMode mode) |
---|
| 767 | { |
---|
| 768 | mCullMode = mode; |
---|
| 769 | } |
---|
| 770 | //----------------------------------------------------------------------- |
---|
| 771 | CullingMode Pass::getCullingMode(void) const |
---|
| 772 | { |
---|
| 773 | return mCullMode; |
---|
| 774 | } |
---|
| 775 | //----------------------------------------------------------------------- |
---|
| 776 | void Pass::setLightingEnabled(bool enabled) |
---|
| 777 | { |
---|
| 778 | mLightingEnabled = enabled; |
---|
| 779 | } |
---|
| 780 | //----------------------------------------------------------------------- |
---|
| 781 | bool Pass::getLightingEnabled(void) const |
---|
| 782 | { |
---|
| 783 | return mLightingEnabled; |
---|
| 784 | } |
---|
| 785 | //----------------------------------------------------------------------- |
---|
| 786 | void Pass::setMaxSimultaneousLights(unsigned short maxLights) |
---|
| 787 | { |
---|
| 788 | mMaxSimultaneousLights = maxLights; |
---|
| 789 | } |
---|
| 790 | //----------------------------------------------------------------------- |
---|
| 791 | unsigned short Pass::getMaxSimultaneousLights(void) const |
---|
| 792 | { |
---|
| 793 | return mMaxSimultaneousLights; |
---|
| 794 | } |
---|
| 795 | //----------------------------------------------------------------------- |
---|
| 796 | void Pass::setStartLight(unsigned short startLight) |
---|
| 797 | { |
---|
| 798 | mStartLight = startLight; |
---|
| 799 | } |
---|
| 800 | //----------------------------------------------------------------------- |
---|
| 801 | unsigned short Pass::getStartLight(void) const |
---|
| 802 | { |
---|
| 803 | return mStartLight; |
---|
| 804 | } |
---|
| 805 | //----------------------------------------------------------------------- |
---|
| 806 | void Pass::setLightCountPerIteration(unsigned short c) |
---|
| 807 | { |
---|
| 808 | mLightsPerIteration = c; |
---|
| 809 | } |
---|
| 810 | //----------------------------------------------------------------------- |
---|
| 811 | unsigned short Pass::getLightCountPerIteration(void) const |
---|
| 812 | { |
---|
| 813 | return mLightsPerIteration; |
---|
| 814 | } |
---|
| 815 | //----------------------------------------------------------------------- |
---|
| 816 | void Pass::setIteratePerLight(bool enabled, |
---|
| 817 | bool onlyForOneLightType, Light::LightTypes lightType) |
---|
| 818 | { |
---|
| 819 | mIteratePerLight = enabled; |
---|
| 820 | mRunOnlyForOneLightType = onlyForOneLightType; |
---|
| 821 | mOnlyLightType = lightType; |
---|
| 822 | } |
---|
| 823 | //----------------------------------------------------------------------- |
---|
| 824 | void Pass::setShadingMode(ShadeOptions mode) |
---|
| 825 | { |
---|
| 826 | mShadeOptions = mode; |
---|
| 827 | } |
---|
| 828 | //----------------------------------------------------------------------- |
---|
| 829 | ShadeOptions Pass::getShadingMode(void) const |
---|
| 830 | { |
---|
| 831 | return mShadeOptions; |
---|
| 832 | } |
---|
| 833 | //----------------------------------------------------------------------- |
---|
| 834 | void Pass::setPolygonMode(PolygonMode mode) |
---|
| 835 | { |
---|
| 836 | mPolygonMode = mode; |
---|
| 837 | } |
---|
| 838 | //----------------------------------------------------------------------- |
---|
| 839 | PolygonMode Pass::getPolygonMode(void) const |
---|
| 840 | { |
---|
| 841 | return mPolygonMode; |
---|
| 842 | } |
---|
| 843 | //----------------------------------------------------------------------- |
---|
| 844 | void Pass::setManualCullingMode(ManualCullingMode mode) |
---|
| 845 | { |
---|
| 846 | mManualCullMode = mode; |
---|
| 847 | } |
---|
| 848 | //----------------------------------------------------------------------- |
---|
| 849 | ManualCullingMode Pass::getManualCullingMode(void) const |
---|
| 850 | { |
---|
| 851 | return mManualCullMode; |
---|
| 852 | } |
---|
| 853 | //----------------------------------------------------------------------- |
---|
| 854 | void Pass::setFog(bool overrideScene, FogMode mode, const ColourValue& colour, Real density, Real start, Real end) |
---|
| 855 | { |
---|
| 856 | mFogOverride = overrideScene; |
---|
| 857 | if (overrideScene) |
---|
| 858 | { |
---|
| 859 | mFogMode = mode; |
---|
| 860 | mFogColour = colour; |
---|
| 861 | mFogStart = start; |
---|
| 862 | mFogEnd = end; |
---|
| 863 | mFogDensity = density; |
---|
| 864 | } |
---|
| 865 | } |
---|
| 866 | //----------------------------------------------------------------------- |
---|
| 867 | bool Pass::getFogOverride(void) const |
---|
| 868 | { |
---|
| 869 | return mFogOverride; |
---|
| 870 | } |
---|
| 871 | //----------------------------------------------------------------------- |
---|
| 872 | FogMode Pass::getFogMode(void) const |
---|
| 873 | { |
---|
| 874 | return mFogMode; |
---|
| 875 | } |
---|
| 876 | //----------------------------------------------------------------------- |
---|
| 877 | const ColourValue& Pass::getFogColour(void) const |
---|
| 878 | { |
---|
| 879 | return mFogColour; |
---|
| 880 | } |
---|
| 881 | //----------------------------------------------------------------------- |
---|
| 882 | Real Pass::getFogStart(void) const |
---|
| 883 | { |
---|
| 884 | return mFogStart; |
---|
| 885 | } |
---|
| 886 | //----------------------------------------------------------------------- |
---|
| 887 | Real Pass::getFogEnd(void) const |
---|
| 888 | { |
---|
| 889 | return mFogEnd; |
---|
| 890 | } |
---|
| 891 | //----------------------------------------------------------------------- |
---|
| 892 | Real Pass::getFogDensity(void) const |
---|
| 893 | { |
---|
| 894 | return mFogDensity; |
---|
| 895 | } |
---|
| 896 | //----------------------------------------------------------------------- |
---|
| 897 | void Pass::setDepthBias(float constantBias, float slopeScaleBias) |
---|
| 898 | { |
---|
| 899 | mDepthBiasConstant = constantBias; |
---|
| 900 | mDepthBiasSlopeScale = slopeScaleBias; |
---|
| 901 | } |
---|
| 902 | //----------------------------------------------------------------------- |
---|
| 903 | float Pass::getDepthBiasConstant(void) const |
---|
| 904 | { |
---|
| 905 | return mDepthBiasConstant; |
---|
| 906 | } |
---|
| 907 | //----------------------------------------------------------------------- |
---|
| 908 | float Pass::getDepthBiasSlopeScale(void) const |
---|
| 909 | { |
---|
| 910 | return mDepthBiasSlopeScale; |
---|
| 911 | } |
---|
| 912 | //----------------------------------------------------------------------- |
---|
| 913 | Pass* Pass::_split(unsigned short numUnits) |
---|
| 914 | { |
---|
| 915 | if (mVertexProgramUsage || mFragmentProgramUsage) |
---|
| 916 | { |
---|
| 917 | OGRE_EXCEPT(Exception::ERR_INVALIDPARAMS, "Programmable passes cannot be " |
---|
| 918 | "automatically split, define a fallback technique instead.", |
---|
| 919 | "Pass:_split"); |
---|
| 920 | } |
---|
| 921 | |
---|
| 922 | if (mTextureUnitStates.size() > numUnits) |
---|
| 923 | { |
---|
| 924 | size_t start = mTextureUnitStates.size() - numUnits; |
---|
| 925 | |
---|
| 926 | Pass* newPass = mParent->createPass(); |
---|
| 927 | |
---|
| 928 | TextureUnitStates::iterator istart, i, iend; |
---|
| 929 | iend = mTextureUnitStates.end(); |
---|
| 930 | i = istart = mTextureUnitStates.begin() + start; |
---|
| 931 | // Set the new pass to fallback using scene blend |
---|
| 932 | newPass->setSceneBlending( |
---|
| 933 | (*i)->getColourBlendFallbackSrc(), (*i)->getColourBlendFallbackDest()); |
---|
| 934 | // Fixup the texture unit 0 of new pass blending method to replace |
---|
| 935 | // all colour and alpha with texture without adjustment, because we |
---|
| 936 | // assume it's detail texture. |
---|
| 937 | (*i)->setColourOperationEx(LBX_SOURCE1, LBS_TEXTURE, LBS_CURRENT); |
---|
| 938 | (*i)->setAlphaOperation(LBX_SOURCE1, LBS_TEXTURE, LBS_CURRENT); |
---|
| 939 | |
---|
| 940 | // Add all the other texture unit states |
---|
| 941 | for (; i != iend; ++i) |
---|
| 942 | { |
---|
| 943 | // detach from parent first |
---|
| 944 | (*i)->_notifyParent(0); |
---|
| 945 | newPass->addTextureUnitState(*i); |
---|
| 946 | } |
---|
| 947 | // Now remove texture units from this Pass, we don't need to delete since they've |
---|
| 948 | // been transferred |
---|
| 949 | mTextureUnitStates.erase(istart, iend); |
---|
| 950 | _dirtyHash(); |
---|
| 951 | mContentTypeLookupBuilt = false; |
---|
| 952 | return newPass; |
---|
| 953 | } |
---|
| 954 | return NULL; |
---|
| 955 | } |
---|
| 956 | //----------------------------------------------------------------------------- |
---|
| 957 | void Pass::_notifyIndex(unsigned short index) |
---|
| 958 | { |
---|
| 959 | if (mIndex != index) |
---|
| 960 | { |
---|
| 961 | mIndex = index; |
---|
| 962 | _dirtyHash(); |
---|
| 963 | } |
---|
| 964 | } |
---|
| 965 | //----------------------------------------------------------------------- |
---|
| 966 | void Pass::_load(void) |
---|
| 967 | { |
---|
| 968 | // We assume the Technique only calls this when the material is being |
---|
| 969 | // loaded |
---|
| 970 | |
---|
| 971 | // Load each TextureUnitState |
---|
| 972 | TextureUnitStates::iterator i, iend; |
---|
| 973 | iend = mTextureUnitStates.end(); |
---|
| 974 | for (i = mTextureUnitStates.begin(); i != iend; ++i) |
---|
| 975 | { |
---|
| 976 | (*i)->_load(); |
---|
| 977 | } |
---|
| 978 | |
---|
| 979 | // Load programs |
---|
| 980 | if (mVertexProgramUsage) |
---|
| 981 | { |
---|
| 982 | // Load vertex program |
---|
| 983 | mVertexProgramUsage->_load(); |
---|
| 984 | } |
---|
| 985 | if (mShadowCasterVertexProgramUsage) |
---|
| 986 | { |
---|
| 987 | // Load vertex program |
---|
| 988 | mShadowCasterVertexProgramUsage->_load(); |
---|
| 989 | } |
---|
| 990 | if (mShadowReceiverVertexProgramUsage) |
---|
| 991 | { |
---|
| 992 | // Load vertex program |
---|
| 993 | mShadowReceiverVertexProgramUsage->_load(); |
---|
| 994 | } |
---|
| 995 | |
---|
| 996 | if (mFragmentProgramUsage) |
---|
| 997 | { |
---|
| 998 | // Load fragment program |
---|
| 999 | mFragmentProgramUsage->_load(); |
---|
| 1000 | } |
---|
| 1001 | if (mShadowReceiverFragmentProgramUsage) |
---|
| 1002 | { |
---|
| 1003 | // Load Fragment program |
---|
| 1004 | mShadowReceiverFragmentProgramUsage->_load(); |
---|
| 1005 | } |
---|
| 1006 | |
---|
| 1007 | } |
---|
| 1008 | //----------------------------------------------------------------------- |
---|
| 1009 | void Pass::_unload(void) |
---|
| 1010 | { |
---|
| 1011 | // Unload each TextureUnitState |
---|
| 1012 | TextureUnitStates::iterator i, iend; |
---|
| 1013 | iend = mTextureUnitStates.end(); |
---|
| 1014 | for (i = mTextureUnitStates.begin(); i != iend; ++i) |
---|
| 1015 | { |
---|
| 1016 | (*i)->_unload(); |
---|
| 1017 | } |
---|
| 1018 | |
---|
| 1019 | // Unload programs |
---|
| 1020 | if (mVertexProgramUsage) |
---|
| 1021 | { |
---|
| 1022 | // TODO |
---|
| 1023 | } |
---|
| 1024 | if (mFragmentProgramUsage) |
---|
| 1025 | { |
---|
| 1026 | // TODO |
---|
| 1027 | } |
---|
| 1028 | } |
---|
| 1029 | //----------------------------------------------------------------------- |
---|
| 1030 | void Pass::setVertexProgram(const String& name, bool resetParams) |
---|
| 1031 | { |
---|
| 1032 | // Turn off vertex program if name blank |
---|
| 1033 | if (name.empty()) |
---|
| 1034 | { |
---|
| 1035 | if (mVertexProgramUsage) delete mVertexProgramUsage; |
---|
| 1036 | mVertexProgramUsage = NULL; |
---|
| 1037 | } |
---|
| 1038 | else |
---|
| 1039 | { |
---|
| 1040 | if (!mVertexProgramUsage) |
---|
| 1041 | { |
---|
| 1042 | mVertexProgramUsage = new GpuProgramUsage(GPT_VERTEX_PROGRAM); |
---|
| 1043 | } |
---|
| 1044 | mVertexProgramUsage->setProgramName(name, resetParams); |
---|
| 1045 | } |
---|
| 1046 | // Needs recompilation |
---|
| 1047 | mParent->_notifyNeedsRecompile(); |
---|
| 1048 | } |
---|
| 1049 | //----------------------------------------------------------------------- |
---|
| 1050 | void Pass::setVertexProgramParameters(GpuProgramParametersSharedPtr params) |
---|
| 1051 | { |
---|
| 1052 | if (!mVertexProgramUsage) |
---|
| 1053 | { |
---|
| 1054 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS, |
---|
| 1055 | "This pass does not have a vertex program assigned!", |
---|
| 1056 | "Pass::setVertexProgramParameters"); |
---|
| 1057 | } |
---|
| 1058 | mVertexProgramUsage->setParameters(params); |
---|
| 1059 | } |
---|
| 1060 | //----------------------------------------------------------------------- |
---|
| 1061 | void Pass::setFragmentProgram(const String& name, bool resetParams) |
---|
| 1062 | { |
---|
| 1063 | // Turn off fragment program if name blank |
---|
| 1064 | if (name.empty()) |
---|
| 1065 | { |
---|
| 1066 | if (mFragmentProgramUsage) delete mFragmentProgramUsage; |
---|
| 1067 | mFragmentProgramUsage = NULL; |
---|
| 1068 | } |
---|
| 1069 | else |
---|
| 1070 | { |
---|
| 1071 | if (!mFragmentProgramUsage) |
---|
| 1072 | { |
---|
| 1073 | mFragmentProgramUsage = new GpuProgramUsage(GPT_FRAGMENT_PROGRAM); |
---|
| 1074 | } |
---|
| 1075 | mFragmentProgramUsage->setProgramName(name, resetParams); |
---|
| 1076 | } |
---|
| 1077 | // Needs recompilation |
---|
| 1078 | mParent->_notifyNeedsRecompile(); |
---|
| 1079 | } |
---|
| 1080 | //----------------------------------------------------------------------- |
---|
| 1081 | void Pass::setFragmentProgramParameters(GpuProgramParametersSharedPtr params) |
---|
| 1082 | { |
---|
| 1083 | if (!mFragmentProgramUsage) |
---|
| 1084 | { |
---|
| 1085 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS, |
---|
| 1086 | "This pass does not have a fragment program assigned!", |
---|
| 1087 | "Pass::setFragmentProgramParameters"); |
---|
| 1088 | } |
---|
| 1089 | mFragmentProgramUsage->setParameters(params); |
---|
| 1090 | } |
---|
| 1091 | //----------------------------------------------------------------------- |
---|
| 1092 | const String& Pass::getVertexProgramName(void) const |
---|
| 1093 | { |
---|
| 1094 | if (!mVertexProgramUsage) |
---|
| 1095 | return StringUtil::BLANK; |
---|
| 1096 | else |
---|
| 1097 | return mVertexProgramUsage->getProgramName(); |
---|
| 1098 | } |
---|
| 1099 | //----------------------------------------------------------------------- |
---|
| 1100 | GpuProgramParametersSharedPtr Pass::getVertexProgramParameters(void) const |
---|
| 1101 | { |
---|
| 1102 | if (!mVertexProgramUsage) |
---|
| 1103 | { |
---|
| 1104 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS, |
---|
| 1105 | "This pass does not have a vertex program assigned!", |
---|
| 1106 | "Pass::getVertexProgramParameters"); |
---|
| 1107 | } |
---|
| 1108 | return mVertexProgramUsage->getParameters(); |
---|
| 1109 | } |
---|
| 1110 | //----------------------------------------------------------------------- |
---|
| 1111 | const GpuProgramPtr& Pass::getVertexProgram(void) const |
---|
| 1112 | { |
---|
| 1113 | return mVertexProgramUsage->getProgram(); |
---|
| 1114 | } |
---|
| 1115 | //----------------------------------------------------------------------- |
---|
| 1116 | const String& Pass::getFragmentProgramName(void) const |
---|
| 1117 | { |
---|
| 1118 | if (!mFragmentProgramUsage) |
---|
| 1119 | return StringUtil::BLANK; |
---|
| 1120 | else |
---|
| 1121 | return mFragmentProgramUsage->getProgramName(); |
---|
| 1122 | } |
---|
| 1123 | //----------------------------------------------------------------------- |
---|
| 1124 | GpuProgramParametersSharedPtr Pass::getFragmentProgramParameters(void) const |
---|
| 1125 | { |
---|
| 1126 | return mFragmentProgramUsage->getParameters(); |
---|
| 1127 | } |
---|
| 1128 | //----------------------------------------------------------------------- |
---|
| 1129 | const GpuProgramPtr& Pass::getFragmentProgram(void) const |
---|
| 1130 | { |
---|
| 1131 | return mFragmentProgramUsage->getProgram(); |
---|
| 1132 | } |
---|
| 1133 | //----------------------------------------------------------------------- |
---|
| 1134 | bool Pass::isLoaded(void) const |
---|
| 1135 | { |
---|
| 1136 | return mParent->isLoaded(); |
---|
| 1137 | } |
---|
| 1138 | //----------------------------------------------------------------------- |
---|
| 1139 | void Pass::_recalculateHash(void) |
---|
| 1140 | { |
---|
| 1141 | /* Hash format is 32-bit, divided as follows (high to low bits) |
---|
| 1142 | bits purpose |
---|
| 1143 | 4 Pass index (i.e. max 16 passes!) |
---|
| 1144 | 14 Hashed texture name from unit 0 |
---|
| 1145 | 14 Hashed texture name from unit 1 |
---|
| 1146 | |
---|
| 1147 | Note that at the moment we don't sort on the 3rd texture unit plus |
---|
| 1148 | on the assumption that these are less frequently used; sorting on |
---|
| 1149 | the first 2 gives us the most benefit for now. |
---|
| 1150 | */ |
---|
| 1151 | mHash = (*msHashFunc)(this); |
---|
| 1152 | } |
---|
| 1153 | //----------------------------------------------------------------------- |
---|
| 1154 | void Pass::_dirtyHash(void) |
---|
| 1155 | { |
---|
| 1156 | OGRE_LOCK_MUTEX(msDirtyHashListMutex) |
---|
| 1157 | // Mark this hash as for follow up |
---|
| 1158 | msDirtyHashList.insert(this); |
---|
| 1159 | } |
---|
| 1160 | //--------------------------------------------------------------------- |
---|
| 1161 | void Pass::clearDirtyHashList(void) |
---|
| 1162 | { |
---|
| 1163 | OGRE_LOCK_MUTEX(msDirtyHashListMutex) |
---|
| 1164 | msDirtyHashList.clear(); |
---|
| 1165 | } |
---|
| 1166 | //----------------------------------------------------------------------- |
---|
| 1167 | void Pass::_notifyNeedsRecompile(void) |
---|
| 1168 | { |
---|
| 1169 | mParent->_notifyNeedsRecompile(); |
---|
| 1170 | } |
---|
| 1171 | //----------------------------------------------------------------------- |
---|
| 1172 | void Pass::setTextureFiltering(TextureFilterOptions filterType) |
---|
| 1173 | { |
---|
| 1174 | TextureUnitStates::iterator i, iend; |
---|
| 1175 | iend = mTextureUnitStates.end(); |
---|
| 1176 | for (i = mTextureUnitStates.begin(); i != iend; ++i) |
---|
| 1177 | { |
---|
| 1178 | (*i)->setTextureFiltering(filterType); |
---|
| 1179 | } |
---|
| 1180 | } |
---|
| 1181 | // -------------------------------------------------------------------- |
---|
| 1182 | void Pass::setTextureAnisotropy(unsigned int maxAniso) |
---|
| 1183 | { |
---|
| 1184 | TextureUnitStates::iterator i, iend; |
---|
| 1185 | iend = mTextureUnitStates.end(); |
---|
| 1186 | for (i = mTextureUnitStates.begin(); i != iend; ++i) |
---|
| 1187 | { |
---|
| 1188 | (*i)->setTextureAnisotropy(maxAniso); |
---|
| 1189 | } |
---|
| 1190 | } |
---|
| 1191 | //----------------------------------------------------------------------- |
---|
| 1192 | void Pass::_updateAutoParamsNoLights(const AutoParamDataSource& source) const |
---|
| 1193 | { |
---|
| 1194 | if (hasVertexProgram()) |
---|
| 1195 | { |
---|
| 1196 | // Update vertex program auto params |
---|
| 1197 | mVertexProgramUsage->getParameters()->_updateAutoParamsNoLights(source); |
---|
| 1198 | } |
---|
| 1199 | |
---|
| 1200 | if (hasFragmentProgram()) |
---|
| 1201 | { |
---|
| 1202 | // Update fragment program auto params |
---|
| 1203 | mFragmentProgramUsage->getParameters()->_updateAutoParamsNoLights(source); |
---|
| 1204 | } |
---|
| 1205 | } |
---|
| 1206 | //----------------------------------------------------------------------- |
---|
| 1207 | void Pass::_updateAutoParamsLightsOnly(const AutoParamDataSource& source) const |
---|
| 1208 | { |
---|
| 1209 | if (hasVertexProgram()) |
---|
| 1210 | { |
---|
| 1211 | // Update vertex program auto params |
---|
| 1212 | mVertexProgramUsage->getParameters()->_updateAutoParamsLightsOnly(source); |
---|
| 1213 | } |
---|
| 1214 | |
---|
| 1215 | if (hasFragmentProgram()) |
---|
| 1216 | { |
---|
| 1217 | // Update fragment program auto params |
---|
| 1218 | mFragmentProgramUsage->getParameters()->_updateAutoParamsLightsOnly(source); |
---|
| 1219 | } |
---|
| 1220 | } |
---|
| 1221 | //----------------------------------------------------------------------- |
---|
| 1222 | void Pass::processPendingPassUpdates(void) |
---|
| 1223 | { |
---|
| 1224 | { |
---|
| 1225 | OGRE_LOCK_MUTEX(msPassGraveyardMutex) |
---|
| 1226 | // Delete items in the graveyard |
---|
| 1227 | PassSet::iterator i, iend; |
---|
| 1228 | iend = msPassGraveyard.end(); |
---|
| 1229 | for (i = msPassGraveyard.begin(); i != iend; ++i) |
---|
| 1230 | { |
---|
| 1231 | delete *i; |
---|
| 1232 | } |
---|
| 1233 | msPassGraveyard.clear(); |
---|
| 1234 | } |
---|
| 1235 | |
---|
| 1236 | { |
---|
| 1237 | OGRE_LOCK_MUTEX(msDirtyHashListMutex) |
---|
| 1238 | PassSet::iterator i, iend; |
---|
| 1239 | // The dirty ones will have been removed from the groups above using the old hash now |
---|
| 1240 | iend = msDirtyHashList.end(); |
---|
| 1241 | for (i = msDirtyHashList.begin(); i != iend; ++i) |
---|
| 1242 | { |
---|
| 1243 | Pass* p = *i; |
---|
| 1244 | p->_recalculateHash(); |
---|
| 1245 | } |
---|
| 1246 | // Clear the dirty list |
---|
| 1247 | msDirtyHashList.clear(); |
---|
| 1248 | } |
---|
| 1249 | } |
---|
| 1250 | //----------------------------------------------------------------------- |
---|
| 1251 | void Pass::queueForDeletion(void) |
---|
| 1252 | { |
---|
| 1253 | mQueuedForDeletion = true; |
---|
| 1254 | |
---|
| 1255 | removeAllTextureUnitStates(); |
---|
| 1256 | if (mVertexProgramUsage) |
---|
| 1257 | { |
---|
| 1258 | delete mVertexProgramUsage; |
---|
| 1259 | mVertexProgramUsage = 0; |
---|
| 1260 | } |
---|
| 1261 | if (mShadowCasterVertexProgramUsage) |
---|
| 1262 | { |
---|
| 1263 | delete mShadowCasterVertexProgramUsage; |
---|
| 1264 | mShadowCasterVertexProgramUsage = 0; |
---|
| 1265 | } |
---|
| 1266 | if (mShadowReceiverVertexProgramUsage) |
---|
| 1267 | { |
---|
| 1268 | delete mShadowReceiverVertexProgramUsage; |
---|
| 1269 | mShadowReceiverVertexProgramUsage = 0; |
---|
| 1270 | } |
---|
| 1271 | if (mFragmentProgramUsage) |
---|
| 1272 | { |
---|
| 1273 | delete mFragmentProgramUsage; |
---|
| 1274 | mFragmentProgramUsage = 0; |
---|
| 1275 | } |
---|
| 1276 | if (mShadowReceiverFragmentProgramUsage) |
---|
| 1277 | { |
---|
| 1278 | delete mShadowReceiverFragmentProgramUsage; |
---|
| 1279 | mShadowReceiverFragmentProgramUsage = 0; |
---|
| 1280 | } |
---|
| 1281 | // remove from dirty list, if there |
---|
| 1282 | { |
---|
| 1283 | OGRE_LOCK_MUTEX(msDirtyHashListMutex) |
---|
| 1284 | msDirtyHashList.erase(this); |
---|
| 1285 | } |
---|
| 1286 | { |
---|
| 1287 | OGRE_LOCK_MUTEX(msPassGraveyardMutex) |
---|
| 1288 | msPassGraveyard.insert(this); |
---|
| 1289 | } |
---|
| 1290 | } |
---|
| 1291 | //----------------------------------------------------------------------- |
---|
| 1292 | bool Pass::isAmbientOnly(void) const |
---|
| 1293 | { |
---|
| 1294 | // treat as ambient if lighting is off, or colour write is off, |
---|
| 1295 | // or all non-ambient (& emissive) colours are black |
---|
| 1296 | // NB a vertex program could override this, but passes using vertex |
---|
| 1297 | // programs are expected to indicate they are ambient only by |
---|
| 1298 | // setting the state so it matches one of the conditions above, even |
---|
| 1299 | // though this state is not used in rendering. |
---|
| 1300 | return (!mLightingEnabled || !mColourWrite || |
---|
| 1301 | (mDiffuse == ColourValue::Black && |
---|
| 1302 | mSpecular == ColourValue::Black)); |
---|
| 1303 | } |
---|
| 1304 | //----------------------------------------------------------------------- |
---|
| 1305 | void Pass::setShadowCasterVertexProgram(const String& name) |
---|
| 1306 | { |
---|
| 1307 | // Turn off vertex program if name blank |
---|
| 1308 | if (name.empty()) |
---|
| 1309 | { |
---|
| 1310 | if (mShadowCasterVertexProgramUsage) delete mShadowCasterVertexProgramUsage; |
---|
| 1311 | mShadowCasterVertexProgramUsage = NULL; |
---|
| 1312 | } |
---|
| 1313 | else |
---|
| 1314 | { |
---|
| 1315 | if (!mShadowCasterVertexProgramUsage) |
---|
| 1316 | { |
---|
| 1317 | mShadowCasterVertexProgramUsage = new GpuProgramUsage(GPT_VERTEX_PROGRAM); |
---|
| 1318 | } |
---|
| 1319 | mShadowCasterVertexProgramUsage->setProgramName(name); |
---|
| 1320 | } |
---|
| 1321 | // Needs recompilation |
---|
| 1322 | mParent->_notifyNeedsRecompile(); |
---|
| 1323 | } |
---|
| 1324 | //----------------------------------------------------------------------- |
---|
| 1325 | void Pass::setShadowCasterVertexProgramParameters(GpuProgramParametersSharedPtr params) |
---|
| 1326 | { |
---|
| 1327 | if (!mShadowCasterVertexProgramUsage) |
---|
| 1328 | { |
---|
| 1329 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS, |
---|
| 1330 | "This pass does not have a shadow caster vertex program assigned!", |
---|
| 1331 | "Pass::setShadowCasterVertexProgramParameters"); |
---|
| 1332 | } |
---|
| 1333 | mShadowCasterVertexProgramUsage->setParameters(params); |
---|
| 1334 | } |
---|
| 1335 | //----------------------------------------------------------------------- |
---|
| 1336 | const String& Pass::getShadowCasterVertexProgramName(void) const |
---|
| 1337 | { |
---|
| 1338 | if (!mShadowCasterVertexProgramUsage) |
---|
| 1339 | return StringUtil::BLANK; |
---|
| 1340 | else |
---|
| 1341 | return mShadowCasterVertexProgramUsage->getProgramName(); |
---|
| 1342 | } |
---|
| 1343 | //----------------------------------------------------------------------- |
---|
| 1344 | GpuProgramParametersSharedPtr Pass::getShadowCasterVertexProgramParameters(void) const |
---|
| 1345 | { |
---|
| 1346 | if (!mShadowCasterVertexProgramUsage) |
---|
| 1347 | { |
---|
| 1348 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS, |
---|
| 1349 | "This pass does not have a shadow caster vertex program assigned!", |
---|
| 1350 | "Pass::getShadowCasterVertexProgramParameters"); |
---|
| 1351 | } |
---|
| 1352 | return mShadowCasterVertexProgramUsage->getParameters(); |
---|
| 1353 | } |
---|
| 1354 | //----------------------------------------------------------------------- |
---|
| 1355 | const GpuProgramPtr& Pass::getShadowCasterVertexProgram(void) const |
---|
| 1356 | { |
---|
| 1357 | return mShadowCasterVertexProgramUsage->getProgram(); |
---|
| 1358 | } |
---|
| 1359 | //----------------------------------------------------------------------- |
---|
| 1360 | void Pass::setShadowReceiverVertexProgram(const String& name) |
---|
| 1361 | { |
---|
| 1362 | // Turn off vertex program if name blank |
---|
| 1363 | if (name.empty()) |
---|
| 1364 | { |
---|
| 1365 | if (mShadowReceiverVertexProgramUsage) delete mShadowReceiverVertexProgramUsage; |
---|
| 1366 | mShadowReceiverVertexProgramUsage = NULL; |
---|
| 1367 | } |
---|
| 1368 | else |
---|
| 1369 | { |
---|
| 1370 | if (!mShadowReceiverVertexProgramUsage) |
---|
| 1371 | { |
---|
| 1372 | mShadowReceiverVertexProgramUsage = new GpuProgramUsage(GPT_VERTEX_PROGRAM); |
---|
| 1373 | } |
---|
| 1374 | mShadowReceiverVertexProgramUsage->setProgramName(name); |
---|
| 1375 | } |
---|
| 1376 | // Needs recompilation |
---|
| 1377 | mParent->_notifyNeedsRecompile(); |
---|
| 1378 | } |
---|
| 1379 | //----------------------------------------------------------------------- |
---|
| 1380 | void Pass::setShadowReceiverVertexProgramParameters(GpuProgramParametersSharedPtr params) |
---|
| 1381 | { |
---|
| 1382 | if (!mShadowReceiverVertexProgramUsage) |
---|
| 1383 | { |
---|
| 1384 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS, |
---|
| 1385 | "This pass does not have a shadow receiver vertex program assigned!", |
---|
| 1386 | "Pass::setShadowReceiverVertexProgramParameters"); |
---|
| 1387 | } |
---|
| 1388 | mShadowReceiverVertexProgramUsage->setParameters(params); |
---|
| 1389 | } |
---|
| 1390 | //----------------------------------------------------------------------- |
---|
| 1391 | const String& Pass::getShadowReceiverVertexProgramName(void) const |
---|
| 1392 | { |
---|
| 1393 | if (!mShadowReceiverVertexProgramUsage) |
---|
| 1394 | return StringUtil::BLANK; |
---|
| 1395 | else |
---|
| 1396 | return mShadowReceiverVertexProgramUsage->getProgramName(); |
---|
| 1397 | } |
---|
| 1398 | //----------------------------------------------------------------------- |
---|
| 1399 | GpuProgramParametersSharedPtr Pass::getShadowReceiverVertexProgramParameters(void) const |
---|
| 1400 | { |
---|
| 1401 | if (!mShadowReceiverVertexProgramUsage) |
---|
| 1402 | { |
---|
| 1403 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS, |
---|
| 1404 | "This pass does not have a shadow receiver vertex program assigned!", |
---|
| 1405 | "Pass::getShadowReceiverVertexProgramParameters"); |
---|
| 1406 | } |
---|
| 1407 | return mShadowReceiverVertexProgramUsage->getParameters(); |
---|
| 1408 | } |
---|
| 1409 | //----------------------------------------------------------------------- |
---|
| 1410 | const GpuProgramPtr& Pass::getShadowReceiverVertexProgram(void) const |
---|
| 1411 | { |
---|
| 1412 | return mShadowReceiverVertexProgramUsage->getProgram(); |
---|
| 1413 | } |
---|
| 1414 | //----------------------------------------------------------------------- |
---|
| 1415 | void Pass::setShadowReceiverFragmentProgram(const String& name) |
---|
| 1416 | { |
---|
| 1417 | // Turn off Fragment program if name blank |
---|
| 1418 | if (name.empty()) |
---|
| 1419 | { |
---|
| 1420 | if (mShadowReceiverFragmentProgramUsage) delete mShadowReceiverFragmentProgramUsage; |
---|
| 1421 | mShadowReceiverFragmentProgramUsage = NULL; |
---|
| 1422 | } |
---|
| 1423 | else |
---|
| 1424 | { |
---|
| 1425 | if (!mShadowReceiverFragmentProgramUsage) |
---|
| 1426 | { |
---|
| 1427 | mShadowReceiverFragmentProgramUsage = new GpuProgramUsage(GPT_FRAGMENT_PROGRAM); |
---|
| 1428 | } |
---|
| 1429 | mShadowReceiverFragmentProgramUsage->setProgramName(name); |
---|
| 1430 | } |
---|
| 1431 | // Needs recompilation |
---|
| 1432 | mParent->_notifyNeedsRecompile(); |
---|
| 1433 | } |
---|
| 1434 | //----------------------------------------------------------------------- |
---|
| 1435 | void Pass::setShadowReceiverFragmentProgramParameters(GpuProgramParametersSharedPtr params) |
---|
| 1436 | { |
---|
| 1437 | if (!mShadowReceiverFragmentProgramUsage) |
---|
| 1438 | { |
---|
| 1439 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS, |
---|
| 1440 | "This pass does not have a shadow receiver fragment program assigned!", |
---|
| 1441 | "Pass::setShadowReceiverFragmentProgramParameters"); |
---|
| 1442 | } |
---|
| 1443 | mShadowReceiverFragmentProgramUsage->setParameters(params); |
---|
| 1444 | } |
---|
| 1445 | //----------------------------------------------------------------------- |
---|
| 1446 | const String& Pass::getShadowReceiverFragmentProgramName(void) const |
---|
| 1447 | { |
---|
| 1448 | if (!mShadowReceiverFragmentProgramUsage) |
---|
| 1449 | return StringUtil::BLANK; |
---|
| 1450 | else |
---|
| 1451 | return mShadowReceiverFragmentProgramUsage->getProgramName(); |
---|
| 1452 | } |
---|
| 1453 | //----------------------------------------------------------------------- |
---|
| 1454 | GpuProgramParametersSharedPtr Pass::getShadowReceiverFragmentProgramParameters(void) const |
---|
| 1455 | { |
---|
| 1456 | if (!mShadowReceiverFragmentProgramUsage) |
---|
| 1457 | { |
---|
| 1458 | OGRE_EXCEPT (Exception::ERR_INVALIDPARAMS, |
---|
| 1459 | "This pass does not have a shadow receiver fragment program assigned!", |
---|
| 1460 | "Pass::getShadowReceiverFragmentProgramParameters"); |
---|
| 1461 | } |
---|
| 1462 | return mShadowReceiverFragmentProgramUsage->getParameters(); |
---|
| 1463 | } |
---|
| 1464 | //----------------------------------------------------------------------- |
---|
| 1465 | const GpuProgramPtr& Pass::getShadowReceiverFragmentProgram(void) const |
---|
| 1466 | { |
---|
| 1467 | return mShadowReceiverFragmentProgramUsage->getProgram(); |
---|
| 1468 | } |
---|
| 1469 | //----------------------------------------------------------------------- |
---|
| 1470 | const String& Pass::getResourceGroup(void) const |
---|
| 1471 | { |
---|
| 1472 | return mParent->getResourceGroup(); |
---|
| 1473 | } |
---|
| 1474 | |
---|
| 1475 | //----------------------------------------------------------------------- |
---|
| 1476 | bool Pass::applyTextureAliases(const AliasTextureNamePairList& aliasList, const bool apply) const |
---|
| 1477 | { |
---|
| 1478 | // iterate through each texture unit state and apply the texture alias if it applies |
---|
| 1479 | TextureUnitStates::const_iterator i, iend; |
---|
| 1480 | iend = mTextureUnitStates.end(); |
---|
| 1481 | bool testResult = false; |
---|
| 1482 | |
---|
| 1483 | for (i = mTextureUnitStates.begin(); i != iend; ++i) |
---|
| 1484 | { |
---|
| 1485 | if ((*i)->applyTextureAliases(aliasList, apply)) |
---|
| 1486 | testResult = true; |
---|
| 1487 | } |
---|
| 1488 | |
---|
| 1489 | return testResult; |
---|
| 1490 | |
---|
| 1491 | } |
---|
| 1492 | //----------------------------------------------------------------------- |
---|
| 1493 | unsigned short Pass::_getTextureUnitWithContentTypeIndex( |
---|
| 1494 | TextureUnitState::ContentType contentType, unsigned short index) const |
---|
| 1495 | { |
---|
| 1496 | if (!mContentTypeLookupBuilt) |
---|
| 1497 | { |
---|
| 1498 | mShadowContentTypeLookup.clear(); |
---|
| 1499 | for (unsigned short i = 0; i < mTextureUnitStates.size(); ++i) |
---|
| 1500 | { |
---|
| 1501 | if (mTextureUnitStates[i]->getContentType() == TextureUnitState::CONTENT_SHADOW) |
---|
| 1502 | { |
---|
| 1503 | mShadowContentTypeLookup.push_back(i); |
---|
| 1504 | } |
---|
| 1505 | } |
---|
| 1506 | mContentTypeLookupBuilt = true; |
---|
| 1507 | } |
---|
| 1508 | |
---|
| 1509 | switch(contentType) |
---|
| 1510 | { |
---|
| 1511 | case TextureUnitState::CONTENT_SHADOW: |
---|
| 1512 | if (index < mShadowContentTypeLookup.size()) |
---|
| 1513 | { |
---|
| 1514 | return mShadowContentTypeLookup[index]; |
---|
| 1515 | } |
---|
| 1516 | break; |
---|
| 1517 | default: |
---|
| 1518 | // Simple iteration |
---|
| 1519 | for (unsigned short i = 0; i < mTextureUnitStates.size(); ++i) |
---|
| 1520 | { |
---|
| 1521 | if (mTextureUnitStates[i]->getContentType() == TextureUnitState::CONTENT_SHADOW) |
---|
| 1522 | { |
---|
| 1523 | if (index == 0) |
---|
| 1524 | { |
---|
| 1525 | return i; |
---|
| 1526 | } |
---|
| 1527 | else |
---|
| 1528 | { |
---|
| 1529 | --index; |
---|
| 1530 | } |
---|
| 1531 | } |
---|
| 1532 | } |
---|
| 1533 | break; |
---|
| 1534 | } |
---|
| 1535 | |
---|
| 1536 | // not found - return out of range |
---|
| 1537 | return static_cast<unsigned short>(mTextureUnitStates.size() + 1); |
---|
| 1538 | |
---|
| 1539 | } |
---|
| 1540 | |
---|
| 1541 | |
---|
| 1542 | } |
---|