diff options
Diffstat (limited to 'indra/newview/llvosky.cpp')
| -rw-r--r-- | indra/newview/llvosky.cpp | 2248 |
1 files changed, 827 insertions, 1421 deletions
diff --git a/indra/newview/llvosky.cpp b/indra/newview/llvosky.cpp index 54ec238fde..af078251b3 100644 --- a/indra/newview/llvosky.cpp +++ b/indra/newview/llvosky.cpp @@ -48,156 +48,42 @@ #include "llworld.h" #include "pipeline.h" #include "lldrawpoolwlsky.h" -#include "llwlparammanager.h" -#include "llwaterparammanager.h" +#include "v3colorutil.h" -#undef min -#undef max - -#if LL_WINDOWS -#pragma optimize("", off) -#endif +#include "llsettingssky.h" +#include "llenvironment.h" -static const S32 NUM_TILES_X = 8; -static const S32 NUM_TILES_Y = 4; -static const S32 NUM_TILES = NUM_TILES_X * NUM_TILES_Y; +#include "lltrace.h" +#include "llfasttimer.h" -// Heavenly body constants -static const F32 SUN_DISK_RADIUS = 0.5f; -static const F32 MOON_DISK_RADIUS = SUN_DISK_RADIUS * 0.9f; -static const F32 SUN_INTENSITY = 1e5; - -// Texture coordinates: -static const LLVector2 TEX00 = LLVector2(0.f, 0.f); -static const LLVector2 TEX01 = LLVector2(0.f, 1.f); -static const LLVector2 TEX10 = LLVector2(1.f, 0.f); -static const LLVector2 TEX11 = LLVector2(1.f, 1.f); - -// Exported globals -LLUUID gSunTextureID = IMG_SUN; -LLUUID gMoonTextureID = IMG_MOON; +#undef min +#undef max -class LLFastLn +namespace { -public: - LLFastLn() - { - mTable[0] = 0; - for( S32 i = 1; i < 257; i++ ) - { - mTable[i] = log((F32)i); - } - } - - F32 ln( F32 x ) - { - const F32 OO_255 = 0.003921568627450980392156862745098f; - const F32 LN_255 = 5.5412635451584261462455391880218f; - - if( x < OO_255 ) - { - return log(x); - } - else - if( x < 1 ) - { - x *= 255.f; - S32 index = llfloor(x); - F32 t = x - index; - F32 low = mTable[index]; - F32 high = mTable[index + 1]; - return low + t * (high - low) - LN_255; - } - else - if( x <= 255 ) - { - S32 index = llfloor(x); - F32 t = x - index; - F32 low = mTable[index]; - F32 high = mTable[index + 1]; - return low + t * (high - low); - } - else - { - return log( x ); - } - } - - F32 pow( F32 x, F32 y ) - { - return (F32)LL_FAST_EXP(y * ln(x)); - } - - -private: - F32 mTable[257]; // index 0 is unused -}; - -static LLFastLn gFastLn; + const S32 NUM_TILES_X = 8; + const S32 NUM_TILES_Y = 4; + const S32 NUM_TILES = NUM_TILES_X * NUM_TILES_Y; + // Heavenly body constants + const F32 SUN_DISK_RADIUS = 0.5f; + const F32 MOON_DISK_RADIUS = SUN_DISK_RADIUS * 0.9f; + const F32 SUN_INTENSITY = 1e5; -// Functions used a lot. + // Texture coordinates: + const LLVector2 TEX00 = LLVector2(0.f, 0.f); + const LLVector2 TEX01 = LLVector2(0.f, 1.f); + const LLVector2 TEX10 = LLVector2(1.f, 0.f); + const LLVector2 TEX11 = LLVector2(1.f, 1.f); -inline F32 LLHaze::calcPhase(const F32 cos_theta) const -{ - const F32 g2 = mG * mG; - const F32 den = 1 + g2 - 2 * mG * cos_theta; - return (1 - g2) * gFastLn.pow(den, -1.5); -} - -inline void color_pow(LLColor3 &col, const F32 e) -{ - col.mV[0] = gFastLn.pow(col.mV[0], e); - col.mV[1] = gFastLn.pow(col.mV[1], e); - col.mV[2] = gFastLn.pow(col.mV[2], e); -} + const F32 LIGHT_DIRECTION_THRESHOLD = (F32) cosf(DEG_TO_RAD * 1.f); + const F32 COLOR_CHANGE_THRESHOLD = 0.01f; -inline LLColor3 color_norm(const LLColor3 &col) -{ - const F32 m = color_max(col); - if (m > 1.f) - { - return 1.f/m * col; - } - else return col; -} - -inline void color_gamma_correct(LLColor3 &col) -{ - const F32 gamma_inv = 1.f/1.2f; - if (col.mV[0] != 0.f) - { - col.mV[0] = gFastLn.pow(col.mV[0], gamma_inv); - } - if (col.mV[1] != 0.f) - { - col.mV[1] = gFastLn.pow(col.mV[1], gamma_inv); - } - if (col.mV[2] != 0.f) - { - col.mV[2] = gFastLn.pow(col.mV[2], gamma_inv); - } -} + LLTrace::BlockTimerStatHandle FTM_VOSKY_UPDATETIMER("VOSky Update Timer Tick"); + LLTrace::BlockTimerStatHandle FTM_VOSKY_UPDATEFORCED("VOSky Update Forced"); -static LLColor3 calc_air_sca_sea_level() -{ - static LLColor3 WAVE_LEN(675, 520, 445); - static LLColor3 refr_ind = refr_ind_calc(WAVE_LEN); - static LLColor3 n21 = refr_ind * refr_ind - LLColor3(1, 1, 1); - static LLColor3 n4 = n21 * n21; - static LLColor3 wl2 = WAVE_LEN * WAVE_LEN * 1e-6f; - static LLColor3 wl4 = wl2 * wl2; - static LLColor3 mult_const = fsigma * 2.0f/ 3.0f * 1e24f * (F_PI * F_PI) * n4; - static F32 dens_div_N = F32( ATM_SEA_LEVEL_NDENS / Ndens2); - return dens_div_N * color_div ( mult_const, wl4 ); + F32Seconds UPDATE_EXPRY(2.0f); } - -// static constants. -LLColor3 const LLHaze::sAirScaSeaLevel = calc_air_sca_sea_level(); -F32 const LLHaze::sAirScaIntense = color_intens(LLHaze::sAirScaSeaLevel); -F32 const LLHaze::sAirScaAvg = LLHaze::sAirScaIntense / 3.f; - - /*************************************** SkyTex ***************************************/ @@ -253,6 +139,32 @@ LLSkyTex::~LLSkyTex() mSkyDirs = NULL; } +S32 LLSkyTex::getResolution() +{ + return sResolution; +} + +S32 LLSkyTex::getCurrent() +{ + return sCurrent; +} + +S32 LLSkyTex::stepCurrent() { + sCurrent++; + sCurrent &= 1; + return sCurrent; +} + +S32 LLSkyTex::getNext() +{ + return ((sCurrent+1) & 1); +} + +S32 LLSkyTex::getWhich(const BOOL curr) +{ + int tex = curr ? sCurrent : getNext(); + return tex; +} void LLSkyTex::initEmpty(const S32 tex) { @@ -293,9 +205,6 @@ void LLSkyTex::create(const F32 brightness) createGLImage(sCurrent); } - - - void LLSkyTex::createGLImage(S32 which) { mTexture[which]->createGLTexture(0, mImageRaw[which], 0, TRUE, LLGLTexture::LOCAL); @@ -304,15 +213,176 @@ void LLSkyTex::createGLImage(S32 which) void LLSkyTex::bindTexture(BOOL curr) { - gGL.getTexUnit(0)->bind(mTexture[getWhich(curr)], true); + int tex = getWhich(curr); + gGL.getTexUnit(0)->bind(mTexture[tex], true); +} + +LLImageRaw* LLSkyTex::getImageRaw(BOOL curr) +{ + int tex = getWhich(curr); + return mImageRaw[tex]; } /*************************************** - Sky + LLHeavenBody ***************************************/ F32 LLHeavenBody::sInterpVal = 0; +LLHeavenBody::LLHeavenBody(const F32 rad) +: mDirectionCached(LLVector3(0,0,0)), + mDirection(LLVector3(0,0,0)), + mIntensity(0.f), + mDiskRadius(rad), + mDraw(FALSE), + mHorizonVisibility(1.f), + mVisibility(1.f), + mVisible(FALSE) +{ + mColor.setToBlack(); + mColorCached.setToBlack(); +} + +const LLVector3& LLHeavenBody::getDirection() const +{ + return mDirection; +} + +void LLHeavenBody::setDirection(const LLVector3 &direction) +{ + mDirection = direction; +} + +void LLHeavenBody::setAngularVelocity(const LLVector3 &ang_vel) +{ + mAngularVelocity = ang_vel; +} + +const LLVector3& LLHeavenBody::getAngularVelocity() const +{ + return mAngularVelocity; +} + +const LLVector3& LLHeavenBody::getDirectionCached() const +{ + return mDirectionCached; +} + +void LLHeavenBody::renewDirection() +{ + mDirectionCached = mDirection; +} + +const LLColor3& LLHeavenBody::getColorCached() const +{ + return mColorCached; +} + +void LLHeavenBody::setColorCached(const LLColor3& c) +{ + mColorCached = c; +} + +const LLColor3& LLHeavenBody::getColor() const +{ + return mColor; +} + +void LLHeavenBody::setColor(const LLColor3& c) +{ + mColor = c; +} + +void LLHeavenBody::renewColor() +{ + mColorCached = mColor; +} + +F32 LLHeavenBody::interpVal() +{ + return sInterpVal; +} + +void LLHeavenBody::setInterpVal(const F32 v) +{ + sInterpVal = v; +} + +LLColor3 LLHeavenBody::getInterpColor() const +{ + return sInterpVal * mColor + (1 - sInterpVal) * mColorCached; +} + +const F32& LLHeavenBody::getVisibility() const +{ + return mVisibility; +} + +void LLHeavenBody::setVisibility(const F32 c) +{ + mVisibility = c; +} + +bool LLHeavenBody::isVisible() const +{ + return mVisible; +} + +void LLHeavenBody::setVisible(const bool v) +{ + mVisible = v; +} + +const F32& LLHeavenBody::getIntensity() const +{ + return mIntensity; +} + +void LLHeavenBody::setIntensity(const F32 c) +{ + mIntensity = c; +} + +void LLHeavenBody::setDiskRadius(const F32 radius) +{ + mDiskRadius = radius; +} + +F32 LLHeavenBody::getDiskRadius() const +{ + return mDiskRadius; +} + +void LLHeavenBody::setDraw(const bool draw) +{ + mDraw = draw; +} + +bool LLHeavenBody::getDraw() const +{ + return mDraw; +} + +const LLVector3& LLHeavenBody::corner(const S32 n) const +{ + return mQuadCorner[n]; +} + +LLVector3& LLHeavenBody::corner(const S32 n) +{ + return mQuadCorner[n]; +} + +const LLVector3* LLHeavenBody::corners() const +{ + return mQuadCorner; +} + +/*************************************** + Sky +***************************************/ + + S32 LLVOSky::sResolution = LLSkyTex::getResolution(); S32 LLVOSky::sTileResX = sResolution/NUM_TILES_X; S32 LLVOSky::sTileResY = sResolution/NUM_TILES_Y; @@ -330,32 +400,15 @@ LLVOSky::LLVOSky(const LLUUID &id, const LLPCode pcode, LLViewerRegion *regionp) mWorldScale(1.f), mBumpSunDir(0.f, 0.f, 1.f) { - bool error = false; - /// WL PARAMS - dome_radius = 1.f; - dome_offset_ratio = 0.f; - sunlight_color = LLColor3(); - ambient = LLColor3(); - gamma = 1.f; - lightnorm = LLVector4(); - blue_density = LLColor3(); - blue_horizon = LLColor3(); - haze_density = 0.f; - haze_horizon = 1.f; - density_multiplier = 0.f; - max_y = 0.f; - glow = LLColor3(); - cloud_shadow = 0.f; - cloud_color = LLColor3(); - cloud_scale = 0.f; - cloud_pos_density1 = LLColor3(); - cloud_pos_density2 = LLColor3(); mInitialized = FALSE; mbCanSelect = FALSE; mUpdateTimer.reset(); + mForceUpdateThrottle.setTimerExpirySec(UPDATE_EXPRY); + mForceUpdateThrottle.reset(); + for (S32 i = 0; i < 6; i++) { mSkyTex[i].init(); @@ -370,33 +423,13 @@ LLVOSky::LLVOSky(const LLUUID &id, const LLPCode pcode, LLViewerRegion *regionp) mAtmHeight = ATM_HEIGHT; mEarthCenter = LLVector3(mCameraPosAgent.mV[0], mCameraPosAgent.mV[1], -EARTH_RADIUS); - mSunDefaultPosition = LLVector3(LLWLParamManager::getInstance()->mCurParams.getVector("lightnorm", error)); - if (gSavedSettings.getBOOL("SkyOverrideSimSunPosition")) - { - initSunDirection(mSunDefaultPosition, LLVector3(0, 0, 0)); - } - mAmbientScale = gSavedSettings.getF32("SkyAmbientScale"); - mNightColorShift = gSavedSettings.getColor3("SkyNightColorShift"); - mFogColor.mV[VRED] = mFogColor.mV[VGREEN] = mFogColor.mV[VBLUE] = 0.5f; - mFogColor.mV[VALPHA] = 0.0f; - mFogRatio = 1.2f; - mSun.setIntensity(SUN_INTENSITY); mMoon.setIntensity(0.1f * SUN_INTENSITY); - mSunTexturep = LLViewerTextureManager::getFetchedTexture(gSunTextureID, FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); - mSunTexturep->setAddressMode(LLTexUnit::TAM_CLAMP); - mMoonTexturep = LLViewerTextureManager::getFetchedTexture(gMoonTextureID, FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); - mMoonTexturep->setAddressMode(LLTexUnit::TAM_CLAMP); - mBloomTexturep = LLViewerTextureManager::getFetchedTexture(IMG_BLOOM1); - mBloomTexturep->setNoDelete() ; - mBloomTexturep->setAddressMode(LLTexUnit::TAM_CLAMP); - mHeavenlyBodyUpdated = FALSE ; mDrawRefl = 0; - mHazeConcentration = 0.f; - mInterpVal = 0.f; + mInterpVal = 0.f; } @@ -410,11 +443,32 @@ LLVOSky::~LLVOSky() void LLVOSky::init() { - const F32 haze_int = color_intens(mHaze.calcSigSca(0)); - mHazeConcentration = haze_int / - (color_intens(LLHaze::calcAirSca(0)) + haze_int); - - calcAtmospherics(); + llassert(!mInitialized); + + // Update sky at least once to get correct initial sun/moon directions and lighting calcs performed + LLEnvironment::instance().getCurrentSky()->update(); + + updateDirections(); + + LLSettingsSky::ptr_t psky = LLEnvironment::instance().getCurrentSky(); + + // invariants across whole sky tex process... + m_atmosphericsVars.blue_density = psky->getBlueDensity(); + m_atmosphericsVars.blue_horizon = psky->getBlueHorizon(); + m_atmosphericsVars.haze_density = psky->getHazeDensity(); + m_atmosphericsVars.haze_horizon = psky->getHazeHorizon(); + m_atmosphericsVars.density_multiplier = psky->getDensityMultiplier(); + m_atmosphericsVars.max_y = psky->getMaxY(); + m_atmosphericsVars.sun_norm = LLEnvironment::instance().getClampedSunNorm(); + m_atmosphericsVars.sunlight = psky->getSunlightColor(); + m_atmosphericsVars.ambient = psky->getAmbientColor(); + m_atmosphericsVars.glow = psky->getGlow(); + m_atmosphericsVars.cloud_shadow = psky->getCloudShadow(); + m_atmosphericsVars.dome_radius = psky->getDomeRadius(); + m_atmosphericsVars.dome_offset = psky->getDomeOffset(); + m_atmosphericsVars.light_atten = psky->getLightAttenuation(m_atmosphericsVars.max_y); + m_atmosphericsVars.light_transmittance = psky->getLightTransmittance(); + m_atmosphericsVars.gamma = psky->getGamma(); // Initialize the cached normalized direction vectors for (S32 side = 0; side < 6; ++side) @@ -422,7 +476,7 @@ void LLVOSky::init() for (S32 tile = 0; tile < NUM_TILES; ++tile) { initSkyTextureDirs(side, tile); - createSkyTexture(side, tile); + createSkyTexture(m_atmosphericsVars, side, tile, false); } } @@ -433,9 +487,107 @@ void LLVOSky::init() } initCubeMap(); + mInitialized = true; mHeavenlyBodyUpdated = FALSE ; + + mRainbowMap = LLViewerTextureManager::getFetchedTexture(psky->getRainbowTextureId(), FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); + mHaloMap = LLViewerTextureManager::getFetchedTexture(psky->getHaloTextureId(), FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); +} + + +void LLVOSky::calc() +{ + LLSettingsSky::ptr_t psky = LLEnvironment::instance().getCurrentSky(); + + // invariants across whole sky tex process... + m_atmosphericsVars.blue_density = psky->getBlueDensity(); + m_atmosphericsVars.blue_horizon = psky->getBlueHorizon(); + m_atmosphericsVars.haze_density = psky->getHazeDensity(); + m_atmosphericsVars.haze_horizon = psky->getHazeHorizon(); + m_atmosphericsVars.density_multiplier = psky->getDensityMultiplier(); + m_atmosphericsVars.max_y = psky->getMaxY(); + m_atmosphericsVars.sun_norm = LLEnvironment::instance().getClampedSunNorm(); + m_atmosphericsVars.sunlight = psky->getSunlightColor(); + m_atmosphericsVars.ambient = psky->getAmbientColor(); + m_atmosphericsVars.glow = psky->getGlow(); + m_atmosphericsVars.cloud_shadow = psky->getCloudShadow(); + m_atmosphericsVars.dome_radius = psky->getDomeRadius(); + m_atmosphericsVars.dome_offset = psky->getDomeOffset(); + m_atmosphericsVars.light_atten = psky->getLightAttenuation(m_atmosphericsVars.max_y); + m_atmosphericsVars.light_transmittance = psky->getLightTransmittance(); + m_atmosphericsVars.gamma = psky->getGamma(); + + LLColor3 vary_HazeColor; + LLColor3 vary_SunlightColor; + LLColor3 vary_AmbientColor; + { + // Initialize temp variables + LLColor3 sunlight = m_atmosphericsVars.sunlight; + + // Sunlight attenuation effect (hue and brightness) due to atmosphere + // this is used later for sunlight modulation at various altitudes + LLColor3 light_atten = + (m_atmosphericsVars.blue_density * 1.0 + smear(m_atmosphericsVars.haze_density * 0.25f)) * (m_atmosphericsVars.density_multiplier * m_atmosphericsVars.max_y); + + // Calculate relative weights + LLColor3 temp2(0.f, 0.f, 0.f); + LLColor3 temp1 = m_atmosphericsVars.blue_density + smear(m_atmosphericsVars.haze_density); + LLColor3 blue_weight = componentDiv(m_atmosphericsVars.blue_density, temp1); + LLColor3 haze_weight = componentDiv(smear(m_atmosphericsVars.haze_density), temp1); + + // Compute sunlight from P & lightnorm (for long rays like sky) + /// USE only lightnorm. + // temp2[1] = llmax(0.f, llmax(0.f, Pn[1]) * 1.0f + lightnorm[1] ); + F32 lighty = getSun().getDirection().mV[2]; + temp2.mV[1] = llmax(0.f, lighty); + if(temp2.mV[1] > 0.f) + { + temp2.mV[1] = 1.f / temp2.mV[1]; + } + componentMultBy(sunlight, componentExp((light_atten * -1.f) * temp2.mV[1])); + + // Distance + temp2.mV[2] = m_atmosphericsVars.density_multiplier; + + // Transparency (-> temp1) + temp1 = componentExp((temp1 * -1.f) * temp2.mV[2]); + + // vary_AtmosAttenuation = temp1; + + //increase ambient when there are more clouds + LLColor3 tmpAmbient = m_atmosphericsVars.ambient + (smear(1.f) - m_atmosphericsVars.ambient) * m_atmosphericsVars.cloud_shadow * 0.5f; + + //haze color + vary_HazeColor = + (m_atmosphericsVars.blue_horizon * blue_weight * (sunlight * (1.f - m_atmosphericsVars.cloud_shadow) + tmpAmbient) + + componentMult(m_atmosphericsVars.haze_horizon * haze_weight, sunlight * (1.f - m_atmosphericsVars.cloud_shadow) * temp2.mV[0] + tmpAmbient) + ); + + //brightness of surface both sunlight and ambient + vary_SunlightColor = componentMult(sunlight, temp1) * 1.f; + vary_SunlightColor.clamp(); + vary_SunlightColor = smear(1.0f) - vary_SunlightColor; + vary_SunlightColor = componentPow(vary_SunlightColor, m_atmosphericsVars.gamma); + vary_SunlightColor = smear(1.0f) - vary_SunlightColor; + vary_AmbientColor = componentMult(tmpAmbient, temp1) * 0.5; + vary_AmbientColor.clamp(); + vary_AmbientColor = smear(1.0f) - vary_AmbientColor; + vary_AmbientColor = componentPow(vary_AmbientColor, m_atmosphericsVars.gamma); + vary_AmbientColor = smear(1.0f) - vary_AmbientColor; + + componentMultBy(vary_HazeColor, LLColor3(1.f, 1.f, 1.f) - temp1); + + } + + mSun.setColor(vary_SunlightColor); + mMoon.setColor(LLColor3(1.0f, 1.0f, 1.0f)); + + mSun.renewDirection(); + mSun.renewColor(); + mMoon.renewDirection(); + mMoon.renewColor(); } void LLVOSky::initCubeMap() @@ -478,15 +630,16 @@ void LLVOSky::restoreGL() { mSkyTex[i].restoreGL(); } - mSunTexturep = LLViewerTextureManager::getFetchedTexture(gSunTextureID, FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); - mSunTexturep->setAddressMode(LLTexUnit::TAM_CLAMP); - mMoonTexturep = LLViewerTextureManager::getFetchedTexture(gMoonTextureID, FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); - mMoonTexturep->setAddressMode(LLTexUnit::TAM_CLAMP); - mBloomTexturep = LLViewerTextureManager::getFetchedTexture(IMG_BLOOM1); - mBloomTexturep->setNoDelete() ; - mBloomTexturep->setAddressMode(LLTexUnit::TAM_CLAMP); - calcAtmospherics(); + LLSettingsSky::ptr_t psky = LLEnvironment::instance().getCurrentSky(); + + if (psky) + { + setSunTextures(psky->getSunTextureId(), psky->getNextSunTextureId()); + setMoonTextures(psky->getMoonTextureId(), psky->getNextMoonTextureId()); + } + + updateDirections(); if (gSavedSettings.getBOOL("RenderWater") && gGLManager.mHasCubeMap && LLCubeMap::sUseCubeMaps) @@ -502,10 +655,11 @@ void LLVOSky::restoreGL() if(cube_map) { cube_map->init(images); - mForceUpdate = TRUE; } } + mForceUpdate = TRUE; + if (mDrawable) { gPipeline.markRebuild(mDrawable, LLDrawable::REBUILD_VOLUME, TRUE); @@ -545,7 +699,7 @@ void LLVOSky::initSkyTextureDirs(const S32 side, const S32 tile) } } -void LLVOSky::createSkyTexture(const S32 side, const S32 tile) +void LLVOSky::createSkyTexture(AtmosphericsVars& vars, const S32 side, const S32 tile, bool skip_sky_tex) { S32 tile_x = tile % NUM_TILES_X; S32 tile_y = tile / NUM_TILES_X; @@ -554,495 +708,55 @@ void LLVOSky::createSkyTexture(const S32 side, const S32 tile) S32 tile_y_pos = tile_y * sTileResY; S32 x, y; + if (!skip_sky_tex) + { + for (y = tile_y_pos; y < (tile_y_pos + sTileResY); ++y) + { + for (x = tile_x_pos; x < (tile_x_pos + sTileResX); ++x) + { + mSkyTex[side].setPixel(m_legacyAtmospherics.calcSkyColorInDir(vars, mSkyTex[side].getDir(x, y)), x, y); + } + } + } + for (y = tile_y_pos; y < (tile_y_pos + sTileResY); ++y) { for (x = tile_x_pos; x < (tile_x_pos + sTileResX); ++x) { - mSkyTex[side].setPixel(calcSkyColorInDir(mSkyTex[side].getDir(x, y)), x, y); - mShinyTex[side].setPixel(calcSkyColorInDir(mSkyTex[side].getDir(x, y), true), x, y); + mShinyTex[side].setPixel(m_legacyAtmospherics.calcSkyColorInDir(vars, mSkyTex[side].getDir(x, y), true), x, y); } } } -static inline LLColor3 componentDiv(LLColor3 const &left, LLColor3 const & right) -{ - return LLColor3(left.mV[0]/right.mV[0], - left.mV[1]/right.mV[1], - left.mV[2]/right.mV[2]); -} - - -static inline LLColor3 componentMult(LLColor3 const &left, LLColor3 const & right) -{ - return LLColor3(left.mV[0]*right.mV[0], - left.mV[1]*right.mV[1], - left.mV[2]*right.mV[2]); -} - - -static inline LLColor3 componentExp(LLColor3 const &v) -{ - return LLColor3(exp(v.mV[0]), - exp(v.mV[1]), - exp(v.mV[2])); -} - -static inline LLColor3 componentPow(LLColor3 const &v, F32 exponent) -{ - return LLColor3(pow(v.mV[0], exponent), - pow(v.mV[1], exponent), - pow(v.mV[2], exponent)); -} - -static inline LLColor3 componentSaturate(LLColor3 const &v) -{ - return LLColor3(std::max(std::min(v.mV[0], 1.f), 0.f), - std::max(std::min(v.mV[1], 1.f), 0.f), - std::max(std::min(v.mV[2], 1.f), 0.f)); -} - - -static inline LLColor3 componentSqrt(LLColor3 const &v) -{ - return LLColor3(sqrt(v.mV[0]), - sqrt(v.mV[1]), - sqrt(v.mV[2])); -} - -static inline void componentMultBy(LLColor3 & left, LLColor3 const & right) +void LLVOSky::updateDirections(void) { - left.mV[0] *= right.mV[0]; - left.mV[1] *= right.mV[1]; - left.mV[2] *= right.mV[2]; -} + LLSettingsSky::ptr_t psky = LLEnvironment::instance().getCurrentSky(); -static inline LLColor3 colorMix(LLColor3 const & left, LLColor3 const & right, F32 amount) -{ - return (left + ((right - left) * amount)); -} + mLastSunLightingDirection = mSun.getDirection(); + mLastMoonLightingDirection = mMoon.getDirection(); -static inline LLColor3 smear(F32 val) -{ - return LLColor3(val, val, val); -} + mSun.setDirection(psky->getSunDirection()); + mMoon.setDirection(psky->getMoonDirection()); -void LLVOSky::initAtmospherics(void) -{ - bool error; - - // uniform parameters for convenience - dome_radius = LLWLParamManager::getInstance()->getDomeRadius(); - dome_offset_ratio = LLWLParamManager::getInstance()->getDomeOffset(); - sunlight_color = LLColor3(LLWLParamManager::getInstance()->mCurParams.getVector("sunlight_color", error)); - ambient = LLColor3(LLWLParamManager::getInstance()->mCurParams.getVector("ambient", error)); - //lightnorm = LLWLParamManager::getInstance()->mCurParams.getVector("lightnorm", error); - gamma = LLWLParamManager::getInstance()->mCurParams.getFloat("gamma", error); - blue_density = LLColor3(LLWLParamManager::getInstance()->mCurParams.getVector("blue_density", error)); - blue_horizon = LLColor3(LLWLParamManager::getInstance()->mCurParams.getVector("blue_horizon", error)); - haze_density = LLWLParamManager::getInstance()->mCurParams.getFloat("haze_density", error); - haze_horizon = LLWLParamManager::getInstance()->mCurParams.getFloat("haze_horizon", error); - density_multiplier = LLWLParamManager::getInstance()->mCurParams.getFloat("density_multiplier", error); - max_y = LLWLParamManager::getInstance()->mCurParams.getFloat("max_y", error); - glow = LLColor3(LLWLParamManager::getInstance()->mCurParams.getVector("glow", error)); - cloud_shadow = LLWLParamManager::getInstance()->mCurParams.getFloat("cloud_shadow", error); - cloud_color = LLColor3(LLWLParamManager::getInstance()->mCurParams.getVector("cloud_color", error)); - cloud_scale = LLWLParamManager::getInstance()->mCurParams.getFloat("cloud_scale", error); - cloud_pos_density1 = LLColor3(LLWLParamManager::getInstance()->mCurParams.getVector("cloud_pos_density1", error)); - cloud_pos_density2 = LLColor3(LLWLParamManager::getInstance()->mCurParams.getVector("cloud_pos_density2", error)); - - // light norm is different. We need the sun's direction, not the light direction - // which could be from the moon. And we need to clamp it - // just like for the gpu - LLVector3 sunDir = gSky.getSunDirection(); - - // CFR_TO_OGL - lightnorm = LLVector4(sunDir.mV[1], sunDir.mV[2], sunDir.mV[0], 0); - unclamped_lightnorm = lightnorm; - if(lightnorm.mV[1] < -0.1f) - { - lightnorm.mV[1] = -0.1f; - } - -} - -LLColor4 LLVOSky::calcSkyColorInDir(const LLVector3 &dir, bool isShiny) -{ - F32 saturation = 0.3f; - if (dir.mV[VZ] < -0.02f) - { - LLColor4 col = LLColor4(llmax(mFogColor[0],0.2f), llmax(mFogColor[1],0.2f), llmax(mFogColor[2],0.22f),0.f); - if (isShiny) - { - LLColor3 desat_fog = LLColor3(mFogColor); - F32 brightness = desat_fog.brightness(); - // So that shiny somewhat shows up at night. - if (brightness < 0.15f) - { - brightness = 0.15f; - desat_fog = smear(0.15f); - } - LLColor3 greyscale = smear(brightness); - desat_fog = desat_fog * saturation + greyscale * (1.0f - saturation); - if (!gPipeline.canUseWindLightShaders()) - { - col = LLColor4(desat_fog, 0.f); - } - else - { - col = LLColor4(desat_fog * 0.5f, 0.f); - } - } - float x = 1.0f-fabsf(-0.1f-dir.mV[VZ]); - x *= x; - col.mV[0] *= x*x; - col.mV[1] *= powf(x, 2.5f); - col.mV[2] *= x*x*x; - return col; - } - - // undo OGL_TO_CFR_ROTATION and negate vertical direction. - LLVector3 Pn = LLVector3(-dir[1] , -dir[2], -dir[0]); - - LLColor3 vary_HazeColor(0,0,0); - LLColor3 vary_CloudColorSun(0,0,0); - LLColor3 vary_CloudColorAmbient(0,0,0); - F32 vary_CloudDensity(0); - LLVector2 vary_HorizontalProjection[2]; - vary_HorizontalProjection[0] = LLVector2(0,0); - vary_HorizontalProjection[1] = LLVector2(0,0); - - calcSkyColorWLVert(Pn, vary_HazeColor, vary_CloudColorSun, vary_CloudColorAmbient, - vary_CloudDensity, vary_HorizontalProjection); - - LLColor3 sky_color = calcSkyColorWLFrag(Pn, vary_HazeColor, vary_CloudColorSun, vary_CloudColorAmbient, - vary_CloudDensity, vary_HorizontalProjection); - if (isShiny) - { - F32 brightness = sky_color.brightness(); - LLColor3 greyscale = smear(brightness); - sky_color = sky_color * saturation + greyscale * (1.0f - saturation); - sky_color *= (0.5f + 0.5f * brightness); - } - return LLColor4(sky_color, 0.0f); -} - -// turn on floating point precision -// in vs2003 for this function. Otherwise -// sky is aliased looking 7:10 - 8:50 -#if LL_MSVC && __MSVC_VER__ < 8 -#pragma optimize("p", on) -#endif - -void LLVOSky::calcSkyColorWLVert(LLVector3 & Pn, LLColor3 & vary_HazeColor, LLColor3 & vary_CloudColorSun, - LLColor3 & vary_CloudColorAmbient, F32 & vary_CloudDensity, - LLVector2 vary_HorizontalProjection[2]) -{ - // project the direction ray onto the sky dome. - F32 phi = acos(Pn[1]); - F32 sinA = sin(F_PI - phi); - if (fabsf(sinA) < 0.01f) - { //avoid division by zero - sinA = 0.01f; - } - - F32 Plen = dome_radius * sin(F_PI + phi + asin(dome_offset_ratio * sinA)) / sinA; - - Pn *= Plen; - - vary_HorizontalProjection[0] = LLVector2(Pn[0], Pn[2]); - vary_HorizontalProjection[0] /= - 2.f * Plen; - - // Set altitude - if (Pn[1] > 0.f) - { - Pn *= (max_y / Pn[1]); - } - else - { - Pn *= (-32000.f / Pn[1]); - } - - Plen = Pn.length(); - Pn /= Plen; - - // Initialize temp variables - LLColor3 sunlight = sunlight_color; - - // Sunlight attenuation effect (hue and brightness) due to atmosphere - // this is used later for sunlight modulation at various altitudes - LLColor3 light_atten = - (blue_density * 1.0 + smear(haze_density * 0.25f)) * (density_multiplier * max_y); - - // Calculate relative weights - LLColor3 temp2(0.f, 0.f, 0.f); - LLColor3 temp1 = blue_density + smear(haze_density); - LLColor3 blue_weight = componentDiv(blue_density, temp1); - LLColor3 haze_weight = componentDiv(smear(haze_density), temp1); - - // Compute sunlight from P & lightnorm (for long rays like sky) - temp2.mV[1] = llmax(F_APPROXIMATELY_ZERO, llmax(0.f, Pn[1]) * 1.0f + lightnorm[1] ); - - temp2.mV[1] = 1.f / temp2.mV[1]; - componentMultBy(sunlight, componentExp((light_atten * -1.f) * temp2.mV[1])); - - // Distance - temp2.mV[2] = Plen * density_multiplier; - - // Transparency (-> temp1) - temp1 = componentExp((temp1 * -1.f) * temp2.mV[2]); - - - // Compute haze glow - temp2.mV[0] = Pn * LLVector3(lightnorm); - - temp2.mV[0] = 1.f - temp2.mV[0]; - // temp2.x is 0 at the sun and increases away from sun - temp2.mV[0] = llmax(temp2.mV[0], .001f); - // Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.mV[0] *= glow.mV[0]; - // Higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.mV[0] = pow(temp2.mV[0], glow.mV[2]); - // glow.z should be negative, so we're doing a sort of (1 / "angle") function - - // Add "minimum anti-solar illumination" - temp2.mV[0] += .25f; - - - // Haze color above cloud - vary_HazeColor = (blue_horizon * blue_weight * (sunlight + ambient) - + componentMult(haze_horizon * haze_weight, sunlight * temp2.mV[0] + ambient) - ); - - // Increase ambient when there are more clouds - LLColor3 tmpAmbient = ambient + (LLColor3::white - ambient) * cloud_shadow * 0.5f; - - // Dim sunlight by cloud shadow percentage - sunlight *= (1.f - cloud_shadow); - - // Haze color below cloud - LLColor3 additiveColorBelowCloud = (blue_horizon * blue_weight * (sunlight + tmpAmbient) - + componentMult(haze_horizon * haze_weight, sunlight * temp2.mV[0] + tmpAmbient) - ); - - // Final atmosphere additive - componentMultBy(vary_HazeColor, LLColor3::white - temp1); - - sunlight = sunlight_color; - temp2.mV[1] = llmax(0.f, lightnorm[1] * 2.f); - temp2.mV[1] = 1.f / temp2.mV[1]; - componentMultBy(sunlight, componentExp((light_atten * -1.f) * temp2.mV[1])); - - // Attenuate cloud color by atmosphere - temp1 = componentSqrt(temp1); //less atmos opacity (more transparency) below clouds - - // At horizon, blend high altitude sky color towards the darker color below the clouds - vary_HazeColor += - componentMult(additiveColorBelowCloud - vary_HazeColor, LLColor3::white - componentSqrt(temp1)); - - if (Pn[1] < 0.f) - { - // Eric's original: - // LLColor3 dark_brown(0.143f, 0.129f, 0.114f); - LLColor3 dark_brown(0.082f, 0.076f, 0.066f); - LLColor3 brown(0.430f, 0.386f, 0.322f); - LLColor3 sky_lighting = sunlight + ambient; - F32 haze_brightness = vary_HazeColor.brightness(); - - if (Pn[1] < -0.05f) - { - vary_HazeColor = colorMix(dark_brown, brown, -Pn[1] * 0.9f) * sky_lighting * haze_brightness; - } - - if (Pn[1] > -0.1f) - { - vary_HazeColor = colorMix(LLColor3::white * haze_brightness, vary_HazeColor, fabs((Pn[1] + 0.05f) * -20.f)); - } - } -} - -#if LL_MSVC && __MSVC_VER__ < 8 -#pragma optimize("p", off) -#endif - -LLColor3 LLVOSky::calcSkyColorWLFrag(LLVector3 & Pn, LLColor3 & vary_HazeColor, LLColor3 & vary_CloudColorSun, - LLColor3 & vary_CloudColorAmbient, F32 & vary_CloudDensity, - LLVector2 vary_HorizontalProjection[2]) -{ - LLColor3 res; - - LLColor3 color0 = vary_HazeColor; - - if (!gPipeline.canUseWindLightShaders()) - { - LLColor3 color1 = color0 * 2.0f; - color1 = smear(1.f) - componentSaturate(color1); - componentPow(color1, gamma); - res = smear(1.f) - color1; - } - else - { - res = color0; - } - -# ifndef LL_RELEASE_FOR_DOWNLOAD - - LLColor3 color2 = 2.f * color0; - - LLColor3 color3 = LLColor3(1.f, 1.f, 1.f) - componentSaturate(color2); - componentPow(color3, gamma); - color3 = LLColor3(1.f, 1.f, 1.f) - color3; - - static enum { - OUT_DEFAULT = 0, - OUT_SKY_BLUE = 1, - OUT_RED = 2, - OUT_PN = 3, - OUT_HAZE = 4, - } debugOut = OUT_DEFAULT; - - switch(debugOut) - { - case OUT_DEFAULT: - break; - case OUT_SKY_BLUE: - res = LLColor3(0.4f, 0.4f, 0.9f); - break; - case OUT_RED: - res = LLColor3(1.f, 0.f, 0.f); - break; - case OUT_PN: - res = LLColor3(Pn[0], Pn[1], Pn[2]); - break; - case OUT_HAZE: - res = vary_HazeColor; - break; - } -# endif // LL_RELEASE_FOR_DOWNLOAD - return res; -} - -LLColor3 LLVOSky::createDiffuseFromWL(LLColor3 diffuse, LLColor3 ambient, LLColor3 sundiffuse, LLColor3 sunambient) -{ - return componentMult(diffuse, sundiffuse) * 4.0f + - componentMult(ambient, sundiffuse) * 2.0f + sunambient; -} - -LLColor3 LLVOSky::createAmbientFromWL(LLColor3 ambient, LLColor3 sundiffuse, LLColor3 sunambient) -{ - return (componentMult(ambient, sundiffuse) + sunambient) * 0.8f; -} - - -void LLVOSky::calcAtmospherics(void) -{ - initAtmospherics(); - - LLColor3 vary_HazeColor; - LLColor3 vary_SunlightColor; - LLColor3 vary_AmbientColor; - { - // Initialize temp variables - LLColor3 sunlight = sunlight_color; - - // Sunlight attenuation effect (hue and brightness) due to atmosphere - // this is used later for sunlight modulation at various altitudes - LLColor3 light_atten = - (blue_density * 1.0 + smear(haze_density * 0.25f)) * (density_multiplier * max_y); - - // Calculate relative weights - LLColor3 temp2(0.f, 0.f, 0.f); - LLColor3 temp1 = blue_density + smear(haze_density); - LLColor3 blue_weight = componentDiv(blue_density, temp1); - LLColor3 haze_weight = componentDiv(smear(haze_density), temp1); - - // Compute sunlight from P & lightnorm (for long rays like sky) - /// USE only lightnorm. - // temp2[1] = llmax(0.f, llmax(0.f, Pn[1]) * 1.0f + lightnorm[1] ); - - // and vary_sunlight will work properly with moon light - F32 lighty = unclamped_lightnorm[1]; - if(lighty < LLSky::NIGHTTIME_ELEVATION_COS) - { - lighty = -lighty; - } - - temp2.mV[1] = llmax(0.f, lighty); - if(temp2.mV[1] > 0.f) - { - temp2.mV[1] = 1.f / temp2.mV[1]; - } - componentMultBy(sunlight, componentExp((light_atten * -1.f) * temp2.mV[1])); - - // Distance - temp2.mV[2] = density_multiplier; - - // Transparency (-> temp1) - temp1 = componentExp((temp1 * -1.f) * temp2.mV[2]); - - // vary_AtmosAttenuation = temp1; - - //increase ambient when there are more clouds - LLColor3 tmpAmbient = ambient + (smear(1.f) - ambient) * cloud_shadow * 0.5f; - - //haze color - vary_HazeColor = - (blue_horizon * blue_weight * (sunlight*(1.f - cloud_shadow) + tmpAmbient) - + componentMult(haze_horizon * haze_weight, sunlight*(1.f - cloud_shadow) * temp2.mV[0] + tmpAmbient) - ); - - //brightness of surface both sunlight and ambient - vary_SunlightColor = componentMult(sunlight, temp1) * 1.f; - vary_SunlightColor.clamp(); - vary_SunlightColor = smear(1.0f) - vary_SunlightColor; - vary_SunlightColor = componentPow(vary_SunlightColor, gamma); - vary_SunlightColor = smear(1.0f) - vary_SunlightColor; - vary_AmbientColor = componentMult(tmpAmbient, temp1) * 0.5; - vary_AmbientColor.clamp(); - vary_AmbientColor = smear(1.0f) - vary_AmbientColor; - vary_AmbientColor = componentPow(vary_AmbientColor, gamma); - vary_AmbientColor = smear(1.0f) - vary_AmbientColor; - - componentMultBy(vary_HazeColor, LLColor3(1.f, 1.f, 1.f) - temp1); - - } - - mSun.setColor(vary_SunlightColor); - mMoon.setColor(LLColor3(1.0f, 1.0f, 1.0f)); + mSun.setColor(psky->getSunlightColor()); + mMoon.setColor(psky->getMoonDiffuse()); mSun.renewDirection(); mSun.renewColor(); mMoon.renewDirection(); mMoon.renewColor(); - - float dp = getToSunLast() * LLVector3(0,0,1.f); - if (dp < 0) - { - dp = 0; - } - - // Since WL scales everything by 2, there should always be at least a 2:1 brightness ratio - // between sunlight and point lights in windlight to normalize point lights. - F32 sun_dynamic_range = llmax(gSavedSettings.getF32("RenderSunDynamicRange"), 0.0001f); - LLWLParamManager::getInstance()->mSceneLightStrength = 2.0f * (1.0f + sun_dynamic_range * dp); - - mSunDiffuse = vary_SunlightColor; - mSunAmbient = vary_AmbientColor; - mMoonDiffuse = vary_SunlightColor; - mMoonAmbient = vary_AmbientColor; - - mTotalAmbient = vary_AmbientColor; - mTotalAmbient.setAlpha(1); - - mFadeColor = mTotalAmbient + (mSunDiffuse + mMoonDiffuse) * 0.5f; - mFadeColor.setAlpha(0); } void LLVOSky::idleUpdate(LLAgent &agent, const F64 &time) { } -BOOL LLVOSky::updateSky() -{ +bool LLVOSky::updateSky() +{ + LLSettingsSky::ptr_t psky = LLEnvironment::instance().getCurrentSky(); + + LLColor4 total_ambient = psky->getTotalAmbient(); + if (mDead || !(gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_SKY))) { return TRUE; @@ -1062,11 +776,13 @@ BOOL LLVOSky::updateSky() const S32 total_no_tiles = 6 * NUM_TILES; const S32 cycle_frame_no = total_no_tiles + 1; - if (mUpdateTimer.getElapsedTimeF32() > 0.001f) + if (mUpdateTimer.getElapsedTimeF32() > 0.025f) { - mUpdateTimer.reset(); + mUpdateTimer.reset(); const S32 frame = next_frame; + mForceUpdate = mForceUpdate || (total_no_tiles == frame); + ++next_frame; next_frame = next_frame % cycle_frame_no; @@ -1074,117 +790,150 @@ BOOL LLVOSky::updateSky() // sInterpVal = (F32)next_frame / cycle_frame_no; LLSkyTex::setInterpVal( mInterpVal ); LLHeavenBody::setInterpVal( mInterpVal ); - calcAtmospherics(); + updateDirections(); + + LLVector3 direction = mSun.getDirection(); + direction.normalize(); + const F32 dot_sun = direction * mLastSunLightingDirection; + const F32 dot_moon = direction * mLastMoonLightingDirection; - if (mForceUpdate || total_no_tiles == frame) + LLColor3 delta_color; + delta_color.setVec(mLastTotalAmbient.mV[0] - total_ambient.mV[0], + mLastTotalAmbient.mV[1] - total_ambient.mV[1], + mLastTotalAmbient.mV[2] - total_ambient.mV[2]); + + bool sun_direction_changed = (dot_sun < LIGHT_DIRECTION_THRESHOLD); + bool moon_direction_changed = (dot_moon < LIGHT_DIRECTION_THRESHOLD); + bool color_changed = (delta_color.length() >= COLOR_CHANGE_THRESHOLD); + + mForceUpdate = mForceUpdate || sun_direction_changed; + mForceUpdate = mForceUpdate || moon_direction_changed; + mForceUpdate = mForceUpdate || color_changed; + mForceUpdate = mForceUpdate || !mInitialized; + + bool is_alm_wl_sky = gPipeline.canUseWindLightShaders(); + + calc(); + + if (mForceUpdate && mForceUpdateThrottle.hasExpired()) { + LL_RECORD_BLOCK_TIME(FTM_VOSKY_UPDATEFORCED); + + mForceUpdateThrottle.setTimerExpirySec(UPDATE_EXPRY); + LLSkyTex::stepCurrent(); - - const static F32 LIGHT_DIRECTION_THRESHOLD = (F32) cos(DEG_TO_RAD * 1.f); - const static F32 COLOR_CHANGE_THRESHOLD = 0.01f; - - LLVector3 direction = mSun.getDirection(); - direction.normalize(); - const F32 dot_lighting = direction * mLastLightingDirection; - - LLColor3 delta_color; - delta_color.setVec(mLastTotalAmbient.mV[0] - mTotalAmbient.mV[0], - mLastTotalAmbient.mV[1] - mTotalAmbient.mV[1], - mLastTotalAmbient.mV[2] - mTotalAmbient.mV[2]); - - if ( mForceUpdate - || (((dot_lighting < LIGHT_DIRECTION_THRESHOLD) - || (delta_color.length() > COLOR_CHANGE_THRESHOLD) - || !mInitialized) - && !direction.isExactlyZero())) + + if (!direction.isExactlyZero()) { - mLastLightingDirection = direction; - mLastTotalAmbient = mTotalAmbient; + mLastTotalAmbient = total_ambient; mInitialized = TRUE; if (mCubeMap) { - if (mForceUpdate) - { - updateFog(LLViewerCamera::getInstance()->getFar()); - for (int side = 0; side < 6; side++) - { - for (int tile = 0; tile < NUM_TILES; tile++) - { - createSkyTexture(side, tile); - } - } + updateFog(LLViewerCamera::getInstance()->getFar()); - calcAtmospherics(); - - for (int side = 0; side < 6; side++) + for (int side = 0; side < 6; side++) + { + for (int tile = 0; tile < NUM_TILES; tile++) { - LLImageRaw* raw1 = mSkyTex[side].getImageRaw(TRUE); - LLImageRaw* raw2 = mSkyTex[side].getImageRaw(FALSE); - raw2->copy(raw1); - mSkyTex[side].createGLImage(mSkyTex[side].getWhich(FALSE)); - - raw1 = mShinyTex[side].getImageRaw(TRUE); - raw2 = mShinyTex[side].getImageRaw(FALSE); - raw2->copy(raw1); - mShinyTex[side].createGLImage(mShinyTex[side].getWhich(FALSE)); + createSkyTexture(m_atmosphericsVars, side, tile, is_alm_wl_sky); } - next_frame = 0; } - } - } - /// *TODO really, sky texture and env map should be shared on a single texture - /// I'll let Brad take this at some point + int tex = mSkyTex[0].getWhich(TRUE); - // update the sky texture - for (S32 i = 0; i < 6; ++i) - { - mSkyTex[i].create(1.0f); - mShinyTex[i].create(1.0f); - } - - // update the environment map - if (mCubeMap) - { - std::vector<LLPointer<LLImageRaw> > images; - images.reserve(6); - for (S32 side = 0; side < 6; side++) - { - images.push_back(mShinyTex[side].getImageRaw(TRUE)); + for (int side = 0; side < 6; side++) + { + LLImageRaw* raw1 = nullptr; + LLImageRaw* raw2 = nullptr; + + if (!is_alm_wl_sky) + { + raw1 = mSkyTex[side].getImageRaw(TRUE); + raw2 = mSkyTex[side].getImageRaw(FALSE); + raw2->copy(raw1); + mSkyTex[side].createGLImage(tex); + } + + raw1 = mShinyTex[side].getImageRaw(TRUE); + raw2 = mShinyTex[side].getImageRaw(FALSE); + raw2->copy(raw1); + mShinyTex[side].createGLImage(tex); + } + next_frame = 0; + + // update the sky texture + if (!is_alm_wl_sky) + { + for (S32 i = 0; i < 6; ++i) + { + mSkyTex[i].create(1.0f); + } + } + + for (S32 i = 0; i < 6; ++i) + { + mShinyTex[i].create(1.0f); + } + + // update the environment map + if (mCubeMap) + { + std::vector<LLPointer<LLImageRaw> > images; + images.reserve(6); + for (S32 side = 0; side < 6; side++) + { + images.push_back(mShinyTex[side].getImageRaw(TRUE)); + } + mCubeMap->init(images); + gGL.getTexUnit(0)->disable(); + } } - mCubeMap->init(images); - gGL.getTexUnit(0)->disable(); - } + } gPipeline.markRebuild(gSky.mVOGroundp->mDrawable, LLDrawable::REBUILD_ALL, TRUE); - // *TODO: decide whether we need to update the stars vertex buffer in LLVOWLSky -Brad. - //gPipeline.markRebuild(gSky.mVOWLSkyp->mDrawable, LLDrawable::REBUILD_ALL, TRUE); - mForceUpdate = FALSE; } - else - { - const S32 side = frame / NUM_TILES; - const S32 tile = frame % NUM_TILES; - createSkyTexture(side, tile); - } } if (mDrawable.notNull() && mDrawable->getFace(0) && !mDrawable->getFace(0)->getVertexBuffer()) { gPipeline.markRebuild(mDrawable, LLDrawable::REBUILD_VOLUME, TRUE); } + return TRUE; } void LLVOSky::updateTextures() { - if (mSunTexturep) + if (mSunTexturep[0]) { - mSunTexturep->addTextureStats( (F32)MAX_IMAGE_AREA ); - mMoonTexturep->addTextureStats( (F32)MAX_IMAGE_AREA ); - mBloomTexturep->addTextureStats( (F32)MAX_IMAGE_AREA ); + mSunTexturep[0]->addTextureStats( (F32)MAX_IMAGE_AREA ); + } + + if (mSunTexturep[1]) + { + mSunTexturep[1]->addTextureStats( (F32)MAX_IMAGE_AREA ); + } + + if (mMoonTexturep[0]) + { + mMoonTexturep[0]->addTextureStats( (F32)MAX_IMAGE_AREA ); + } + + if (mMoonTexturep[1]) + { + mMoonTexturep[1]->addTextureStats( (F32)MAX_IMAGE_AREA ); + } + + if (mBloomTexturep[0]) + { + mBloomTexturep[0]->addTextureStats( (F32)MAX_IMAGE_AREA ); + } + + if (mBloomTexturep[1]) + { + mBloomTexturep[1]->addTextureStats( (F32)MAX_IMAGE_AREA ); } } @@ -1202,60 +951,121 @@ LLDrawable *LLVOSky::createDrawable(LLPipeline *pipeline) mFace[FACE_SIDE0 + i] = mDrawable->addFace(poolp, NULL); } - mFace[FACE_SUN] = mDrawable->addFace(poolp, mSunTexturep); - mFace[FACE_MOON] = mDrawable->addFace(poolp, mMoonTexturep); - mFace[FACE_BLOOM] = mDrawable->addFace(poolp, mBloomTexturep); + mFace[FACE_SUN] = mDrawable->addFace(poolp, nullptr); + mFace[FACE_MOON] = mDrawable->addFace(poolp, nullptr); + mFace[FACE_BLOOM] = mDrawable->addFace(poolp, nullptr); return mDrawable; } -//by bao -//fake vertex buffer updating -//to guarantee at least updating one VBO buffer every frame -//to walk around the bug caused by ATI card --> DEV-3855 -// -void LLVOSky::createDummyVertexBuffer() +void LLVOSky::setSunScale(F32 sun_scale) { - if(!mFace[FACE_DUMMY]) - { - LLDrawPoolSky *poolp = (LLDrawPoolSky*) gPipeline.getPool(LLDrawPool::POOL_SKY); - mFace[FACE_DUMMY] = mDrawable->addFace(poolp, NULL); - } + mSunScale = sun_scale; +} - if(!mFace[FACE_DUMMY]->getVertexBuffer()) - { - LLVertexBuffer* buff = new LLVertexBuffer(LLDrawPoolSky::VERTEX_DATA_MASK, GL_DYNAMIC_DRAW_ARB); - buff->allocateBuffer(1, 1, TRUE); - mFace[FACE_DUMMY]->setVertexBuffer(buff); - } +void LLVOSky::setMoonScale(F32 moon_scale) +{ + mMoonScale = moon_scale; } -static LLTrace::BlockTimerStatHandle FTM_RENDER_FAKE_VBO_UPDATE("Fake VBO Update"); +void LLVOSky::setSunTextures(const LLUUID& sun_texture, const LLUUID& sun_texture_next) +{ + // We test the UUIDs here because we explicitly do not want the default image returned by getFetchedTexture in that case... + mSunTexturep[0] = sun_texture.isNull() ? nullptr : LLViewerTextureManager::getFetchedTexture(sun_texture, FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); + mSunTexturep[1] = sun_texture_next.isNull() ? nullptr : LLViewerTextureManager::getFetchedTexture(sun_texture_next, FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); + + if (mFace[FACE_SUN]) + { + if (mSunTexturep[0]) + { + mSunTexturep[0]->setAddressMode(LLTexUnit::TAM_CLAMP); + } + + LLViewerTexture* current_tex0 = mFace[FACE_SUN]->getTexture(LLRender::DIFFUSE_MAP); + LLViewerTexture* current_tex1 = mFace[FACE_SUN]->getTexture(LLRender::ALTERNATE_DIFFUSE_MAP); + + if (current_tex0 && (mSunTexturep[0] != current_tex0) && current_tex0->isViewerMediaTexture()) + { + static_cast<LLViewerMediaTexture*>(current_tex0)->removeMediaFromFace(mFace[FACE_SUN]); + } + + if (current_tex1 && (mSunTexturep[1] != current_tex1) && current_tex1->isViewerMediaTexture()) + { + static_cast<LLViewerMediaTexture*>(current_tex1)->removeMediaFromFace(mFace[FACE_SUN]); + } + + mFace[FACE_SUN]->setTexture(LLRender::DIFFUSE_MAP, mSunTexturep[0]); + + if (mSunTexturep[1]) + { + mSunTexturep[1]->setAddressMode(LLTexUnit::TAM_CLAMP); + } + mFace[FACE_SUN]->setTexture(LLRender::ALTERNATE_DIFFUSE_MAP, mSunTexturep[1]); + } +} -void LLVOSky::updateDummyVertexBuffer() -{ - if(!LLVertexBuffer::sEnableVBOs) - return ; +void LLVOSky::setMoonTextures(const LLUUID& moon_texture, const LLUUID& moon_texture_next) +{ + LLSettingsSky::ptr_t psky = LLEnvironment::instance().getCurrentSky(); + + mMoonTexturep[0] = moon_texture.isNull() ? nullptr : LLViewerTextureManager::getFetchedTexture(moon_texture, FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); + mMoonTexturep[1] = moon_texture_next.isNull() ? nullptr : LLViewerTextureManager::getFetchedTexture(moon_texture_next, FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); + + if (mFace[FACE_MOON]) + { + if (mMoonTexturep[0]) + { + mMoonTexturep[0]->setAddressMode(LLTexUnit::TAM_CLAMP); + } + mFace[FACE_MOON]->setTexture(LLRender::DIFFUSE_MAP, mMoonTexturep[0]); + + if (mMoonTexturep[1]) + { + mMoonTexturep[1]->setAddressMode(LLTexUnit::TAM_CLAMP); + mFace[FACE_MOON]->setTexture(LLRender::ALTERNATE_DIFFUSE_MAP, mMoonTexturep[1]); + } + } +} - if(mHeavenlyBodyUpdated) - { - mHeavenlyBodyUpdated = FALSE ; - return ; - } +void LLVOSky::setCloudNoiseTextures(const LLUUID& cloud_noise_texture, const LLUUID& cloud_noise_texture_next) +{ + LLSettingsSky::ptr_t psky = LLEnvironment::instance().getCurrentSky(); - LL_RECORD_BLOCK_TIME(FTM_RENDER_FAKE_VBO_UPDATE) ; + mCloudNoiseTexturep[0] = cloud_noise_texture.isNull() ? nullptr : LLViewerTextureManager::getFetchedTexture(cloud_noise_texture, FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); + mCloudNoiseTexturep[1] = cloud_noise_texture_next.isNull() ? nullptr : LLViewerTextureManager::getFetchedTexture(cloud_noise_texture_next, FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); - if(!mFace[FACE_DUMMY] || !mFace[FACE_DUMMY]->getVertexBuffer()) - createDummyVertexBuffer() ; + if (mCloudNoiseTexturep[0]) + { + mCloudNoiseTexturep[0]->setAddressMode(LLTexUnit::TAM_WRAP); + } - LLStrider<LLVector3> vertices ; - mFace[FACE_DUMMY]->getVertexBuffer()->getVertexStrider(vertices, 0); - *vertices = mCameraPosAgent ; - mFace[FACE_DUMMY]->getVertexBuffer()->flush(); + if (mCloudNoiseTexturep[1]) + { + mCloudNoiseTexturep[1]->setAddressMode(LLTexUnit::TAM_WRAP); + } } -//---------------------------------- -//end of fake vertex buffer updating -//---------------------------------- + +void LLVOSky::setBloomTextures(const LLUUID& bloom_texture, const LLUUID& bloom_texture_next) +{ + LLSettingsSky::ptr_t psky = LLEnvironment::instance().getCurrentSky(); + + LLUUID bloom_tex = bloom_texture.isNull() ? psky->GetDefaultBloomTextureId() : bloom_texture; + LLUUID bloom_tex_next = bloom_texture_next.isNull() ? (bloom_texture.isNull() ? psky->GetDefaultBloomTextureId() : bloom_texture) : bloom_texture_next; + + mBloomTexturep[0] = bloom_tex.isNull() ? nullptr : LLViewerTextureManager::getFetchedTexture(bloom_tex, FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); + mBloomTexturep[1] = bloom_tex_next.isNull() ? nullptr : LLViewerTextureManager::getFetchedTexture(bloom_tex_next, FTT_DEFAULT, TRUE, LLGLTexture::BOOST_UI); + + if (mBloomTexturep[0]) + { + mBloomTexturep[0]->setAddressMode(LLTexUnit::TAM_CLAMP); + } + + if (mBloomTexturep[1]) + { + mBloomTexturep[1]->setAddressMode(LLTexUnit::TAM_CLAMP); + } +} + static LLTrace::BlockTimerStatHandle FTM_GEO_SKY("Sky Geometry"); BOOL LLVOSky::updateGeometry(LLDrawable *drawable) @@ -1264,13 +1074,14 @@ BOOL LLVOSky::updateGeometry(LLDrawable *drawable) if (mFace[FACE_REFLECTION] == NULL) { LLDrawPoolWater *poolp = (LLDrawPoolWater*) gPipeline.getPool(LLDrawPool::POOL_WATER); - if (gPipeline.getPool(LLDrawPool::POOL_WATER)->getVertexShaderLevel() != 0) + if (gPipeline.getPool(LLDrawPool::POOL_WATER)->getShaderLevel() != 0) { mFace[FACE_REFLECTION] = drawable->addFace(poolp, NULL); } } mCameraPosAgent = drawable->getPositionAgent(); + mEarthCenter.mV[0] = mCameraPosAgent.mV[0]; mEarthCenter.mV[1] = mCameraPosAgent.mV[1]; @@ -1344,64 +1155,40 @@ BOOL LLVOSky::updateGeometry(LLDrawable *drawable) LLVector3 up = right % look_at; right.normalize(); up.normalize(); + + bool draw_sun = updateHeavenlyBodyGeometry(drawable, mSunScale, FACE_SUN, mSun, up, right); + bool draw_moon = updateHeavenlyBodyGeometry(drawable, mMoonScale, FACE_MOON, mMoon, up, right); + + draw_sun &= LLEnvironment::getInstance()->getIsSunUp(); + draw_moon &= LLEnvironment::getInstance()->getIsMoonUp(); - const static F32 elevation_factor = 0.0f/sResolution; - const F32 cos_max_angle = cosHorizon(elevation_factor); - mSun.setDraw(updateHeavenlyBodyGeometry(drawable, FACE_SUN, TRUE, mSun, cos_max_angle, up, right)); - mMoon.setDraw(updateHeavenlyBodyGeometry(drawable, FACE_MOON, FALSE, mMoon, cos_max_angle, up, right)); + mSun.setDraw(draw_sun); + mMoon.setDraw(draw_moon); const F32 water_height = gAgent.getRegion()->getWaterHeight() + 0.01f; // LLWorld::getInstance()->getWaterHeight() + 0.01f; const F32 camera_height = mCameraPosAgent.mV[2]; const F32 height_above_water = camera_height - water_height; - BOOL sun_flag = FALSE; - + bool sun_flag = FALSE; if (mSun.isVisible()) - { - if (mMoon.isVisible()) - { - sun_flag = look_at * mSun.getDirection() > 0; - } - else - { - sun_flag = TRUE; - } + { + sun_flag = !mMoon.isVisible() || ((look_at * mSun.getDirection()) > 0); } - if (height_above_water > 0) - { - BOOL render_ref = gPipeline.getPool(LLDrawPool::POOL_WATER)->getVertexShaderLevel() == 0; - - if (sun_flag) - { - setDrawRefl(0); - if (render_ref) - { - updateReflectionGeometry(drawable, height_above_water, mSun); - } - } - else - { - setDrawRefl(1); - if (render_ref) - { - updateReflectionGeometry(drawable, height_above_water, mMoon); - } - } - } - else - { - setDrawRefl(-1); - } + bool above_water = (height_above_water > 0); + bool render_ref = above_water && gPipeline.getPool(LLDrawPool::POOL_WATER)->getShaderLevel() == 0; + setDrawRefl(above_water ? (sun_flag ? 0 : 1) : -1); + if (render_ref) + { + updateReflectionGeometry(drawable, height_above_water, mSun); + } LLPipeline::sCompiles++; return TRUE; } -BOOL LLVOSky::updateHeavenlyBodyGeometry(LLDrawable *drawable, const S32 f, const BOOL is_sun, - LLHeavenBody& hb, const F32 cos_max_angle, - const LLVector3 &up, const LLVector3 &right) +bool LLVOSky::updateHeavenlyBodyGeometry(LLDrawable *drawable, F32 scale, const S32 f, LLHeavenBody& hb, const LLVector3 &up, const LLVector3 &right) { mHeavenlyBodyUpdated = TRUE ; @@ -1412,52 +1199,28 @@ BOOL LLVOSky::updateHeavenlyBodyGeometry(LLDrawable *drawable, const S32 f, cons S32 index_offset; LLFace *facep; - LLVector3 to_dir = hb.getDirection(); - - if (!is_sun) - { - to_dir.mV[2] = llmax(to_dir.mV[2]+0.1f, 0.1f); - } + LLVector3 to_dir = hb.getDirection(); LLVector3 draw_pos = to_dir * HEAVENLY_BODY_DIST; - LLVector3 hb_right = to_dir % LLVector3::z_axis; LLVector3 hb_up = hb_right % to_dir; hb_right.normalize(); hb_up.normalize(); - //const static F32 cos_max_turn = sqrt(3.f) / 2; // 30 degrees - //const F32 cos_turn_right = 1. / (llmax(cos_max_turn, hb_right * right)); - //const F32 cos_turn_up = 1. / llmax(cos_max_turn, hb_up * up); - - const F32 enlargm_factor = ( 1 - to_dir.mV[2] ); + const F32 enlargm_factor = ( 1 - to_dir.mV[2] ); F32 horiz_enlargement = 1 + enlargm_factor * 0.3f; F32 vert_enlargement = 1 + enlargm_factor * 0.2f; - // Parameters for the water reflection - hb.setU(HEAVENLY_BODY_FACTOR * horiz_enlargement * hb.getDiskRadius() * hb_right); - hb.setV(HEAVENLY_BODY_FACTOR * vert_enlargement * hb.getDiskRadius() * hb_up); - // End of parameters for the water reflection - - const LLVector3 scaled_right = HEAVENLY_BODY_DIST * hb.getU(); - const LLVector3 scaled_up = HEAVENLY_BODY_DIST * hb.getV(); + const LLVector3 scaled_right = horiz_enlargement * scale * HEAVENLY_BODY_DIST * HEAVENLY_BODY_FACTOR * hb.getDiskRadius() * hb_right; + const LLVector3 scaled_up = vert_enlargement * scale * HEAVENLY_BODY_DIST * HEAVENLY_BODY_FACTOR * hb.getDiskRadius() * hb_up; - //const LLVector3 scaled_right = horiz_enlargement * HEAVENLY_BODY_SCALE * hb.getDiskRadius() * hb_right;//right; - //const LLVector3 scaled_up = vert_enlargement * HEAVENLY_BODY_SCALE * hb.getDiskRadius() * hb_up;//up; LLVector3 v_clipped[4]; - hb.corner(0) = draw_pos - scaled_right + scaled_up; - hb.corner(1) = draw_pos - scaled_right - scaled_up; - hb.corner(2) = draw_pos + scaled_right + scaled_up; - hb.corner(3) = draw_pos + scaled_right - scaled_up; - + v_clipped[0] = draw_pos - scaled_right + scaled_up; + v_clipped[1] = draw_pos - scaled_right - scaled_up; + v_clipped[2] = draw_pos + scaled_right + scaled_up; + v_clipped[3] = draw_pos + scaled_right - scaled_up; - F32 t_left, t_right; - if (!clip_quad_to_horizon(t_left, t_right, v_clipped, hb.corners(), cos_max_angle)) - { - hb.setVisible(FALSE); - return FALSE; - } hb.setVisible(TRUE); facep = mFace[f]; @@ -1507,164 +1270,9 @@ BOOL LLVOSky::updateHeavenlyBodyGeometry(LLDrawable *drawable, const S32 f, cons facep->getVertexBuffer()->flush(); - if (is_sun) - { - if ((t_left > 0) && (t_right > 0)) - { - F32 t = (t_left + t_right) * 0.5f; - mSun.setHorizonVisibility(0.5f * (1 + cos(t * F_PI))); - } - else - { - mSun.setHorizonVisibility(); - } - updateSunHaloGeometry(drawable); - } - return TRUE; } - - - -// Clips quads with top and bottom sides parallel to horizon. - -BOOL clip_quad_to_horizon(F32& t_left, F32& t_right, LLVector3 v_clipped[4], - const LLVector3 v_corner[4], const F32 cos_max_angle) -{ - t_left = clip_side_to_horizon(v_corner[1], v_corner[0], cos_max_angle); - t_right = clip_side_to_horizon(v_corner[3], v_corner[2], cos_max_angle); - - if ((t_left >= 1) || (t_right >= 1)) - { - return FALSE; - } - - //const BOOL left_clip = (t_left > 0); - //const BOOL right_clip = (t_right > 0); - - //if (!left_clip && !right_clip) - { - for (S32 vtx = 0; vtx < 4; ++vtx) - { - v_clipped[vtx] = v_corner[vtx]; - } - } -/* else - { - v_clipped[0] = v_corner[0]; - v_clipped[1] = left_clip ? ((1 - t_left) * v_corner[1] + t_left * v_corner[0]) - : v_corner[1]; - v_clipped[2] = v_corner[2]; - v_clipped[3] = right_clip ? ((1 - t_right) * v_corner[3] + t_right * v_corner[2]) - : v_corner[3]; - }*/ - - return TRUE; -} - - -F32 clip_side_to_horizon(const LLVector3& V0, const LLVector3& V1, const F32 cos_max_angle) -{ - const LLVector3 V = V1 - V0; - const F32 k2 = 1.f/(cos_max_angle * cos_max_angle) - 1; - const F32 A = V.mV[0] * V.mV[0] + V.mV[1] * V.mV[1] - k2 * V.mV[2] * V.mV[2]; - const F32 B = V0.mV[0] * V.mV[0] + V0.mV[1] * V.mV[1] - k2 * V0.mV[2] * V.mV[2]; - const F32 C = V0.mV[0] * V0.mV[0] + V0.mV[1] * V0.mV[1] - k2 * V0.mV[2] * V0.mV[2]; - - if (fabs(A) < 1e-7) - { - return -0.1f; // v0 is cone origin and v1 is on the surface of the cone. - } - - const F32 det = sqrt(B*B - A*C); - const F32 t1 = (-B - det) / A; - const F32 t2 = (-B + det) / A; - const F32 z1 = V0.mV[2] + t1 * V.mV[2]; - const F32 z2 = V0.mV[2] + t2 * V.mV[2]; - if (z1 * cos_max_angle < 0) - { - return t2; - } - else if (z2 * cos_max_angle < 0) - { - return t1; - } - else if ((t1 < 0) || (t1 > 1)) - { - return t2; - } - else - { - return t1; - } -} - - -void LLVOSky::updateSunHaloGeometry(LLDrawable *drawable ) -{ -#if 0 - const LLVector3* v_corner = mSun.corners(); - - LLStrider<LLVector3> verticesp; - LLStrider<LLVector3> normalsp; - LLStrider<LLVector2> texCoordsp; - LLStrider<U16> indicesp; - S32 index_offset; - LLFace *face; - - const LLVector3 right = 2 * (v_corner[2] - v_corner[0]); - LLVector3 up = 2 * (v_corner[2] - v_corner[3]); - up.normalize(); - F32 size = right.length(); - up = size * up; - const LLVector3 draw_pos = 0.25 * (v_corner[0] + v_corner[1] + v_corner[2] + v_corner[3]); - - LLVector3 v_glow_corner[4]; - - v_glow_corner[0] = draw_pos - right + up; - v_glow_corner[1] = draw_pos - right - up; - v_glow_corner[2] = draw_pos + right + up; - v_glow_corner[3] = draw_pos + right - up; - - face = mFace[FACE_BLOOM]; - - if (face->mVertexBuffer.isNull()) - { - face->setSize(4, 6); - face->setGeomIndex(0); - face->setIndicesIndex(0); - face->mVertexBuffer = new LLVertexBuffer(LLDrawPoolWater::VERTEX_DATA_MASK, GL_STREAM_DRAW_ARB); - face->mVertexBuffer->allocateBuffer(4, 6, TRUE); - } - - index_offset = face->getGeometry(verticesp,normalsp,texCoordsp, indicesp); - if (-1 == index_offset) - { - return; - } - - for (S32 vtx = 0; vtx < 4; ++vtx) - { - *(verticesp++) = v_glow_corner[vtx] + mCameraPosAgent; - } - - *(texCoordsp++) = TEX01; - *(texCoordsp++) = TEX00; - *(texCoordsp++) = TEX11; - *(texCoordsp++) = TEX10; - - *indicesp++ = index_offset + 0; - *indicesp++ = index_offset + 2; - *indicesp++ = index_offset + 1; - - *indicesp++ = index_offset + 1; - *indicesp++ = index_offset + 2; - *indicesp++ = index_offset + 3; -#endif -} - - F32 dtReflection(const LLVector3& p, F32 cos_dir_from_top, F32 sin_dir_from_top, F32 diff_angl_dir) { LLVector3 P = p; @@ -1726,9 +1334,6 @@ void LLVOSky::updateReflectionGeometry(LLDrawable *drawable, F32 H, LLVector3 look_at_right = look_at % LLVector3::z_axis; look_at_right.normalize(); - const static F32 cos_horizon_angle = cosHorizon(0.0f/sResolution); - //const static F32 horizon_angle = acos(cos_horizon_angle); - const F32 enlargm_factor = ( 1 - to_dir.mV[2] ); F32 horiz_enlargement = 1 + enlargm_factor * 0.3f; F32 vert_enlargement = 1 + enlargm_factor * 0.2f; @@ -1743,22 +1348,10 @@ void LLVOSky::updateReflectionGeometry(LLDrawable *drawable, F32 H, LLVector3 top_hb = v_corner[0] = stretch_corner[0] = hb_pos - Right + Up; v_corner[1] = stretch_corner[1] = hb_pos - Right - Up; - F32 dt_hor, dt; - dt_hor = clip_side_to_horizon(v_corner[1], v_corner[0], cos_horizon_angle); - LLVector2 TEX0t = TEX00; LLVector2 TEX1t = TEX10; LLVector3 lower_corner = v_corner[1]; - if ((dt_hor > 0) && (dt_hor < 1)) - { - TEX0t = LLVector2(0, dt_hor); - TEX1t = LLVector2(1, dt_hor); - lower_corner = (1 - dt_hor) * v_corner[1] + dt_hor * v_corner[0]; - } - else - dt_hor = llmax(0.0f, llmin(1.0f, dt_hor)); - top_hb.normalize(); const F32 cos_angle_of_view = fabs(top_hb.mV[VZ]); const F32 extension = llmin (5.0f, 1.0f / cos_angle_of_view); @@ -1770,9 +1363,6 @@ void LLVOSky::updateReflectionGeometry(LLDrawable *drawable, F32 H, stretch_corner[0] = lower_corner + extension * (stretch_corner[0] - lower_corner); stretch_corner[1] = lower_corner + extension * (stretch_corner[1] - lower_corner); - dt = dt_hor; - - F32 cos_dir_from_top[2]; LLVector3 dir = stretch_corner[0]; @@ -1861,9 +1451,8 @@ void LLVOSky::updateReflectionGeometry(LLDrawable *drawable, F32 H, F32 dt_tex = dtReflection(P, cos_dir_from_top[0], sin_dir_from_top, diff_angl_dir); - dt = dt_tex; - TEX0tt = LLVector2(0, dt); - TEX1tt = LLVector2(1, dt); + TEX0tt = LLVector2(0, dt_tex); + TEX1tt = LLVector2(1, dt_tex); quads++; } else @@ -1874,408 +1463,225 @@ void LLVOSky::updateReflectionGeometry(LLDrawable *drawable, F32 H, LLFace *face = mFace[FACE_REFLECTION]; - if (!face->getVertexBuffer() || quads*4 != face->getGeomCount()) - { - face->setSize(quads * 4, quads * 6); - LLVertexBuffer* buff = new LLVertexBuffer(LLDrawPoolWater::VERTEX_DATA_MASK, GL_STREAM_DRAW_ARB); - if (!buff->allocateBuffer(face->getGeomCount(), face->getIndicesCount(), TRUE)) - { - LL_WARNS() << "Failed to allocate Vertex Buffer for vosky to " - << face->getGeomCount() << " vertices and " - << face->getIndicesCount() << " indices" << LL_ENDL; - } - face->setIndicesIndex(0); - face->setGeomIndex(0); - face->setVertexBuffer(buff); - } - - LLStrider<LLVector3> verticesp; - LLStrider<LLVector3> normalsp; - LLStrider<LLVector2> texCoordsp; - LLStrider<U16> indicesp; - S32 index_offset; - - index_offset = face->getGeometry(verticesp,normalsp,texCoordsp, indicesp); - if (-1 == index_offset) - { - return; - } - - LLColor3 hb_col3 = HB.getInterpColor(); - hb_col3.clamp(); - const LLColor4 hb_col = LLColor4(hb_col3); - - const F32 min_attenuation = 0.4f; - const F32 max_attenuation = 0.7f; - const F32 attenuation = min_attenuation - + cos_angle_of_view * (max_attenuation - min_attenuation); - - LLColor4 hb_refl_col = (1-attenuation) * hb_col + attenuation * mFogColor; - face->setFaceColor(hb_refl_col); - - LLVector3 v_far[2]; - v_far[0] = v_refl_corner[1]; - v_far[1] = v_refl_corner[3]; - - if(dt_clip > 0) - { - if (dt_clip >= 1) - { - for (S32 vtx = 0; vtx < 4; ++vtx) - { - F32 ratio = far_clip / v_refl_corner[vtx].length(); - *(verticesp++) = v_refl_corner[vtx] = ratio * v_refl_corner[vtx] + mCameraPosAgent; - } - const LLVector3 draw_pos = 0.25 * - (v_refl_corner[0] + v_refl_corner[1] + v_refl_corner[2] + v_refl_corner[3]); - face->mCenterAgent = draw_pos; - } - else - { - F32 ratio = far_clip / v_refl_corner[1].length(); - v_sprite_corner[1] = v_refl_corner[1] * ratio; - - ratio = far_clip / v_refl_corner[3].length(); - v_sprite_corner[3] = v_refl_corner[3] * ratio; - - v_refl_corner[1] = (1 - dt_clip) * v_refl_corner[1] + dt_clip * v_refl_corner[0]; - v_refl_corner[3] = (1 - dt_clip) * v_refl_corner[3] + dt_clip * v_refl_corner[2]; - v_sprite_corner[0] = v_refl_corner[1]; - v_sprite_corner[2] = v_refl_corner[3]; - - for (S32 vtx = 0; vtx < 4; ++vtx) + if (face) + { + if (!face->getVertexBuffer() || quads * 4 != face->getGeomCount()) + { + face->setSize(quads * 4, quads * 6); + LLVertexBuffer* buff = new LLVertexBuffer(LLDrawPoolWater::VERTEX_DATA_MASK, GL_STREAM_DRAW_ARB); + if (!buff->allocateBuffer(face->getGeomCount(), face->getIndicesCount(), TRUE)) { - *(verticesp++) = v_sprite_corner[vtx] + mCameraPosAgent; + LL_WARNS() << "Failed to allocate Vertex Buffer for vosky to " + << face->getGeomCount() << " vertices and " + << face->getIndicesCount() << " indices" << LL_ENDL; } - - const LLVector3 draw_pos = 0.25 * - (v_refl_corner[0] + v_sprite_corner[1] + v_refl_corner[2] + v_sprite_corner[3]); - face->mCenterAgent = draw_pos; - } - - *(texCoordsp++) = TEX0tt; - *(texCoordsp++) = TEX0t; - *(texCoordsp++) = TEX1tt; - *(texCoordsp++) = TEX1t; - - *indicesp++ = index_offset + 0; - *indicesp++ = index_offset + 2; - *indicesp++ = index_offset + 1; - - *indicesp++ = index_offset + 1; - *indicesp++ = index_offset + 2; - *indicesp++ = index_offset + 3; - - index_offset += 4; - } - - if (dt_clip < 1) - { - if (dt_clip <= 0) - { - const LLVector3 draw_pos = 0.25 * - (v_refl_corner[0] + v_refl_corner[1] + v_refl_corner[2] + v_refl_corner[3]); - face->mCenterAgent = draw_pos; - } - - const F32 raws_inv = 1.f/raws; - const F32 cols_inv = 1.f/cols; - LLVector3 left = v_refl_corner[0] - v_refl_corner[1]; - LLVector3 right = v_refl_corner[2] - v_refl_corner[3]; - left *= raws_inv; - right *= raws_inv; - - F32 dt_raw = dt; - - for (S32 raw = 0; raw < raws; ++raw) - { - F32 dt_v0 = raw * raws_inv; - F32 dt_v1 = (raw + 1) * raws_inv; - const LLVector3 BL = v_refl_corner[1] + (F32)raw * left; - const LLVector3 BR = v_refl_corner[3] + (F32)raw * right; - const LLVector3 EL = BL + left; - const LLVector3 ER = BR + right; - dt_v0 = dt_raw; - dt_raw = dt_v1 = dtReflection(EL, cos_dir_from_top[0], sin_dir_from_top, diff_angl_dir); - for (S32 col = 0; col < cols; ++col) - { - F32 dt_h0 = col * cols_inv; - *(verticesp++) = (1 - dt_h0) * EL + dt_h0 * ER + mCameraPosAgent; - *(verticesp++) = (1 - dt_h0) * BL + dt_h0 * BR + mCameraPosAgent; - F32 dt_h1 = (col + 1) * cols_inv; - *(verticesp++) = (1 - dt_h1) * EL + dt_h1 * ER + mCameraPosAgent; - *(verticesp++) = (1 - dt_h1) * BL + dt_h1 * BR + mCameraPosAgent; - - *(texCoordsp++) = LLVector2(dt_h0, dt_v1); - *(texCoordsp++) = LLVector2(dt_h0, dt_v0); - *(texCoordsp++) = LLVector2(dt_h1, dt_v1); - *(texCoordsp++) = LLVector2(dt_h1, dt_v0); - - *indicesp++ = index_offset + 0; - *indicesp++ = index_offset + 2; - *indicesp++ = index_offset + 1; - - *indicesp++ = index_offset + 1; - *indicesp++ = index_offset + 2; - *indicesp++ = index_offset + 3; - - index_offset += 4; - } - } - } - - face->getVertexBuffer()->flush(); + face->setIndicesIndex(0); + face->setGeomIndex(0); + face->setVertexBuffer(buff); + } + + LLStrider<LLVector3> verticesp; + LLStrider<LLVector3> normalsp; + LLStrider<LLVector2> texCoordsp; + LLStrider<U16> indicesp; + S32 index_offset; + + index_offset = face->getGeometry(verticesp, normalsp, texCoordsp, indicesp); + if (-1 == index_offset) + { + return; + } + + LLColor3 hb_col3 = HB.getInterpColor(); + hb_col3.clamp(); + const LLColor4 hb_col = LLColor4(hb_col3); + + const F32 min_attenuation = 0.4f; + const F32 max_attenuation = 0.7f; + const F32 attenuation = min_attenuation + + cos_angle_of_view * (max_attenuation - min_attenuation); + + LLColor4 hb_refl_col = (1 - attenuation) * hb_col + attenuation * getSkyFogColor(); + face->setFaceColor(hb_refl_col); + + LLVector3 v_far[2]; + v_far[0] = v_refl_corner[1]; + v_far[1] = v_refl_corner[3]; + + if (dt_clip > 0) + { + if (dt_clip >= 1) + { + for (S32 vtx = 0; vtx < 4; ++vtx) + { + F32 ratio = far_clip / v_refl_corner[vtx].length(); + *(verticesp++) = v_refl_corner[vtx] = ratio * v_refl_corner[vtx] + mCameraPosAgent; + } + const LLVector3 draw_pos = 0.25 * + (v_refl_corner[0] + v_refl_corner[1] + v_refl_corner[2] + v_refl_corner[3]); + face->mCenterAgent = draw_pos; + } + else + { + F32 ratio = far_clip / v_refl_corner[1].length(); + v_sprite_corner[1] = v_refl_corner[1] * ratio; + + ratio = far_clip / v_refl_corner[3].length(); + v_sprite_corner[3] = v_refl_corner[3] * ratio; + + v_refl_corner[1] = (1 - dt_clip) * v_refl_corner[1] + dt_clip * v_refl_corner[0]; + v_refl_corner[3] = (1 - dt_clip) * v_refl_corner[3] + dt_clip * v_refl_corner[2]; + v_sprite_corner[0] = v_refl_corner[1]; + v_sprite_corner[2] = v_refl_corner[3]; + + for (S32 vtx = 0; vtx < 4; ++vtx) + { + *(verticesp++) = v_sprite_corner[vtx] + mCameraPosAgent; + } + + const LLVector3 draw_pos = 0.25 * + (v_refl_corner[0] + v_sprite_corner[1] + v_refl_corner[2] + v_sprite_corner[3]); + face->mCenterAgent = draw_pos; + } + + *(texCoordsp++) = TEX0tt; + *(texCoordsp++) = TEX0t; + *(texCoordsp++) = TEX1tt; + *(texCoordsp++) = TEX1t; + + *indicesp++ = index_offset + 0; + *indicesp++ = index_offset + 2; + *indicesp++ = index_offset + 1; + + *indicesp++ = index_offset + 1; + *indicesp++ = index_offset + 2; + *indicesp++ = index_offset + 3; + + index_offset += 4; + } + + if (dt_clip < 1) + { + if (dt_clip <= 0) + { + const LLVector3 draw_pos = 0.25 * + (v_refl_corner[0] + v_refl_corner[1] + v_refl_corner[2] + v_refl_corner[3]); + face->mCenterAgent = draw_pos; + } + + const F32 raws_inv = 1.f / raws; + const F32 cols_inv = 1.f / cols; + LLVector3 left = v_refl_corner[0] - v_refl_corner[1]; + LLVector3 right = v_refl_corner[2] - v_refl_corner[3]; + left *= raws_inv; + right *= raws_inv; + + for (S32 raw = 0; raw < raws; ++raw) + { + F32 dt_v0 = raw * raws_inv; + F32 dt_v1 = (raw + 1) * raws_inv; + const LLVector3 BL = v_refl_corner[1] + (F32)raw * left; + const LLVector3 BR = v_refl_corner[3] + (F32)raw * right; + const LLVector3 EL = BL + left; + const LLVector3 ER = BR + right; + dt_v0 = dt_v1 = dtReflection(EL, cos_dir_from_top[0], sin_dir_from_top, diff_angl_dir); + for (S32 col = 0; col < cols; ++col) + { + F32 dt_h0 = col * cols_inv; + *(verticesp++) = (1 - dt_h0) * EL + dt_h0 * ER + mCameraPosAgent; + *(verticesp++) = (1 - dt_h0) * BL + dt_h0 * BR + mCameraPosAgent; + F32 dt_h1 = (col + 1) * cols_inv; + *(verticesp++) = (1 - dt_h1) * EL + dt_h1 * ER + mCameraPosAgent; + *(verticesp++) = (1 - dt_h1) * BL + dt_h1 * BR + mCameraPosAgent; + + *(texCoordsp++) = LLVector2(dt_h0, dt_v1); + *(texCoordsp++) = LLVector2(dt_h0, dt_v0); + *(texCoordsp++) = LLVector2(dt_h1, dt_v1); + *(texCoordsp++) = LLVector2(dt_h1, dt_v0); + + *indicesp++ = index_offset + 0; + *indicesp++ = index_offset + 2; + *indicesp++ = index_offset + 1; + + *indicesp++ = index_offset + 1; + *indicesp++ = index_offset + 2; + *indicesp++ = index_offset + 3; + + index_offset += 4; + } + } + } + + face->getVertexBuffer()->flush(); + } } - - - void LLVOSky::updateFog(const F32 distance) { - if (!gPipeline.hasRenderDebugFeatureMask(LLPipeline::RENDER_DEBUG_FEATURE_FOG)) - { - if (!LLGLSLShader::sNoFixedFunction) - { - glFogf(GL_FOG_DENSITY, 0); - glFogfv(GL_FOG_COLOR, (F32 *) &LLColor4::white.mV); - glFogf(GL_FOG_END, 1000000.f); - } - return; - } - - const BOOL hide_clip_plane = TRUE; - LLColor4 target_fog(0.f, 0.2f, 0.5f, 0.f); - - const F32 water_height = gAgent.getRegion() ? gAgent.getRegion()->getWaterHeight() : 0.f; - // LLWorld::getInstance()->getWaterHeight(); - F32 camera_height = gAgentCamera.getCameraPositionAgent().mV[2]; - - F32 near_clip_height = LLViewerCamera::getInstance()->getAtAxis().mV[VZ] * LLViewerCamera::getInstance()->getNear(); - camera_height += near_clip_height; - - F32 fog_distance = 0.f; - LLColor3 res_color[3]; - - LLColor3 sky_fog_color = LLColor3::white; - LLColor3 render_fog_color = LLColor3::white; - - LLVector3 tosun = getToSunLast(); - const F32 tosun_z = tosun.mV[VZ]; - tosun.mV[VZ] = 0.f; - tosun.normalize(); - LLVector3 perp_tosun; - perp_tosun.mV[VX] = -tosun.mV[VY]; - perp_tosun.mV[VY] = tosun.mV[VX]; - LLVector3 tosun_45 = tosun + perp_tosun; - tosun_45.normalize(); - - F32 delta = 0.06f; - tosun.mV[VZ] = delta; - perp_tosun.mV[VZ] = delta; - tosun_45.mV[VZ] = delta; - tosun.normalize(); - perp_tosun.normalize(); - tosun_45.normalize(); - - // Sky colors, just slightly above the horizon in the direction of the sun, perpendicular to the sun, and at a 45 degree angle to the sun. - initAtmospherics(); - res_color[0] = calcSkyColorInDir(tosun); - res_color[1] = calcSkyColorInDir(perp_tosun); - res_color[2] = calcSkyColorInDir(tosun_45); - - sky_fog_color = color_norm(res_color[0] + res_color[1] + res_color[2]); - - F32 full_off = -0.25f; - F32 full_on = 0.00f; - F32 on = (tosun_z - full_off) / (full_on - full_off); - on = llclamp(on, 0.01f, 1.f); - sky_fog_color *= 0.5f * on; - - - // We need to clamp these to non-zero, in order for the gamma correction to work. 0^y = ??? - S32 i; - for (i = 0; i < 3; i++) - { - sky_fog_color.mV[i] = llmax(0.0001f, sky_fog_color.mV[i]); - } - - color_gamma_correct(sky_fog_color); - - render_fog_color = sky_fog_color; - - F32 fog_density = 0.f; - fog_distance = mFogRatio * distance; - - if (camera_height > water_height) - { - LLColor4 fog(render_fog_color); - if (!LLGLSLShader::sNoFixedFunction) - { - glFogfv(GL_FOG_COLOR, fog.mV); - } - mGLFogCol = fog; - - if (hide_clip_plane) - { - // For now, set the density to extend to the cull distance. - const F32 f_log = 2.14596602628934723963618357029f; // sqrt(fabs(log(0.01f))) - fog_density = f_log/fog_distance; - if (!LLGLSLShader::sNoFixedFunction) - { - glFogi(GL_FOG_MODE, GL_EXP2); - } - } - else - { - const F32 f_log = 4.6051701859880913680359829093687f; // fabs(log(0.01f)) - fog_density = (f_log)/fog_distance; - if (!LLGLSLShader::sNoFixedFunction) - { - glFogi(GL_FOG_MODE, GL_EXP); - } - } - } - else - { - F32 depth = water_height - camera_height; - - // get the water param manager variables - float water_fog_density = LLWaterParamManager::getInstance()->getFogDensity(); - LLColor4 water_fog_color(LLDrawPoolWater::sWaterFogColor.mV); - - // adjust the color based on depth. We're doing linear approximations - float depth_scale = gSavedSettings.getF32("WaterGLFogDepthScale"); - float depth_modifier = 1.0f - llmin(llmax(depth / depth_scale, 0.01f), - gSavedSettings.getF32("WaterGLFogDepthFloor")); + LLEnvironment& environment = LLEnvironment::instance(); + if (environment.getCurrentSky() != nullptr) + { + LLVector3 light_dir = LLVector3(environment.getClampedLightNorm()); + m_legacyAtmospherics.updateFog(distance, light_dir); + } +} - LLColor4 fogCol = water_fog_color * depth_modifier; - fogCol.setAlpha(1); +void LLVOSky::setSunAndMoonDirectionsCFR(const LLVector3 &sun_dir_cfr, const LLVector3 &moon_dir_cfr) +{ + mSun.setDirection(sun_dir_cfr); + mMoon.setDirection(moon_dir_cfr); - // set the gl fog color - mGLFogCol = fogCol; + // Push the sun "South" as it approaches directly overhead so that we can always see bump mapping + // on the upward facing faces of cubes. + { + // Same as dot product with the up direction + clamp. + F32 sunDot = llmax(0.f, sun_dir_cfr.mV[2]); + sunDot *= sunDot; - // set the density based on what the shaders use - fog_density = water_fog_density * gSavedSettings.getF32("WaterGLFogDensityScale"); + // Create normalized vector that has the sunDir pushed south about an hour and change. + LLVector3 adjustedDir = (sun_dir_cfr + LLVector3(0.f, -0.70711f, 0.70711f)) * 0.5f; - if (!LLGLSLShader::sNoFixedFunction) - { - glFogfv(GL_FOG_COLOR, (F32 *) &fogCol.mV); - glFogi(GL_FOG_MODE, GL_EXP2); - } - } + // Blend between normal sun dir and adjusted sun dir based on how close we are + // to having the sun overhead. + mBumpSunDir = adjustedDir * sunDot + sun_dir_cfr * (1.0f - sunDot); + mBumpSunDir.normalize(); + } - mFogColor = sky_fog_color; - mFogColor.setAlpha(1); - LLDrawPoolWater::sWaterFogEnd = fog_distance*2.2f; + updateDirections(); - if (!LLGLSLShader::sNoFixedFunction) - { - LLGLSFog gls_fog; - glFogf(GL_FOG_END, fog_distance*2.2f); - glFogf(GL_FOG_DENSITY, fog_density); - glHint(GL_FOG_HINT, GL_NICEST); - } - stop_glerror(); + mForceUpdate = true; } - -// Functions used a lot. -F32 color_norm_pow(LLColor3& col, F32 e, BOOL postmultiply) +void LLVOSky::setSunDirectionCFR(const LLVector3 &sun_dir_cfr) { - F32 mv = color_max(col); - if (0 == mv) - { - return 0; - } + mSun.setDirection(sun_dir_cfr); - col *= 1.f / mv; - color_pow(col, e); - if (postmultiply) - { - col *= mv; - } - return mv; -} + // Push the sun "South" as it approaches directly overhead so that we can always see bump mapping + // on the upward facing faces of cubes. + { + // Same as dot product with the up direction + clamp. + F32 sunDot = llmax(0.f, sun_dir_cfr.mV[2]); + sunDot *= sunDot; -// Returns angle (RADIANs) between the horizontal projection of "v" and the x_axis. -// Range of output is 0.0f to 2pi //359.99999...f -// Returns 0.0f when "v" = +/- z_axis. -F32 azimuth(const LLVector3 &v) -{ - F32 azimuth = 0.0f; - if (v.mV[VX] == 0.0f) - { - if (v.mV[VY] > 0.0f) - { - azimuth = F_PI * 0.5f; - } - else if (v.mV[VY] < 0.0f) - { - azimuth = F_PI * 1.5f;// 270.f; - } - } - else - { - azimuth = (F32) atan(v.mV[VY] / v.mV[VX]); - if (v.mV[VX] < 0.0f) - { - azimuth += F_PI; - } - else if (v.mV[VY] < 0.0f) - { - azimuth += F_PI * 2; - } - } - return azimuth; -} + // Create normalized vector that has the sunDir pushed south about an hour and change. + LLVector3 adjustedDir = (sun_dir_cfr + LLVector3(0.f, -0.70711f, 0.70711f)) * 0.5f; -void LLVOSky::initSunDirection(const LLVector3 &sun_dir, const LLVector3 &sun_ang_velocity) -{ - LLVector3 sun_direction = (sun_dir.length() == 0) ? LLVector3::x_axis : sun_dir; - sun_direction.normalize(); - mSun.setDirection(sun_direction); - mSun.renewDirection(); - mSun.setAngularVelocity(sun_ang_velocity); - mMoon.setDirection(-mSun.getDirection()); - mMoon.renewDirection(); - mLastLightingDirection = mSun.getDirection(); + // Blend between normal sun dir and adjusted sun dir based on how close we are + // to having the sun overhead. + mBumpSunDir = adjustedDir * sunDot + sun_dir_cfr * (1.0f - sunDot); + mBumpSunDir.normalize(); + } - calcAtmospherics(); + updateDirections(); - if ( !mInitialized ) - { - init(); - LLSkyTex::stepCurrent(); - } + mForceUpdate = true; } -void LLVOSky::setSunDirection(const LLVector3 &sun_dir, const LLVector3 &sun_ang_velocity) +void LLVOSky::setMoonDirectionCFR(const LLVector3 &moon_dir_cfr) { - LLVector3 sun_direction = (sun_dir.length() == 0) ? LLVector3::x_axis : sun_dir; - sun_direction.normalize(); + mMoon.setDirection(moon_dir_cfr); - // Push the sun "South" as it approaches directly overhead so that we can always see bump mapping - // on the upward facing faces of cubes. - LLVector3 newDir = sun_direction; - - // Same as dot product with the up direction + clamp. - F32 sunDot = llmax(0.f, newDir.mV[2]); - sunDot *= sunDot; - - // Create normalized vector that has the sunDir pushed south about an hour and change. - LLVector3 adjustedDir = (newDir + LLVector3(0.f, -0.70711f, 0.70711f)) * 0.5f; - - // Blend between normal sun dir and adjusted sun dir based on how close we are - // to having the sun overhead. - mBumpSunDir = adjustedDir * sunDot + newDir * (1.0f - sunDot); - mBumpSunDir.normalize(); - - F32 dp = mLastLightingDirection * sun_direction; - mSun.setDirection(sun_direction); - mSun.setAngularVelocity(sun_ang_velocity); - mMoon.setDirection(-sun_direction); - calcAtmospherics(); - if (dp < 0.995f) { //the sun jumped a great deal, update immediately - mForceUpdate = TRUE; - } + updateDirections(); + + mForceUpdate = true; } |