/** * @file llwaterparamset.cpp * @brief Implementation for the LLWaterParamSet class. * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, Linden Research, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ #include "llviewerprecompiledheaders.h" #include "llwaterparamset.h" #include "llsd.h" #include "llwaterparammanager.h" #include "lluictrlfactory.h" #include "llsliderctrl.h" #include "llviewertexturelist.h" #include "llviewercontrol.h" #include "lluuid.h" #include <llgl.h> #include <sstream> LLWaterParamSet::LLWaterParamSet(void) : mName("Unnamed Preset") { LLSD vec4; LLSD vec3; LLSD real(0.0f); vec4 = LLSD::emptyArray(); vec4.append(22.f/255.f); vec4.append(43.f/255.f); vec4.append(54.f/255.f); vec4.append(0.f/255.f); vec3 = LLSD::emptyArray(); vec3.append(2); vec3.append(2); vec3.append(2); LLSD wave1, wave2; wave1 = LLSD::emptyArray(); wave2 = LLSD::emptyArray(); wave1.append(0.5f); wave1.append(-.17f); wave2.append(0.58f); wave2.append(-.67f); mParamValues.insert("waterFogColor", vec4); mParamValues.insert("waterFogDensity", 16.0f); mParamValues.insert("underWaterFogMod", 0.25f); mParamValues.insert("normScale", vec3); mParamValues.insert("fresnelScale", 0.5f); mParamValues.insert("fresnelOffset", 0.4f); mParamValues.insert("scaleAbove", 0.025f); mParamValues.insert("scaleBelow", 0.2f); mParamValues.insert("blurMultiplier", 0.01f); mParamValues.insert("wave1Dir", wave1); mParamValues.insert("wave2Dir", wave2); mParamValues.insert("normalMap", DEFAULT_WATER_NORMAL); } void LLWaterParamSet::set(const std::string& paramName, float x) { // handle case where no array if(mParamValues[paramName].isReal()) { mParamValues[paramName] = x; } // handle array else if(mParamValues[paramName].isArray() && mParamValues[paramName][0].isReal()) { mParamValues[paramName][0] = x; } } void LLWaterParamSet::set(const std::string& paramName, float x, float y) { mParamValues[paramName][0] = x; mParamValues[paramName][1] = y; } void LLWaterParamSet::set(const std::string& paramName, float x, float y, float z) { mParamValues[paramName][0] = x; mParamValues[paramName][1] = y; mParamValues[paramName][2] = z; } void LLWaterParamSet::set(const std::string& paramName, float x, float y, float z, float w) { mParamValues[paramName][0] = x; mParamValues[paramName][1] = y; mParamValues[paramName][2] = z; mParamValues[paramName][3] = w; } void LLWaterParamSet::set(const std::string& paramName, const float * val) { mParamValues[paramName][0] = val[0]; mParamValues[paramName][1] = val[1]; mParamValues[paramName][2] = val[2]; mParamValues[paramName][3] = val[3]; } void LLWaterParamSet::set(const std::string& paramName, const LLVector4 & val) { mParamValues[paramName][0] = val.mV[0]; mParamValues[paramName][1] = val.mV[1]; mParamValues[paramName][2] = val.mV[2]; mParamValues[paramName][3] = val.mV[3]; } void LLWaterParamSet::set(const std::string& paramName, const LLColor4 & val) { mParamValues[paramName][0] = val.mV[0]; mParamValues[paramName][1] = val.mV[1]; mParamValues[paramName][2] = val.mV[2]; mParamValues[paramName][3] = val.mV[3]; } LLVector4 LLWaterParamSet::getVector4(const std::string& paramName, bool& error) { // test to see if right type LLSD cur_val = mParamValues.get(paramName); if (!cur_val.isArray() || cur_val.size() != 4) { error = true; return LLVector4(0,0,0,0); } LLVector4 val; val.mV[0] = (F32) cur_val[0].asReal(); val.mV[1] = (F32) cur_val[1].asReal(); val.mV[2] = (F32) cur_val[2].asReal(); val.mV[3] = (F32) cur_val[3].asReal(); error = false; return val; } LLVector3 LLWaterParamSet::getVector3(const std::string& paramName, bool& error) { // test to see if right type LLSD cur_val = mParamValues.get(paramName); if (!cur_val.isArray()|| cur_val.size() != 3) { error = true; return LLVector3(0,0,0); } LLVector3 val; val.mV[0] = (F32) cur_val[0].asReal(); val.mV[1] = (F32) cur_val[1].asReal(); val.mV[2] = (F32) cur_val[2].asReal(); error = false; return val; } LLVector2 LLWaterParamSet::getVector2(const std::string& paramName, bool& error) { // test to see if right type int ttest; ttest = mParamValues.size(); LLSD cur_val = mParamValues.get(paramName); if (!cur_val.isArray() || cur_val.size() != 2) { error = true; return LLVector2(0,0); } LLVector2 val; val.mV[0] = (F32) cur_val[0].asReal(); val.mV[1] = (F32) cur_val[1].asReal(); error = false; return val; } F32 LLWaterParamSet::getFloat(const std::string& paramName, bool& error) { // test to see if right type LLSD cur_val = mParamValues.get(paramName); if (cur_val.isArray() && cur_val.size() != 0) { error = false; return (F32) cur_val[0].asReal(); } if(cur_val.isReal()) { error = false; return (F32) cur_val.asReal(); } error = true; return 0; } // Added for interpolation effect in DEV-33645 // Based on LLWLParamSet::mix, but written by Jacob without an intimate knowledge of how WindLight works. // The function definition existed in the header but was never implemented. If you think there is something // wrong with this, you're probably right. Ask Jacob, Q, or a member of the original WindLight team. void LLWaterParamSet::mix(LLWaterParamSet& src, LLWaterParamSet& dest, F32 weight) { // Setup LLSD srcVal, destVal; // LLSD holders for get/set calls, reusable // Iterate through values for(LLSD::map_iterator iter = mParamValues.beginMap(); iter != mParamValues.endMap(); ++iter) { // If param exists in both src and dest, set the holder variables, otherwise skip if(src.mParamValues.has(iter->first) && dest.mParamValues.has(iter->first)) { srcVal = src.mParamValues[iter->first]; destVal = dest.mParamValues[iter->first]; } else { continue; } if(iter->second.isReal()) // If it's a real, interpolate directly { iter->second = srcVal.asReal() + ((destVal.asReal() - srcVal.asReal()) * weight); } else if(iter->second.isArray() && iter->second[0].isReal() // If it's an array of reals, loop through the reals and interpolate on those && iter->second.size() == srcVal.size() && iter->second.size() == destVal.size()) { // Actually do interpolation: old value + (difference in values * factor) for(int i=0; i < iter->second.size(); ++i) { // iter->second[i] = (1.f-weight)*(F32)srcVal[i].asReal() + weight*(F32)destVal[i].asReal(); // old way of doing it -- equivalent but one more operation iter->second[i] = srcVal[i].asReal() + ((destVal[i].asReal() - srcVal[i].asReal()) * weight); } } else // Else, skip { continue; } } }