/** * @file llwlparamset.cpp * @brief Implementation for the LLWLParamSet class. * * $LicenseInfo:firstyear=2005&license=viewergpl$ * * Copyright (c) 2005-2009, Linden Research, Inc. * * Second Life Viewer Source Code * The source code in this file ("Source Code") is provided by Linden Lab * to you under the terms of the GNU General Public License, version 2.0 * ("GPL"), unless you have obtained a separate licensing agreement * ("Other License"), formally executed by you and Linden Lab. Terms of * the GPL can be found in doc/GPL-license.txt in this distribution, or * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * * There are special exceptions to the terms and conditions of the GPL as * it is applied to this Source Code. View the full text of the exception * in the file doc/FLOSS-exception.txt in this software distribution, or * online at * http://secondlifegrid.net/programs/open_source/licensing/flossexception * * By copying, modifying or distributing this software, you acknowledge * that you have read and understood your obligations described above, * and agree to abide by those obligations. * * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ #include "llviewerprecompiledheaders.h" #include "llwlparamset.h" #include "llwlanimator.h" #include "llfloaterwindlight.h" #include "llwlparammanager.h" #include "lluictrlfactory.h" #include "llsliderctrl.h" #include <llgl.h> #include <sstream> LLWLParamSet::LLWLParamSet(void) : mName("Unnamed Preset"), mCloudScrollXOffset(0.f), mCloudScrollYOffset(0.f) { /* REMOVE or init the LLSD const std::map<std::string, LLVector4>::value_type hardcodedPreset[] = { std::make_pair("lightnorm", LLVector4(0.f, 0.707f, -0.707f, 0.f)), std::make_pair("sunlight_color", LLVector4(0.6f, 0.6f, 2.83f, 2.27f)), std::make_pair("ambient", LLVector4(0.27f, 0.33f, 0.44f, 1.19f)), std::make_pair("blue_horizon", LLVector4(0.3f, 0.4f, 0.9f, 1.f)), std::make_pair("blue_density", LLVector4(0.3f, 0.4f, 0.8f, 1.f)), std::make_pair("haze_horizon", LLVector4(0.6f, 0.6f, 0.6f, 1.f)), std::make_pair("haze_density", LLVector4(0.3f, 0.3f, 0.3f, 1.f)), std::make_pair("cloud_shadow", LLVector4(0.f, 0.f, 0.f, 0.f)), std::make_pair("density_multiplier", LLVector4(0.001f, 0.001f, 0.001f, 0.001f)), std::make_pair("distance_multiplier", LLVector4(1.f, 1.f, 1.f, 1.f)), std::make_pair("max_y", LLVector4(600.f, 600.f, 600.f, 0.f)), std::make_pair("glow", LLVector4(15.f, 0.001f, -0.03125f, 0.f)), std::make_pair("cloud_color", LLVector4(0.0f, 0.0f, 0.0f, 0.0f)), std::make_pair("cloud_pos_density1", LLVector4(0.f, 0.f, 0.f, 1.f)), std::make_pair("cloud_pos_density2", LLVector4(0.f, 0.f, 0.f, 1.f)), std::make_pair("cloud_scale", LLVector4(0.42f, 0.f, 0.f, 1.f)), std::make_pair("gamma", LLVector4(2.0f, 2.0f, 2.0f, 0.0f)), }; std::map<std::string, LLVector4>::value_type const * endHardcodedPreset = hardcodedPreset + LL_ARRAY_SIZE(hardcodedPreset); mParamValues.insert(hardcodedPreset, endHardcodedPreset); */ } void LLWLParamSet::update(LLGLSLShader * shader) const { for(LLSD::map_const_iterator i = mParamValues.beginMap(); i != mParamValues.endMap(); ++i) { const std::string& param = i->first; if( param == "star_brightness" || param == "preset_num" || param == "sun_angle" || param == "east_angle" || param == "enable_cloud_scroll" || param == "cloud_scroll_rate" || param == "lightnorm" ) { continue; } if(param == "cloud_pos_density1") { LLVector4 val; val.mV[0] = F32(i->second[0].asReal()) + mCloudScrollXOffset; val.mV[1] = F32(i->second[1].asReal()) + mCloudScrollYOffset; val.mV[2] = (F32) i->second[2].asReal(); val.mV[3] = (F32) i->second[3].asReal(); shader->uniform4fv(param, 1, val.mV); } else { LLVector4 val; // handle all the different cases if(i->second.isArray() && i->second.size() == 4) { val.mV[0] = (F32) i->second[0].asReal(); val.mV[1] = (F32) i->second[1].asReal(); val.mV[2] = (F32) i->second[2].asReal(); val.mV[3] = (F32) i->second[3].asReal(); } else if(i->second.isReal()) { val.mV[0] = (F32) i->second.asReal(); } else if(i->second.isInteger()) { val.mV[0] = (F32) i->second.asReal(); } else if(i->second.isBoolean()) { val.mV[0] = i->second.asBoolean(); } shader->uniform4fv(param, 1, val.mV); } } } void LLWLParamSet::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 LLWLParamSet::set(const std::string& paramName, float x, float y) { mParamValues[paramName][0] = x; mParamValues[paramName][1] = y; } void LLWLParamSet::set(const std::string& paramName, float x, float y, float z) { mParamValues[paramName][0] = x; mParamValues[paramName][1] = y; mParamValues[paramName][2] = z; } void LLWLParamSet::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 LLWLParamSet::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 LLWLParamSet::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 LLWLParamSet::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 LLWLParamSet::getVector(const std::string& paramName, bool& error) { // test to see if right type LLSD cur_val = mParamValues.get(paramName); if (!cur_val.isArray()) { 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; } F32 LLWLParamSet::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; } void LLWLParamSet::setSunAngle(float val) { // keep range 0 - 2pi if(val > F_TWO_PI || val < 0) { F32 num = val / F_TWO_PI; num -= floor(num); val = F_TWO_PI * num; } mParamValues["sun_angle"] = val; } void LLWLParamSet::setEastAngle(float val) { // keep range 0 - 2pi if(val > F_TWO_PI || val < 0) { F32 num = val / F_TWO_PI; num -= floor(num); val = F_TWO_PI * num; } mParamValues["east_angle"] = val; } void LLWLParamSet::mix(LLWLParamSet& src, LLWLParamSet& dest, F32 weight) { // set up the iterators LLSD::map_iterator cIt = mParamValues.beginMap(); // keep cloud positions and coverage the same /// TODO masking will do this later F32 cloudPos1X = (F32) mParamValues["cloud_pos_density1"][0].asReal(); F32 cloudPos1Y = (F32) mParamValues["cloud_pos_density1"][1].asReal(); F32 cloudPos2X = (F32) mParamValues["cloud_pos_density2"][0].asReal(); F32 cloudPos2Y = (F32) mParamValues["cloud_pos_density2"][1].asReal(); F32 cloudCover = (F32) mParamValues["cloud_shadow"][0].asReal(); LLSD srcVal; LLSD destVal; // do the interpolation for all the ones saved as vectors // skip the weird ones for(; cIt != mParamValues.endMap(); cIt++) { // check params to make sure they're actually there if(src.mParamValues.has(cIt->first)) { srcVal = src.mParamValues[cIt->first]; } else { continue; } if(dest.mParamValues.has(cIt->first)) { destVal = dest.mParamValues[cIt->first]; } else { continue; } // skip if not a vector if(!cIt->second.isArray()) { continue; } // only Real vectors allowed if(!cIt->second[0].isReal()) { continue; } // make sure all the same size if( cIt->second.size() != srcVal.size() || cIt->second.size() != destVal.size()) { continue; } // more error checking might be necessary; for(int i=0; i < cIt->second.size(); ++i) { cIt->second[i] = (1.0f - weight) * (F32) srcVal[i].asReal() + weight * (F32) destVal[i].asReal(); } } // now mix the extra parameters setStarBrightness((1 - weight) * (F32) src.getStarBrightness() + weight * (F32) dest.getStarBrightness()); llassert(src.getSunAngle() >= - F_PI && src.getSunAngle() <= 3 * F_PI); llassert(dest.getSunAngle() >= - F_PI && dest.getSunAngle() <= 3 * F_PI); llassert(src.getEastAngle() >= 0 && src.getEastAngle() <= 4 * F_PI); llassert(dest.getEastAngle() >= 0 && dest.getEastAngle() <= 4 * F_PI); // sun angle and east angle require some handling to make sure // they go in circles. Yes quaternions would work better. F32 srcSunAngle = src.getSunAngle(); F32 destSunAngle = dest.getSunAngle(); F32 srcEastAngle = src.getEastAngle(); F32 destEastAngle = dest.getEastAngle(); if(fabsf(srcSunAngle - destSunAngle) > F_PI) { if(srcSunAngle > destSunAngle) { destSunAngle += 2 * F_PI; } else { srcSunAngle += 2 * F_PI; } } if(fabsf(srcEastAngle - destEastAngle) > F_PI) { if(srcEastAngle > destEastAngle) { destEastAngle += 2 * F_PI; } else { srcEastAngle += 2 * F_PI; } } setSunAngle((1 - weight) * srcSunAngle + weight * destSunAngle); setEastAngle((1 - weight) * srcEastAngle + weight * destEastAngle); // now setup the sun properly // reset those cloud positions mParamValues["cloud_pos_density1"][0] = cloudPos1X; mParamValues["cloud_pos_density1"][1] = cloudPos1Y; mParamValues["cloud_pos_density2"][0] = cloudPos2X; mParamValues["cloud_pos_density2"][1] = cloudPos2Y; mParamValues["cloud_shadow"][0] = cloudCover; } void LLWLParamSet::updateCloudScrolling(void) { static LLTimer s_cloud_timer; F64 delta_t = s_cloud_timer.getElapsedTimeAndResetF64(); if(getEnableCloudScrollX()) { mCloudScrollXOffset += F32(delta_t * (getCloudScrollX() - 10.f) / 100.f); } if(getEnableCloudScrollY()) { mCloudScrollYOffset += F32(delta_t * (getCloudScrollY() - 10.f) / 100.f); } }