Second Life viewer sources 1.19.1.0

1 files changed, 403 insertions, 0 deletions

diff --git a/linden/indra/newview/llwlparamset.cpp b/linden/indra/newview/llwlparamset.cpp
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+++ b/linden/indra/newview/llwlparamset.cpp
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+/**
+ * @file llwlparamset.cpp
+ * @brief Implementation for the LLWLParamSet class.
+ *
+ * $LicenseInfo:firstyear=2005&license=viewergpl$
+ * 
+ * Copyright (c) 2005-2008, 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 + sizeof(hardcodedPreset)/sizeof(hardcodedPreset[0]);
+
+        mParamValues.insert(hardcodedPreset, endHardcodedPreset);
+*/
+}
+
+void LLWLParamSet::update(LLGLSLShader * shader) const 
+{       
+        for(LLSD::map_const_iterator i = mParamValues.beginMap();
+                i != mParamValues.endMap();
+                ++i)
+        {
+                const LLString& 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 char * 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 char * paramName, float x, float y) {
+        mParamValues[paramName][0] = x;
+        mParamValues[paramName][1] = y;
+}
+
+void LLWLParamSet::set(const char * paramName, float x, float y, float z) 
+{
+        mParamValues[paramName][0] = x;
+        mParamValues[paramName][1] = y;
+        mParamValues[paramName][2] = z;
+}
+
+void LLWLParamSet::set(const char * 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 char * 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 char * 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 char * 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 char * 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 char * 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);
+        }
+}