247 lines
6.6 KiB
C++
247 lines
6.6 KiB
C++
/**
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* @file llwlparamset.h
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* @brief Interface for the LLWLParamSet class.
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*
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* $LicenseInfo:firstyear=2005&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#ifndef LL_WLPARAM_SET_H
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#define LL_WLPARAM_SET_H
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#include <string>
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#include <map>
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#include <vector>
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#include "v4math.h"
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#include "v4color.h"
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#include "llstaticstringtable.h"
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class LLWLParamSet;
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class LLGLSLShader;
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/// A class representing a set of parameter values for the WindLight shaders.
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class LLWLParamSet {
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friend class LLWLParamManager;
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public:
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std::string mName;
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private:
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LLSD mParamValues;
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std::vector<LLStaticHashedString> mParamHashedNames;
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float mCloudScrollXOffset, mCloudScrollYOffset;
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void updateHashedNames();
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public:
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LLWLParamSet();
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/// Update this set of shader uniforms from the parameter values.
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void update(LLGLSLShader * shader) const;
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/// set the total llsd
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void setAll(const LLSD& val);
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/// get the total llsd
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const LLSD& getAll();
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/// Set a float parameter.
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/// \param paramName The name of the parameter to set.
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/// \param x The float value to set.
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void set(const std::string& paramName, float x);
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/// Set a float2 parameter.
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/// \param paramName The name of the parameter to set.
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/// \param x The x component's value to set.
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/// \param y The y component's value to set.
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void set(const std::string& paramName, float x, float y);
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/// Set a float3 parameter.
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/// \param paramName The name of the parameter to set.
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/// \param x The x component's value to set.
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/// \param y The y component's value to set.
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/// \param z The z component's value to set.
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void set(const std::string& paramName, float x, float y, float z);
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/// Set a float4 parameter.
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/// \param paramName The name of the parameter to set.
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/// \param x The x component's value to set.
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/// \param y The y component's value to set.
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/// \param z The z component's value to set.
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/// \param w The w component's value to set.
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void set(const std::string& paramName, float x, float y, float z, float w);
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/// Set a float4 parameter.
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/// \param paramName The name of the parameter to set.
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/// \param val An array of the 4 float values to set the parameter to.
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void set(const std::string& paramName, const float * val);
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/// Set a float4 parameter.
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/// \param paramName The name of the parameter to set.
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/// \param val A struct of the 4 float values to set the parameter to.
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void set(const std::string& paramName, const LLVector4 & val);
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/// Set a float4 parameter.
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/// \param paramName The name of the parameter to set.
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/// \param val A struct of the 4 float values to set the parameter to.
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void set(const std::string& paramName, const LLColor4 & val);
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/// Get a float4 parameter.
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/// \param paramName The name of the parameter to set.
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/// \param error A flag to set if it's not the proper return type
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LLVector4 getVector(const std::string& paramName, bool& error);
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/// Get a float parameter
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/// \param paramName The name of the parameter to set.
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/// \param error A flag to set if it's not the proper return type
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F32 getFloat(const std::string& paramName, bool& error);
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// specific getters and setters
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/// set the star's brightness
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/// \param val brightness value
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void setStarBrightness(F32 val);
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/// get the star brightness value;
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F32 getStarBrightness();
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void setSunAngle(F32 val);
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F32 getSunAngle();
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void setEastAngle(F32 val);
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F32 getEastAngle();
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/// set the cloud scroll x enable value
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/// \param val scroll x value
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void setEnableCloudScrollX(bool val);
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/// get the scroll x enable value;
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bool getEnableCloudScrollX();
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/// set the star's brightness
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/// \param val scroll y bool value
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void setEnableCloudScrollY(bool val);
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/// get the scroll enable y value;
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bool getEnableCloudScrollY();
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/// set the cloud scroll x enable value
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/// \param val scroll x value
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void setCloudScrollX(F32 val);
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/// get the scroll x enable value;
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F32 getCloudScrollX();
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/// set the star's brightness
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/// \param val scroll y bool value
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void setCloudScrollY(F32 val);
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/// get the scroll enable y value;
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F32 getCloudScrollY();
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/// interpolate two parameter sets
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/// \param src The parameter set to start with
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/// \param dest The parameter set to end with
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/// \param weight The amount to interpolate
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void mix(LLWLParamSet& src, LLWLParamSet& dest,
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F32 weight);
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void updateCloudScrolling(void);
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};
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inline void LLWLParamSet::setAll(const LLSD& val)
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{
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if(val.isMap()) {
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mParamValues = val;
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}
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updateHashedNames();
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}
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inline const LLSD& LLWLParamSet::getAll()
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{
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return mParamValues;
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}
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inline void LLWLParamSet::setStarBrightness(float val) {
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mParamValues["star_brightness"] = val;
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}
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inline F32 LLWLParamSet::getStarBrightness() {
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return (F32) mParamValues["star_brightness"].asReal();
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}
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inline F32 LLWLParamSet::getSunAngle() {
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return (F32) mParamValues["sun_angle"].asReal();
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}
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inline F32 LLWLParamSet::getEastAngle() {
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return (F32) mParamValues["east_angle"].asReal();
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}
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inline void LLWLParamSet::setEnableCloudScrollX(bool val) {
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mParamValues["enable_cloud_scroll"][0] = val;
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}
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inline bool LLWLParamSet::getEnableCloudScrollX() {
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return mParamValues["enable_cloud_scroll"][0].asBoolean();
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}
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inline void LLWLParamSet::setEnableCloudScrollY(bool val) {
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mParamValues["enable_cloud_scroll"][1] = val;
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}
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inline bool LLWLParamSet::getEnableCloudScrollY() {
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return mParamValues["enable_cloud_scroll"][1].asBoolean();
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}
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inline void LLWLParamSet::setCloudScrollX(F32 val) {
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mParamValues["cloud_scroll_rate"][0] = val;
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}
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inline F32 LLWLParamSet::getCloudScrollX() {
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return (F32) mParamValues["cloud_scroll_rate"][0].asReal();
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}
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inline void LLWLParamSet::setCloudScrollY(F32 val) {
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mParamValues["cloud_scroll_rate"][1] = val;
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}
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inline F32 LLWLParamSet::getCloudScrollY() {
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return (F32) mParamValues["cloud_scroll_rate"][1].asReal();
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}
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#endif // LL_WLPARAM_SET_H
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