aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/linden/indra/newview/llwaterparamset.h
blob: 09da42bee8d283c06d9333bc004ffccfc3894b9c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
/**
 * @file llwlparamset.h
 * @brief Interface for the LLWaterParamSet 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.
 * $/LicenseInfo$
 */

#ifndef LL_WATER_PARAM_SET_H
#define LL_WATER_PARAM_SET_H

#include <string>
#include <map>

#include "v4math.h"
#include "v4color.h"
#include "llviewershadermgr.h"

class LLFloaterWater;
class LLWaterParamSet;

/// A class representing a set of parameter values for the Water shaders.
class LLWaterParamSet 
{
	friend class LLWaterParamManager;
	friend class LLWLParamManager;
	friend class LightShare;

public:
	std::string mName;
	LLUUID mInventoryID;
	
protected:

	LLSD mParamValues;

public:

	LLWaterParamSet();

	/// Bind this set of parameter values to the uniforms of a particular shader.
	void update(LLGLSLShader * shader) const;

	/// set the total llsd
	void setAll(const LLSD& val);
	
	/// get the total llsd
	const LLSD& getAll();		

	/// Set a float parameter.
	/// \param paramName	The name of the parameter to set.
	/// \param x			The float value to set.
	void set(const std::string& paramName, float x);

	/// Set a float2 parameter.
	/// \param paramName	The name of the parameter to set.
	/// \param x			The x component's value to set.
	/// \param y			The y component's value to set.
	void set(const std::string& paramName, float x, float y);

	/// Set a float3 parameter.
	/// \param paramName	The name of the parameter to set.
	/// \param x			The x component's value to set.
	/// \param y			The y component's value to set.
	/// \param z			The z component's value to set.
	void set(const std::string& paramName, float x, float y, float z);

	/// Set a float4 parameter.
	/// \param paramName	The name of the parameter to set.
	/// \param x			The x component's value to set.
	/// \param y			The y component's value to set.
	/// \param z			The z component's value to set.
	/// \param w			The w component's value to set.
	void set(const std::string& paramName, float x, float y, float z, float w);

	/// Set a float4 parameter.
	/// \param paramName	The name of the parameter to set.
	/// \param val			An array of the 4 float values to set the parameter to.
	void set(const std::string& paramName, const float * val);

	/// Set a float4 parameter.
	/// \param paramName	The name of the parameter to set.
	/// \param val			A struct of the 4 float values to set the parameter to.
	void set(const std::string& paramName, const LLVector4 & val);

	/// Set a float4 parameter.
	/// \param paramName	The name of the parameter to set.
	/// \param val			A struct of the 4 float values to set the parameter to.
	void set(const std::string& paramName, const LLColor4 & val);

	/// Get a float4 parameter.
	/// \param paramName	The name of the parameter to set.
	/// \param error		A flag to set if it's not the proper return type
	LLVector4 getVector4(const std::string& paramName, bool& error);

	/// Get a float3 parameter.
	/// \param paramName	The name of the parameter to set.
	/// \param error		A flag to set if it's not the proper return type
	LLVector3 getVector3(const std::string& paramName, bool& error);
	
	/// Get a float2 parameter.
	/// \param paramName	The name of the parameter to set.
	/// \param error		A flag to set if it's not the proper return type
	LLVector2 getVector2(const std::string& paramName, bool& error);
	
	/// Get an integer parameter
	/// \param paramName	The name of the parameter to set.
	/// \param error		A flag to set if it's not the proper return type	
	F32 getFloat(const std::string& paramName, bool& error);
		
	/// interpolate two parameter sets
	/// \param src			The parameter set to start with
	/// \param dest			The parameter set to end with
	/// \param weight		The amount to interpolate
	void mix(LLWaterParamSet& src, LLWaterParamSet& dest, 
		F32 weight);

};

inline void LLWaterParamSet::setAll(const LLSD& val)
{
	if(val.isMap()) {
		LLSD::map_const_iterator mIt = val.beginMap();
		for(; mIt != val.endMap(); mIt++)
		{
			mParamValues[mIt->first] = mIt->second;
		}
	}
}

inline const LLSD& LLWaterParamSet::getAll()
{
	return mParamValues;
}

#endif // LL_WaterPARAM_SET_H