summaryrefslogtreecommitdiff
path: root/indra/newview/llviewerjointmesh.h
blob: 8a3cc1ae289ff29c16ebe22806a3e98f6828b5c5 (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
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
/** 
 * @file llviewerjointmesh.h
 * @brief Implementation of LLViewerJointMesh class
 *
 * $LicenseInfo:firstyear=2001&license=viewergpl$
 * 
 * Copyright (c) 2001-2007, 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://secondlife.com/developers/opensource/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://secondlife.com/developers/opensource/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_LLVIEWERJOINTMESH_H
#define LL_LLVIEWERJOINTMESH_H

#include "llviewerjoint.h"
#include "llviewerimage.h"
#include "llpolymesh.h"
#include "v4color.h"
#include "llapr.h"

class LLDrawable;
class LLFace;
class LLCharacter;
class LLTexLayerSet;

typedef enum e_avatar_render_pass
{
	AVATAR_RENDER_PASS_SINGLE,
	AVATAR_RENDER_PASS_CLOTHING_INNER,
	AVATAR_RENDER_PASS_CLOTHING_OUTER
} EAvatarRenderPass;

class LLSkinJoint
{
public:
	LLSkinJoint();
	~LLSkinJoint();
	BOOL setupSkinJoint( LLViewerJoint *joint);

	LLViewerJoint	*mJoint;
	LLVector3		mRootToJointSkinOffset;
	LLVector3		mRootToParentJointSkinOffset;
};

//-----------------------------------------------------------------------------
// class LLViewerJointMesh
//-----------------------------------------------------------------------------
class LLViewerJointMesh : public LLViewerJoint
{
protected:
	LLColor4					mColor;			// color value
// 	LLColor4					mSpecular;		// specular color (always white for now)
	F32							mShiny;			// shiny value
	LLPointer<LLViewerImage>	mTexture;		// ptr to a global texture
	LLTexLayerSet*				mLayerSet;		// ptr to a layer set owned by the avatar
	U32 						mTestImageName;		// handle to a temporary texture for previewing uploads
	LLPolyMesh*					mMesh;			// ptr to a global polymesh
	BOOL						mCullBackFaces;	// true by default
	LLFace*						mFace;			// ptr to a face w/ AGP copy of mesh

	U32							mFaceIndexCount;
	BOOL						mIsTransparent;

	U32							mNumSkinJoints;
	LLSkinJoint*				mSkinJoints;
	S32							mMeshID;

public:
	static BOOL					sPipelineRender;
	//RN: this is here for testing purposes
	static U32					sClothingMaskImageName;
	static EAvatarRenderPass	sRenderPass;
	static LLColor4				sClothingInnerColor;

public:
	// Constructor
	LLViewerJointMesh();

	// Destructor
	virtual ~LLViewerJointMesh();

	// Gets the shape color
	void getColor( F32 *red, F32 *green, F32 *blue, F32 *alpha );

	// Sets the shape color
	void setColor( F32 red, F32 green, F32 blue, F32 alpha );

	// Sets the shininess
	void setSpecular( const LLColor4& color, F32 shiny ) { /*mSpecular = color;*/ mShiny = shiny; };

	// Sets the shape texture
	void setTexture( LLViewerImage *texture );

	void setTestTexture( U32 name ) { mTestImageName = name; }

	// Sets layer set responsible for a dynamic shape texture (takes precedence over normal texture)
	void setLayerSet( LLTexLayerSet* layer_set );

	// Gets the poly mesh
	LLPolyMesh *getMesh();

	// Sets the poly mesh
	void setMesh( LLPolyMesh *mesh );

	// Sets up joint matrix data for rendering
	void setupJoint(LLViewerJoint* current_joint);

	// Render time method to upload batches of joint matrices
	void uploadJointMatrices();

	// Sets ID for picking
	void setMeshID( S32 id ) {mMeshID = id;}

	// Gets ID for picking
	S32 getMeshID() { return mMeshID; }	

	// overloaded from base class
	/*virtual*/ void drawBone();
	/*virtual*/ BOOL isTransparent();
	/*virtual*/ U32 drawShape( F32 pixelArea, BOOL first_pass );

	/*virtual*/ void updateFaceSizes(U32 &num_vertices, U32& num_indices, F32 pixel_area);
	/*virtual*/ void updateFaceData(LLFace *face, F32 pixel_area, BOOL damp_wind = FALSE);
	/*virtual*/ BOOL updateLOD(F32 pixel_area, BOOL activate);
	/*virtual*/ void updateGeometry();
	/*virtual*/ void dump();

	void setIsTransparent(BOOL is_transparent) { mIsTransparent = is_transparent; }

	/*virtual*/ BOOL isAnimatable() { return FALSE; }
	void writeCAL3D(apr_file_t* fp, S32 material_num, LLCharacter* characterp);

	// Avatar vertex skinning is a significant performance issue on computers
	// with avatar vertex programs turned off (for example, most Macs).  We
	// therefore have custom versions that use SIMD instructions.
	//
	// These functions require compiler options for SSE2, SSE, or neither, and
	// hence are contained in separate individual .cpp files.  JC
	static void updateGeometryOriginal(LLFace* face, LLPolyMesh* mesh);
	// generic vector code, used for Altivec
	static void updateGeometryVectorized(LLFace* face, LLPolyMesh* mesh);
	static void updateGeometrySSE(LLFace* face, LLPolyMesh* mesh);
	static void updateGeometrySSE2(LLFace* face, LLPolyMesh* mesh);

	// Use a fuction pointer to indicate which version we are running.
	static void (*sUpdateGeometryFunc)(LLFace* face, LLPolyMesh* mesh);

private:
	// Allocate skin data
	BOOL allocateSkinData( U32 numSkinJoints );

	S32 getBoundJointsByIndex(S32 index, S32 &joint_a, S32& joint_b);

	// Free skin data
	void freeSkinData();
};

#endif // LL_LLVIEWERJOINTMESH_H