aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/linden/indra/newview/llviewerjointmesh_vec.cpp
diff options
context:
space:
mode:
authorJacek Antonelli2008-08-15 23:45:02 -0500
committerJacek Antonelli2008-08-15 23:45:02 -0500
commitd644fc64407dcd14ffcee6a0e9fbe28ee3a4e9bd (patch)
tree7ed0c2c27d717801238a2e6b5749cd5bf88c3059 /linden/indra/newview/llviewerjointmesh_vec.cpp
parentSecond Life viewer sources 1.17.3.0 (diff)
downloadmeta-impy-d644fc64407dcd14ffcee6a0e9fbe28ee3a4e9bd.zip
meta-impy-d644fc64407dcd14ffcee6a0e9fbe28ee3a4e9bd.tar.gz
meta-impy-d644fc64407dcd14ffcee6a0e9fbe28ee3a4e9bd.tar.bz2
meta-impy-d644fc64407dcd14ffcee6a0e9fbe28ee3a4e9bd.tar.xz
Second Life viewer sources 1.18.0.6
Diffstat (limited to 'linden/indra/newview/llviewerjointmesh_vec.cpp')
-rw-r--r--linden/indra/newview/llviewerjointmesh_vec.cpp97
1 files changed, 0 insertions, 97 deletions
diff --git a/linden/indra/newview/llviewerjointmesh_vec.cpp b/linden/indra/newview/llviewerjointmesh_vec.cpp
deleted file mode 100644
index 4d52361..0000000
--- a/linden/indra/newview/llviewerjointmesh_vec.cpp
+++ /dev/null
@@ -1,97 +0,0 @@
1/**
2 * @file llviewerjointmesh.cpp
3 * @brief LLV4 math class implementation with LLViewerJointMesh class
4 *
5 * Copyright (c) 2001-2007, Linden Research, Inc.
6 *
7 * Second Life Viewer Source Code
8 * The source code in this file ("Source Code") is provided by Linden Lab
9 * to you under the terms of the GNU General Public License, version 2.0
10 * ("GPL"), unless you have obtained a separate licensing agreement
11 * ("Other License"), formally executed by you and Linden Lab. Terms of
12 * the GPL can be found in doc/GPL-license.txt in this distribution, or
13 * online at http://secondlife.com/developers/opensource/gplv2
14 *
15 * There are special exceptions to the terms and conditions of the GPL as
16 * it is applied to this Source Code. View the full text of the exception
17 * in the file doc/FLOSS-exception.txt in this software distribution, or
18 * online at http://secondlife.com/developers/opensource/flossexception
19 *
20 * By copying, modifying or distributing this software, you acknowledge
21 * that you have read and understood your obligations described above,
22 * and agree to abide by those obligations.
23 *
24 * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
25 * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
26 * COMPLETENESS OR PERFORMANCE.
27 */
28
29//-----------------------------------------------------------------------------
30// Header Files
31//-----------------------------------------------------------------------------
32#include "llviewerprecompiledheaders.h"
33
34#include "llviewerjointmesh.h"
35
36#include "llface.h"
37#include "llpolymesh.h"
38#include "llv4math.h"
39#include "llv4matrix3.h"
40#include "llv4matrix4.h"
41
42// *NOTE: This is the fallback code for vectorized joint mesh skinning.
43// For builds that must support non-SSE x86 code (Windows, perhaps Linux)
44// SSE code generation should be disabled for this file.
45//
46// For builds that run on processors that always have SSE (Mac),
47// SSE code generation can be enabled. JC
48
49static LLV4Matrix4 sJointMat[32];
50
51// static
52void LLViewerJointMesh::updateGeometryVectorized(LLFace *face, LLPolyMesh *mesh)
53{
54 LLDynamicArray<LLJointRenderData*>& joint_data = mesh->getReferenceMesh()->mJointRenderData;
55 S32 j, joint_num, joint_end = joint_data.count();
56 LLV4Vector3 pivot;
57
58 //upload joint pivots/matrices
59 for(j = joint_num = 0; joint_num < joint_end ; ++joint_num )
60 {
61 LLSkinJoint *sj;
62 const LLMatrix4 * wm = joint_data[joint_num]->mWorldMatrix;
63 if (NULL == (sj = joint_data[joint_num]->mSkinJoint))
64 {
65 sj = joint_data[++joint_num]->mSkinJoint;
66 ((LLV4Matrix3)(sJointMat[j] = *wm)).multiply(sj->mRootToParentJointSkinOffset, pivot);
67 sJointMat[j++].translate(pivot);
68 wm = joint_data[joint_num]->mWorldMatrix;
69 }
70 ((LLV4Matrix3)(sJointMat[j] = *wm)).multiply(sj->mRootToJointSkinOffset, pivot);
71 sJointMat[j++].translate(pivot);
72 }
73
74 F32 weight = F32_MAX;
75 LLV4Matrix4 blend_mat;
76
77 LLStrider<LLVector3> o_vertices;
78 LLStrider<LLVector3> o_normals;
79
80 LLVertexBuffer *buffer = face->mVertexBuffer;
81 buffer->getVertexStrider(o_vertices, mesh->mFaceVertexOffset);
82 buffer->getNormalStrider(o_normals, mesh->mFaceVertexOffset);
83
84 const F32* weights = mesh->getWeights();
85 const LLVector3* coords = mesh->getCoords();
86 const LLVector3* normals = mesh->getNormals();
87 for (U32 index = 0, index_end = mesh->getNumVertices(); index < index_end; ++index)
88 {
89 if( weight != weights[index])
90 {
91 S32 joint = llfloor(weight = weights[index]);
92 blend_mat.lerp(sJointMat[joint], sJointMat[joint+1], weight - joint);
93 }
94 blend_mat.multiply(coords[index], o_vertices[index]);
95 ((LLV4Matrix3)blend_mat).multiply(normals[index], o_normals[index]);
96 }
97}