本文整理汇总了C++中LLMatrix4类的典型用法代码示例。如果您正苦于以下问题：C++ LLMatrix4类的具体用法？C++ LLMatrix4怎么用？C++ LLMatrix4使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了LLMatrix4类的11个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: agentToLocal
LLVector3 LLBBox::agentToLocal(const LLVector3& v) const
{
LLMatrix4 m;
m.translate( -mPosAgent );
m.rotate( ~mRotation ); // inverse rotation
return v * m;
}示例2: getRotMatrixToParent
void LLCoordFrame::getRotMatrixToParent(LLMatrix4& mat) const
{
// Note: moves into CFR
mat.setFwdRow( -mYAxis );
mat.setLeftRow( mZAxis );
mat.setUpRow( -mXAxis );
}示例3: vector1
void llquat_test_object_t::test<2>()
{
LLMatrix4 llmat;
LLVector4 vector1(2.0f, 1.0f, 3.0f, 6.0f);
LLVector4 vector2(5.0f, 6.0f, 0.0f, 1.0f);
LLVector4 vector3(2.0f, 1.0f, 2.0f, 9.0f);
LLVector4 vector4(3.0f, 8.0f, 1.0f, 5.0f);
llmat.initRows(vector1, vector2, vector3, vector4);
ensure("explicit LLQuaternion(const LLMatrix4 &mat) failed", 2.0f == llmat.mMatrix[0][0] &&
1.0f == llmat.mMatrix[0][1] &&
3.0f == llmat.mMatrix[0][2] &&
6.0f == llmat.mMatrix[0][3] &&
5.0f == llmat.mMatrix[1][0] &&
6.0f == llmat.mMatrix[1][1] &&
0.0f == llmat.mMatrix[1][2] &&
1.0f == llmat.mMatrix[1][3] &&
2.0f == llmat.mMatrix[2][0] &&
1.0f == llmat.mMatrix[2][1] &&
2.0f == llmat.mMatrix[2][2] &&
9.0f == llmat.mMatrix[2][3] &&
3.0f == llmat.mMatrix[3][0] &&
8.0f == llmat.mMatrix[3][1] &&
1.0f == llmat.mMatrix[3][2] &&
5.0f == llmat.mMatrix[3][3]);
}示例4: lljoint
void lljoint_object::test<10>()
{
LLJoint lljoint("LLJoint");
LLMatrix4 mat;
mat.setIdentity();
lljoint.setWorldMatrix(mat);//giving warning setWorldMatrix not correctly implemented;
LLMatrix4 mat4 = lljoint.getWorldMatrix();
ensure("setWorldMatrix()/getWorldMatrix failed ", (mat4 == mat));
}示例5: getMatrixToLocal
void LLCoordFrame::getMatrixToLocal(LLMatrix4& mat) const
{
mat.setFwdCol(mXAxis);
mat.setLeftCol(mYAxis);
mat.setUpCol(mZAxis);
mat.mMatrix[3][0] = -(mOrigin * LLVector3(mat.mMatrix[0][0], mat.mMatrix[1][0], mat.mMatrix[2][0]));
mat.mMatrix[3][1] = -(mOrigin * LLVector3(mat.mMatrix[0][1], mat.mMatrix[1][1], mat.mMatrix[2][1]));
mat.mMatrix[3][2] = -(mOrigin * LLVector3(mat.mMatrix[0][2], mat.mMatrix[1][2], mat.mMatrix[2][2]));
}示例6:
LLMatrix4& LLDrawPoolAvatar::getModelView()
{
static LLMatrix4 ret;
ret.initRows(LLVector4(gGLModelView+0),
LLVector4(gGLModelView+4),
LLVector4(gGLModelView+8),
LLVector4(gGLModelView+12));
return ret;
}示例7: temp_mat
//--------------------------------------------------------------------
// setWorldRotation()
//--------------------------------------------------------------------
void LLJoint::setWorldRotation( const LLQuaternion& rot )
{
if (mParent == NULL)
{
this->setRotation( rot );
return;
}
LLMatrix4 temp_mat(rot);
LLMatrix4 parentWorldMatrix = mParent->getWorldMatrix();
parentWorldMatrix.mMatrix[VW][VX] = 0;
parentWorldMatrix.mMatrix[VW][VY] = 0;
parentWorldMatrix.mMatrix[VW][VZ] = 0;
LLMatrix4 invParentWorldMatrix = parentWorldMatrix.invert();
temp_mat *= invParentWorldMatrix;
setRotation(LLQuaternion(temp_mat));
}示例8: getWorldMatrix
//--------------------------------------------------------------------
// setWorldPosition()
//--------------------------------------------------------------------
void LLJoint::setWorldPosition( const LLVector3& pos )
{
if (mParent == NULL)
{
this->setPosition( pos );
return;
}
LLMatrix4 temp_matrix = getWorldMatrix();
temp_matrix.mMatrix[VW][VX] = pos.mV[VX];
temp_matrix.mMatrix[VW][VY] = pos.mV[VY];
temp_matrix.mMatrix[VW][VZ] = pos.mV[VZ];
LLMatrix4 parentWorldMatrix = mParent->getWorldMatrix();
LLMatrix4 invParentWorldMatrix = parentWorldMatrix.invert();
temp_matrix *= invParentWorldMatrix;
LLVector3 localPos( temp_matrix.mMatrix[VW][VX],
temp_matrix.mMatrix[VW][VY],
temp_matrix.mMatrix[VW][VZ] );
setPosition( localPos );
}示例9:
LLQuaternion::LLQuaternion(const LLMatrix4 &mat)
{
*this = mat.quaternion();
normalize();
}示例10: translation
BOOL QToolAlign::findSelectedManipulator(S32 x, S32 y)
{
mHighlightedAxis = -1;
mHighlightedDirection = 0;
LLMatrix4 transform;
if (LLSelectMgr::getInstance()->getSelection()->getSelectType() == SELECT_TYPE_HUD)
{
LLVector4 translation(mBBox.getCenterAgent());
transform.initRotTrans(mBBox.getRotation(), translation);
LLMatrix4 cfr(OGL_TO_CFR_ROTATION);
transform *= cfr;
LLMatrix4 window_scale;
F32 zoom_level = 2.f * gAgentCamera.mHUDCurZoom;
window_scale.initAll(LLVector3(zoom_level / LLViewerCamera::getInstance()->getAspect(), zoom_level, 0.f),
LLQuaternion::DEFAULT,
LLVector3::zero);
transform *= window_scale;
}
else
{
transform.initAll(LLVector3(1.f, 1.f, 1.f), mBBox.getRotation(), mBBox.getCenterAgent());
LLMatrix4 projection_matrix = LLViewerCamera::getInstance()->getProjection();
LLMatrix4 model_matrix = LLViewerCamera::getInstance()->getModelview();
transform *= model_matrix;
transform *= projection_matrix;
}
LLRect world_view_rect = gViewerWindow->getWorldViewRectScaled();
F32 half_width = (F32)world_view_rect.getWidth() / 2.f;
F32 half_height = (F32)world_view_rect.getHeight() / 2.f;
LLVector2 manip2d;
LLVector2 mousePos((F32)x - half_width, (F32)y - half_height);
LLVector2 delta;
LLVector3 bbox_scale = mBBox.getMaxLocal() - mBBox.getMinLocal();
for (S32 axis = VX; axis <= VZ; axis++)
{
for (F32 direction = -1.0; direction <= 1.0; direction += 2.0)
{
LLVector3 axis_vector = LLVector3(0,0,0);
axis_vector.mV[axis] = direction * bbox_scale.mV[axis] / 2.0;
LLVector4 manipulator_center = LLVector4(axis_vector);
LLVector4 screen_center = manipulator_center * transform;
screen_center /= screen_center.mV[VW];
manip2d.setVec(screen_center.mV[VX] * half_width, screen_center.mV[VY] * half_height);
delta = manip2d - mousePos;
if (delta.magVecSquared() < MANIPULATOR_SELECT_SIZE * MANIPULATOR_SELECT_SIZE)
{
mHighlightedAxis = axis;
mHighlightedDirection = direction;
return TRUE;
}
}
}
return FALSE;
}示例11: t
//static
void LLDrawPoolBump::beginShiny(bool invisible)
{
LLFastTimer t(LLFastTimer::FTM_RENDER_SHINY);
if (!invisible && !gPipeline.hasRenderBatches(LLRenderPass::PASS_SHINY)||
invisible && !gPipeline.hasRenderBatches(LLRenderPass::PASS_INVISI_SHINY))
{
return;
}
mShiny = TRUE;
sVertexMask = VERTEX_MASK_SHINY;
// Second pass: environment map
if (!invisible && mVertexShaderLevel > 1)
{
sVertexMask = VERTEX_MASK_SHINY | LLVertexBuffer::MAP_TEXCOORD0;
}
if (LLPipeline::sUnderWaterRender)
{
shader = &gObjectShinyWaterProgram;
}
else
{
shader = &gObjectShinyProgram;
}
LLCubeMap* cube_map = gSky.mVOSkyp ? gSky.mVOSkyp->getCubeMap() : NULL;
if( cube_map )
{
if (!invisible && LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_OBJECT) > 0 )
{
LLMatrix4 mat;
mat.initRows(LLVector4(gGLModelView+0),
LLVector4(gGLModelView+4),
LLVector4(gGLModelView+8),
LLVector4(gGLModelView+12));
shader->bind();
LLVector3 vec = LLVector3(gShinyOrigin) * mat;
LLVector4 vec4(vec, gShinyOrigin.mV[3]);
shader->uniform4fv(LLViewerShaderMgr::SHINY_ORIGIN, 1, vec4.mV);
if (mVertexShaderLevel > 1)
{
cube_map->setMatrix(1);
// Make sure that texture coord generation happens for tex unit 1, as that's the one we use for
// the cube map in the one pass shiny shaders
cube_channel = shader->enableTexture(LLViewerShaderMgr::ENVIRONMENT_MAP, LLTexUnit::TT_CUBE_MAP);
cube_map->enableTexture(cube_channel);
cube_map->enableTextureCoords(1);
diffuse_channel = shader->enableTexture(LLViewerShaderMgr::DIFFUSE_MAP);
}
else
{
cube_channel = shader->enableTexture(LLViewerShaderMgr::ENVIRONMENT_MAP, LLTexUnit::TT_CUBE_MAP);
diffuse_channel = -1;
cube_map->setMatrix(0);
cube_map->enable(cube_channel);
}
gGL.getTexUnit(cube_channel)->bind(cube_map);
gGL.getTexUnit(0)->activate();
}
else
{
cube_channel = 0;
diffuse_channel = -1;
gGL.getTexUnit(0)->disable();
cube_map->enable(0);
cube_map->setMatrix(0);
gGL.getTexUnit(0)->bind(cube_map);
gGL.getTexUnit(0)->setTextureColorBlend(LLTexUnit::TBO_REPLACE, LLTexUnit::TBS_TEX_COLOR);
gGL.getTexUnit(0)->setTextureAlphaBlend(LLTexUnit::TBO_REPLACE, LLTexUnit::TBS_VERT_ALPHA);
}
}
}