本文整理汇总了C++中Matrix4x4f类的典型用法代码示例。如果您正苦于以下问题：C++ Matrix4x4f类的具体用法？C++ Matrix4x4f怎么用？C++ Matrix4x4f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Matrix4x4f类的15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:
void Matrix4x4f::rotateDegrees(const float &angleDegrees, const Vector3f &axis)
{
float angleRadians = angleDegrees * DEG_TO_RAD;
Matrix4x4f newMatrix;
newMatrix.setAsRotationMatrix(angleRadians, axis);
(*this) = newMatrix * (*this);
}示例2: renderFrameItpWithVertexArrays
void
Md3Model::draw () const
{
Matrix4x4f m;
// Draw the model
renderFrameItpWithVertexArrays (_currFrame, _nextFrame, _interp);
// Draw models linked to this one
for (int i = 0; i < _header.num_tags; ++i)
{
if (!_links[i])
continue;
const Quaternionf &qA = _qtags[_currFrame * _header.num_tags + i]->orient;
const Quaternionf &qB = _qtags[_nextFrame * _header.num_tags + i]->orient;
m.fromQuaternion (Slerp (qA, qB, _interp));
const Vector3f &currPos = _qtags[_currFrame * _header.num_tags + i]->origin;
const Vector3f &nextPos = _qtags[_nextFrame * _header.num_tags + i]->origin;
m.setTranslation ((currPos + _interp * (nextPos - currPos)) * _scale);
glPushMatrix ();
glMultMatrixf (m);
_links[i]->draw ();
glPopMatrix ();
}
}示例3: GetDimensions
Matrix4x4f BoneBridgeCAL3D::CalculateBoneSpaceTransform() const
{
Matrix4x4f boneSpaceTransform = Matrix4x4f::Identity();
// set up bone space geometry transform
{
// transform forward by half the box length
const Vec3f& dimensions = GetDimensions();
boneSpaceTransform.SetTranslation(Vec3f(dimensions[Y] / 2.0f, 0.0f, 0.0f));
// set rotational offset (the inversion of the core bone absolute rotation)
{
CalCoreBone* coreBone = mpCalBone->getCoreBone();
CalQuaternion calRotAbsolute = coreBone->getRotationAbsolute();
calRotAbsolute.invert();
Quaternionf kernelRot = ConvertCAL3DtoKernel(calRotAbsolute);
boneSpaceTransform.SetRotate(kernelRot);
}
}
return boneSpaceTransform;
}示例4:
Matrix4x4f BoneBridgeCAL3D::GetModelSpaceTransform() const
{
Matrix4x4f matrix = Matrix4x4f::Identity();
// update model space position
{
Vec3f kernelPosVec;
const CalVector& calPosVec = mpCalBone->getTranslationAbsolute();
for (int i = 0; i < 3; ++i)
{
kernelPosVec[i] = calPosVec[i];
}
matrix.SetTranslation(kernelPosVec);
}
// update model space orientation
{
Quaternionf kernelRotQuat;
const CalQuaternion& calRotQuat = mpCalBone->getRotationAbsolute();
kernelRotQuat = ConvertCAL3DtoKernel(calRotQuat);
matrix.SetRotate(kernelRotQuat);
}
return matrix;
}示例5: get
Matrix4x4f Matrix4x4f::transpose() const {
Matrix4x4f transpose;
for (int i = 0; i < 4; i++)
for (int j = 0; j < 4; j++)
transpose.set(j, i, get(i, j));
return transpose;
}示例6: SetYaw
void Camera::SetYaw(float y)
{
yaw = y;
Matrix4x4f Rx = Matrix4x4f::RotationX(pitch);
Matrix4x4f Ry = Matrix4x4f::RotationY(yaw);
Matrix4x4f R = Ry * Rx;
forward = R.TransformVector(Vector3f(0, 0, -1));
right = R.TransformVector(Vector3f(1, 0, 0));
up = R.TransformVector(Vector3f(0, 1, 0));
}示例7:
Matrix4x4f Matrix4x4f::scaleMatrix(const Vec3f &scale) {
Matrix4x4f scaleMatrix;
scaleMatrix.setIdentity();
scaleMatrix.set(0, 0, scale.x);
scaleMatrix.set(1, 1, scale.y);
scaleMatrix.set(2, 2, scale.z);
return scaleMatrix;
}示例8: textureProjection
void textureProjection(Matrix4x4f &mv) {
Matrix4x4f inverseMV = Matrix4x4f::invertMatrix(mv);
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
glTranslatef(0.5f,0.5f,0.0f); //Bias
glScalef(0.5f,0.5f,1.0f); //Scale
glFrustum(-0.035,0.035,-0.035,0.035,0.1,1.9); //MV for light map
glTranslatef(0.0f,0.0f,-1.0f);
glMultMatrixf(inverseMV.getMatrix()); //Inverse ModelView
glMatrixMode(GL_MODELVIEW);
}示例9: randomInit
void CastorUtilsMatrixTest::MatrixInversionComparison()
{
for ( int i = 0; i < 10; ++i )
{
Matrix4x4f mtx;
glm::mat4 glm;
randomInit( mtx.ptr(), &glm[0][0], 16 );
CT_EQUAL( mtx, glm );
Matrix4x4f mtxInv( mtx.getInverse() );
glm::mat4 glmInv( glm::inverse( glm ) );
CT_EQUAL( mtxInv, glmInv );
}
}示例10: textureProjection
void textureProjection(Matrix4x4f &mv) {
Matrix4x4f inverseMV = Matrix4x4f::invertMatrix(mv);
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
glTranslatef(0.5f,0.5f,0.0f);
float wImg = textureImage[textureIndex-1].Width;
float hImg = textureImage[textureIndex-1].Height;
if (wImg < hImg) {
glScalef(1.0f,(1.f*wImg)/hImg,1.0f);
} else {
glScalef((1.f*hImg)/wImg,1.0f,1.0f);
}
glFrustum(-0.035,0.035,-0.035,0.035,0.02,2.0);
glMultMatrixf(inverseMV.getMatrix());
glMatrixMode(GL_MODELVIEW);
}示例11: MVP
MVP(const Matrix4x4f &modelMatrix, const Matrix4x4f &viewMatrix, const Matrix4x4f &projectionMatrix)
{
this->modelMatrix = modelMatrix;
this->viewMatrix = viewMatrix;
this->projectionMatrix = projectionMatrix;
modelViewMatrix = viewMatrix * modelMatrix;
modelViewMatrixForNormal = modelViewMatrix.inverse().transpose();
modelViewProjMatrix = projectionMatrix * modelViewMatrix;
}示例12: renderDirectionalLightPass
void renderDirectionalLightPass()
{
glDisable(GL_DEPTH_TEST);
glDepthMask(GL_FALSE);
glCullFace(GL_FRONT);
glUseProgram(directionalLightPass.program);
Matrix4x4f identity = Matrix4x4f::identity();
glUniformMatrix4fv(directionalLightPass.modelMatrix, 1, GL_FALSE, identity.const_value_ptr());
glUniformMatrix4fv(directionalLightPass.viewMatrix, 1, GL_FALSE, identity.const_value_ptr());
glUniformMatrix4fv(directionalLightPass.projectionMatrix, 1, GL_FALSE, identity.const_value_ptr());
directionalLightPass.bindUniforms();
directionalLightPass.directionalLight.setDirectionalLight(directionalLight);
pQuadMesh->Render();
glUseProgram(0);
}示例13: textureProjection
void textureProjection(Matrix4x4f &mv) {
Matrix4x4f inverseMV = Matrix4x4f::invertMatrix(mv);
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
glTranslatef(0.5f,0.5f,0.0f);//Bias
float wImg = textureW[textureIndex-1];
float hImg = textureH[textureIndex-1];
if (wImg < hImg) {
glScalef(1.0f,(1.f*wImg)/hImg,1.0f);//Scale
} else {
glScalef((1.f*hImg)/wImg,1.0f,1.0f);//Scale
}
glFrustum(-0.035,0.035,-0.035,0.035,0.02,2.0);//MV for light map
//glTranslatef(0.0f,0.0f,-1.0f);
glMultMatrixf(inverseMV.getMatrix());//Inverse ModelView
glMatrixMode(GL_MODELVIEW);
}示例14: if
void Camera::LookUp(float angle)
{
if(pitch - angle > PI/2.0f - 0.1)
{
pitch = PI/2.0f - 0.1;
}
else if(pitch - angle < -PI/2.0f)
{
pitch = -PI/2.0f + 0.1;
}
else
pitch -= angle;
Matrix4x4f Rx = Matrix4x4f::RotationX(pitch);
Matrix4x4f Ry = Matrix4x4f::RotationY(yaw);
Matrix4x4f R = Ry * Rx;
forward = R.TransformVector(Vector3f(0, 0, -1));
right = R.TransformVector(Vector3f(1, 0, 0));
up = R.TransformVector(Vector3f(0, 1, 0));
}示例15: renderLightVolume
void renderLightVolume(const MVPPipeline &program, const PointLight &light)
{
Matrix4x4f modelMatrix = Matrix4x4f::identity();
modelMatrix = modelMatrix.translate(light.position);
float scale = calcPointLightScale(light);
modelMatrix = modelMatrix.scale({scale, scale, scale});
glUniformMatrix4fv(program.modelMatrix, 1, GL_FALSE, modelMatrix.const_value_ptr());
Matrix4x4f viewMatrix = camera.getMatrix();
glUniformMatrix4fv(program.viewMatrix, 1, GL_FALSE, viewMatrix.const_value_ptr());
Matrix4x4f projectionMatrix = Matrix4x4f::perspective(60.0f, WINDOW_WIDTH * 1.0f / WINDOW_HEIGHT, 1.0f, 100.0f);
glUniformMatrix4fv(program.projectionMatrix, 1, GL_FALSE, projectionMatrix.const_value_ptr());
pSphereMesh->Render();
}