//------------------------------------------------------------------------------------------
void CSkeleton::BuildBoneMatrices_Recursive ( u32 animationIdx, float fTimeRatio, const CBone* parent, const m4x4& TM )
{
THOT_ASSERT(IsOrtho(TM));
u32 childCount = parent->GetChildCount();
for( u32 i=0; i<childCount; i++ )
{
const CBone* childBone = parent->GetChild(i);
THOT_ASSERT(childBone->m_boneIdx < m_boneMatrices.Size());
#ifdef DEBUG_BONE_UPDATE
THOT_ASSERT( m_updatedBoneIndexes[childBone->m_boneIdx] == false );
m_updatedBoneIndexes[childBone->m_boneIdx] = true;
#endif /*DEBUG_BONE_UPDATE*/
m4x4 childTM;
childBone->GetBoneAndLocalMatrix( animationIdx, fTimeRatio, TM, m_boneMatrices[ childBone->m_boneIdx], childTM );
childTM*= TM;
THOT_ASSERT(IsOrtho(childTM));
BuildBoneMatrices_Recursive( animationIdx, fTimeRatio, childBone, childTM );
}
}
//---------------------------------------------------------------------------
void
GrProjection::RecomputeMatrix() const
{
assert( m_bDirty );
if ( IsOrtho() )
{
// orthographic.
_glhOrthof2( (PxF32*)m.cProjMat.GetData(), m_fLeft, m_fRight, m_fBottom, m_fTop, m_fZNear, m_fZFar );
}
else
{
// TODO: incorporate left/right/bottom/top to perform offcenter projection!
assert( (m_fLeft == -1.0F) && (m_fRight == 1.0F) && (m_fBottom == -1.0F) && (m_fTop == 1.0F) );
if ( m_fZFar == 0.0F )
{
// infinite perspective projection matrix.
_glhPerspectiveInfiniteFarPlanef2( (PxF32*)m.cProjMat.GetData(), RadToDeg(m_fFovY), m_fAspect, m_fZNear );
}
else
{
// regular perspective projection matrix.
_glhPerspectivef2( (PxF32*)m.cProjMat.GetData(), RadToDeg(m_fFovY), m_fAspect, m_fZNear, m_fZFar );
}
}
}
//-----------------------------------------------------------------------------------------------
void CRenderCamera::SetTM ( const m4x4& mTM )
{
THOT_ASSERT(IsOrtho(mTM)); // only orhto matrix for viewing transforms;
m_TM = mTM;
RebuildMatrices();
}
void Camera::ShowGUIProperties(Editor* editor)
{
SceneNode::ShowGUIProperties(editor);
std::string header = "Camera:" + GetName();
if (ImGui::TreeNode(header.c_str()))
{
auto zNear = GetZNear();
ImGui::DragFloat("##zNear", &zNear, 1.f, 0.1f, 10000.0f, "zNear %.1f");
SetNearClip(zNear);
auto zFar = GetZFar();
ImGui::DragFloat("##zFar", &zFar, 1.f, 0.1f, 10000.0f, "zFar %.1f");
SetFarClip(zFar);
auto isOrtho = IsOrtho();
ImGui::Checkbox("Ortho", &isOrtho);
isOrtho ? EnableOrtho() : DisableOrtho();
if (!isOrtho)
{
auto fov = GetFOVRadians();
ImGui::SliderAngle("FOV", &fov, 0.f, CAMERA_MAX_FOV_DEGREES);
SetFOVRadians(fov);
}
else
{
auto orthoScale = GetOrthoScale();
ImGui::DragFloat("##orthoScale", &orthoScale, 1.f, 0.f, MAX_WORLD_SIZE, "Size %.1f");
SetOrthoScale(orthoScale);
}
ImGui::TreePop();
}
}
