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40fc3f9dd8
Many functions are modifying internals of CBooModel and const-casting is performed in order to work around functions being const when they really shouldn't be. This amends the function signatures in order to allow these functions to exist without const_cast, making code much nicer to read.
69 lines
2.7 KiB
C++
69 lines
2.7 KiB
C++
#include "Runtime/GuiSys/CGuiCamera.hpp"
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#include "Runtime/Graphics/CGraphics.hpp"
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#include "Runtime/GuiSys/CGuiFrame.hpp"
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#include "Runtime/GuiSys/CGuiWidgetDrawParms.hpp"
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namespace urde {
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CGuiCamera::CGuiCamera(const CGuiWidgetParms& parms, float left, float right, float top, float bottom, float znear,
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float zfar)
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: CGuiWidget(parms), xb8_projtype(EProjection::Orthographic), m_proj(left, right, top, bottom, znear, zfar) {}
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CGuiCamera::CGuiCamera(const CGuiWidgetParms& parms, float fov, float aspect, float znear, float zfar)
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: CGuiWidget(parms), xb8_projtype(EProjection::Perspective), m_proj(fov, aspect, znear, zfar) {}
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zeus::CVector3f CGuiCamera::ConvertToScreenSpace(const zeus::CVector3f& vec) const {
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zeus::CVector3f local = RotateTranslateW2O(vec);
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if (local.isZero())
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return {-1.f, -1.f, 1.f};
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zeus::CMatrix4f mat = CGraphics::CalculatePerspectiveMatrix(m_proj.xbc_fov, m_proj.xc0_aspect, m_proj.xc4_znear,
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m_proj.xc8_zfar, false);
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local = zeus::CVector3f(local.x(), local.z(), -local.y());
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return mat.multiplyOneOverW(local);
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}
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void CGuiCamera::Draw(const CGuiWidgetDrawParms& parms) {
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if (xb8_projtype == EProjection::Perspective) {
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CGraphics::SetPerspective(m_proj.xbc_fov, m_proj.xc0_aspect, m_proj.xc4_znear, m_proj.xc8_zfar);
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} else {
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CGraphics::SetOrtho(m_proj.xbc_left, m_proj.xc0_right, m_proj.xc4_top, m_proj.xc8_bottom, m_proj.xcc_znear,
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m_proj.xd0_zfar);
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}
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CGraphics::SetViewPointMatrix(GetGuiFrame()->GetAspectTransform() *
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zeus::CTransform::Translate(parms.x4_cameraOffset) * x34_worldXF);
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CGuiWidget::Draw(parms);
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}
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std::shared_ptr<CGuiWidget> CGuiCamera::Create(CGuiFrame* frame, CInputStream& in, CSimplePool* sp) {
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CGuiWidgetParms parms = ReadWidgetHeader(frame, in);
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EProjection proj = EProjection(in.readUint32Big());
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std::shared_ptr<CGuiCamera> ret = {};
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switch (proj) {
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case EProjection::Perspective: {
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float fov = in.readFloatBig();
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float aspect = in.readFloatBig();
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float znear = in.readFloatBig();
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float zfar = in.readFloatBig();
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ret = std::make_shared<CGuiCamera>(parms, fov, aspect, znear, zfar);
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break;
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}
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case EProjection::Orthographic: {
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float left = in.readFloatBig();
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float right = in.readFloatBig();
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float top = in.readFloatBig();
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float bottom = in.readFloatBig();
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float znear = in.readFloatBig();
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float zfar = in.readFloatBig();
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ret = std::make_shared<CGuiCamera>(parms, left, right, top, bottom, znear, zfar);
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break;
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}
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}
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frame->SetFrameCamera(ret->shared_from_this());
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ret->ParseBaseInfo(frame, in, parms);
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return ret;
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}
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} // namespace urde
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