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Implement SetLightPosition and related (#757)

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* Implement SetLightPosition and related

* Update p name

* style
This commit is contained in:
Christian Semmler 2024-03-29 16:42:39 -04:00 committed by GitHub
parent f447397eef
commit 369f3fba22
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GPG key ID: B5690EEEBB952194
4 changed files with 68 additions and 12 deletions
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4
LEGO1/lego/legoomni/include/legoutils.h
View file

@ -25,8 +25,8 @@ void FUN_1003ef00(MxBool);
void SetAppCursor(WPARAM p_wparam);
MxBool FUN_1003ef60();
MxBool RemoveFromWorld(MxAtomId& p_entityAtom, MxS32 p_entityId, MxAtomId& p_worldAtom, MxS32 p_worldEntityId);
MxS32 UpdateLightPosition(MxS32 p_value);
void SetLightPosition(MxU32);
MxS32 UpdateLightPosition(MxS32 p_increase);
void SetLightPosition(MxS32 p_index);
LegoNamedTexture* ReadNamedTexture(LegoFile* p_file);
void FUN_1003f540(LegoFile* p_file, const char* p_filename);
void WriteNamedTexture(LegoFile* p_file, LegoNamedTexture* p_texture);

48
LEGO1/lego/legoomni/src/common/legoutils.cpp
View file

@ -14,9 +14,11 @@
#include "mxnotificationmanager.h"
#include "mxstreamer.h"
#include "mxtypes.h"
#include "realtime/realtime.h"
#include <process.h>
#include <string.h>
#include <vec.h>
// STUB: LEGO1 0x1003e050
void FUN_1003e050(LegoAnimPresenter* p_presenter)
@ -340,16 +342,12 @@ MxBool FUN_1003ef60()
}
// FUNCTION: LEGO1 0x1003f050
MxS32 UpdateLightPosition(MxS32 p_value)
MxS32 UpdateLightPosition(MxS32 p_increase)
{
// This function updates the light position
// relatively by the amount passed in p_value.
// Because it operates relatively, it does not set
// the light position to an arbitrary value.
MxS32 lightPosition = atoi(VariableTable()->GetVariable("lightposition"));
if (p_value > 0) {
// Only ever increases by 1 irrespective of p_increase
if (p_increase > 0) {
lightPosition += 1;
if (lightPosition > 5) {
lightPosition = 5;
@ -372,9 +370,41 @@ MxS32 UpdateLightPosition(MxS32 p_value)
return lightPosition;
}
// STUB: LEGO1 0x1003f0d0
void SetLightPosition(MxU32)
// FUNCTION: LEGO1 0x1003f0d0
void SetLightPosition(MxS32 p_index)
{
float lights[6][6] = {
{1.0, 0.0, 0.0, -150.0, 50.0, -50.0},
{0.809, -0.588, 0.0, -75.0, 50.0, -50.0},
{0.0, -1.0, 0.0, 0.0, 150.0, -150.0},
{-0.309, -0.951, 0.0, 25.0, 50.0, -50.0},
{-0.809, -0.588, 0.0, 75.0, 50.0, -50.0},
{-1.0, 0.0, 0.0, 150.0, 50.0, -50.0}
};
Mx3DPointFloat up(1.0, 0.0, 0.0);
Mx3DPointFloat direction;
Mx3DPointFloat position;
Tgl::FloatMatrix4 matrix;
Matrix4 in(matrix);
MxMatrix transform;
if (p_index < 0) {
p_index = 0;
}
else if (p_index > 5) {
p_index = 5;
}
direction = lights[p_index];
position = &lights[p_index][3];
CalcLocalTransform(position, direction, up, transform);
SETMAT4(in, transform);
VideoManager()->Get3DManager()->GetLego3DView()->SetLight(FALSE, matrix);
VideoManager()->Get3DManager()->GetLego3DView()->SetLight(TRUE, matrix);
}
// FUNCTION: LEGO1 0x1003f3b0

21
LEGO1/lego/sources/3dmanager/legoview1.cpp
View file

@ -182,3 +182,24 @@ void LegoView1::Destroy()
LegoView::Destroy();
}
// FUNCTION: LEGO1 0x100abb60
void LegoView1::SetLight(BOOL bDirectionalLight, Tgl::FloatMatrix4& rMatrix)
{
Tgl::Light* pLight;
if (bDirectionalLight == FALSE) {
pLight = m_pSunLight;
}
else {
pLight = m_pDirectionalLight;
}
SetLight(pLight, rMatrix);
}
// FUNCTION: LEGO1 0x100abb80
void LegoView1::SetLight(Tgl::Light* pLight, Tgl::FloatMatrix4& rMatrix)
{
pLight->SetTransformation(rMatrix);
}

7
LEGO1/lego/sources/3dmanager/legoview1.h
View file

@ -8,7 +8,8 @@
namespace Tgl
{
class Camera;
}
class Light;
} // namespace Tgl
/////////////////////////////////////////////////////////////////////////////
// LegoView
@ -64,7 +65,11 @@ class LegoView1 : public LegoView {
BOOL Create(const TglSurface::CreateStruct&, Tgl::Renderer*);
void Destroy() override; // vtable+0x08
void SetLight(BOOL bDirectionalLight, Tgl::FloatMatrix4& rMatrix);
private:
void SetLight(Tgl::Light* pLight, Tgl::FloatMatrix4& rMatrix);
Tgl::Light* m_pSunLight; // 0x78
Tgl::Light* m_pDirectionalLight; // 0x7c
Tgl::Light* m_pAmbientLight; // 0x80