Rtch/Lephisto
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[Change] More rotating frame work. Looks pretty nice now..

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This commit is contained in:
Allanis 2018-01-07 14:59:56 +00:00
parent 5f51ee9cb1
commit a66869c16f
12 changed files with 79 additions and 73 deletions
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16
src/main.cpp
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@ -195,22 +195,22 @@ void L3D::MainLoop(void) {
const float zpos = EARTH_RADIUS * 1;
Frame* pframe = *(Space::rootFrame->m_children.begin());
Frame* stationFrame = new Frame(pframe, "Station frame..");
stationFrame->SetRadius(5000);
stationFrame->sBody = 0;
stationFrame->SetPosition(vector3d(0, 0, zpos));
stationFrame->SetAngVelocity(vector3d(0,0,0.5));
for(int i = 0; i < 4; i++) {
Ship* body = new Ship(ShipType::SLEEK/*LADYBIRD*/);
char buf[64];
snprintf(buf, sizeof(buf), "X%c-0%02d", "A"+i, i);
body->SetLabel(buf);
body->SetFrame(pframe);
body->SetPosition(vector3d(i*2000, zpos*0.1, zpos+1000));
body->SetFrame(stationFrame);
body->SetPosition(vector3d(200*(i+1), 0, 2000));
Space::AddBody(body);
}
Frame* stationFrame = new Frame(pframe, "Station frame...");
stationFrame->SetRadius(5000);
stationFrame->sBody = 0;
stationFrame->SetPosition(vector3d(0,0,zpos));
stationFrame->SetAngVelocity(vector3d(0,0,0.5));
SpaceStation* station = new SpaceStation();
station->SetLabel("Poemi-chan's Folly");
station->SetFrame(stationFrame);

21
src/model_body.cpp
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@ -100,22 +100,18 @@ void ModelBody::GetRotMatrix(matrix4x4d& m) {
m.LoadFromOdeMatrix(dGeomGetRotation(geoms[0]));
}
void ModelBody::ViewingRotation(void) {
matrix4x4d m;
GetRotMatrix(m);
m = m.InverseOf();
glMultMatrixd(&m[0]);
}
void ModelBody::TransformToModelCoords(const Frame* camFrame) {
vector3d fpos = GetPositionRelTo(camFrame);
const vector3d pos = GetPosition();
const dReal* r = dGeomGetRotation(geoms[0]);
matrix4x4d m;
Frame::GetFrameTransform(GetFrame(), camFrame, m);
glMultMatrixd(&m[0]);
m[ 0] = r[ 0]; m[ 1] = r[ 4]; m[ 2] = r[ 8]; m[ 3] = 0;
m[ 4] = r[ 1]; m[ 5] = r[ 5]; m[ 6] = r[ 9]; m[ 7] = 0;
m[ 8] = r[ 2]; m[ 9] = r[ 6]; m[10] = r[10]; m[11] = 0;
m[12] = fpos.x; m[13] = fpos.y; m[14] = fpos.z; m[15] = 1;
m[12] = pos.x; m[13] = pos.y; m[14] = pos.z; m[15] = 1;
glMultMatrixd(&m[0]);
}
@ -172,11 +168,12 @@ void ModelBody::RenderSbreModel(const Frame* camFrame, int model, ObjParams* par
Frame::GetFrameTransform(GetFrame(), camFrame, frameTrans);
vector3d pos = GetPosition();
pos = L3D::world_view->viewingRotation * frameTrans * pos;
pos = frameTrans * pos;
Vector p; p.x = pos.x; p.y = pos.y; p.z = -pos.z;
matrix4x4d rot;
rot.LoadFromOdeMatrix(dGeomGetRotation(geoms[0]));
rot = L3D::world_view->viewingRotation * frameTrans * rot;
frameTrans.ClearToRotOnly();
rot = frameTrans * rot;
Matrix m;
m.x1 = rot[0]; m.x2 = rot[4]; m.x3 = -rot[8];
m.y1 = rot[1]; m.y2 = rot[5]; m.y3 = -rot[9];

1
src/model_body.h
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@ -17,7 +17,6 @@ public:
vector3d GetPosition(void);
virtual double GetRadius(void) const;
void TransformToModelCoords(const Frame* camFrame);
void ViewingRotation(void);
void GetRotMatrix(matrix4x4d& m);
virtual void SetFrame(Frame* f);
void GeomsSetBody(dBodyID body);

22
src/object_viewer_view.cpp
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@ -7,7 +7,6 @@
ObjectViewerView::ObjectViewerView(void) : View() {
SetTransparency(true);
viewingRotation = matrix4x4d::Identity();
viewingDist = 1000.0f;
m_infoLabel = new Gui::Label("");
@ -26,27 +25,18 @@ void ObjectViewerView::Draw3D(void) {
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
vector3d pos = vector3d(0, 0, viewingDist);
//p = matrix4x4d::RotateXMatrix(-DEG_2_RAD*m_external_view_rotx) * p;
pos = matrix4x4d::RotateYMatrix(-DEG_2_RAD*rot) * pos;
pos = matrix4x4d::RotateXMatrix(-DEG_2_RAD*rot) * pos;
matrix4x4d camRot;
camRot = matrix4x4d::RotateXMatrix(-DEG2RAD(rot));
camRot = matrix4x4d::RotateYMatrix(-DEG2RAD(rot)) * camRot;
vector3d pos = camRot * vector3d(0,0,viewingDist);
float lightPos[4];
lightPos[0] = 1;
lightPos[1] = 1;
lightPos[2] = 1;
lightPos[3] = 0;
float lightPos[4] = { 1, 1, 1, 0 };
glLightfv(GL_LIGHT0, GL_POSITION, lightPos);
/* SBRE rendering (See ModelBody.cpp) uses this.. */
glRotatef(-rot, 0, 1, 0);
glRotatef(-rot, 1, 0, 0);
//L3D::world_view->viewingRotation = matrix4x4d::Identity();
glGetDoublev(GL_MODELVIEW_MATRIX, &L3D::world_view->viewingRotation[0]);
Body* body = L3D::player->GetNavTarget();
if(body) {
Frame cam_frame(body->GetFrame(), "", Frame::TEMP_VIEWING);
cam_frame.SetOrientation(camRot);
cam_frame.SetPosition(body->GetPosition()+pos);
body->Render(&cam_frame);
body->GetFrame()->RemoveChild(&cam_frame);

1
src/object_viewer_view.h
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@ -11,7 +11,6 @@ public:
virtual void Update(void);
virtual void Draw3D(void);
private:
matrix4x4d viewingRotation;
float viewingDist;
Gui::Label* m_infoLabel;
const Body* lastTarget;

9
src/planet.cpp
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@ -831,7 +831,9 @@ void Planet::Render(const Frame* a_camFrame) {
glPushMatrix();
double rad = sbody.GetRadius();
vector3d fpos = GetPositionRelTo(a_camFrame);
matrix4x4d ftran;
Frame::GetFrameTransform(GetFrame(), a_camFrame, ftran);
vector3d fpos = ftran * GetPosition();
double apparent_size = rad / fpos.Length();
double len = fpos.Length();
@ -845,6 +847,9 @@ void Planet::Render(const Frame* a_camFrame) {
glTranslatef(fpos.x, fpos.y, fpos.z);
glColor3f(1, 1, 1);
ftran.ClearToRotOnly();
glMultMatrixd(&ftran[0]);
if(apparent_size < 0.001) {
if(crudDList) {
glDeleteLists(crudDList, 1);
@ -873,6 +878,8 @@ void Planet::Render(const Frame* a_camFrame) {
glCallList(crudDList);
glPopMatrix();
fpos = ftran.InverseOf() * fpos;
DrawAtmosphere(rad, fpos);
glClear(GL_DEPTH_BUFFER_BIT);

36
src/player.cpp
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@ -6,8 +6,6 @@
#include "world_view.h"
#include "space_station_view.h"
#define DEG_2_RAD 0.0174532925
Player::Player(ShipType::Type shipType) : Ship(shipType) {
m_external_view_rotx = m_external_view_roty = 0;
m_external_view_dist = 200;
@ -27,7 +25,6 @@ void Player::Render(const Frame* camFrame) {
} else {
glPushMatrix();
/* Could only rotate, since transform is zero (camFrame is at player origin). */
TransformToModelCoords(camFrame);
RenderLaserfire();
glPopMatrix();
}
@ -42,8 +39,8 @@ void Player::SetDockedWith(SpaceStation* s) {
vector3d Player::GetExternalViewTranslation(void) {
vector3d p = vector3d(0, 0, m_external_view_dist);
p = matrix4x4d::RotateXMatrix(-DEG_2_RAD*m_external_view_rotx) * p;
p = matrix4x4d::RotateYMatrix(-DEG_2_RAD*m_external_view_roty) * p;
p = matrix4x4d::RotateXMatrix(-DEG2RAD(m_external_view_rotx)) * p;
p = matrix4x4d::RotateYMatrix(-DEG2RAD(m_external_view_roty)) * p;
matrix4x4d m;
GetRotMatrix(m);
p = m*p;
@ -51,10 +48,9 @@ vector3d Player::GetExternalViewTranslation(void) {
return p;
}
void Player::ApplyExternalViewRotation(void) {
//glTranslatef(0, 0, m_external_view_dist);
glRotatef(-m_external_view_rotx, 1, 0, 0);
glRotatef(-m_external_view_roty, 0, 1, 0);
void Player::ApplyExternalViewRotation(matrix4x4d& m) {
m = matrix4x4d::RotateXMatrix(-DEG2RAD(m_external_view_rotx)) * m;
m = matrix4x4d::RotateYMatrix(-DEG2RAD(m_external_view_roty)) * m;
}
void Player::TimeStepUpdate(const float timeStep) {
@ -169,21 +165,16 @@ void Player::DrawHUD(const Frame* cam_frame) {
glGetDoublev(GL_PROJECTION_MATRIX, projMatrix);
glGetIntegerv(GL_VIEWPORT, viewport);
const dReal* vel = dBodyGetLinearVel(m_body);
const matrix4x4d& rot = L3D::world_view->viewingRotation;
vector3d loc_v = rot*vector3d(vel[0], vel[1], vel[2]);
Gui::Screen::EnterOrtho();
glColor3f(.7, .7, .7);
/* Object labels. */
{
for(std::list<Body*>::iterator i = Space::bodies.begin(); i != Space::bodies.end(); ++i) {
if((L3D::GetCamType() != L3D::CAM_EXTERNAL) && (*i == this)) continue;
Body* b = *i;
vector3d _pos = b->GetPositionRelTo(cam_frame);
vector3d cam_coord = rot*_pos;
if(cam_coord.z < 0
if(_pos.z < 0
&& Gui::Screen::Project(_pos.x,_pos.y,_pos.z,modelMatrix,projMatrix,viewport,
&_pos.x, &_pos.y, &_pos.z)) {
b->SetProjectedPos(_pos);
@ -196,13 +187,14 @@ void Player::DrawHUD(const Frame* cam_frame) {
DrawTargetSquares();
GLdouble pos[3];
/* Direction indicator. */
const float sz = HUD_CROSSHAIR_SIZE;
/* If velocity vector is in front ofus. Draw indicator. */
const dReal* vel = dBodyGetLinearVel(m_body);
vector3d loc_v = cam_frame->GetOrientation().InverseOf() * vector3d(vel[0], vel[1], vel[2]);
if(loc_v.z < 0) {
if(Gui::Screen::Project(vel[0],vel[1],vel[2], modelMatrix, projMatrix, viewport,
&pos[0], &pos[1], &pos[2])) {
GLdouble pos[3];
if(Gui::Screen::Project(loc_v[0], loc_v[1], loc_v[2], modelMatrix, projMatrix,
viewport, &pos[0], &pos[1], &pos[2])) {
glBegin(GL_LINES);
glVertex2f(pos[0]-sz, pos[1]-sz);
glVertex2f(pos[0]-0.5*sz, pos[1]-0.5*sz);
@ -219,8 +211,8 @@ void Player::DrawHUD(const Frame* cam_frame) {
}
}
/* Normal crosshairs. */
if(L3D::GetCamType() == L3D::CAM_FRONT) {
/* Normal crosshairs. */
float px = Gui::Screen::GetWidth()/2.0;
float py = Gui::Screen::GetHeight()/2.0;
glBegin(GL_LINES);

2
src/player.h
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@ -11,7 +11,7 @@ public:
void DrawHUD(const Frame* cam_frame);
virtual void SetDockedWith(SpaceStation*);
vector3d GetExternalViewTranslation(void);
void ApplyExternalViewRotation(void);
void ApplyExternalViewRotation(matrix4x4d &m);
void TimeStepUpdate(const float timeStep);
private:
void DrawTargetSquares();

18
src/ship.cpp
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@ -203,6 +203,13 @@ void Ship::SetCombatTarget(Body* const target) {
L3D::world_view->UpdateCommsOptions();
}
bool Ship::IsFiringLasers(void) {
for(int i = 0; i < ShipType::GUNMOUNT_MAX; i++) {
if(m_gunState[i]) return true;
}
return false;
}
/* Assumed to be at model coords. */
void Ship::RenderLaserfire(void) {
const ShipType& stype = GetShipType();
@ -265,10 +272,11 @@ void Ship::Render(const Frame* camFrame) {
RenderSbreModel(camFrame, stype.sbreModel, &params);
glPushMatrix();
TransformToModelCoords(camFrame);
//render_coll_mesh(sbreCollMesh);
RenderLaserfire();
glPopMatrix();
if(IsFiringLasers()) {
glPushMatrix();
TransformToModelCoords(camFrame);
RenderLaserfire();
glPopMatrix();
}
}

2
src/ship.h
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@ -53,6 +53,8 @@ protected:
enum ShipType::Type m_shipType;
Uint32 m_gunState[ShipType::GUNMOUNT_MAX];
private:
bool IsFiringLasers(void);
float m_wheelState;
float m_wheelTransition;

21
src/world_view.cpp
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@ -94,20 +94,33 @@ void WorldView::Draw3D(void) {
/* Make temporary camera frame at player. */
Frame cam_frame(L3D::player->GetFrame(), "", Frame::TEMP_VIEWING);
matrix4x4d camRot = matrix4x4d::Identity();
if(L3D::GetCamType() == L3D::CAM_FRONT) {
cam_frame.SetPosition(L3D::player->GetPosition());
} else if(L3D::GetCamType() == L3D::CAM_REAR) {
glRotatef(180.0f, 0, 1, 0);
camRot.RotateY(M_PI);
//glRotatef(180.0f, 0, 1, 0);
cam_frame.SetPosition(L3D::player->GetPosition());
} else { /* CAM_EXTERNAL */
cam_frame.SetPosition(L3D::player->GetPosition() + L3D::player->GetExternalViewTranslation());
L3D::player->ApplyExternalViewRotation();
L3D::player->ApplyExternalViewRotation(camRot);
}
L3D::player->ViewingRotation();
glGetDoublev(GL_MODELVIEW_MATRIX, &viewingRotation[0]);
{
matrix4x4d prot;
L3D::player->GetRotMatrix(prot);
camRot = prot * camRot;
}
cam_frame.SetOrientation(camRot);
matrix4x4d trans2bg;
Frame::GetFrameTransform(Space::GetRootFrame(), &cam_frame, trans2bg);
trans2bg.ClearToRotOnly();
glPushMatrix();
glMultMatrixd(&trans2bg[0]);
glCallList(m_bgstarsDlist);
glPopMatrix();
/* Position light at sol. */
matrix4x4d m;
Frame::GetFrameTransform(Space::GetRootFrame(), &cam_frame, m);

1
src/world_view.h
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@ -10,7 +10,6 @@ public:
WorldView(void);
virtual void Update(void);
virtual void Draw3D(void);
matrix4x4d viewingRotation;
static const float PICK_OBJECT_RECT_SIZE;
void UpdateCommsOptions(void);
bool GetShowLabels(void) { return labelsOn; }