void Physics::TestCollision(Shape *a, Shape *b) {
if (!(a->layerMask & b->layerMask)) return;
if (a->object == b->object) return;
int typeA = a->GetType(), typeB = b->GetType();
if (typeA == Polygon::ShapeType && typeB == Polygon::ShapeType)
return TestCollision((Polygon *)a, (Polygon *)b);
if (typeA == Circle::ShapeType && typeB == Circle::ShapeType)
return TestCollision((Circle *)a, (Circle *)b);
if (typeA == Circle::ShapeType && typeB == Polygon::ShapeType)
return TestCollision((Circle *)a, (Polygon *)b);
if (typeA == Polygon::ShapeType && typeB == Circle::ShapeType)
return TestCollision((Circle *)b, (Polygon *)a);
}
void Tetris::KeyRepeat(game_info* gi)
{
if (gi->state != STATE_TETRIS)
{
return;
}
if (engine.keys[SDLK_UP])
{
gi->curdir++;
gi->curdir %= 4;
if (TestCollision(gi))
{
gi->curdir--;
gi->curdir += 4;
gi->curdir %= 4;
}
engine.PassMessage(MSG_UPDATEPIECE, gi->pos, gi->curdir, gi->curpiece);
}
else if (engine.keys[SDLK_LEFT])
{
gi->pos--;
// test collisions!
if (TestCollision(gi))
{
gi->pos++;
}
engine.PassMessage(MSG_UPDATEPIECE, gi->pos, gi->curdir, gi->curpiece);
}
else if (engine.keys[SDLK_RIGHT])
{
gi->pos++;
// test collisions!
if (TestCollision(gi))
{
gi->pos--;
}
engine.PassMessage(MSG_UPDATEPIECE, gi->pos, gi->curdir, gi->curpiece);
}
}
/// Obj : 被移动的对象
/// enDir : 移动方向
/// nStep : 移动步长
/// return : 是否移动
xgc_bool XGameMap::DynamicMoveTo( XGameObject* pObject, XVector3 &vPositionNew, xgc_uint32 nCollistionMask, xgc_uintptr lpContext )
{
XGC_CHECK_REENTER_CALL( mDynamicChecker );
XGC_ASSERT_RETURN( pObject->GetParent() == GetObjectID(), false, "对象不在该场景，却请求在该场景移动。" );
xgc_bool ret = true;
XVector3 vPositionOld = pObject->GetPosition();
if( !( nCollistionMask & EYESHOTAREA_FORCEfLUSH )
&& vPositionOld == vPositionNew )
{
return ret;
}
if( !( nCollistionMask & COLLISION_NOMOVEFLAG ) &&
( false == pObject->GetMoveFlag() || false == GetMoveFlag() ) )
{
return false;
}
iPoint iOldCell = WorldToCell( vPositionOld.x, vPositionOld.y );
iPoint iNewCell = WorldToCell( vPositionNew.x, vPositionNew.y );
if( nCollistionMask & COLLISION_PATH )
{
if( TestCollision( iOldCell.x, iOldCell.y, iNewCell.x, iNewCell.y, pObject->GetBarrierFlag() ) )
{
// 设置为非碰撞格子的中心点
XVector2 fPosition = CellToWorld( iNewCell.x, iNewCell.y );
vPositionNew.x = fPosition.x;
vPositionNew.y = fPosition.y;
vPositionNew.z = 0.0f;
iNewCell = WorldToCell( vPositionNew.x, vPositionNew.y );
ret = false;
}
}
if( nCollistionMask & COLLISION_DEST )
{
if( IsCellBlock( iNewCell.x, iNewCell.y, pObject->GetBarrierFlag() ) )
{
return false;
}
}
iPoint iOldArea = WorldToArea( vPositionOld.x, vPositionOld.y );
iPoint iNewArea = WorldToArea( vPositionNew.x, vPositionNew.y );
pObject->SetPosition( vPositionNew ); //设置新位置
ExchangeBlock( pObject, iOldCell, iNewCell );
//XGC_DEBUG_CODE( CMapBlock *pArea = GetBlock(x,y); if( pArea ) XGC_ASSERT_MSG( pArea->CheckExist(pObj->GetObjID()), "发现飞机。" ); )
ExchangeArea( pObject, iOldArea, iNewArea, mMapConf.mEyesight, nCollistionMask );
//放在ExchangeEyeshotArea后触发
pObject->OnMove( vPositionOld, lpContext );
return ret;
}
void WallProjectile::Tick(World & world){
Uint8 life = 20;
if(state_i == 1){
EmitSound(world, world.resources.soundbank["!laserel.wav"], 64);
}
if(state_i < 7){
res_index = state_i;
}
if(state_i >= 7){
if(state_i > 12 + life){
world.MarkDestroyObject(id);
res_index = 12;
return;
}
if(state_i >= 12 + life - 5){
res_index = state_i - life;
}else{
res_index = 7;
}
}
if(state_i >= 7){
Object * object = 0;
Platform * platform = 0;
if(TestCollision(*this, world, &platform, &object)){
Overlay * overlay = (Overlay *)world.CreateObject(ObjectTypes::OVERLAY);
if(overlay){
overlay->res_bank = 222;
overlay->x = x;
overlay->y = y;
if(platform){
if(rand() % 2 == 0){
overlay->EmitSound(world, world.resources.soundbank["strike03.wav"], 96);
}else{
overlay->EmitSound(world, world.resources.soundbank["strike04.wav"], 96);
}
}
}
float xn = 0, yn = 0;
if(platform){
platform->GetNormal(x, y, &xn, &yn);
}
for(int i = 0; i < 8; i++){
Shrapnel * shrapnel = (Shrapnel *)world.CreateObject(ObjectTypes::SHRAPNEL);
if(shrapnel){
shrapnel->x = x;
shrapnel->y = y;
shrapnel->xv = (rand() % 9) - 4;
shrapnel->yv = (rand() % 9) - 8;
shrapnel->xv = (xn * abs(shrapnel->xv)) + (rand() % 9) - 4;
shrapnel->yv = (yn * abs(shrapnel->yv)) + (rand() % 9) - 8;
}
}
world.MarkDestroyObject(id);
}
}
state_i++;
}
OvBool OvCollisionFinder::TestCollision(OvBox& _rBox0,OvSphere& _rSphere0)
{
OvPoint3 kpt3NearPt = (_rBox0.GetPosition() - _rSphere0.GetCenter()).Normalize();
kpt3NearPt = kpt3NearPt*_rSphere0.GetRadius();
kpt3NearPt = _rSphere0.GetCenter() + kpt3NearPt;
for (size_t i = 0 ; i < OvBox::PLANE_COUNT ; ++i)
{
if (!TestCollision(_rSphere0,_rBox0.GetPlane((OvBox::BOX_PLANE)i)))
return false;
}
return true;
}
void Tetris::DropPiece(game_info* gi)
{
while(!TestCollision(gi))
{
gi->fine+=0.25;
}
engine.PassMessage(MSG_UPDATEPIECE, gi->pos, gi->curdir, gi->curpiece);
engine.PassMessage(MSG_UPDATEPIECEY, (unsigned char)((gi->fine / 11.0f) * 255.0f), 0, 0);
AddPiece(gi);
}
/// Compare each dynamic entity with every other entity in it's current vfcOctree node,
/// all nodes below it as well the direct parents above it.
int PhysicsOctree::FindCollisions(Entity * targetEntity, List<Collision> & collissionList, int entrySubdivisionLevel)
{
if (entrySubdivisionLevel == -1)
entrySubdivisionLevel = this->subdivision;
int collissionsTested = 0;
/// First it's current node:
for (int i = 0; i < entities.Size(); ++i){
Entity * e = entities[i];
assert(e && "Nullentity in PhysicsOctree::FindCollisions");
TestCollision(targetEntity, e, collissionList);
++collissionsTested;
}
/// If entry node, begin all recursion.
if (this->subdivision == entrySubdivisionLevel){
/// Then all children
if (child[0] && this->subdivision >= entrySubdivisionLevel)
for (int i = 0; i < MAX_CHILDREN; ++i){
/// Do the actual culling with this continue-statement, yo!
if (child[i]->IsEntityInside(targetEntity) == OUTSIDE)
continue;
collissionsTested += child[i]->FindCollisions(targetEntity, collissionList, entrySubdivisionLevel);
}
/// And at last all parents
if (parent && this->subdivision <= entrySubdivisionLevel)
collissionsTested += parent->FindCollisions(targetEntity, collissionList, entrySubdivisionLevel);
return collissionsTested;
}
/// Process children if subdivision level is higher (further down the tree.)
else if (this->subdivision > entrySubdivisionLevel){
/// Then all children
if (child[0]){
for (int i = 0; i < MAX_CHILDREN; ++i){
/// Do the actual culling with this continue-statement, yo!
if (child[i]->IsEntityInside(targetEntity) == OUTSIDE)
continue;
collissionsTested += child[i]->FindCollisions(targetEntity, collissionList, entrySubdivisionLevel);
}
}
return collissionsTested;
}
/// And process parents only if lesser subdivision
else if (this->subdivision < entrySubdivisionLevel){
/// Then go to next parent.
if (parent && this->subdivision <= entrySubdivisionLevel)
collissionsTested += parent->FindCollisions(targetEntity, collissionList, entrySubdivisionLevel);
return collissionsTested;
}
assert(false && "PhysicsOctree::FindCollisions at a point where it shouldn't be!");
return 0;
}
void Map::RotatePiece(int direction)
{
if (currentPiece == NULL)
return;
int rotation[4][4];
for (int i = 0; i < 4; i++)
for (int j = 0; j < 4; j++)
if (direction > 0)
rotation[j][3-i] = currentPiece->area[i][j];
else
rotation[3-j][i] = currentPiece->area[i][j];
memcpy(currentPiece->area, rotation, sizeof(int) * 4 * 4);
int result = TestCollision(currentX, currentY);
int tempX = -1;
for (int i = 0; i < 5 && result > 0; i++)
{
tempX = currentX + (2 - i);
result = TestCollision(tempX, currentY);
}
// Can't rotate it
if (result > 0)
{
for (int i = 0; i < 4; i++)
for (int j = 0; j < 4; j++)
if (direction <= 0)
currentPiece->area[j][3-i] = rotation[i][j];
else
currentPiece->area[3-j][i] = rotation[i][j];
}
else if (tempX > 0)
{
currentX = tempX;
}
}
void Map::MovePiece(int x, int y)
{
currentX += x;
if (currentX > width-1)
currentX = width -1;
// HERE IS THE PROBLEM.
// Not any more, sucker!
if (currentX < -(width / 2.0f))
currentX = -(width / 2.0f);
int response = TestCollision(currentX, currentY);
if (response > 0)
{
if (response == 2)
{
PlacePiece(currentX, currentY);
}
currentX -= x;
}
currentY += y;
if (currentY <= -(height / 2.0f))
PlacePiece(currentX, currentY-y);
response = TestCollision(currentX, currentY);
if (response > 0)
{
PlacePiece(currentX, currentY - y);
currentY -= y;
}
if (response > 0 && currentY > (height / 2.0f))
{
// Game Over!
MessageBox(NULL, "Game Over!", "Game Over!", MB_OK);
g_App->done = true;
}
}
// This runs once every physics timestep.
void update()
{
if (TestCollision(*aabbCollider, box->GetModelMatrix(), glm::vec3(point->translation[3][0], point->translation[3][1], point->translation[3][2])))
{
//Turn red on
hue[0][0] = 1.0f;
}
else
{
//Turn red off
hue[0][0] = 0.0f;
}
}
// This runs once every physics timestep.
void update()
{
//Check if the mouse button is being pressed
if (isMousePressed)
{
//Get the current mouse position
double currentMouseX, currentMouseY;
glfwGetCursorPos(window, ¤tMouseX, ¤tMouseY);
//Get the difference in mouse position from last frame
float deltaMouseX = (float)(currentMouseX - prevMouseX);
float deltaMouseY = (float)(currentMouseY - prevMouseY);
glm::mat4 yaw;
glm::mat4 pitch;
//Rotate the selected shape by an angle equal to the mouse movement
if (deltaMouseX != 0.0f)
{
yaw = glm::rotate(glm::mat4(1.0f), deltaMouseX * rotationSpeed, glm::vec3(0.0f, 1.0f, 0.0f));
}
if (deltaMouseY != 0.0f)
{
pitch = glm::rotate(glm::mat4(1.0f), deltaMouseY * rotationSpeed, glm::vec3(1.0f, 0.0f, 0.0f));
}
selectedShape->rotation = yaw * pitch * selectedShape->rotation;
//Update previous positions
prevMouseX = currentMouseX;
prevMouseY = currentMouseY;
}
if (TestCollision(*boxCollider, box->translation, box->rotation, box->scale, glm::vec3(point->translation[3][0], point->translation[3][1], point->translation[3][2])))
{
//Turn red on
hue[0][0] = 1.0f;
}
else
{
//Turn red off
hue[0][0] = 0.0f;
}
}
// This runs once every physics timestep.
void update()
{
if (TestCollision(*sphereCollider, //Sphere collider
glm::vec3(sphere->translation[3][0], sphere->translation[3][1], sphere->translation[3][2]), //Sphere position
glm::vec3(point->translation[3][0], point->translation[3][1], point->translation[3][2]))) //Point position
{
//Turn red on
hue[0][0] = 1.0f;
}
else
{
//Turn red off
hue[0][0] = 0.0f;
}
}
// This runs once every physics timestep.
void update()
{
//Check if the mouse button is being pressed
if (isMousePressed)
{
//Get the current mouse position
double currentMouseX, currentMouseY;
glfwGetCursorPos(window, ¤tMouseX, ¤tMouseY);
//Get the difference in mouse position from last frame
float deltaMouseX = (float)(currentMouseX - prevMouseX);
float deltaMouseY = (float)(currentMouseY - prevMouseY);
//Rotate the selected shape by an angle equal to the mouse movement
if (deltaMouseX != 0.0f)
{
glm::mat4 yaw = glm::rotate(glm::mat4(1.0f), deltaMouseX * rotationSpeed, glm::vec3(0.0f, 1.0f, 0.0f));
plane->rotation = plane->rotation * yaw;
}
if (deltaMouseY != 0.0f)
{
glm::mat4 pitch = glm::rotate(glm::mat4(1.0f), deltaMouseY * -rotationSpeed, glm::vec3(1.0f, 0.0f, 0.0f));
plane->rotation = pitch * plane->rotation;
}
//Update previous positions
prevMouseX = currentMouseX;
prevMouseY = currentMouseY;
}
if (TestCollision(*sphereCollider, sphere->translation, *planeCollider, plane->translation, plane->rotation))
{
//Turn red on
hue[0][0] = 1.0f;
}
else
{
//Turn red off
hue[0][0] = 0.0f;
}
}
void FlamerProjectile::Tick(World & world){
for(int i = 0; i < plumecount; i++){
if(!plumeids[i]){
Plume * plume = (Plume *)world.CreateObject(ObjectTypes::PLUME);
if(plume){
plume->type = 4;
plume->xv = (rand() % 17) - 8 + (xv * 8);
plume->yv = (rand() % 17) - 8 + (yv * 8);
plume->SetPosition(x + (xv * (i * 1)), y + (yv * (i * 1)));
plumeids[i] = plume->id;
plume->state_i = i;
}
}
}
Object * object = 0;
Platform * platform = 0;
if(TestCollision(*this, world, &platform, &object)){
float xn = 0, yn = 0;
if(platform){
platform->GetNormal(x, y, &xn, &yn);
for(int i = 0; i < plumecount; i++){
Plume * plume = (Plume *)world.GetObjectFromId(plumeids[i]);
if(plume){
plume->xv /= 3;
plume->yv /= 3;
//world->MarkDestroyObject(plumeids[i]);
}
}
}
//world->MarkDestroyObject(id);
}
res_index = state_i;
if(state_i >= 14){
world.MarkDestroyObject(id);
}
state_i++;
}
bool Tetris::TestCollision(game_info *gi)
{
return TestCollision(gi, (0.5) * (double)gi->pos, gi->fine);
}
void Tetris::Update(game_info* gi, float deltatime)
{
if (gi->state == STATE_TETRIS_TRANS)
{
gi->rot2 += TRANSITION_SPEED * deltatime;
if (gi->rot2 >= 180)
{
gi->rot2 = 180;
engine.ChangeState(gi, STATE_BREAKOUT);
}
engine.PassMessage(MSG_ROT_BOARD2, (gi->rot2 / 180.0f) * 255.0f, 0,0);
return;
}
if (gi->attacking)
{
gi->rot += TETRIS_ATTACK_ROT_SPEED * deltatime;
gi->attack_rot += TETRIS_ATTACK_ROT_SPEED * deltatime;
if (gi->attack_rot >= 360)
{
gi->rot = -BOARD_NORMAL_ROT;
gi->attack_rot = 0;
gi->attacking = 0;
gi->score += (10 * 100);
engine.PassMessage(MSG_APPENDSCORE, 100, 10, 0);
}
engine.PassMessage(MSG_ROT_BOARD, (gi->rot / 360.0f) * 255.0f, 0,0);
}
if (!engine.network_thread)
{
if (engine.keys[SDLK_DOWN])
{
gi->fine += deltatime * (TETRIS_SPEED + 4.3 + 0.3 * LEVEL);
}
else
{
gi->fine += deltatime * (TETRIS_SPEED + 0.3 * LEVEL);
}
}
else
{
if (engine.keys[SDLK_DOWN])
{
gi->fine += deltatime * (TETRIS_SPEED + 4.3);
}
else
{
gi->fine += deltatime * TETRIS_SPEED;
}
}
//gi->rot2+=50.0 * deltatime;
if (TestCollision(gi))
{
// we collided! oh no!
if (TestGameOver(gi))
{
engine.GameOver();
}
else
{
AddPiece(gi);
}
}
//printf("%f\n", gi->fine);
engine.PassMessage(MSG_UPDATEPIECEY, (unsigned char)((gi->fine / 11.0f) * 255.0f), 0, 0);
}
//*************************************************************************************************
// Test a potential collision pair
//*************************************************************************************************
void PhysicsManager::testCollision(PhysicsBody* body1, PhysicsBody* body2)
{
TestCollision(body1->getAABB(), body2->getAABB());
int a = 0;
}
void RocketProjectile::Tick(World & world){
if(yv < 0 && xv == 0){ // up
res_index = 4;
}
if(yv < 0 && xv > 0){ // up right
res_index = 3;
mirrored = false;
}
if(yv == 0 && xv > 0){ // right
res_index = 0;
mirrored = false;
}
if(yv > 0 && xv > 0){ // down right
res_index = 1;
mirrored = false;
}
if(yv > 0 && xv == 0){ // down
res_index = 2;
}
if(yv > 0 && xv < 0){ // down left
res_index = 1;
mirrored = true;
}
if(yv == 0 && xv < 0){ // left
res_index = 0;
mirrored = true;
}
if(yv < 0 && xv < 0){ // up left
res_index = 3;
mirrored = true;
}
if(state_i == 100){
oldxv = xv;
oldyv = yv;
xv = ceil(float(xv) * 0.3);
yv = ceil(float(yv) * 0.3);
soundchannel = EmitSound(world, world.resources.soundbank["rocket4.wav"], 128);
state_i = 11;
res_bank = 87;
}
if(state_i == 0){
oldxv = xv;
oldyv = yv;
xv = ceil(float(xv) * 0.2);
yv = ceil(float(yv) * 0.2);
soundchannel = EmitSound(world, world.resources.soundbank["rocket9.wav"], 128);
}
if(state_i == 3){
res_bank = 87;
}
if(state_i == 11){
if(xv > 0){
xv++;
}else{
xv--;
}
if(yv > 0){
yv++;
}else{
yv--;
}
if(abs(xv) > abs(oldxv)){
xv = oldxv;
}
if(abs(yv) > abs(oldyv)){
yv = oldyv;
}
Platform * platform = 0;
Object * object = 0;
Sint16 oldx = x;
Sint16 oldy = y;
if(TestCollision(*this, world, &platform, &object)){
float xn = 0, yn = 0;
if(platform){
platform->GetNormal(x, y, &xn, &yn);
}
int numplumes = 6;
float anglen = (rand() % 100) / float(100);
for(int i = 0; i < numplumes; i++){
Plume * plume = (Plume *)world.CreateObject(ObjectTypes::PLUME);
if(plume){
plume->type = 4;
/*plume->xv = (rand() % 17) - 8;
plume->yv = (rand() % 17) - 8;
plume->xv = (xn * abs(plume->xv)) + (rand() % 33) - 16;
plume->yv = (yn * abs(plume->yv)) + (rand() % 33) - 16;*/
float angle = (i / float(numplumes)) * (2 * 3.14);
angle += anglen;
plume->xv = (sin(angle)) * 15;
plume->yv = (cos(angle)) * 15;
if(xn || yn){
plume->xv = (xn * abs(plume->xv)) + (rand() % 17) - 8;
plume->yv = (yn * abs(plume->yv)) + (rand() % 17) - 8;
}
plume->SetPosition(x, y);
Plume * plume2 = (Plume *)world.CreateObject(ObjectTypes::PLUME);
if(plume2){
plume2->type = 4;
plume2->xv = plume->xv + (rand() % 7) - 3;
plume2->yv = plume->yv + (rand() % 7) - 3;
plume2->SetPosition(x, y);
}
}
}
std::vector<Uint8> types;
types.push_back(ObjectTypes::PLAYER);
types.push_back(ObjectTypes::GUARD);
types.push_back(ObjectTypes::ROBOT);
types.push_back(ObjectTypes::CIVILIAN);
types.push_back(ObjectTypes::FIXEDCANNON);
types.push_back(ObjectTypes::WALLDEFENSE);
types.push_back(ObjectTypes::TECHSTATION);
Object * owner = world.GetObjectFromId(ownerid);
Uint16 teamid = 0;
bool issecurity = false;
if(owner){
switch(owner->type){
case ObjectTypes::PLAYER:{
Player * player = static_cast<Player *>(owner);
Team * team = player->GetTeam(world);
if(team){
teamid = team->id;
}
}break;
case ObjectTypes::ROBOT:{
Robot * robot = static_cast<Robot *>(owner);
teamid = robot->virusplanter;
issecurity = world.IsSecurity(*robot);
}break;
case ObjectTypes::GUARD:{
issecurity = true;
}break;
}
}
std::vector<Object *> objects = world.TestAABB(x - 30, y - 30, x + 30, y + 30, types, ownerid, teamid);
for(std::vector<Object *>::iterator it = objects.begin(); it != objects.end(); it++){
if(!object || (object && (*it)->id != object->id)){
if(!issecurity || (issecurity && !world.IsSecurity(*(*it)))){ // prevents robots/rocket guards from doing slash damage to other security
Object damageprojectile(ObjectTypes::ROCKETPROJECTILE);
damageprojectile.healthdamage = healthdamage;
damageprojectile.shielddamage = shielddamage;
damageprojectile.ownerid = ownerid;
(*it)->HandleHit(world, 50, 50, damageprojectile);
}
}
}
xv = 0;
yv = 0;
res_bank = 0xFF;
if(soundchannel){
Audio::GetInstance().Stop(soundchannel, 100);
}
EmitSound(world, world.resources.soundbank["seekexp1.wav"], 128);
}
for(int i = 0; i < 2; i++){
int xv2 = (signed(oldx) - x) * (1.25 * i);
int yv2 = (signed(oldy) - y) * (1.25 * i);
Plume * plume = (Plume *)world.CreateObject(ObjectTypes::PLUME);
if(plume){
plume->type = 3;
plume->xv = rand() % 7 - 3;
plume->yv = rand() % 7 - 3;
plume->SetPosition(x + xv2, y + yv2);
}
}
}
if(state_i < 11 || (state_i >= 11 && xv == 0 && yv == 0)){
state_i++;
}
if(state_i >= 25){
world.MarkDestroyObject(id);
}else{
Player * localplayer = world.GetPeerPlayer(world.localpeerid);
if(localplayer && ownerid == localplayer->id){
//if(!world.systemcameraactive[0]){
world.SetSystemCamera(0, id, 0, 20);
//}
}
}
}
