void DragSprite::Update(float deltaTime)
{
if(mVisible)
{
float x = Input_GetMouseScreenX();
float y = Input_GetMouseScreenY();
if(Input_IsMouseDown(Mouse::LBUTTON) && x - mPosition.x > 176 && y - mPosition.y < 16)
{
mVisible = false;
}
// Draggable Inventory
else if(Input_IsMouseDown(Mouse::LBUTTON) &&
(x > mPosition.x && x < mPosition.x + mSprite.GetWidth() - 20)
&& (y > mPosition.y && y < mPosition.y + 30))
{
mDragDown = true;
}
if(!Input_IsMouseDown(Mouse::LBUTTON) && mDragDown)
{
mDragDown = false;
}
if(mDragDown)
{
mPosition = SVector2(x - 75, y - 20);
mSprite.Update(deltaTime);
}
}
}
for_each( TGUINode, node, gGUINodeList ) {
if( GUI_IsNodeVisible( node ) ) {
TVector2 absPos = GUI_GetNodeAbsolutePosition( node );
// render and update rectangles
if( node->rect ) {
TGUIRect * pRect = node->rect;
Renderer_BindTexture( pRect->tex, 0 );
Renderer_RenderRect( absPos.x, absPos.y, absPos.x + pRect->w, absPos.y + pRect->h, node->color );
// render and update texts
} else if( node->text ) {
TGUIText * pText = node->text;
Renderer_BindTexture( pText->font->atlas, 0 );
int caretX = absPos.x;
int caretY = absPos.y;
int length = strlen( pText->text );
if( pText->textAlign == GUITA_MIDDLE ) {
caretX += (pText->fieldWidth - pText->width) / 2;
caretY += (pText->fieldHeight - pText->font->size ) / 4;
}
int nextWordPosition = -1; // for wordbreak
for( int i = 0; i < length; i++ ) {
unsigned char symbol = pText->text[i];
TCharMetrics * symbolMetrics = &pText->font->charMetrics[symbol];
// handle wordbreak
int wordWidth = 0;
if( pText->wordBreak ) {
if( i >= nextWordPosition ) {
int wordBegin = -1;
int wordEnd = -1;
bool wordFound = false;
int j = i;
for( ; j < length; j++ ) {
if( isalpha( (unsigned int)pText->text[j] )) {
if( wordBegin < 0 ) {
wordBegin = j;
wordFound = true;
}
} else {
if( wordFound ) {
wordEnd = j;
break;
}
}
}
if( wordFound ) {
if( wordEnd < 0 ) {
wordEnd = j;
}
nextWordPosition = wordEnd;
}
if( wordFound && (wordBegin >= 0) && (wordEnd > 0)) {
for( int k = wordBegin; k < wordEnd; k++ ){
wordWidth += pText->font->charMetrics[(unsigned int)pText->text[k]].advanceX;
}
wordFound = -1;
wordEnd = -1;
wordFound = false;
if( caretX + wordWidth > absPos.x + pText->fieldWidth ) {
caretX = absPos.x;
caretY += pText->font->size;
}
}
}
}
if( symbol != '\n' && symbol != '\t' ) {
TGlyphRenderInfo ri;
ri.x = caretX + symbolMetrics->bitmapLeft;
ri.y = caretY - symbolMetrics->bitmapTop + pText->font->size;
ri.w = pText->font->size;
ri.h = pText->font->size;
memcpy( ri.texCoords, symbolMetrics->texCoords, sizeof( TTexCoord ) * 4 );
ri.color = node->color;
Renderer_RenderGlyph( &ri );
caretX += symbolMetrics->advanceX;
} else if( symbol == '\t' ) { // four space indentation
caretX += pText->font->charMetrics[(unsigned int)' '].advanceX * 4;
}
if( (caretX > absPos.x + pText->fieldWidth) || symbol == '\n' ) {
caretX = absPos.x;
caretY += pText->font->size;
}
}
// render and update buttons
} else if( node->button ) {
TGUIButton * button = node->button;
TGUIRect * background = button->background->rect;
button->background->color = button->normalColor;
if( GUI_MouseInsideRectangle( absPos.x, absPos.y, background->w, background->h )) {
button->background->color = button->pickedColor;
if( Input_IsMouseDown( MB_Left )) {
button->background->color = button->pressedColor;
// execute events
if( button->OnClick ){
button->OnClick();
}
}
}
// update slider
} else if( node->slider ) {
TGUISlider * slider = node->slider;
TGUIRect * sliderRect = slider->slider->rect;
TVector2 sliderRectAbsPos = GUI_GetNodeAbsolutePosition( slider->slider );
if( GUI_MouseInsideRectangle( sliderRectAbsPos.x , sliderRectAbsPos.y, sliderRect->w, sliderRect->h )) {
if( Input_IsMouseDown( MB_Left )) {
sliderRect->x = Input_GetMouseX() - absPos.x - sliderRect->w / 2;
if( sliderRect->x < 0 ){
sliderRect->x = 0;
}
if( sliderRect->x > slider->background->rect->w - sliderRect->w ) {
sliderRect->x = slider->background->rect->w - sliderRect->w;
}
slider->value = ((float)sliderRect->x / (float)slider->background->rect->w) * ( slider->maxValue - slider->minValue );
if( slider->OnValueChanged ) {
slider->OnValueChanged( slider->value );
}
}
}
}
}
}
void Player_Update( float timeStep ) {
if( player ) {
TVec3 vAxis = Vec3_Set( 0.0f, 1.0f, 0.0f );
// get correct vectors for moving
TVec3 look = Entity_GetLookVector( player->pivot );
TVec3 right = Entity_GetRightVector( player->pivot );
TVec3 listenerPosition = Entity_GetGlobalPosition( player->cameraPivot );
Lightprobe_LightEntity( player->weapon->model );
player->onGround = false;
for( int i = 0; i < player->body.contactCount; i++ ) {
TContact * contact = &player->body.contacts[i];
// check angle between contact normal and vertical axis, it must be less than 60 degrees
if( Vec3_Angle( vAxis, contact->normal ) < M_PI / 3.0 ) {
player->onGround = true;
}
}
// ====================
// moving
player->destVelocity = Vec3_Zero();
player->move = false;
if( Input_IsKeyDown( KEY_W )) {
player->destVelocity = Vec3_Add( player->destVelocity, look );
player->move = true;
}
if( Input_IsKeyDown( KEY_S )) {
player->destVelocity = Vec3_Sub( player->destVelocity, look );
player->move = true;
}
if( Input_IsKeyDown( KEY_A )) {
player->destVelocity = Vec3_Add( player->destVelocity, right );
player->move = true;
}
if( Input_IsKeyDown( KEY_D )) {
player->destVelocity = Vec3_Sub( player->destVelocity, right );
player->move = true;
}
if( Input_IsKeyDown( KEY_C ) ) {
player->crouch = true;
if( player->body.shape->sphereRadius > player->crouchRadius ) {
player->body.shape->sphereRadius -= 0.05f;
} else {
player->body.shape->sphereRadius = player->crouchRadius;
}
} else {
player->crouch = false;
char standUp = 1;
// before stand up, we must trace ray up on player's head, to ensure, that
// there enough space to stand up.
TVec3 end = Vec3_Set( player->body.position.x, player->body.position.y + 1.0f, player->body.position.z );
TRay headRay = Ray_Set( player->body.position, end );
TRayTraceResult out;
Ray_TraceWorldStatic( &headRay, &out );
if( out.body ) {
float maxRadius = player->shape.sphereRadius + 0.4f;
if( Vec3_SqrDistance( out.position, player->body.position ) < maxRadius * maxRadius ) {
standUp = 0;
player->crouch = true;
}
}
if( standUp ) {
if( player->body.shape->sphereRadius < player->standRadius ) {
player->body.shape->sphereRadius += 0.04f;
} else {
player->body.shape->sphereRadius = player->standRadius;
}
}
}
// sync step sound position with player position
for( int i = 0; i < player->stepSoundGroup->count; i++ ) {
SoundSource_SetPosition( &player->stepSoundGroup->sounds[i], &listenerPosition );
if( player->crouch ) {
SoundSource_SetVolume( &player->stepSoundGroup->sounds[i], 0.5f );
} else {
SoundSource_SetVolume( &player->stepSoundGroup->sounds[i], 1.0f );
}
}
// emit step sound only if got contact with the ground
if( player->body.contactCount > 0 ) {
TContact * lowestContact = &player->body.contacts[0];
for( int i = 0; i < player->body.contactCount; i++ ) {
if( player->body.contacts[i].position.y < lowestContact->position.y ) {
lowestContact = &player->body.contacts[i];
}
}
// select emittable sounds
if( lowestContact->triangle ) {
// iterate over all possible step sound groups
for( int i = 0; i < STEP_GROUP_COUNT; i++ ) {
// iterate over each material in group
for( int j = 0; j < player->stepSounds[i].materialCount; j++ ) {
if( lowestContact->triangle->material == player->stepSounds[i].material[j] ) {
player->stepSoundGroup = &player->stepSounds[i];
}
}
}
}
if( player->pathLength > 15 * player->speed ) {
int randomSound = rand() % player->stepSoundGroup->count;
if( randomSound >= 4 ) {
randomSound = 3;
}
SoundSource_Play( &player->stepSoundGroup->sounds[ randomSound ] );
player->pathLength = 0.0f;
}
}
float realSpeed = player->speed;
player->run = false;
if( Input_IsKeyDown( KEY_LeftShift ) && !player->crouch ) {
realSpeed *= player->speedMultiplier;
player->run = true;
}
if( player->crouch ) {
realSpeed *= 0.65f;
}
if( player->move ) {
// prevent divide by zero
player->destVelocity = Vec3_Normalize( player->destVelocity );
player->pathLength += realSpeed * 0.5f;
}
float interpCoeff = 0.25f;
if( !player->onGround ) {
interpCoeff = 0.0035f;
}
player->destVelocity.x *= realSpeed;
player->destVelocity.z *= realSpeed;
player->velocity.x += ( player->destVelocity.x - player->velocity.x ) * interpCoeff;
player->velocity.z += ( player->destVelocity.z - player->velocity.z ) * interpCoeff;
// do not overwrite gravity component (y), apply only x and z
player->body.linearVelocity.x = player->velocity.x * timeStep;
player->body.linearVelocity.z = player->velocity.z * timeStep;
// ====================
// jump
if( Input_IsKeyHit( KEY_Space ) ) {
if( player->onGround ) {
player->body.linearVelocity.y += player->jumpStrength;
}
}
// sync pivot's position with physical body
player->pivot->localPosition = player->body.position;
// ====================
// mouse look
player->yaw -= Input_GetMouseXSpeed() * player->mouseSensivity * timeStep;
player->pitch += Input_GetMouseYSpeed() * player->mouseSensivity * timeStep;
// clamp pitch
if( player->pitch > player->maxPitch ) {
player->pitch = player->maxPitch;
}
if( player->pitch < -player->maxPitch ) {
player->pitch = -player->maxPitch;
}
right = Vec3_Set( 1, 0, 0 );
vAxis = Vec3_Set( 0, 1, 0 );
player->pivot->localRotation = Quaternion_SetAxisAngle( vAxis, player->yaw );
player->cameraPivot->localRotation = Quaternion_SetAxisAngle( right, player->pitch );
// sound
TVec3 up = Entity_GetUpVector( player->cameraPivot );
SoundListener_SetPosition( &listenerPosition );
SoundListener_SetOrientation( &look, &up );
// weapon
Weapon_Update( player->weapon );
if( Input_IsMouseDown( MB_Left )) {
Weapon_Shoot( player->weapon );
}
player->weapon->moveSpeed = player->body.linearVelocity;
Player_CameraShake( );
}
}
