tibia-client/src/otclient/core/creature.cpp

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/*
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* Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
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*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
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#include "creature.h"
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#include "thingtypemanager.h"
#include "localplayer.h"
#include "map.h"
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#include "tile.h"
#include "item.h"
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#include "game.h"
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#include "effect.h"
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#include <framework/graphics/graphics.h>
#include <framework/core/eventdispatcher.h>
#include <framework/core/clock.h>
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#include <framework/graphics/paintershaderprogram.h>
#include <framework/graphics/painterogl2_shadersources.h>
#include <framework/graphics/texturemanager.h>
#include <framework/graphics/framebuffermanager.h>
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#include "spritemanager.h"
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Creature::Creature() : Thing()
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{
m_id = 1;
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m_healthPercent = 100;
m_speed = 200;
m_direction = Otc::South;
m_walkAnimationPhase = 0;
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m_walkInterval = 0;
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m_walkAnimationInterval = 0;
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m_walkTurnDirection = Otc::InvalidDirection;
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m_skull = Otc::SkullNone;
m_shield = Otc::ShieldNone;
m_emblem = Otc::EmblemNone;
m_nameCache.setFont(g_fonts.getFont("verdana-11px-rounded"));
m_nameCache.setAlign(Fw::AlignTopCenter);
m_footStep = 0;
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}
/*
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PainterShaderProgramPtr outfitProgram;
int HEAD_COLOR_UNIFORM = 10;
int BODY_COLOR_UNIFORM = 11;
int LEGS_COLOR_UNIFORM = 12;
int FEET_COLOR_UNIFORM = 13;
int MASK_TEXTURE_UNIFORM = 14;
*/
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void Creature::draw(const Point& dest, float scaleFactor, bool animate)
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{
Point animationOffset = animate ? m_walkOffset : Point(0,0);
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if(m_showTimedSquare && animate) {
g_painter->setColor(m_timedSquareColor);
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g_painter->drawBoundingRect(Rect(dest + (animationOffset - getDisplacement() + 2)*scaleFactor, Size(28, 28)*scaleFactor), std::max((int)(2*scaleFactor), 1));
g_painter->setColor(Color::white);
}
if(m_showStaticSquare && animate) {
g_painter->setColor(m_staticSquareColor);
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g_painter->drawBoundingRect(Rect(dest + (animationOffset - getDisplacement())*scaleFactor, Size(Otc::TILE_PIXELS, Otc::TILE_PIXELS)*scaleFactor), std::max((int)(2*scaleFactor), 1));
g_painter->setColor(Color::white);
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}
internalDrawOutfit(dest + animationOffset * scaleFactor, scaleFactor, animate, animate, m_direction);
m_footStepDrawn = true;
}
void Creature::internalDrawOutfit(const Point& dest, float scaleFactor, bool animateWalk, bool animateIdle, Otc::Direction direction)
{
// outfit is a real creature
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if(m_outfit.getCategory() == DatCreatureCategory) {
int animationPhase = animateWalk ? m_walkAnimationPhase : 0;
if(isAnimateAlways() && animateIdle) {
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int ticksPerFrame = 1000 / getAnimationPhases();
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animationPhase = (g_clock.millis() % (ticksPerFrame * getAnimationPhases())) / ticksPerFrame;
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}
// xPattern => creature direction
int xPattern;
if(direction == Otc::NorthEast || direction == Otc::SouthEast)
xPattern = Otc::East;
else if(direction == Otc::NorthWest || direction == Otc::SouthWest)
xPattern = Otc::West;
else
xPattern = direction;
// yPattern => creature addon
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for(int yPattern = 0; yPattern < getNumPatternY(); yPattern++) {
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// continue if we dont have this addon
if(yPattern > 0 && !(m_outfit.getAddons() & (1 << (yPattern-1))))
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continue;
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m_datType->draw(dest, scaleFactor, 0, xPattern, yPattern, 0, animationPhase);
if(getLayers() > 1) {
Color oldColor = g_painter->getColor();
Painter::CompositionMode oldComposition = g_painter->getCompositionMode();
g_painter->setCompositionMode(Painter::CompositionMode_Multiply);
g_painter->setColor(m_outfit.getHeadColor());
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m_datType->draw(dest, scaleFactor, DatYellowMask, xPattern, yPattern, 0, animationPhase);
g_painter->setColor(m_outfit.getBodyColor());
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m_datType->draw(dest, scaleFactor, DatRedMask, xPattern, yPattern, 0, animationPhase);
g_painter->setColor(m_outfit.getLegsColor());
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m_datType->draw(dest, scaleFactor, DatGreenMask, xPattern, yPattern, 0, animationPhase);
g_painter->setColor(m_outfit.getFeetColor());
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m_datType->draw(dest, scaleFactor, DatBlueMask, xPattern, yPattern, 0, animationPhase);
g_painter->setColor(oldColor);
g_painter->setCompositionMode(oldComposition);
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}
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}
// outfit is a creature imitating an item or the invisible effect
} else {
int animationPhase = 0;
int animationPhases = getAnimationPhases();
int animateTicks = Otc::ITEM_TICKS_PER_FRAME;
// when creature is an effect we cant render the first and last animation phase,
// instead we should loop in the phases between
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if(m_outfit.getCategory() == DatEffectCategory) {
animationPhases = std::max(1, animationPhases-2);
animateTicks = Otc::INVISIBLE_TICKS_PER_FRAME;
}
if(animationPhases > 1) {
if(animateIdle)
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animationPhase = (g_clock.millis() % (animateTicks * animationPhases)) / animateTicks;
else
animationPhase = animationPhases-1;
}
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if(m_outfit.getCategory() == DatEffectCategory)
animationPhase = std::min(animationPhase+1, getAnimationPhases());
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m_datType->draw(dest, scaleFactor, 0, 0, 0, 0, animationPhase);
}
}
void Creature::drawOutfit(const Rect& destRect, bool resize)
{
if(g_graphics.canUseFBO()) {
const FrameBufferPtr& outfitBuffer = g_framebuffers.getTemporaryFrameBuffer();
outfitBuffer->resize(Size(2*Otc::TILE_PIXELS, 2*Otc::TILE_PIXELS));
outfitBuffer->bind();
g_painter->setAlphaWriting(true);
g_painter->clear(Color::alpha);
internalDrawOutfit(Point(Otc::TILE_PIXELS,Otc::TILE_PIXELS) + getDisplacement(), 1, false, true, Otc::South);
outfitBuffer->release();
Rect srcRect;
if(resize)
srcRect.resize(getExactSize(), getExactSize());
else
srcRect.resize(2*Otc::TILE_PIXELS*0.75f, 2*Otc::TILE_PIXELS*0.75f);
srcRect.moveBottomRight(Point(2*Otc::TILE_PIXELS - 1, 2*Otc::TILE_PIXELS - 1));
outfitBuffer->draw(destRect, srcRect);
} else {
float scaleFactor;
if(resize)
scaleFactor = destRect.width() / (float)getExactSize();
else
scaleFactor = destRect.width() / (float)(2*Otc::TILE_PIXELS*0.75f);
Point dest = destRect.bottomRight() - (Point(Otc::TILE_PIXELS,Otc::TILE_PIXELS) - getDisplacement())*scaleFactor;
internalDrawOutfit(dest, scaleFactor, false, true, Otc::South);
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}
}
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void Creature::drawInformation(const Point& point, bool useGray, const Rect& parentRect)
{
Color fillColor = Color(96, 96, 96);
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if(!useGray)
fillColor = m_informationColor;
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// calculate main rects
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Rect backgroundRect = Rect(point.x-(13.5), point.y, 27, 4);
backgroundRect.bind(parentRect);
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Size nameSize = m_nameCache.getTextSize();
Rect textRect = Rect(point.x - nameSize.width() / 2.0, point.y-12, nameSize);
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textRect.bind(parentRect);
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// distance them
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if(textRect.top() == parentRect.top())
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backgroundRect.moveTop(textRect.top() + 12);
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if(backgroundRect.bottom() == parentRect.bottom())
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textRect.moveTop(backgroundRect.top() - 12);
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// health rect is based on background rect, so no worries
Rect healthRect = backgroundRect.expanded(-1);
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healthRect.setWidth((m_healthPercent / 100.0) * 25);
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// draw
g_painter->setColor(Color::black);
g_painter->drawFilledRect(backgroundRect);
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g_painter->setColor(fillColor);
g_painter->drawFilledRect(healthRect);
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m_nameCache.draw(textRect);
if(m_skull != Otc::SkullNone && m_skullTexture) {
g_painter->setColor(Color::white);
g_painter->drawTexturedRect(Rect(point.x + 12, point.y + 5, m_skullTexture->getSize()), m_skullTexture);
}
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if(m_shield != Otc::ShieldNone && m_shieldTexture && m_showShieldTexture) {
g_painter->setColor(Color::white);
g_painter->drawTexturedRect(Rect(point.x, point.y + 5, m_shieldTexture->getSize()), m_shieldTexture);
}
if(m_emblem != Otc::EmblemNone && m_emblemTexture) {
g_painter->setColor(Color::white);
g_painter->drawTexturedRect(Rect(point.x + 12, point.y + 16, m_emblemTexture->getSize()), m_emblemTexture);
}
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}
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void Creature::turn(Otc::Direction direction)
{
// if is not walking change the direction right away
if(!m_walking)
setDirection(direction);
// schedules to set the new direction when walk ends
else
m_walkTurnDirection = direction;
}
void Creature::walk(const Position& oldPos, const Position& newPos)
{
if(oldPos == newPos)
return;
// get walk direction
Otc::Direction direction = oldPos.getDirectionFromPosition(newPos);
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// set current walking direction
setDirection(direction);
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// starts counting walk
m_walking = true;
m_walkTimer.restart();
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// calculates walk interval
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int groundSpeed = 0;
TilePtr oldTile = g_map.getTile(oldPos);
if(oldTile)
groundSpeed = oldTile->getGroundSpeed();
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float interval = 1000;
if(groundSpeed > 0 && m_speed > 0)
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interval = (1000.0f * groundSpeed) / m_speed;
interval = std::ceil(interval / g_game.getServerBeat()) * g_game.getServerBeat();
m_walkAnimationInterval = interval;
m_walkInterval = interval;
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// diagonal walking lasts 3 times more.
if(direction == Otc::NorthWest || direction == Otc::NorthEast || direction == Otc::SouthWest || direction == Otc::SouthEast)
m_walkInterval *= 3;
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// no direction needs to be changed when the walk ends
m_walkTurnDirection = Otc::InvalidDirection;
// starts updating walk
nextWalkUpdate();
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}
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void Creature::stopWalk()
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{
if(!m_walking)
return;
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// reset walk animation states
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m_walkOffset = Point(0,0);
m_walkAnimationPhase = 0;
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// stops the walk right away
terminateWalk();
}
void Creature::updateWalkAnimation(int totalPixelsWalked)
{
// update outfit animation
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if(m_outfit.getCategory() != DatCreatureCategory)
return;
int footAnimPhases = getAnimationPhases() - 1;
if(totalPixelsWalked == 32 || footAnimPhases == 0)
m_walkAnimationPhase = 0;
else if(m_footStepDrawn && m_footTimer.ticksElapsed() >= m_walkAnimationInterval / 4 ) {
m_footStep++;
m_walkAnimationPhase = 1 + (m_footStep % footAnimPhases);
m_footStepDrawn = false;
m_footTimer.restart();
}
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}
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void Creature::updateWalkOffset(int totalPixelsWalked)
{
m_walkOffset = Point(0,0);
if(m_direction == Otc::North || m_direction == Otc::NorthEast || m_direction == Otc::NorthWest)
m_walkOffset.y = 32 - totalPixelsWalked;
else if(m_direction == Otc::South || m_direction == Otc::SouthEast || m_direction == Otc::SouthWest)
m_walkOffset.y = totalPixelsWalked - 32;
if(m_direction == Otc::East || m_direction == Otc::NorthEast || m_direction == Otc::SouthEast)
m_walkOffset.x = totalPixelsWalked - 32;
else if(m_direction == Otc::West || m_direction == Otc::NorthWest || m_direction == Otc::SouthWest)
m_walkOffset.x = 32 - totalPixelsWalked;
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}
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void Creature::updateWalkingTile()
{
// determine new walking tile
TilePtr newWalkingTile;
Rect virtualCreatureRect(Otc::TILE_PIXELS + (m_walkOffset.x - getDisplacementX()),
Otc::TILE_PIXELS + (m_walkOffset.y - getDisplacementY()),
Otc::TILE_PIXELS, Otc::TILE_PIXELS);
for(int xi = -1; xi <= 1 && !newWalkingTile; ++xi) {
for(int yi = -1; yi <= 1 && !newWalkingTile; ++yi) {
Rect virtualTileRect((xi+1)*Otc::TILE_PIXELS, (yi+1)*Otc::TILE_PIXELS, Otc::TILE_PIXELS, Otc::TILE_PIXELS);
// only render creatures where bottom right is inside tile rect
if(virtualTileRect.contains(virtualCreatureRect.bottomRight())) {
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newWalkingTile = g_map.getOrCreateTile(m_position.translated(xi, yi, 0));
}
}
}
if(newWalkingTile != m_walkingTile) {
if(m_walkingTile)
m_walkingTile->removeWalkingCreature(asCreature());
if(newWalkingTile)
newWalkingTile->addWalkingCreature(asCreature());
m_walkingTile = newWalkingTile;
}
}
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void Creature::nextWalkUpdate()
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{
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// remove any previous scheduled walk updates
if(m_walkUpdateEvent)
m_walkUpdateEvent->cancel();
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// do the update
updateWalk();
// schedules next update
if(m_walking) {
auto self = asCreature();
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m_walkUpdateEvent = g_eventDispatcher.scheduleEvent([self] {
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self->m_walkUpdateEvent = nullptr;
self->nextWalkUpdate();
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}, m_walkAnimationInterval / 32);
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}
}
void Creature::updateWalk()
{
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float walkTicksPerPixel = m_walkAnimationInterval / 32;
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int totalPixelsWalked = std::min(m_walkTimer.ticksElapsed() / walkTicksPerPixel, 32.0f);
// update walk animation and offsets
updateWalkAnimation(totalPixelsWalked);
updateWalkOffset(totalPixelsWalked);
updateWalkingTile();
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// terminate walk
if(m_walking && m_walkTimer.ticksElapsed() >= m_walkInterval)
terminateWalk();
}
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void Creature::terminateWalk()
{
// remove any scheduled walk update
if(m_walkUpdateEvent) {
m_walkUpdateEvent->cancel();
m_walkUpdateEvent = nullptr;
}
// now the walk has ended, do any scheduled turn
if(m_walkTurnDirection != Otc::InvalidDirection) {
setDirection(m_walkTurnDirection);
m_walkTurnDirection = Otc::InvalidDirection;
}
if(m_walkingTile) {
m_walkingTile->removeWalkingCreature(asCreature());
m_walkingTile = nullptr;
}
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m_walking = false;
}
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void Creature::setName(const std::string& name)
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{
m_nameCache.setText(name);
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m_name = name;
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}
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void Creature::setHealthPercent(uint8 healthPercent)
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{
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m_informationColor = Color::black;
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if(healthPercent > 92) {
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m_informationColor.setGreen(188);
}
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else if(healthPercent > 60) {
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m_informationColor.setRed(80);
m_informationColor.setGreen(161);
m_informationColor.setBlue(80);
}
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else if(healthPercent > 30) {
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m_informationColor.setRed(161);
m_informationColor.setGreen(161);
}
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else if(healthPercent > 8) {
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m_informationColor.setRed(160);
m_informationColor.setGreen(39);
m_informationColor.setBlue(39);
}
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else if(healthPercent > 3) {
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m_informationColor.setRed(160);
}
else {
m_informationColor.setRed(79);
}
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m_healthPercent = healthPercent;
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}
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void Creature::setDirection(Otc::Direction direction)
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{
assert(direction != Otc::InvalidDirection);
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m_direction = direction;
}
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void Creature::setOutfit(const Outfit& outfit)
{
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m_walkAnimationPhase = 0; // might happen when player is walking and outfit is changed.
m_outfit = outfit;
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m_datType = g_things.getDatType(outfit.getId(), outfit.getCategory());
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}
void Creature::setSkull(uint8 skull)
{
m_skull = skull;
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callLuaField("onSkullChange", m_skull);
}
void Creature::setShield(uint8 shield)
{
m_shield = shield;
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callLuaField("onShieldChange", m_shield);
}
void Creature::setEmblem(uint8 emblem)
{
m_emblem = emblem;
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callLuaField("onEmblemChange", m_emblem);
}
void Creature::setSkullTexture(const std::string& filename)
{
m_skullTexture = g_textures.getTexture(filename);
}
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void Creature::setShieldTexture(const std::string& filename, bool blink)
{
m_shieldTexture = g_textures.getTexture(filename);
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m_showShieldTexture = true;
if(blink && !m_shieldBlink) {
auto self = asCreature();
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g_eventDispatcher.scheduleEvent([self]() {
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self->updateShield();
}, SHIELD_BLINK_TICKS);
}
m_shieldBlink = blink;
}
void Creature::setEmblemTexture(const std::string& filename)
{
m_emblemTexture = g_textures.getTexture(filename);
}
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void Creature::addTimedSquare(uint8 color)
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{
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m_showTimedSquare = true;
m_timedSquareColor = Color::from8bit(color);
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// schedule removal
auto self = asCreature();
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g_eventDispatcher.scheduleEvent([self]() {
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self->removeTimedSquare();
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}, VOLATILE_SQUARE_DURATION);
}
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void Creature::updateShield()
{
m_showShieldTexture = !m_showShieldTexture;
if(m_shield != Otc::ShieldNone && m_shieldBlink) {
auto self = asCreature();
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g_eventDispatcher.scheduleEvent([self]() {
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self->updateShield();
}, SHIELD_BLINK_TICKS);
}
else if(!m_shieldBlink)
m_showShieldTexture = true;
}
Point Creature::getDrawOffset()
{
Point drawOffset;
if(m_walking) {
if(m_walkingTile)
drawOffset -= Point(1,1) * m_walkingTile->getDrawElevation();
drawOffset += m_walkOffset;
} else {
const TilePtr& tile = getTile();
if(tile)
drawOffset -= Point(1,1) * tile->getDrawElevation();
}
return drawOffset;
}