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305 lines
12 KiB
305 lines
12 KiB
/*
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* Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "thingtype.h"
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#include "spritemanager.h"
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#include "game.h"
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#include "lightview.h"
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#include <framework/graphics/graphics.h>
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#include <framework/graphics/texture.h>
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#include <framework/graphics/image.h>
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#include <framework/graphics/texturemanager.h>
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#include <framework/core/filestream.h>
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ThingType::ThingType()
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{
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m_category = ThingInvalidCategory;
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m_id = 0;
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m_null = true;
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m_exactSize = 0;
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m_numPatternX = m_numPatternY = m_numPatternZ = 0;
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m_animationPhases = 0;
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m_layers = 0;
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m_elevation = 0;
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}
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void ThingType::unserialize(uint16 clientId, ThingCategory category, const FileStreamPtr& fin)
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{
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m_null = false;
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m_id = clientId;
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m_category = category;
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bool done = false;
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for(int i = 0 ; i < ThingLastAttr;++i) {
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int attr = fin->getU8();
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if(attr == ThingLastAttr) {
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done = true;
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break;
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}
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if(g_game.getFeature(Otc::GameChargeableItems)) {
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if(attr == ThingAttrWritable) {
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m_attribs.set(ThingAttrChargeable, true);
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continue;
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} else if(attr > ThingAttrWritable)
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attr -= 1;
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}
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switch(attr) {
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case ThingAttrDisplacement: {
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m_displacement.x = fin->getU16();
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m_displacement.y = fin->getU16();
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m_attribs.set(attr, true);
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break;
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}
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case ThingAttrLight: {
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Light light;
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light.intensity = fin->getU16();
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light.color = fin->getU16();
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m_attribs.set(attr, light);
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break;
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}
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case ThingAttrMarket: {
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MarketData market;
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market.category = fin->getU16();
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market.tradeAs = fin->getU16();
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market.showAs = fin->getU16();
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market.name = fin->getString();
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market.restrictVocation = fin->getU16();
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market.requiredLevel = fin->getU16();
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m_attribs.set(attr, market);
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break;
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}
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case ThingAttrElevation: {
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m_elevation = fin->getU16();
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m_attribs.set(attr, m_elevation);
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break;
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}
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case ThingAttrGround:
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case ThingAttrWritable:
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case ThingAttrWritableOnce:
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case ThingAttrMinimapColor:
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case ThingAttrCloth:
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case ThingAttrLensHelp:
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m_attribs.set(attr, fin->getU16());
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break;
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default:
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m_attribs.set(attr, true);
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break;
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};
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}
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if(!done)
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stdext::throw_exception("corrupt data");
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uint8 width = fin->getU8();
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uint8 height = fin->getU8();
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m_size = Size(width, height);
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m_exactSize = (width > 1 || height > 1) ? std::min((int)fin->getU8(), std::max(width * 32, height * 32)) : 32;
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m_layers = fin->getU8();
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m_numPatternX = fin->getU8();
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m_numPatternY = fin->getU8();
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m_numPatternZ = fin->getU8();
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m_animationPhases = fin->getU8();
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int totalSprites = m_size.area() * m_layers * m_numPatternX * m_numPatternY * m_numPatternZ * m_animationPhases;
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if(totalSprites == 0)
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stdext::throw_exception("a thing type has no sprites");
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if(totalSprites > 4096)
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stdext::throw_exception("a thing type has more than 4096 sprites");
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m_spritesIndex.resize(totalSprites);
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for(int i = 0; i < totalSprites; i++)
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m_spritesIndex[i] = g_game.getFeature(Otc::GameSpritesU32) ? fin->getU32() : fin->getU16();
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m_textures.resize(m_animationPhases);
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m_texturesFramesRects.resize(m_animationPhases);
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m_texturesFramesOriginRects.resize(m_animationPhases);
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m_texturesFramesOffsets.resize(m_animationPhases);
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}
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void ThingType::draw(const Point& dest, float scaleFactor, int layer, int xPattern, int yPattern, int zPattern, int animationPhase, LightView *lightView)
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{
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if(m_null)
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return;
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const TexturePtr& texture = getTexture(animationPhase); // texture might not exists, neither its rects.
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int frameIndex = getTextureIndex(layer, xPattern, yPattern, zPattern);
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Point textureOffset;
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Rect textureRect;
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if(scaleFactor != 1.0f) {
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textureRect = m_texturesFramesOriginRects[animationPhase][frameIndex];
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} else {
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textureOffset = m_texturesFramesOffsets[animationPhase][frameIndex];
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textureRect = m_texturesFramesRects[animationPhase][frameIndex];
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}
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Rect screenRect(dest + (textureOffset - m_displacement - (m_size.toPoint() - Point(1, 1)) * 32) * scaleFactor,
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textureRect.size() * scaleFactor);
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g_painter->drawTexturedRect(screenRect, texture, textureRect);
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if(lightView && hasLight()) {
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Light light = getLight();
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if(light.intensity > 0)
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lightView->addLightSource(screenRect.center(), scaleFactor, light);
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}
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}
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const TexturePtr& ThingType::getTexture(int animationPhase)
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{
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TexturePtr& animationPhaseTexture = m_textures[animationPhase];
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if(!animationPhaseTexture) {
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// we don't need layers in common items, they will be pre-drawn
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int textureLayers = 1;
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int numLayers = m_layers;
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if(m_category == ThingCategoryCreature && numLayers >= 2) {
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// 5 layers: outfit base, red mask, green mask, blue mask, yellow mask
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textureLayers = 5;
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numLayers = 5;
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}
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int indexSize = textureLayers * m_numPatternX * m_numPatternY * m_numPatternZ;
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Size textureSize = getBestTextureDimension(m_size.width(), m_size.height(), indexSize);
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ImagePtr fullImage = ImagePtr(new Image(textureSize * Otc::TILE_PIXELS));
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m_texturesFramesRects[animationPhase].resize(indexSize);
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m_texturesFramesOriginRects[animationPhase].resize(indexSize);
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m_texturesFramesOffsets[animationPhase].resize(indexSize);
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for(int z = 0; z < m_numPatternZ; ++z) {
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for(int y = 0; y < m_numPatternY; ++y) {
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for(int x = 0; x < m_numPatternX; ++x) {
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for(int l = 0; l < numLayers; ++l) {
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bool spriteMask = (m_category == ThingCategoryCreature && l > 0);
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int frameIndex = getTextureIndex(l % textureLayers, x, y, z);
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Point framePos = Point(frameIndex % (textureSize.width() / m_size.width()) * m_size.width(),
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frameIndex / (textureSize.width() / m_size.width()) * m_size.height()) * Otc::TILE_PIXELS;
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for(int h = 0; h < m_size.height(); ++h) {
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for(int w = 0; w < m_size.width(); ++w) {
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uint spriteIndex = getSpriteIndex(w, h, spriteMask ? 1 : l, x, y, z, animationPhase);
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ImagePtr spriteImage = g_sprites.getSpriteImage(m_spritesIndex[spriteIndex]);
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if(spriteImage) {
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if(spriteMask) {
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static Color maskColors[] = { Color::red, Color::green, Color::blue, Color::yellow };
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spriteImage->overwriteMask(maskColors[l - 1]);
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}
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Point spritePos = Point(m_size.width() - w - 1,
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m_size.height() - h - 1) * Otc::TILE_PIXELS;
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fullImage->blit(framePos + spritePos, spriteImage);
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}
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}
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}
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Rect drawRect(framePos + Point(m_size.width(), m_size.height()) * Otc::TILE_PIXELS - Point(1,1), framePos);
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for(int x = framePos.x; x < framePos.x + m_size.width() * Otc::TILE_PIXELS; ++x) {
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for(int y = framePos.y; y < framePos.y + m_size.height() * Otc::TILE_PIXELS; ++y) {
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uint8 *p = fullImage->getPixel(x,y);
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if(p[3] != 0x00) {
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drawRect.setTop (std::min(y, (int)drawRect.top()));
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drawRect.setLeft (std::min(x, (int)drawRect.left()));
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drawRect.setBottom(std::max(y, (int)drawRect.bottom()));
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drawRect.setRight (std::max(x, (int)drawRect.right()));
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}
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}
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}
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m_texturesFramesRects[animationPhase][frameIndex] = drawRect;
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m_texturesFramesOriginRects[animationPhase][frameIndex] = Rect(framePos, Size(m_size.width(), m_size.height()) * Otc::TILE_PIXELS);
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m_texturesFramesOffsets[animationPhase][frameIndex] = drawRect.topLeft() - framePos;
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}
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}
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}
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}
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animationPhaseTexture = TexturePtr(new Texture(fullImage, true));
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animationPhaseTexture->setSmooth(true);
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}
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return animationPhaseTexture;
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}
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Size ThingType::getBestTextureDimension(int w, int h, int count)
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{
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const int MAX = 32;
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int k = 1;
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while(k < w)
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k<<=1;
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w = k;
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k = 1;
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while(k < h)
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k<<=1;
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h = k;
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int numSprites = w*h*count;
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assert(numSprites <= MAX*MAX);
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assert(w <= MAX);
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assert(h <= MAX);
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Size bestDimension = Size(MAX, MAX);
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for(int i=w;i<=MAX;i<<=1) {
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for(int j=h;j<=MAX;j<<=1) {
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Size candidateDimension = Size(i, j);
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if(candidateDimension.area() < numSprites)
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continue;
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if((candidateDimension.area() < bestDimension.area()) ||
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(candidateDimension.area() == bestDimension.area() && candidateDimension.width() + candidateDimension.height() < bestDimension.width() + bestDimension.height()))
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bestDimension = candidateDimension;
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}
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}
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return bestDimension;
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}
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uint ThingType::getSpriteIndex(int w, int h, int l, int x, int y, int z, int a) {
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uint index =
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((((((a % m_animationPhases)
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* m_numPatternZ + z)
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* m_numPatternY + y)
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* m_numPatternX + x)
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* m_layers + l)
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* m_size.height() + h)
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* m_size.width() + w;
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assert(index < m_spritesIndex.size());
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return index;
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}
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uint ThingType::getTextureIndex(int l, int x, int y, int z) {
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return ((l * m_numPatternZ + z)
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* m_numPatternY + y)
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* m_numPatternX + x;
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}
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int ThingType::getExactSize(int layer, int xPattern, int yPattern, int zPattern, int animationPhase)
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{
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getTexture(animationPhase); // we must calculate it anyway.
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int frameIndex = getTextureIndex(layer, xPattern, yPattern, zPattern);
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Size size = m_texturesFramesOriginRects[animationPhase][frameIndex].size() - m_texturesFramesOffsets[animationPhase][frameIndex].toSize();
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return std::max(size.width(), size.height());
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}
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