X-Git-Url: https://git.dogcows.com/gitweb?p=chaz%2Fyoink;a=blobdiff_plain;f=src%2FAnimation.cc;h=5ab26d216704ec1ea5c15dcd84977e9a1286d4a9;hp=ab178df6f9850a27b0d94e36aad786fc40f3c439;hb=574af38ed616d1adfa5e6ce35f67cda1f707f89d;hpb=e495074443d9fd7bc16137084cf9de3d031b75c4 diff --git a/src/Animation.cc b/src/Animation.cc index ab178df..5ab26d2 100644 --- a/src/Animation.cc +++ b/src/Animation.cc @@ -1,255 +1,192 @@ -/******************************************************************************* - - Copyright (c) 2009, Charles McGarvey - All rights reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - * Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE - FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -*******************************************************************************/ +/*] Copyright (c) 2009-2011, Charles McGarvey [***************************** +**] All rights reserved. +* +* Distributable under the terms and conditions of the 2-clause BSD license; +* see the file COPYING for a complete text of the license. +* +*****************************************************************************/ #include +#include #include -#include -#include -#include +#include +#include +#include +#include #include "Animation.hh" /** * The collection of nested animation classes. The animation implementation - * consists of an Impl class which is allocated and initialized with the - * interface object. This class contains the specific fields which are required - * to run a single instance of an animation. The sequence data is loaded in a - * different class which can be shared amongst multiple animation implementation - * instances. + * consists of an impl class which is allocated and initialized with the + * interface object. This class contains the specific fields which are + * required to run a single instance of an animation. The sequence data is + * loaded in a different class which can be shared amongst multiple animation + * implementation instances. */ - -class Animation::Impl +class Animation::impl { - friend class Animation; +public: /** - * Contains "global" animation data for the various animations which get - * loaded. This is a mippleton, so it will be shared amongst any animation - * which wants to use these loaded sequences. + * Contains "global" animation data for the various animations which + * get loaded. This is a manager, so it will be shared amongst any + * animation which wants to use these loaded sequences. */ - - class Data : public Mf::Library + class Data : public moof::manager { - friend class Impl; - friend class Mf::Library; + public: /** - * A frame of an animation sequence. A frame is merely an index which - * presumably represents a "slide" or tile which should be displayed, - * and the duration that is how long the slide will be shown. + * A frame of an animation sequence. A frame is merely an + * index which presumably represents a "slide" or tile which + * should be displayed, and the duration that is how long the + * slide will be shown. */ - class Frame { - friend class Impl; + public: - unsigned mIndex; ///< Frame index. - Mf::Scalar mDuration; ///< Frame duration. + unsigned mIndex; ///< Frame index. + moof::scalar mDuration; ///< Frame duration. /** - * Construction is initialization. The frame data is loaded from a - * frame map which is probably loaded within an animation file. + * Construction is initialization. The frame data is + * loaded from a frame map which is probably loaded + * within an animation file. */ - - Frame(Mf::Script& script, Mf::Script::Value table) : + Frame(const moof::script::slot& table) : mIndex(0), mDuration(1.0) { - table.pushField("index"); - script[-1].get(mIndex); - script.pop(); - - table.pushField("duration"); - script[-1].get(mDuration); - script.pop(); + table.get(mIndex, "index"); + table.get(mDuration, "duration"); } }; - /** - * A sequence is just a few attributes and a list of frames in the order - * that they should be played. + * A sequence is just a few attributes and a list of frames in + * the order that they should be played. */ - - struct Sequence + class Sequence { - friend class Impl; + public: - std::vector mFrames; ///< List of frames. - Mf::Scalar mDelay; ///< Scale frame durations. - bool mLoop; ///< Does the sequence repeat? - std::string mNext; ///< Next sequence name. + std::vector mFrames; ///< List of frames. + moof::scalar mDelay; ///< Scale frame durations. + bool mLoop; ///< Does the sequence repeat? + std::string mNext; ///< Next sequence name. /** - * Construction is initialization. The constructor loads sequence - * data from the sequence map, presumably loaded from an animation - * file. The rest of the loading takes place in the frame's + * Construction is initialization. The constructor + * loads sequence data from the sequence map, + * presumably loaded from an animation file. The rest + * of the loading takes place in the frame's * constructor which loads each individual frame. */ - - Sequence(Mf::Script& script, Mf::Script::Value table) : + Sequence(const moof::script::slot& table) : mDelay(0.0), mLoop(true) { - table.pushField("delay"); - script[-1].get(mDelay); - script.pop(); - - table.pushField("loop"); - script[-1].get(mLoop); - script.pop(); - - table.pushField("next"); - script[-1].get(mNext); - script.pop(); + table.get(mDelay, "delay"); + table.get(mLoop, "loop"); + table.get(mNext, "next"); // TODO - sequence class/type not yet implemented - table.pushField("frames"); - Mf::Script::Value frameTable = script.getTop(); - if (frameTable.isTable()) - { - Mf::Script::Value top = script[-1]; - int index = 1; - - for (;;) - { - script.push(index); - frameTable.pushField(); - - if (top.isTable()) mFrames.push_back(Frame(script, top)); - else break; - - ++index; + moof::script::slot frameTable = table.push_field("frames"); + if (frameTable.is_table()) { + int max = frameTable.length(); + for (int index = 1; index <= max; ++index) { + moof::script::slot top = frameTable.push_field(index); + + if (top.is_table()) + mFrames.push_back(Frame(top)); + else + moof::log_warning << "invalid frame at index " + << index << std::endl; } } - script.pop(); + frameTable.remove(); } }; - /** - * Starts loading a file with animation data. Such a file is formatted - * as a map of named sequences. The sequence constructor loads each - * individual sequence. + * Starts loading a file with animation data. Such a file is + * formatted as a map of named sequences. The sequence + * constructor loads each individual sequence. */ - - void loadFromFile() + void init(const std::string& name) { - Mf::Script script; - std::string filePath = Animation::getPath(getName()); - - script.importBaseLibrary(); - importLogPrintFunction(script); + moof::script script; + std::string path = moof::resource::find_file("animations/"+name, "lua"); + + script.import_base_library(); + moof::log::import(script); importAnimationBindings(script); - if (script.doFile(filePath) != Mf::Script::SUCCESS) - { + if (script.do_file(path) != moof::script::success) { std::string str; script[-1].get(str); - Mf::logScript("%s", str.c_str()); + moof::log_warning(str); } } - int defineSequence(Mf::Script& script) + int defineSequence(moof::script& script) { - Mf::Script::Value name = script[1].requireString(); - Mf::Script::Value table = script[2].requireTable(); + moof::script::slot name = script[1].require_string(); + moof::script::slot table = script[2].require_table(); std::string nameStr; name.get(nameStr); - sequences.insert(std::pair(nameStr, - Sequence(script, table))); + mSequences.insert(std::make_pair(nameStr, Sequence(table))); return 0; } - - void importAnimationBindings(Mf::Script& script) + void importAnimationBindings(moof::script& script) { - script.importFunction("DefineSequence", + script.import_function("DefineSequence", boost::bind(&Data::defineSequence, this, _1)); - script.push(1); script.set("ATTACK"); - script.push(2); script.set("CHARGE"); - script.push(3); script.set("FLY"); - script.push(4); script.set("HIT"); - script.push(5); script.set("JUMP"); - script.push(6); script.set("RUN"); - script.push(7); script.set("STAND"); - } - - - /** - * Construction is initialization. The animation class data container - * registers itself as a mippleton and then loads the animation data. - */ - - explicit Data(const std::string& name) : - Mf::Library(name) - { - loadFromFile(); + script.globals().set_field("ATTACK", 1); + script.globals().set_field("CHARGE", 2); + script.globals().set_field("FLY", 3); + script.globals().set_field("HIT", 4); + script.globals().set_field("JUMP", 5); + script.globals().set_field("RUN", 6); + script.globals().set_field("STAND", 7); } - std::map sequences; ///< List of sequences. + std::map mSequences; ///< List of sequences. }; - /** * Construction is intialization. */ - - Impl(const std::string& name) : - mData(Data::getInstance(name)), + impl(const std::string& name) : + mData(Data::instance(name)), mCurrentSequence(0), mFrameCounter(0), mFrameIndex(0), mTimeAccum(0), mFrameDuration(0) {} - /** - * Sets up the animation classes to "play" a named sequence. If another - * sequence was active, it will be replaced. Future updates will progress - * the new sequence. + * Sets up the animation classes to "play" a named sequence. If + * another sequence was active, it will be replaced. Future updates + * will progress the new sequence. */ - void startSequence(const std::string& name) { std::map::iterator it; - it = mData->sequences.find(name); - - if (it != mData->sequences.end()) - { + it = mData->mSequences.find(name); + if (it != mData->mSequences.end()) { mCurrentSequence = &(*it).second; mFrameCounter = 0; mFrameIndex = mCurrentSequence->mFrames[0].mIndex; @@ -261,96 +198,71 @@ class Animation::Impl /** * Updates or progresses the animation sequence. If the time interval - * surpasses the duration of the current frame, a new frame becomes the - * current frame. If the last frame of a sequence expires, the active - * sequence will switch automatically to the designated "next" sequence, or - * if none is specified but the sequence is set to loop, the first frame of - * the sequence will become the current frame, and the animation essentially - * starts over again. + * surpasses the duration of the current frame, a new frame becomes + * the current frame. If the last frame of a sequence expires, the + * active sequence will switch automatically to the designated "next" + * sequence, or if none is specified but the sequence is set to loop, + * the first frame of the sequence will become the current frame, and + * the animation essentially starts over again. */ - - void update(Mf::Scalar t, Mf::Scalar dt) + void update(moof::scalar t, moof::scalar dt) { - if (mCurrentSequence) - { - mTimeAccum += dt; + if (!mCurrentSequence) return; - if (mTimeAccum >= mFrameDuration) - { - if (++mFrameCounter >= mCurrentSequence->mFrames.size()) - { - if (!mCurrentSequence->mNext.empty()) - { - startSequence(mCurrentSequence->mNext); - } - else if (mCurrentSequence->mLoop) - { - mFrameCounter = 0; - } - else - { - mFrameCounter--; - mCurrentSequence = 0; - } - } + mTimeAccum += dt; - mFrameIndex = mCurrentSequence->mFrames[mFrameCounter].mIndex; - mTimeAccum = mFrameDuration - mTimeAccum; - mFrameDuration = mCurrentSequence->mDelay * - mCurrentSequence->mFrames[mFrameCounter].mDuration; + if (mTimeAccum >= mFrameDuration) { + if (++mFrameCounter >= mCurrentSequence->mFrames.size()) { + if (!mCurrentSequence->mNext.empty()) { + startSequence(mCurrentSequence->mNext); + } + else if (mCurrentSequence->mLoop) { + mFrameCounter = 0; + } + else { + mFrameCounter--; + mCurrentSequence = 0; + } } + + mFrameIndex = mCurrentSequence->mFrames[mFrameCounter].mIndex; + mTimeAccum = mFrameDuration - mTimeAccum; + mFrameDuration = mCurrentSequence->mDelay * + mCurrentSequence->mFrames[mFrameCounter].mDuration; } } - boost::shared_ptr mData; ///< Internal data. + boost::shared_ptr mData; ///< Internal data. - Data::Sequence* mCurrentSequence; ///< Active sequence. - unsigned mFrameCounter; ///< Current frame. - unsigned mFrameIndex; ///< Index of current frame. - Mf::Scalar mTimeAccum; ///< Time accumulation. - Mf::Scalar mFrameDuration; ///< Scaled frame duration. + Data::Sequence* mCurrentSequence; ///< Active sequence. + unsigned mFrameCounter; ///< Current frame. + unsigned mFrameIndex; ///< Index of current frame. + moof::scalar mTimeAccum; ///< Time accumulation. + moof::scalar mFrameDuration; ///< Scaled frame duration. }; - Animation::Animation(const std::string& name) : // pass through - mImpl(new Animation::Impl(name)) {} - + impl_(new Animation::impl(name)) {} void Animation::startSequence(const std::string& name) { // pass through - mImpl->startSequence(name); + impl_->startSequence(name); } -void Animation::update(Mf::Scalar t, Mf::Scalar dt) +void Animation::update(moof::scalar t, moof::scalar dt) { // pass through - mImpl->update(t, dt); + impl_->update(t, dt); } - /** * Gets the index for the current frame. This is presumably called by some * drawing code which will draw the correct current frame. */ - unsigned Animation::getFrame() const { - return mImpl->mFrameIndex; + return impl_->mFrameIndex; } - -/** - * Specialized search location for animation files. They can be found in the - * "animations" subdirectory of any of the searched directories. - */ - -std::string Animation::getPath(const std::string& name) -{ - return Mf::Resource::getPath("animations/" + name + ".lua"); -} - - -/** vim: set ts=4 sw=4 tw=80: *************************************************/ -