293 lines
10 KiB
C++
293 lines
10 KiB
C++
#pragma once
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#include <cstdint>
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#include <array>
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#include <vector>
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#include <chrono>
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#include <cstring>
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#include <cmath>
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#include <climits>
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#include "Vector3D.h"
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#include "AnimationTypes.h"
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using namespace ANIMATION_TYPES;
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template <const V3D<uint32_t> &BOARD_DIMS>
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class Animator{
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public:
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typedef std::array<std::array<std::array<V3D<uint32_t>, BOARD_DIMS.z>, BOARD_DIMS.y>, BOARD_DIMS.x> Frame;
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void StartAnimation(const std::vector<AnimationFrame> *animationSequence);
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void RunAnimation(const std::chrono::milliseconds& timePassed);
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void SetLoop(bool isLooping);
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Frame &GetInterpolatedFrame(){return this->interpolatedFrame;}
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bool isEnabled{true};
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bool interpolatedFrameHasChanged{false};
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private:
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bool isLooping{true};
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// these are the uncompressed frames you get by following the key colors and interpolation instructions of an animation frame
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Frame startFrame;
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Frame interpolatedFrame;
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Frame endFrame;
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std::chrono::milliseconds timeElapsed;
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const std::vector<AnimationFrame> *animationSequence;
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uint32_t animationIndex{0};
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void incrimentAnimationIndex();
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void uncompressFrame(const AnimationFrame &keyFrame, Frame &frameBuffer);
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void copyFrame(Frame ©From, Frame ©To){
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std::memcpy(©To, ©From, sizeof(Frame));
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}
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V3D<uint32_t> getInterpolatedColor(const AnimationFrame &keyFrame, V3D<uint32_t> position);
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V3D<uint32_t> keyFrame2BoardCoords(const V3D<uint32_t> &keyFramePosition);
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V3D<uint32_t> noFillInterpolate(const AnimationFrame &keyFrame, V3D<uint32_t> position);
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V3D<uint32_t> closestColorInterpolate(const AnimationFrame &keyFrame, V3D<uint32_t> position);
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V3D<uint32_t> linearInterpolate(const AnimationFrame &keyFrame, V3D<uint32_t> position);
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V3D<uint32_t> squareInterpolate(const AnimationFrame &keyFrame, V3D<uint32_t> position);
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void PrintUncompressedFrame(){
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for(uint32_t x = 0; x < BOARD_DIMS.x; x++){
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for(uint32_t y = 0; y < BOARD_DIMS.y; y++){
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for(uint32_t z = 0; z < BOARD_DIMS.z; z++){
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auto color = this->startFrame[x][y][z];
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Serial.print("Cube X:" + String(x) + ",Y:" + String(y) + ",Z:" + String(z));
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Serial.println("\tColor R:" + String(color.x) + ",G:" + String(color.y) + ",B:" + String(color.z));
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}
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}
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}
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}
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};
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template <const V3D<uint32_t> &BOARD_DIMS>
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void Animator<BOARD_DIMS>::StartAnimation(const std::vector<AnimationFrame> *animationSequence){
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this->animationSequence = animationSequence;
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this->animationIndex = 0;
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this->timeElapsed = std::chrono::milliseconds(0);
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if(animationSequence->size() == 0){
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return;
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}
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else if(animationSequence->size() == 1){
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AnimationFrame frame{((*this->animationSequence)[0])};
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this->uncompressFrame(frame, this->startFrame);
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this->copyFrame(this->startFrame, this->interpolatedFrame);
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this->copyFrame(this->startFrame, this->endFrame);
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}
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else{
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this->uncompressFrame((*this->animationSequence)[0], this->startFrame);
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this->copyFrame(this->startFrame, this->interpolatedFrame);
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this->uncompressFrame((*this->animationSequence)[1], this->endFrame);
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}
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this->interpolatedFrameHasChanged = true;
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}
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template <const V3D<uint32_t> &BOARD_DIMS>
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void Animator<BOARD_DIMS>::RunAnimation(const std::chrono::milliseconds& timePassed){
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if(!(this->isEnabled)){
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return;
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}
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auto delayTime = (*this->animationSequence)[this->animationIndex].delay;
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this->timeElapsed += timePassed;
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// load in the next frame if we're done with this transition
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if(this->timeElapsed >= delayTime){
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this->incrimentAnimationIndex();
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}
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// don't do frame interpolations if we're doing snap fades
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if((*this->animationSequence)[this->animationIndex].frameInterpolation == FrameInterpolation::SNAP){
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return;
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}
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// linearly interpolate between the two uncompressed frames
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for(uint32_t x = 0; x < BOARD_DIMS.x; x++){
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for(uint32_t y = 0; y < BOARD_DIMS.y; y++){
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for(uint32_t z = 0; z < BOARD_DIMS.z; z++){
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V3D<float> startColor{this->startFrame[x][y][z]};
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V3D<float> endColor{this->endFrame[x][y][z]};
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V3D<float> difference{endColor};
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difference -= startColor;
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V3D<float> interpolatedColor{difference};
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interpolatedColor *= this->timeElapsed.count();
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interpolatedColor /= delayTime.count();
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interpolatedColor += startColor;
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this->interpolatedFrame[x][y][z] = interpolatedColor;
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}
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}
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}
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this->interpolatedFrameHasChanged = true;
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}
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template <const V3D<uint32_t> &BOARD_DIMS>
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void Animator<BOARD_DIMS>::SetLoop(bool isLooping){
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this->isLooping = isLooping;
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}
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template <const V3D<uint32_t> &BOARD_DIMS>
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void Animator<BOARD_DIMS>::incrimentAnimationIndex(){
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if(this->animationIndex < this->animationSequence->size() - 2){
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this->animationIndex++;
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this->timeElapsed = std::chrono::milliseconds(0);
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this->uncompressFrame((*this->animationSequence)[this->animationIndex], this->startFrame);
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this->copyFrame(this->startFrame, this->interpolatedFrame);
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this->uncompressFrame((*this->animationSequence)[this->animationIndex + 1], this->endFrame);
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}
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else{
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this->StartAnimation(this->animationSequence);
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}
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this->interpolatedFrameHasChanged = true;
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}
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template <const V3D<uint32_t> &BOARD_DIMS>
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void Animator<BOARD_DIMS>::uncompressFrame(const AnimationFrame &keyFrame, Frame &frameBuffer){
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for(uint32_t x = 0; x < BOARD_DIMS.x; x++){
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for(uint32_t y = 0; y < BOARD_DIMS.y; y++){
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for(uint32_t z = 0; z < BOARD_DIMS.z; z++){
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frameBuffer[x][y][z] = getInterpolatedColor(keyFrame, V3D<uint32_t>(x, y, z));
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}
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}
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}
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}
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template <const V3D<uint32_t> &BOARD_DIMS>
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V3D<uint32_t> Animator<BOARD_DIMS>::getInterpolatedColor(const AnimationFrame &keyFrame, V3D<uint32_t> position){
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switch(keyFrame.fillInterpolation){
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case FillInterpolation::NO_FILL:
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return noFillInterpolate(keyFrame, position);
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case FillInterpolation::CLOSEST_COLOR:
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return closestColorInterpolate(keyFrame, position);
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case FillInterpolation::LINEAR_WEIGHTED_DISTANCE:
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return linearInterpolate(keyFrame, position);
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case FillInterpolation::SQUARE_WEIGHTED_DISTANCE:
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return squareInterpolate(keyFrame, position);
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default:
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V3D<uint32_t> black{};
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return black;
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}
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}
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template <const V3D<uint32_t> &BOARD_DIMS>
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V3D<uint32_t> Animator<BOARD_DIMS>::keyFrame2BoardCoords(const V3D<uint32_t> &keyFramePosition){
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V3D<uint32_t> returnValue{};
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float maxValue{static_cast<float>(std::numeric_limits<uint32_t>::max())};
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// scale the key frame values down to be within board coordinates
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float keyFrame_X = static_cast<float>(BOARD_DIMS.x - 1) * static_cast<float>(keyFramePosition.x) / maxValue;
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float keyFrame_Y = static_cast<float>(BOARD_DIMS.y - 1) * static_cast<float>(keyFramePosition.y) / maxValue;
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float keyFrame_Z = static_cast<float>(BOARD_DIMS.z - 1) * static_cast<float>(keyFramePosition.z) / maxValue;
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// carefully quantize the float values back into ints with a precise rounding operation
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if(keyFrame_X - std::floor(keyFrame_X) < 0.5f){
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returnValue.x = static_cast<uint32_t>(keyFrame_X);
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}
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else{
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returnValue.x = static_cast<uint32_t>(keyFrame_X) + 1;
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}
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if(keyFrame_Y - std::floor(keyFrame_Y) < 0.5f){
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returnValue.y = static_cast<uint32_t>(keyFrame_Y);
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}
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else{
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returnValue.y = static_cast<uint32_t>(keyFrame_Y) + 1;
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}
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if(keyFrame_Z - std::floor(keyFrame_Z) < 0.5f){
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returnValue.z = static_cast<uint32_t>(keyFrame_Z);
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}
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else{
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returnValue.z = static_cast<uint32_t>(keyFrame_Z) + 1;
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}
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return returnValue;
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}
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template <const V3D<uint32_t> &BOARD_DIMS>
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V3D<uint32_t> Animator<BOARD_DIMS>::noFillInterpolate(const AnimationFrame &keyFrame, V3D<uint32_t> position){
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V3D<uint32_t> returnColor{};
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for(Cell cell : keyFrame.frame){
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if(keyFrame2BoardCoords(cell.position) == position){
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returnColor = cell.color;
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}
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}
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return returnColor;
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}
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template <const V3D<uint32_t> &BOARD_DIMS>
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V3D<uint32_t> Animator<BOARD_DIMS>::closestColorInterpolate(const AnimationFrame &keyFrame, V3D<uint32_t> cubePosition){
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V3D<uint32_t> returnColor{keyFrame.frame[0].color};
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V3D<uint32_t> distance{keyFrame.frame[0].position};
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distance -= cubePosition;
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float closestDistance = distance.magnitude();
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for(Cell cell : keyFrame.frame){
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distance = keyFrame2BoardCoords(cell.position);
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distance -= cubePosition;
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float euclidDistance = distance.magnitude();
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if(euclidDistance < closestDistance){
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returnColor = cell.color;
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closestDistance = euclidDistance;
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}
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}
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return returnColor;
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}
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template <const V3D<uint32_t> &BOARD_DIMS>
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V3D<uint32_t> Animator<BOARD_DIMS>::linearInterpolate(const AnimationFrame &keyFrame, V3D<uint32_t> position){
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V3D<uint32_t> returnColor{};
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for(Cell cell : keyFrame.frame){
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V3D<uint32_t> vectorDistance{keyFrame2BoardCoords(cell.position)};
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vectorDistance -= position;
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float distance = vectorDistance.magnitude();
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if(distance == 0) return cell.color;
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returnColor += cell.color;
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returnColor /= distance;
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}
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returnColor /= keyFrame.frame.size();
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return returnColor;
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}
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template <const V3D<uint32_t> &BOARD_DIMS>
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V3D<uint32_t> Animator<BOARD_DIMS>::squareInterpolate(const AnimationFrame &keyFrame, V3D<uint32_t> position){
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V3D<uint32_t> returnColor{};
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for(Cell cell : keyFrame.frame){
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V3D<uint32_t> vectorDistance{keyFrame2BoardCoords(cell.position)};
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vectorDistance -= position;
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uint32_t distance = static_cast<uint32_t>(vectorDistance.magnitude());
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distance *= distance;
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if(distance == 0) return cell.color;
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returnColor += cell.color;
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returnColor /= distance;
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}
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returnColor /= keyFrame.frame.size();
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return returnColor;
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} |