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Copy pathPattern.cpp
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692 lines (563 loc) · 16.5 KB
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Copy pathPattern.cpp
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692 lines (563 loc) · 16.5 KB
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#include "Pattern.hpp"
#include "Keyframe.hpp"
#include "..\debugging\DebugCallbacks.hpp"
#include "..\rapidjson\document.h"
CreateSerializable(Pattern);
Pattern::Pattern(char *name, float length, Keyframe *keyframes, int numKeyframes)
{
this->name = name;
this->length = length;
this->keyframes = keyframes;
this->numKeyframes = numKeyframes;
initialize();
}
void Pattern::initialize()
{
ASSERT(name != nullptr, );
ASSERT(length > 0, );
ASSERT(keyframes != nullptr, );
ASSERT(numKeyframes > 0, );
orderKeyframes();
applyHoldValues();
calculatePerDataKeyframes();
// EDebug::Log("Pattern::setParameterIndex() - name: %s, length: %f, numKeyframes: %d", name, length, numKeyframes);
// for (int i = 0; i < numKeyframes; i++)
// {
// EDebug::Log("\tkeyframe %d: time: %f, target: {Yes: %f, In: %f, Nasal: %f, Volume: %f, Pitch: %f}", i, keyframes[i].time, keyframes[i].sample.yes, keyframes[i].sample.in, keyframes[i].sample.nasal, keyframes[i].sample.volume, keyframes[i].sample.pitch);
// }
}
void Pattern::setParameterIndex(UInt16 ¶mIndex, unsigned char *&savedData, unsigned char *&runtimeData)
{
if (paramIndex-- == 0)
{
unsigned char *json = nullptr;
UInt32 jsonLength = 0;
Serializable::setArray_RuntimeBytes(json, jsonLength, runtimeData);
if (json != nullptr)
{
char *jsonString = new char[jsonLength + 1];
memcpy(jsonString, json, jsonLength);
jsonString[jsonLength] = '\0';
setFromJson(jsonString);
delete[] jsonString;
delete[] json;
}
}
}
void Pattern::addParameterDefinition(ClassDefinition *definition)
{
definition->addFileDefinition(
"Pattern JSON",
"JSON file which defines the pattern",
"json",
PAR_ReadOnlyWhilePlaying
);
}
void Pattern::clear()
{
if (name != nullptr)
{
delete[] name;
name = nullptr;
}
if (keyframes != nullptr)
{
delete[] keyframes;
keyframes = nullptr;
}
if (samples != nullptr)
{
delete[] samples;
samples = nullptr;
}
length = 0;
numKeyframes = 0;
}
#define BREATH_SAMPLE_SETTER(name) \
if (sample_value.HasMember(#name)) \
{ \
ASSERT_MSG(sample_value[#name].IsNumber(), , "JSON file contains an invalid keyframe: '" #name "' value is not a number."); \
float value = sample_value[#name].GetFloat(); \
ASSERT_MSG(value <= 1.0f && value >= 0.0f, , "JSON file contains an invalid keyframe: '" #name "' is not between 0 and 1 inclusive (%f).", value); \
sample.set##name(value); \
}
void Pattern::setFromJson(const char *jsonString)
{
rapidjson::Document document;
document.Parse(jsonString);
if (document.HasParseError())
{
EDebug::Error("Could not parse JSON file");
return;
}
if (!document.HasMember("name") || !document["name"].IsString())
{
EDebug::Error("JSON file does not contain a valid 'name' value.");
return;
}
if (!document.HasMember("length") || !document["length"].IsNumber())
{
EDebug::Error("JSON file does not contain a valid 'length' value.");
return;
}
if (!document.HasMember("keyframes") || !document["keyframes"].IsArray())
{
EDebug::Error("JSON file does not contain valid 'keyframes' values.");
return;
}
name = new char[document["name"].GetStringLength() + 1];
strcpy(name, document["name"].GetString());
length = document["length"].GetFloat();
const rapidjson::Value &keyframesArray = document["keyframes"];
numKeyframes = keyframesArray.Size();
keyframes = new Keyframe[numKeyframes];
for (rapidjson::Value::ConstValueIterator itr = keyframesArray.Begin(); itr != keyframesArray.End(); ++itr)
{
if (!itr->HasMember("time") || !itr->HasMember("target"))
{
EDebug::Error("JSON file contains an invalid keyframe: one that does not contain both a 'time' and 'target' value.");
return;
}
if (!(*itr)["time"].IsNumber())
{
EDebug::Error("JSON file contains an invalid keyframe: 'time' value is not a number.");
return;
}
if (!(*itr)["target"].IsObject())
{
EDebug::Error("JSON file contains an invalid keyframe: 'target' value is not an object.");
return;
}
float time = (*itr)["time"].GetFloat();
Interpolators::Method method = Interpolators::Constant;
if (itr->HasMember("transition"))
{
if ((*itr)["transition"].IsString())
{
if (!Interpolators::tryParseMethod((*itr)["transition"].GetString(), method))
{
EDebug::Error("JSON file contains an invalid keyframe: 'transition' value is not a valid interpolation method: %s.", (*itr)["transition"].GetString());
return;
}
}
else if ((*itr)["transition"].IsInt())
{
int transition = (*itr)["transition"].GetInt();
if (transition == -1)
method = Interpolators::Hold;
else
method = (Interpolators::Method)transition;
}
else
{
EDebug::Error("JSON file contains an invalid keyframe: 'transition' value is not a string or integer.");
return;
}
}
BreathSample sample = BreathSample(-1, -1, -1, -1, -1);
const rapidjson::Value &sample_value = (*itr)["target"];
BREATH_SAMPLE_SETTER(No)
BREATH_SAMPLE_SETTER(Yes)
BREATH_SAMPLE_SETTER(In)
BREATH_SAMPLE_SETTER(Out)
BREATH_SAMPLE_SETTER(Nasal)
BREATH_SAMPLE_SETTER(Mouth)
BREATH_SAMPLE_SETTER(Pitch)
BREATH_SAMPLE_SETTER(Volume)
if (sample_value.HasMember("No") && sample_value.HasMember("Yes"))
EDebug::Warning("JSON file keyframe has both 'No' and 'Yes' values set, which will result in the 'no' value being ignored.");
if (sample_value.HasMember("In") && sample_value.HasMember("Out"))
EDebug::Warning("JSON file keyframe has both 'In' and 'Out' values set, which will result in the 'In' value being ignored.");
if (sample_value.HasMember("Nasal") && sample_value.HasMember("Mouth"))
EDebug::Warning("JSON file keyframe has both 'Nasal' and 'Mouth' values set, which will result in the 'Nasal' value being ignored.");
keyframes[itr - keyframesArray.Begin()] = Keyframe(sample, time, method);
}
}
Pattern::~Pattern()
{
clear();
}
char *Pattern::getName() const
{
return name;
}
float Pattern::getLength() const
{
return length;
}
int Pattern::getNumKeyframes() const
{
return numKeyframes;
}
Keyframe *Pattern::getKeyframes() const
{
return keyframes;
}
const BreathSample* *Pattern::getSamples()
{
ASSERT(isValid(), nullptr);
if (samples != nullptr)
return samples;
samples = new const BreathSample*[numKeyframes];
for (int i = 0; i < numKeyframes; i++)
{
samples[i] = &keyframes[i].sample;
}
return samples;
}
bool Pattern::isValid() const
{
return numKeyframes > 0 && keyframes != nullptr && length > 0.0f &&
perData_keyframes != nullptr && perData_start != nullptr;
}
float Pattern::toAbsoluteTime(float normTime) const
{
return normTime * length;
}
float Pattern::toNormalizedTime(float absoluteTime) const
{
ASSERT(length != 0, 0.0f);
return absoluteTime / length;
}
int Pattern::getKeyframeIndexAtTime(float normTime) const
{
ASSERT(normTime >= 0.0f && normTime <= 1.0f, 0);
ASSERT(isValid(), 0);
int index = numKeyframes - 1;
for (int i = 0; i < numKeyframes; i++)
{
if (keyframes[i].time > normTime)
break;
index = i;
}
return index;
}
bool Pattern::getKeyframeAtTime(float normTime, int sampleDataIndex, Keyframe*& keyframe) const
{
ASSERT(normTime >= 0.0f && normTime <= 1.0f, 0);
ASSERT(isValid(), false);
int start = perData_start[sampleDataIndex];
int end = perData_start[sampleDataIndex + 1];
if (end - start == 0)
return false;
int index;
if (end - start == 1)
index = start;
else
{
index = end - 1;
for (int i = start; i < end; i++)
{
if (perData_keyframes[i]->time > normTime)
break;
index = i;
}
}
keyframe = perData_keyframes[index];
return true;
}
bool Pattern::getBoundingKeyframes(float normTime, int sampleDataIndex, Keyframe*& keyframe1, Keyframe*& keyframe2) const
{
ASSERT(normTime >= 0.0f && normTime <= 1.0f, false);
ASSERT(isValid(), false);
int start = perData_start[sampleDataIndex];
int end = perData_start[sampleDataIndex + 1];
if (end - start == 0)
return false;
else if (end - start == 1)
{
keyframe1 = keyframe2 = perData_keyframes[start];
return true;
}
int index = end - 1;
for (int i = start; i < end; i++)
{
if (perData_keyframes[i]->time > normTime)
break;
index = i;
}
keyframe1 = perData_keyframes[index];
if (index == end - 1)
keyframe2 = perData_keyframes[start];
else keyframe2 = perData_keyframes[index + 1];
return true;
}
bool Pattern::getBoundingRange(float normTime1, float normTime2, int sampleDataIndex, float &min, float &max) const
{
ASSERT(normTime1 >= 0.0f && normTime1 <= 1.0f, false);
ASSERT(normTime2 >= 0.0f && normTime2 <= 1.0f, false);
ASSERT(isValid(), false);
min = 1.0f;
max = 0.0f;
int start = perData_start[sampleDataIndex];
int end = perData_start[sampleDataIndex + 1];
if (end - start == 0)
return false;
else if (end - start == 1)
{
min = max = perData_keyframes[start]->sample.getValue(sampleDataIndex);
return true;
}
int index1 = end - 1;
for (int i = start; i < end; i++)
{
if (perData_keyframes[i]->time > normTime1)
break;
index1 = i;
}
int index2 = start;
for (int i = end - 1; i >= start; i--)
{
if (perData_keyframes[i]->time < normTime2)
break;
index2 = i;
}
int index1_next;
if (index1 == end - 1)
index1_next = start;
else index1_next = index1 + 1;
float val = interpKeyframes(normTime1, sampleDataIndex, perData_keyframes[index1], perData_keyframes[index1_next]);
if (val < min) min = val;
if (val > max) max = val;
int index2_before;
if (index2 == start)
index2_before = end - 1;
else index2_before = index2 - 1;
val = interpKeyframes(normTime2, sampleDataIndex, perData_keyframes[index2_before], perData_keyframes[index2]);
if (val < min) min = val;
if (val > max) max = val;
int between_index = index1_next;
while(true)
{
if (between_index == end) // loop around
between_index = start;
if (between_index == index2)
break;
val = perData_keyframes[between_index]->sample.getValue(sampleDataIndex);
if (val < min) min = val;
if (val > max) max = val;
between_index++;
}
return true;
}
BreathSample Pattern::getClosestSample(const BreathSample* target, float normTime1, float normTime2) const
{
ASSERT(isValid(), BreathSample());
BreathSample result = BreathSample(-1, -1, -1, -1, -1);
for (int i = 0; i < BreathSample::NUM_VALUES; i++)
{
float min;
float max;
if (getBoundingRange(normTime1, normTime2, i, min, max))
{
if (target->getValue(i) < min)
result.setValue(i, min);
else if (target->getValue(i) > max)
result.setValue(i, max);
else
result.setValue(i, target->getValue(i));
}
}
return result;
}
bool Pattern::getInterpolatedValue(float normTime, int sampleDataIndex, float& value) const
{
ASSERT(normTime >= 0.0f && normTime <= 1.0f, false);
ASSERT(isValid(), false);
if (numKeyframes == 1)
{
if (keyframes[0].sample.hasValue(sampleDataIndex))
{
value = keyframes[0].sample.getValue(sampleDataIndex);
return true;
}
else
{
return false;
}
}
Keyframe* keyframeIndex1;
Keyframe* keyframeIndex2;
if (!getBoundingKeyframes(normTime, sampleDataIndex, keyframeIndex1, keyframeIndex2))
{
return false;
}
// int keyframeIndex1_index = (int)(keyframeIndex1 - keyframes);
// int keyframeIndex2_index = (int)(keyframeIndex2 - keyframes);
value = interpKeyframes(normTime, sampleDataIndex, keyframeIndex1, keyframeIndex2);
return true;
}
float Pattern::interpKeyframes(float normTime, int sampleDataIndex, const Keyframe* keyframe1, const Keyframe* keyframe2)
{
ASSERT(normTime >= 0.0f && normTime <= 1.0f, 0.0f);
ASSERT(keyframe1 != nullptr, 0.0f);
ASSERT(keyframe2 != nullptr, 0.0f);
ASSERT(keyframe1->sample.hasValue(sampleDataIndex), 0.0f);
ASSERT(keyframe2->sample.hasValue(sampleDataIndex), 0.0f);
// Override interpolation of constants
if (sampleDataIndex < BreathSample::NUM_CONSTANTS)
{
return keyframe1->sample.getValue(sampleDataIndex);
}
if (keyframe1->time == keyframe2->time)
{
return keyframe2->sample.getValue(sampleDataIndex);
}
float time1 = keyframe1->time;
float time2 = keyframe2->time;
// Circular check (i.e., if the next keyframe is before the current keyframe)
if (time2 < time1)
{
time2 += 1.0f;
if (normTime < time1)
{
normTime += 1.0f;
}
}
float value1 = keyframe1->sample.getValue(sampleDataIndex);
float value2 = keyframe2->sample.getValue(sampleDataIndex);
float t = (normTime - time1) / (time2 - time1);
return Interpolators::Interp(value1, value2, t, keyframe1->method);
}
bool Pattern::getBooleanValue(float normTime, int sampleDataIndex, bool& value) const
{
ASSERT(normTime >= 0.0f && normTime <= 1.0f, false);
ASSERT(isValid(), false);
Keyframe *keyframe;
if (getKeyframeAtTime(normTime, sampleDataIndex, keyframe))
{
value = keyframe->sample.getValue(sampleDataIndex) >= 0.5f;
return true;
}
else
{
return false;
}
}
BreathSample Pattern::getTarget(float normTime, bool overrideConstants) const
{
ASSERT(normTime >= 0.0f && normTime <= 1.0f, BreathSample());
ASSERT(isValid(), BreathSample());
BreathSample sample;
// EDebug::Log("Pattern::getTarget: normTime = %f", normTime);
if (overrideConstants)
{
float value;
for (int i = 0; i < BreathSample::NUM_VALUES; i++)
{
if (getInterpolatedValue(normTime, i, value))
{
sample.setValue(i, value);
}
}
}
else
{
bool bool_value;
for (int i = 0; i < BreathSample::NUM_CONSTANTS; i++)
{
if (getBooleanValue(normTime, i, bool_value))
{
sample.setValue(i, bool_value ? 1.0f : 0.0f);
// EDebug::Log("Pattern::getTarget: %d -> %s", i, bool_value ? "true" : "false");
}
}
float float_value;
for (int i = BreathSample::NUM_CONSTANTS; i < BreathSample::NUM_VALUES; i++)
{
if (getInterpolatedValue(normTime, i, float_value))
{
sample.setValue(i, float_value);
// EDebug::Log("Pattern::getTarget: %d -> %.2f", i, float_value);
}
}
}
return sample;
}
void Pattern::orderKeyframes()
{
ASSERT(numKeyframes > 0 && keyframes != nullptr && length > 0.0f,);
for (int i = 0; i < numKeyframes - 1; i++)
{
for (int j = i + 1; j < numKeyframes; j++)
{
if (keyframes[i].time > keyframes[j].time)
{
Keyframe temp = keyframes[i];
keyframes[i] = keyframes[j];
keyframes[j] = temp;
}
}
}
}
void Pattern::calculatePerDataKeyframes()
{
ASSERT(numKeyframes > 0 && keyframes != nullptr && length > 0.0f,);
if (perData_keyframes != nullptr)
{
EDebug::Warning("Pattern::calculatePerDataKeyframes: perData_keyframes != nullptr");
delete[] perData_keyframes;
perData_keyframes = nullptr;
}
std::vector<int> keyframeIndices;
perData_start = new int[BreathSample::NUM_VALUES + 1];
perData_start[0] = 0;
int sum = 0;
for (int dataIndex = 0; dataIndex < BreathSample::NUM_VALUES; dataIndex++)
{
for (int i = 0; i < numKeyframes; i++)
{
if (keyframes[i].sample.hasValue(dataIndex))
{
keyframeIndices.push_back(i);
sum++;
}
}
perData_start[dataIndex + 1] = sum;
}
perData_keyframes = new Keyframe*[sum];
for (int dataIndex = 0; dataIndex < BreathSample::NUM_VALUES; dataIndex++)
{
int start = perData_start[dataIndex];
int end = perData_start[dataIndex + 1];
for (int i = start; i < end; i++)
{
perData_keyframes[i] = &keyframes[keyframeIndices[i]];
}
}
}
void Pattern::applyHoldValues()
{
ASSERT(numKeyframes > 0 && keyframes != nullptr && length > 0.0f,);
for (int i = 0; i < numKeyframes; i++)
{
if (keyframes[i].method == Interpolators::Hold)
{
for (int dataIndex = 0; dataIndex < BreathSample::NUM_VALUES; dataIndex++)
{
if (keyframes[i].sample.hasValue(dataIndex))
continue;
int j = i - 1;
while (true)
{
if (j < 0)
j = numKeyframes - 1;
if (j == i)
break;
if (keyframes[j].sample.hasValue(dataIndex))
{
keyframes[i].sample.setValue(dataIndex, keyframes[j].sample.getValue(dataIndex));
break;
}
j--;
}
}
int nextIndex = (i + 1) % numKeyframes;
for (int dataIndex = 0; dataIndex < BreathSample::NUM_VALUES; dataIndex++)
{
if (!keyframes[nextIndex].sample.hasValue(dataIndex))
keyframes[nextIndex].sample.setValue(dataIndex, keyframes[i].sample.getValue(dataIndex));
}
}
}
}
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