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osb/source/frontend/StarCinematic.cpp

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#include "StarCinematic.hpp"
#include "StarJsonExtra.hpp"
#include "StarRoot.hpp"
#include "StarWorldClient.hpp"
#include "StarAssets.hpp"
#include "StarGuiContext.hpp"
#include "StarPlayer.hpp"
namespace Star {
const float vWidth = 960.0f;
const float vHeight = 540.0f;
Cinematic::Cinematic() {
m_completionTime = 0;
m_completable = false;
m_suppressInput = false;
}
void Cinematic::load(Json const& definition) {
stop();
for (auto timeSkipDefinition : definition.getArray("timeSkips", JsonArray())) {
TimeSkip timeSkip;
timeSkip.availableTime = timeSkipDefinition.getFloat("available");
timeSkip.skipToTime = timeSkipDefinition.getFloat("skipTo");
m_timeSkips.append(timeSkip);
}
sort(m_timeSkips, [](TimeSkip const& a, TimeSkip const& b) -> bool {
return a.availableTime < b.availableTime;
});
for (auto cameraDefinition : definition.getArray("camera", JsonArray())) {
CameraKeyFrame keyFrame;
keyFrame.timecode = cameraDefinition.getFloat("timecode");
keyFrame.zoom = cameraDefinition.getFloat("zoom", 1.0f);
if (cameraDefinition.contains("pan"))
keyFrame.pan = jsonToVec2F(cameraDefinition.get("pan"));
m_cameraKeyFrames.append(keyFrame);
}
for (auto panelDefinition : definition.getArray("panels")) {
PanelPtr panel = make_shared<Panel>();
panel->useCamera = panelDefinition.getBool("useCamera", true);
panel->drawables = panelDefinition.getArray("drawables", {});
panel->animationFrames = panelDefinition.getInt("animationFrames", std::numeric_limits<int>::max());
panel->text = panelDefinition.getString("text", "");
panel->textPosition = TextPositioning(panelDefinition.get("textPosition", JsonObject()));
panel->fontColor = panelDefinition.opt("fontColor").apply(jsonToVec4B).value(Vec4B(255, 255, 255, 255));
panel->fontSize = panelDefinition.getUInt("fontSize", 8);
panel->avatar = panelDefinition.getString("avatar", "");
panel->startTime = panelDefinition.getFloat("startTime", 0);
panel->endTime = panelDefinition.getFloat("endTime", 0);
panel->loopTime = panelDefinition.getFloat("loopTime", 0);
for (auto keyframeDefinition : panelDefinition.getArray("keyframes")) {
KeyFrame keyframe;
keyframe.timecode = keyframeDefinition.getFloat("timecode");
keyframe.command = keyframeDefinition;
panel->keyFrames.append(keyframe);
float endTimecode = panel->endTime > 0 ? std::min(panel->endTime, panel->startTime + keyframe.timecode) : panel->startTime + keyframe.timecode;
m_completionTime = std::max(m_completionTime, endTimecode);
}
m_panels.append(panel);
}
for (auto audioDefinition : definition.getArray("audio")) {
AudioCue cue;
cue.timecode = audioDefinition.getFloat("timecode");
cue.loops = audioDefinition.getInt("loops", 0);
cue.endTimecode = audioDefinition.getFloat("endTimecode", 0);
cue.resource = audioDefinition.getString("resource");
m_audioCues.append(cue);
m_completionTime = std::max(m_completionTime, cue.timecode);
m_completionTime = std::max(m_completionTime, cue.endTimecode);
}
m_activeAudio = std::vector<AudioInstancePtr>(m_audioCues.size());
if (definition.contains("offset"))
m_offset = jsonToVec2F(definition.get("offset"));
else
m_offset = {};
if (definition.contains("backgroundColor"))
m_backgroundColor = jsonToVec4B(definition.get("backgroundColor"));
else
m_backgroundColor = {};
m_backgroundFadeTime = definition.getFloat("backgroundFadeTime", 0);
m_completionTime += 2 * m_backgroundFadeTime;
m_scissor = definition.getBool("scissor", true);
m_letterbox = definition.getBool("letterbox", true);
m_skippable = definition.getBool("skippable", true);
m_suppressInput = definition.getBool("suppressInput", true);
m_muteSfx = definition.getBool("muteSfx", false);
m_muteMusic = definition.getBool("muteMusic", false);
m_timer.reset();
m_timer.start();
}
void Cinematic::setPlayer(PlayerPtr player) {
m_player = player;
}
void Cinematic::update() {
m_currentTimeSkip = {};
for (auto timeSkip : m_timeSkips) {
if (currentTimecode() >= timeSkip.availableTime && currentTimecode() < timeSkip.skipToTime)
m_currentTimeSkip = timeSkip;
}
}
bool Cinematic::completed() const {
for (size_t i = 0; i < m_audioCues.size(); ++i) {
if (m_activeAudio[i] && !m_activeAudio[i]->finished())
return false;
}
return m_timer.time() >= m_completionTime;
}
bool Cinematic::completable() const {
return m_completable;
}
void Cinematic::render() {
if (completed())
return;
auto& guiContext = GuiContext::singleton();
auto mixer = guiContext.mixer();
auto renderer = guiContext.renderer();
auto textPainter = guiContext.textPainter();
m_windowSize = Vec2F(renderer->screenSize());
Vec2F screenWindowSize = Vec2F(vWidth * m_drawableScale, vHeight * m_drawableScale);
m_drawableScale = std::min(m_windowSize[0] / vWidth, m_windowSize[1] / vHeight);
m_drawableTranslation = Vec2F(0.5f * (m_windowSize[0] - vWidth * m_drawableScale), 0.5f * (m_windowSize[1] - vHeight * m_drawableScale));
m_scissorRect = RectI::withSize(Vec2I::floor((m_windowSize / 2) - (screenWindowSize / 2)), Vec2I::ceil(screenWindowSize));
updateCamera(m_timer.time());
float fadeFactor = 1.0;
if (m_backgroundFadeTime > 0) {
if (m_timer.time() < m_backgroundFadeTime)
fadeFactor = m_timer.time() / m_backgroundFadeTime;
else if (m_completionTime - m_timer.time() < m_backgroundFadeTime)
fadeFactor = max<float>(0.0f, m_completionTime - m_timer.time()) / m_backgroundFadeTime;
}
if (m_backgroundColor) {
Vec4B backgroundColor = m_backgroundColor.get();
backgroundColor[3] *= fadeFactor;
renderer->render(renderFlatRect(RectF::withSize(Vec2F(0, 0), m_windowSize), backgroundColor, 0.0f));
}
if (m_letterbox && !m_backgroundColor) {
Vec4B letterboxColor = Vec4B(0, 0, 0, 255 * fadeFactor);
if (m_windowSize[0] / vWidth > m_windowSize[1] / vHeight) {
renderer->render(renderFlatRect(RectF(0, 0, m_scissorRect.xMin(), m_windowSize[1]), letterboxColor, 0.0f));
renderer->render(renderFlatRect(RectF(m_scissorRect.xMax(), 0, m_windowSize[0], m_windowSize[1]), letterboxColor, 0.0f));
} else {
renderer->render(renderFlatRect(RectF(0, 0, m_windowSize[0], m_scissorRect.yMin()), letterboxColor, 0.0f));
renderer->render(renderFlatRect(RectF(0, m_scissorRect.yMax(), m_windowSize[0], m_windowSize[1]), letterboxColor, 0.0f));
}
}
if (fadeFactor < 1.0f)
return;
if (m_scissor)
renderer->setScissorRect(m_scissorRect);
String playerSpecies = "";
if (m_player)
playerSpecies = m_player->species();
for (auto panel : m_panels) {
float drawableScale = m_drawableScale;
Vec2F drawableTranslation = m_drawableTranslation;
if (panel->useCamera) {
drawableScale *= m_cameraZoom;
drawableTranslation += m_cameraPan * drawableScale;
}
auto values = determinePanelValues(panel, currentTimecode());
if (values.completable)
m_completable = true;
if (!values.alpha)
continue;
auto frame = toString(((int)values.frame) % panel->animationFrames);
auto alphaColor = Color::rgbaf(1.0f, 1.0f, 1.0f, values.alpha);
for (auto const& d : panel->drawables) {
Drawable drawable = Drawable(d.set("image", d.getString("image").replaceTags(StringMap<String>{{"species", playerSpecies}, {"frame", frame}})));
drawable.translate(m_offset);
drawable.scale(values.zoom);
drawable.translate(values.position);
drawable.color *= alphaColor;
drawDrawable(move(drawable), drawableScale, drawableTranslation);
}
if (!panel->avatar.empty() && m_player) {
for (auto drawable : m_player->portrait(PortraitModeNames.getLeft(panel->avatar))) {
drawable.translate(m_offset);
drawable.scale(values.zoom);
drawable.translate(values.position);
drawable.color *= alphaColor;
drawDrawable(move(drawable), drawableScale, drawableTranslation);
}
}
if (!panel->text.empty()) {
textPainter->setFontSize(floor(panel->fontSize * drawableScale));
auto fontColor = panel->fontColor;
fontColor[3] *= values.alpha;
textPainter->setFontColor(fontColor);
Vec2F position = (m_offset + values.position + Vec2F(panel->textPosition.pos)) * drawableScale + drawableTranslation;
TextPositioning tp = TextPositioning(position, panel->textPosition.hAnchor, panel->textPosition.vAnchor, {}, {});
if (panel->textPosition.wrapWidth)
tp.wrapWidth = floor(panel->textPosition.wrapWidth.get() * drawableScale);
if (values.textPercentage < 1.0)
tp.charLimit = floor(panel->text.length() * values.textPercentage);
textPainter->renderText(panel->text, tp);
}
}
if (m_scissor)
renderer->setScissorRect({});
for (size_t i = 0; i < m_audioCues.size(); ++i) {
if (m_audioCues[i].endTimecode > 0 && m_audioCues[i].endTimecode <= currentTimecode()) {
if (!m_activeAudio[i])
continue;
m_activeAudio[i]->stop();
} else if (m_audioCues[i].timecode <= currentTimecode()) {
if (m_activeAudio[i])
continue;
AudioInstancePtr audioInstance = make_shared<AudioInstance>(*Root::singleton().assets()->audio(m_audioCues[i].resource));
audioInstance->setLoops(m_audioCues[i].loops);
audioInstance->setMixerGroup(MixerGroup::Cinematic);
mixer->play(audioInstance);
m_activeAudio[i] = audioInstance;
}
}
}
void Cinematic::drawDrawable(Drawable const& drawable, float drawableScale, Vec2F const& drawableTranslation) {
auto& guiContext = GuiContext::singleton();
auto& renderer = guiContext.renderer();
auto& textureGroup = guiContext.assetTextureGroup();
auto& primitives = renderer->immediatePrimitives();
if (drawable.isImage()) {
auto const& imagePart = drawable.imagePart();
auto texture = textureGroup->loadTexture(imagePart.image);
auto size = Vec2F(texture->size());
RectF imageRect(Vec2F(), size);
Vec2F screenTranslation = drawable.position * drawableScale + drawableTranslation;
Vec2F lowerLeft =
imagePart.transformation.transformVec2(Vec2F(imageRect.xMin(), imageRect.yMin())) * drawableScale
+ screenTranslation;
Vec2F lowerRight =
imagePart.transformation.transformVec2(Vec2F(imageRect.xMax(), imageRect.yMin())) * drawableScale
+ screenTranslation;
Vec2F upperRight =
imagePart.transformation.transformVec2(Vec2F(imageRect.xMax(), imageRect.yMax())) * drawableScale
+ screenTranslation;
Vec2F upperLeft =
imagePart.transformation.transformVec2(Vec2F(imageRect.xMin(), imageRect.yMax())) * drawableScale
+ screenTranslation;
Vec4B drawableColor = drawable.color.toRgba();
primitives.emplace_back(std::in_place_type_t<RenderQuad>(), move(texture),
lowerLeft, Vec2F{0, 0},
lowerRight, Vec2F{size[0], 0},
upperRight, Vec2F{size[0], size[1]},
upperLeft, Vec2F{0, size[1]},
drawableColor, 0.0f);
} else {
starAssert(drawable.part.empty());
}
}
void Cinematic::updateCamera(float timecode) {
float startZoom = 1.0f;
float startZoomTimecode = -1;
float endZoom = startZoom;
float endZoomTimecode = startZoomTimecode;
Vec2F startPan = {0, 0};
float startPanTimecode = -1;
Vec2F endPan = startPan;
float endPanTimecode = startPanTimecode;
for (auto keyframe : m_cameraKeyFrames) {
if (keyframe.timecode <= timecode) {
startZoom = keyframe.zoom;
startZoomTimecode = keyframe.timecode;
}
if (endZoomTimecode < timecode) {
endZoom = keyframe.zoom;
endZoomTimecode = keyframe.timecode;
}
if (keyframe.timecode <= timecode) {
startPan = keyframe.pan;
startPanTimecode = keyframe.timecode;
}
if (endPanTimecode < timecode) {
endPan = keyframe.pan;
endPanTimecode = keyframe.timecode;
}
}
if (startZoom == endZoom)
m_cameraZoom = startZoom;
else if (timecode <= startZoomTimecode)
m_cameraZoom = startZoom;
else if (timecode >= endZoomTimecode)
m_cameraZoom = endZoom;
else
m_cameraZoom = lerp((timecode - startZoomTimecode) / (endZoomTimecode - startZoomTimecode), startZoom, endZoom);
if (startPan == endPan)
m_cameraPan = startPan;
else if (timecode <= startPanTimecode)
m_cameraPan = startPan;
else if (timecode >= endPanTimecode)
m_cameraPan = endPan;
else
m_cameraPan = lerp((timecode - startPanTimecode) / (endPanTimecode - startPanTimecode), startPan, endPan);
}
float Cinematic::currentTimecode() const {
return std::min((float)m_timer.time() - m_backgroundFadeTime, m_completionTime - 2 * m_backgroundFadeTime);
}
Cinematic::PanelValues Cinematic::determinePanelValues(PanelPtr panel, float timecode) {
if (panel->endTime != 0) {
if (timecode > panel->endTime) {
Cinematic::PanelValues result;
result.alpha = 0;
return result;
}
}
if (panel->startTime != 0) {
if (timecode < panel->startTime) {
Cinematic::PanelValues result;
result.alpha = 0;
return result;
} else {
timecode -= panel->startTime;
}
}
if (panel->loopTime != 0) {
timecode = fmod(timecode, panel->loopTime);
}
float startZoom = 0;
float startZoomTimecode = -1;
float endZoom = startZoom;
float endZoomTimecode = startZoomTimecode;
float startAlpha = 0;
float startAlphaTimecode = -1;
float endAlpha = startAlpha;
float endAlphaTimecode = startAlphaTimecode;
Vec2F startPosition = {};
float startPositionTimecode = -1;
Vec2F endPosition = startPosition;
float endPositionTimecode = startPositionTimecode;
float startFrame = 0;
float startFrameTimecode = -1;
float endFrame = startFrame;
float endFrameTimecode = startFrameTimecode;
float startTextPercentage = 1;
float startTextPercentageTimecode = -1;
float endTextPercentage = 1;
float endTextPercentageTimecode = -1;
bool completable = false;
for (auto keyframe : panel->keyFrames) {
if (keyframe.command.contains("complete")) {
if (keyframe.command.getBool("complete"))
if (keyframe.timecode <= timecode)
completable = true;
}
if (keyframe.command.contains("zoom")) {
float zoom = keyframe.command.getFloat("zoom");
if (keyframe.timecode <= timecode) {
startZoom = zoom;
startZoomTimecode = keyframe.timecode;
}
if (endZoomTimecode < timecode) {
endZoom = zoom;
endZoomTimecode = keyframe.timecode;
}
}
if (keyframe.command.contains("alpha")) {
float alpha = keyframe.command.getFloat("alpha");
if (keyframe.timecode <= timecode) {
startAlpha = alpha;
startAlphaTimecode = keyframe.timecode;
}
if (endAlphaTimecode < timecode) {
endAlpha = alpha;
endAlphaTimecode = keyframe.timecode;
}
}
if (keyframe.command.contains("position")) {
Vec2F position = jsonToVec2F(keyframe.command.get("position"));
if (keyframe.timecode <= timecode) {
startPosition = position;
startPositionTimecode = keyframe.timecode;
}
if (endPositionTimecode < timecode) {
endPosition = position;
endPositionTimecode = keyframe.timecode;
}
}
if (keyframe.command.contains("frame")) {
float frame = keyframe.command.getFloat("frame");
if (keyframe.timecode <= timecode) {
startFrame = frame;
startFrameTimecode = keyframe.timecode;
}
if (endFrameTimecode < timecode) {
endFrame = frame;
endFrameTimecode = keyframe.timecode;
}
}
if (keyframe.command.contains("textPercentage")) {
float textPercentage = keyframe.command.getFloat("textPercentage");
if (keyframe.timecode <= timecode) {
startTextPercentage = textPercentage;
startTextPercentageTimecode = keyframe.timecode;
}
if (endTextPercentageTimecode < timecode) {
endTextPercentage = textPercentage;
endTextPercentageTimecode = keyframe.timecode;
}
}
}
Cinematic::PanelValues result;
result.completable = completable;
if (startZoom == endZoom)
result.zoom = startZoom;
else if (timecode <= startZoomTimecode)
result.zoom = startZoom;
else if (timecode >= endZoomTimecode)
result.zoom = endZoom;
else
result.zoom = lerp((timecode - startZoomTimecode) / (endZoomTimecode - startZoomTimecode), startZoom, endZoom);
if (startAlpha == endAlpha)
result.alpha = startAlpha;
else if (timecode <= startAlphaTimecode)
result.alpha = startAlpha;
else if (timecode >= endAlphaTimecode)
result.alpha = endAlpha;
else
result.alpha = lerp((timecode - startAlphaTimecode) / (endAlphaTimecode - startAlphaTimecode), startAlpha, endAlpha);
if (startPosition == endPosition)
result.position = startPosition;
else if (timecode <= startPositionTimecode)
result.position = startPosition;
else if (timecode >= endPositionTimecode)
result.position = endPosition;
else
result.position = lerp((timecode - startPositionTimecode) / (endPositionTimecode - startPositionTimecode), startPosition, endPosition);
if (startFrame == endFrame)
result.frame = startFrame;
else if (timecode <= startFrameTimecode)
result.frame = startFrame;
else if (timecode >= endFrameTimecode)
result.frame = endFrame;
else
result.frame = lerp((timecode - startFrameTimecode) / (endFrameTimecode - startFrameTimecode), startFrame, endFrame);
if (startTextPercentage == endTextPercentage)
result.textPercentage = startTextPercentage;
else if (timecode <= startTextPercentageTimecode)
result.textPercentage = startTextPercentage;
else if (timecode >= endTextPercentageTimecode)
result.textPercentage = endTextPercentage;
else
result.textPercentage =
lerp((timecode - startTextPercentageTimecode) / (endTextPercentageTimecode - startTextPercentageTimecode),
startTextPercentage,
endTextPercentage);
return result;
}
void Cinematic::setTime(float timecode) {
m_timer.setTime(timecode + m_backgroundFadeTime);
}
void Cinematic::stop() {
m_timeSkips.clear();
m_cameraKeyFrames.clear();
m_panels.clear();
m_completionTime = 0;
m_timer.stop();
m_timer.reset();
for (size_t i = 0; i < m_audioCues.size(); ++i) {
if (m_activeAudio[i])
m_activeAudio[i]->stop();
}
m_audioCues.clear();
m_activeAudio.clear();
m_completable = false;
m_suppressInput = false;
}
bool Cinematic::handleInputEvent(InputEvent const& event) {
if (completed())
return false;
if (event.is<MouseButtonUpEvent>() || event.is<KeyUpEvent>())
return false;
if (event.is<KeyDownEvent>()) {
if (m_currentTimeSkip) {
setTime(m_currentTimeSkip.take().skipToTime);
return true;
} else if (m_skippable && GuiContext::singleton().actions(event).contains(InterfaceAction::CinematicSkip)) {
stop();
return true;
}
}
return m_suppressInput;
}
bool Cinematic::suppressInput() const {
return m_suppressInput && !completed();
}
bool Cinematic::muteSfx() const {
return m_muteSfx && !completed();
}
bool Cinematic::muteMusic() const {
return m_muteMusic && !completed();
}
}
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