void Image3DOverlay::render(RenderArgs* args) {
if (!_isLoaded) {
_isLoaded = true;
_texture = DependencyManager::get<TextureCache>()->getTexture(_url);
}
if (!_visible || !getParentVisible() || !_texture || !_texture->isLoaded()) {
return;
}
Q_ASSERT(args->_batch);
gpu::Batch* batch = args->_batch;
float imageWidth = _texture->getWidth();
float imageHeight = _texture->getHeight();
QRect fromImage;
if (_fromImage.isNull()) {
fromImage.setX(0);
fromImage.setY(0);
fromImage.setWidth(imageWidth);
fromImage.setHeight(imageHeight);
} else {
float scaleX = imageWidth / _texture->getOriginalWidth();
float scaleY = imageHeight / _texture->getOriginalHeight();
fromImage.setX(scaleX * _fromImage.x());
fromImage.setY(scaleY * _fromImage.y());
fromImage.setWidth(scaleX * _fromImage.width());
fromImage.setHeight(scaleY * _fromImage.height());
}
float maxSize = glm::max(fromImage.width(), fromImage.height());
float x = fromImage.width() / (2.0f * maxSize);
float y = -fromImage.height() / (2.0f * maxSize);
glm::vec2 topLeft(-x, -y);
glm::vec2 bottomRight(x, y);
glm::vec2 texCoordTopLeft(fromImage.x() / imageWidth, fromImage.y() / imageHeight);
glm::vec2 texCoordBottomRight((fromImage.x() + fromImage.width()) / imageWidth,
(fromImage.y() + fromImage.height()) / imageHeight);
const float MAX_COLOR = 255.0f;
xColor color = getColor();
float alpha = getAlpha();
applyTransformTo(_transform, true);
Transform transform = _transform;
transform.postScale(glm::vec3(getDimensions(), 1.0f));
batch->setModelTransform(transform);
batch->setResourceTexture(0, _texture->getGPUTexture());
DependencyManager::get<GeometryCache>()->renderQuad(
*batch, topLeft, bottomRight, texCoordTopLeft, texCoordBottomRight,
glm::vec4(color.red / MAX_COLOR, color.green / MAX_COLOR, color.blue / MAX_COLOR, alpha)
);
batch->setResourceTexture(0, args->_whiteTexture); // restore default white color after me
}
bool Web3DOverlay::findRayIntersection(const glm::vec3& origin, const glm::vec3& direction, float& distance, BoxFace& face) {
//// Make sure position and rotation is updated.
applyTransformTo(_transform, true);
vec2 size = _resolution / _dpi * INCHES_TO_METERS * vec2(getDimensions());
// Produce the dimensions of the overlay based on the image's aspect ratio and the overlay's scale.
return findRayRectangleIntersection(origin, direction, getRotation(), getPosition(), size, distance);
}
void Text3DOverlay::render(RenderArgs* args) {
if (!_visible || !getParentVisible()) {
return; // do nothing if we're not visible
}
Q_ASSERT(args->_batch);
auto& batch = *args->_batch;
applyTransformTo(_transform, true);
batch.setModelTransform(_transform);
const float MAX_COLOR = 255.0f;
xColor backgroundColor = getBackgroundColor();
glm::vec4 quadColor(backgroundColor.red / MAX_COLOR, backgroundColor.green / MAX_COLOR,
backgroundColor.blue / MAX_COLOR, getBackgroundAlpha());
glm::vec2 dimensions = getDimensions();
glm::vec2 halfDimensions = dimensions * 0.5f;
const float SLIGHTLY_BEHIND = -0.001f;
glm::vec3 topLeft(-halfDimensions.x, -halfDimensions.y, SLIGHTLY_BEHIND);
glm::vec3 bottomRight(halfDimensions.x, halfDimensions.y, SLIGHTLY_BEHIND);
DependencyManager::get<DeferredLightingEffect>()->bindSimpleProgram(batch, false, true, false, true);
DependencyManager::get<GeometryCache>()->renderQuad(batch, topLeft, bottomRight, quadColor);
// Same font properties as textSize()
float maxHeight = (float)_textRenderer->computeExtent("Xy").y * LINE_SCALE_RATIO;
float scaleFactor = (maxHeight / FIXED_FONT_SCALING_RATIO) * _lineHeight;
glm::vec2 clipMinimum(0.0f, 0.0f);
glm::vec2 clipDimensions((dimensions.x - (_leftMargin + _rightMargin)) / scaleFactor,
(dimensions.y - (_topMargin + _bottomMargin)) / scaleFactor);
Transform transform = _transform;
transform.postTranslate(glm::vec3(-(halfDimensions.x - _leftMargin),
halfDimensions.y - _topMargin, 0.001f));
transform.setScale(scaleFactor);
batch.setModelTransform(transform);
glm::vec4 textColor = { _color.red / MAX_COLOR, _color.green / MAX_COLOR,
_color.blue / MAX_COLOR, getAlpha() };
_textRenderer->draw(batch, 0, 0, _text, textColor);
}
bool Image3DOverlay::findRayIntersection(const glm::vec3& origin, const glm::vec3& direction,
float& distance, BoxFace& face) {
if (_texture && _texture->isLoaded()) {
// Make sure position and rotation is updated.
applyTransformTo(_transform, true);
// Produce the dimensions of the overlay based on the image's aspect ratio and the overlay's scale.
bool isNull = _fromImage.isNull();
float width = isNull ? _texture->getWidth() : _fromImage.width();
float height = isNull ? _texture->getHeight() : _fromImage.height();
float maxSize = glm::max(width, height);
glm::vec2 dimensions = _dimensions * glm::vec2(width / maxSize, height / maxSize);
return findRayRectangleIntersection(origin, direction, getRotation(), getPosition(), dimensions, distance);
}
return false;
}
void Web3DOverlay::render(RenderArgs* args) {
if (!_visible || !getParentVisible()) {
return;
}
QOpenGLContext * currentContext = QOpenGLContext::currentContext();
QSurface * currentSurface = currentContext->surface();
if (!_webSurface) {
_webSurface = new OffscreenQmlSurface();
_webSurface->create(currentContext);
_webSurface->setBaseUrl(QUrl::fromLocalFile(PathUtils::resourcesPath() + "/qml/"));
_webSurface->load("WebEntity.qml");
_webSurface->resume();
_webSurface->getRootItem()->setProperty("url", _url);
_webSurface->resize(QSize(_resolution.x, _resolution.y));
_connection = QObject::connect(_webSurface, &OffscreenQmlSurface::textureUpdated, [&](GLuint textureId) {
_texture = textureId;
});
currentContext->makeCurrent(currentSurface);
}
vec2 size = _resolution / _dpi * INCHES_TO_METERS;
vec2 halfSize = size / 2.0f;
vec4 color(toGlm(getColor()), getAlpha());
applyTransformTo(_transform, true);
Transform transform = _transform;
if (glm::length2(getDimensions()) != 1.0f) {
transform.postScale(vec3(getDimensions(), 1.0f));
}
Q_ASSERT(args->_batch);
gpu::Batch& batch = *args->_batch;
if (_texture) {
batch._glActiveBindTexture(GL_TEXTURE0, GL_TEXTURE_2D, _texture);
} else {
batch.setResourceTexture(0, DependencyManager::get<TextureCache>()->getWhiteTexture());
}
batch.setModelTransform(transform);
DependencyManager::get<DeferredLightingEffect>()->bindSimpleProgram(batch, true, false, false, true);
DependencyManager::get<GeometryCache>()->renderQuad(batch, halfSize * -1.0f, halfSize, vec2(0), vec2(1), color);
batch.setResourceTexture(0, args->_whiteTexture); // restore default white color after me
}
void Text3DOverlay::update(float deltatime) {
applyTransformTo(_transform);
}
bool Text3DOverlay::findRayIntersection(const glm::vec3 &origin, const glm::vec3 &direction, float &distance,
BoxFace &face, glm::vec3& surfaceNormal) {
applyTransformTo(_transform, true);
return Billboard3DOverlay::findRayIntersection(origin, direction, distance, face, surfaceNormal);
}
