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Improve OSC with corner manipulation

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Answering to issue #156
This commit is contained in:
Bruno Herbelin
2024-11-22 15:08:28 +01:00
parent f24cb8dc96
commit ff39f8c458
3 changed files with 36 additions and 0 deletions
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31
src/ControlManager.cpp
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@@ -749,6 +749,37 @@ bool Control::receiveSourceAttribute(Source *target, const std::string &attribut
arguments >> t >> osc::EndMessage;
target->call( new SetGeometry( &transform, t), true );
}
/// e.g. '/vimix/current/corner ffffffff 0 0 0 0 0 0 0 0'
else if (attribute.compare(OSC_SOURCE_CORNER) == 0) {
// read 8 float values
float corners[8] = {0.f};
for (size_t i = 0; i < 8; ++i) {
try {
float val = 0.f;
arguments >> val;
corners[i] = val;
} catch (osc::WrongArgumentTypeException &) {
}
}
// convert to data_ matrix format
Group transform;
transform.copyTransform(target->group(View::GEOMETRY));
transform.data_[0].x = corners[0];
transform.data_[0].y = corners[1];
transform.data_[1].x = corners[2];
transform.data_[1].y = corners[3];
transform.data_[2].x = corners[4];
transform.data_[2].y = corners[5];
transform.data_[3].x = corners[6];
transform.data_[3].y = corners[7];
// duration argument
float t = 0.f;
if (arguments.Eos())
arguments >> osc::EndMessage;
else
arguments >> t >> osc::EndMessage;
target->call( new SetGeometry( &transform, t), true );
}
/// e.g. '/vimix/current/resize ff 10.0 2.2'
else if ( attribute.compare(OSC_SOURCE_RESIZE) == 0) {
float x = 0.f, y = 0.f, t = 0.f;

1
src/ControlManager.h
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@@ -52,6 +52,7 @@
#define OSC_SOURCE_TURN "/turn"
#define OSC_SOURCE_RESET "/reset"
#define OSC_SOURCE_POSITION "/position"
#define OSC_SOURCE_CORNER "/corner"
#define OSC_SOURCE_SIZE "/size"
#define OSC_SOURCE_ANGLE "/angle"
#define OSC_SOURCE_SEEK "/seek"

4
src/SourceCallback.cpp
View File

@@ -762,6 +762,10 @@ void SetGeometry::update(Source *s, float dt)
intermediate.translation_ = glm::mix(start_.translation_, target_.translation_, progress/duration_);
intermediate.scale_ = glm::mix(start_.scale_, target_.scale_, progress/duration_);
intermediate.rotation_ = glm::mix(start_.rotation_, target_.rotation_, progress/duration_);
intermediate.data_[0] = glm::mix(start_.data_[0], target_.data_[0], progress/duration_);
intermediate.data_[1] = glm::mix(start_.data_[1], target_.data_[1], progress/duration_);
intermediate.data_[2] = glm::mix(start_.data_[2], target_.data_[2], progress/duration_);
intermediate.data_[3] = glm::mix(start_.data_[3], target_.data_[3], progress/duration_);
// apply geometry
s->group(View::GEOMETRY)->copyTransform(&intermediate);
s->touch();