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scopes: moved all shared code to a base class to easily add more scopes

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This commit is contained in:
itsmattkc
2020-05-05 02:41:16 +10:00
parent 30efe054c7
commit 51c896ed7e
8 changed files with 310 additions and 409 deletions
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app/widget/scope/waveform/waveform.cpp
+37 -131
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@@ -32,59 +32,24 @@
OLIVE_NAMESPACE_ENTER
WaveformScope::WaveformScope(QWidget* parent) :
ManagedDisplayWidget(parent),
buffer_(nullptr)
ScopeBase(parent)
{
EnableDefaultContextMenu();
}
WaveformScope::~WaveformScope()
OpenGLShaderPtr WaveformScope::CreateShader()
{
CleanUp();
OpenGLShaderPtr pipeline = OpenGLShader::Create();
if (context()) {
disconnect(context(), &QOpenGLContext::aboutToBeDestroyed, this, &WaveformScope::CleanUp);
}
pipeline->create();
pipeline->addShaderFromSourceCode(QOpenGLShader::Vertex, OpenGLShader::CodeDefaultVertex());
pipeline->addShaderFromSourceCode(QOpenGLShader::Fragment, Node::ReadFileAsString(":/shaders/rgbwaveform.frag"));
pipeline->link();
return pipeline;
}
void WaveformScope::SetBuffer(Frame *frame)
void WaveformScope::DrawScope()
{
buffer_ = frame;
UploadTextureFromBuffer();
}
void WaveformScope::showEvent(QShowEvent* e)
{
ManagedDisplayWidget::showEvent(e);
UploadTextureFromBuffer();
}
void WaveformScope::initializeGL()
{
ManagedDisplayWidget::initializeGL();
pipeline_ = OpenGLShader::Create();
pipeline_->create();
pipeline_->addShaderFromSourceCode(QOpenGLShader::Vertex, OpenGLShader::CodeDefaultVertex());
pipeline_->addShaderFromSourceCode(QOpenGLShader::Fragment, Node::ReadFileAsString(":/shaders/rgbwaveform.frag"));
pipeline_->link();
framebuffer_.Create(context());
connect(context(), &QOpenGLContext::aboutToBeDestroyed, this, &WaveformScope::CleanUp, Qt::DirectConnection);
UploadTextureFromBuffer();
}
void WaveformScope::paintGL()
{
QOpenGLFunctions* f = context()->functions();
f->glClearColor(0, 0, 0, 0);
f->glClear(GL_COLOR_BUFFER_BIT);
float waveform_scale = 0.80f;
float waveform_dim_x = width() * waveform_scale;
float waveform_dim_y = height() * waveform_scale;
@@ -93,59 +58,40 @@ void WaveformScope::paintGL()
float waveform_end_dim_x = width() - waveform_start_dim_x;
float waveform_end_dim_y = height() - waveform_start_dim_y;
if (buffer_ && pipeline_ && texture_.IsCreated()) {
// Convert reference frame to display space
framebuffer_.Attach(&managed_tex_);
framebuffer_.Bind();
// Draw waveform through shader
pipeline()->bind();
pipeline()->setUniformValue("ove_resolution", managed_tex().width(), managed_tex().height());
pipeline()->setUniformValue("ove_viewport", width(), height());
GLfloat luma[3] = {0.0, 0.0, 0.0};
color_manager()->GetDefaultLumaCoefs(luma);
pipeline()->setUniformValue("luma_coeffs", luma[0], luma[1], luma[2]);
texture_.Bind();
// Scale of the waveform relative to the viewport surface.
pipeline()->setUniformValue("waveform_scale", waveform_scale);
pipeline()->setUniformValue(
"waveform_dims", waveform_dim_x, waveform_dim_y);
f->glViewport(0, 0, texture_.width(), texture_.height());
pipeline()->setUniformValue(
"waveform_region",
waveform_start_dim_x, waveform_start_dim_y,
waveform_end_dim_x, waveform_end_dim_y);
color_service()->ProcessOpenGL();
float waveform_start_uv_x = waveform_start_dim_x / width();
float waveform_start_uv_y = waveform_start_dim_y / height();
float waveform_end_uv_x = waveform_end_dim_x / width();
float waveform_end_uv_y = waveform_end_dim_y / height();
pipeline()->setUniformValue(
"waveform_uv",
waveform_start_uv_x, waveform_start_uv_y,
waveform_end_uv_x, waveform_end_uv_y);
texture_.Release();
pipeline()->release();
framebuffer_.Release();
framebuffer_.Detach();
managed_tex().Bind();
// Draw waveform through shader
pipeline_->bind();
pipeline_->setUniformValue("ove_resolution", texture_.width(), texture_.height());
pipeline_->setUniformValue("ove_viewport", width(), height());
GLfloat luma[3] = {0.0, 0.0, 0.0};
color_manager()->GetDefaultLumaCoefs(luma);
pipeline_->setUniformValue("luma_coeffs", luma[0], luma[1], luma[2]);
OpenGLRenderFunctions::Blit(pipeline());
// Scale of the waveform relative to the viewport surface.
pipeline_->setUniformValue("waveform_scale", waveform_scale);
pipeline_->setUniformValue(
"waveform_dims", waveform_dim_x, waveform_dim_y);
pipeline_->setUniformValue(
"waveform_region",
waveform_start_dim_x, waveform_start_dim_y,
waveform_end_dim_x, waveform_end_dim_y);
float waveform_start_uv_x = waveform_start_dim_x / width();
float waveform_start_uv_y = waveform_start_dim_y / height();
float waveform_end_uv_x = waveform_end_dim_x / width();
float waveform_end_uv_y = waveform_end_dim_y / height();
pipeline_->setUniformValue(
"waveform_uv",
waveform_start_uv_x, waveform_start_uv_y,
waveform_end_uv_x, waveform_end_uv_y);
pipeline_->release();
f->glViewport(0, 0, width(), height());
managed_tex_.Bind();
OpenGLRenderFunctions::Blit(pipeline_);
managed_tex_.Release();
}
managed_tex().Release();
// Draw line overlays
QPainter p(this);
@@ -179,44 +125,4 @@ void WaveformScope::paintGL()
p.drawLines(ire_lines);
}
void WaveformScope::UploadTextureFromBuffer()
{
if (!isVisible()) {
return;
}
if (buffer_) {
makeCurrent();
if (!texture_.IsCreated()
|| texture_.width() != buffer_->width()
|| texture_.height() != buffer_->height()
|| texture_.format() != buffer_->format()) {
texture_.Destroy();
managed_tex_.Destroy();
texture_.Create(context(), buffer_);
managed_tex_.Create(context(), buffer_->video_params());
} else {
texture_.Upload(buffer_);
}
doneCurrent();
}
update();
}
void WaveformScope::CleanUp()
{
makeCurrent();
pipeline_ = nullptr;
texture_.Destroy();
managed_tex_.Destroy();
framebuffer_.Destroy();
doneCurrent();
}
OLIVE_NAMESPACE_EXIT