SpectraDefaultRenderer::SpectraDefaultRenderer(
SpectraApp& app,
const std::shared_ptr<SpectraSharedObjects>& sh_obj,
const std::shared_ptr<SpectraVisualisation>& doc_vis,
wxGLCanvas* canvas
): SpectraRenderer(app, sh_obj, doc_vis, canvas)
, doc_vis_prog(Common().BuildProgram("default_doc_vis.prog"))
, doc_vis_projection_matrix(doc_vis_prog, "ProjectionMatrix")
, doc_vis_camera_matrix(doc_vis_prog, "CameraMatrix")
, doc_vis_stretch_matrix(doc_vis_prog, "StretchMatrix")
, doc_vis_transf_matrix(doc_vis_prog, "TransfMatrix")
, doc_vis_spectrum_tex(doc_vis_prog, "SpectrumTex")
, doc_vis_spectrum_size(doc_vis_prog, "SpectrumSize")
, doc_vis_samples_per_unit(doc_vis_prog, "SamplesPerUnit")
, doc_vis_selected_time(doc_vis_prog, "SelectedTime")
, doc_vis_selection_begin(doc_vis_prog, "SelectionBegin")
, doc_vis_selection_end(doc_vis_prog, "SelectionEnd")
, spectrum_plane_wrap(
Common().SpectrumPlane(
GLuint(DocVis().GridSamples()),
GLuint(DocVis().SignalSpectrumSize())
)
), spectrum_plane_vao(spectrum_plane_wrap.VAOForProgram(doc_vis_prog))
, vis_cue_prog(Common().BuildProgram("default_vis_cue.prog"))
, vis_cue_projection_matrix(vis_cue_prog, "ProjectionMatrix")
, vis_cue_camera_matrix(vis_cue_prog, "CameraMatrix")
, vis_cue_stretch_matrix(vis_cue_prog, "StretchMatrix")
, vis_cue_transf_matrix(vis_cue_prog, "TransfMatrix")
, vis_cue_color(vis_cue_prog, "Color")
, vis_cue_alpha(vis_cue_prog, "Alpha")
, ground_grid_vao(Common().GroundUnitGrid().VAOForProgram(vis_cue_prog))
, wall_grid_vao(Common().WallUnitGrid().VAOForProgram(vis_cue_prog))
{
CacheBgColor();
}
SpectraRenderer::SpectraRenderer(
SpectraApp& app,
const std::shared_ptr<SpectraSharedObjects>& sh_obj,
const std::shared_ptr<SpectraVisualisation>& doc_vis,
wxGLCanvas* canvas)
: parent_app(app)
, shared_objects(sh_obj)
, document_vis(doc_vis) {
assert(canvas);
canvas->SetCurrent(DocVis().GLContext());
}
void SpectraDefaultRenderer::Render(
SpectraDocumentView& view,
wxGLCanvas* canvas
)
{
assert(canvas);
canvas->SetCurrent(DocVis().GLContext());
oglplus::Context gl;
gl.Viewport(view.Width(), view.Height());
gl.ClearColor(clear_r, clear_g, clear_b, 0.0);
gl.ClearDepth(1.0f);
gl.Clear().ColorBuffer().DepthBuffer();
gl.Enable(oglplus::Capability::DepthTest);
RenderSpectrum(view);
RenderVisualCues(view);
}
void SpectraDefaultRenderer::RenderSpectrum(SpectraDocumentView& view)
{
doc_vis_prog.Use();
doc_vis_projection_matrix.TrySet(view.ProjectionMatrix());
doc_vis_camera_matrix.TrySet(view.CameraMatrix());
doc_vis_stretch_matrix.TrySet(view.StretchMatrix());
doc_vis_transf_matrix.TrySet(view.TransfMatrix());
oglplus::Texture::Active(0);
DocVis().SpectrumTex().Bind(oglplus::Texture::Target::Buffer);
doc_vis_spectrum_tex.TrySet(0);
doc_vis_spectrum_size.TrySet(int(DocVis().SignalSpectrumSize()));
doc_vis_samples_per_unit.TrySet(int(DocVis().SignalSamplesPerGrid()));
doc_vis_selected_time.TrySet(DocVis().SelectedTime());
doc_vis_selection_begin.TrySet(DocVis().SelectionBegin());
doc_vis_selection_end.TrySet(DocVis().SelectionEnd());
spectrum_plane_vao.Bind();
spectrum_plane_wrap.Draw(view.SegmentCount());
}
