void Renderer::DrawComplex(Drawable *complex_obj, UINT &index, bool parent_visible) {
if (!parent_visible) {
index++;
} else {
// World transformation
D3DXVECTOR2 pivot = {complex_obj->size().width / 2, 0};
D3DXVECTOR2 scaling = {complex_obj->scale().width, complex_obj->scale().height};
D3DXVECTOR2 moving = {complex_obj->position().x - Game::instance()->instance()->width() / 2,
complex_obj->position().y - Game::instance()->instance()->height() / 2};
D3DXMATRIX matFinal;
D3DXMatrixTransformation2D(&matFinal, &pivot, 1.0f, &scaling, &pivot, complex_obj->rotation(),
&moving);
device_->SetTransform(D3DTS_WORLD, &matFinal);
// Draw
complex_obj->Draw(this, &index);
// Reset world transformation
D3DXMatrixIdentity(&matFinal);
device_->SetTransform(D3DTS_WORLD, &matFinal);
}
for (const auto &drawable_obj : complex_obj->complex_list_) {
DrawComplex(drawable_obj.get(), index, (complex_obj->visible() && parent_visible));
}
}
void CIppsSignalDC::Draw()
{
SetMinMax();
SetPoints();
if (m_pSignal->Complex())
DrawComplex();
else
DrawReal();
}
// TODO(Zhardas): Make a template for vertex buffer structure.
void Renderer::DrawScene(std::shared_ptr<Scene> scene) {
LPDIRECT3DDEVICE9 device = device_;
device->Clear(0, NULL, D3DCLEAR_TARGET, D3DCOLOR_ARGB(255, color_.r, color_.g, color_.b), 1.0f, 0);
device->BeginScene();
// Move camera
auto cam_pos = scene->camera_->position_;
D3DXMATRIX view_matrix;
D3DXMatrixIdentity(&view_matrix);
view_matrix(3, 0) = -cam_pos.x;
view_matrix(3, 1) = -cam_pos.y;
view_matrix(3, 2) = cam_pos.z; // TODO(Zhardas): 3D: Check the assigned value.
device->SetTransform(D3DTS_VIEW, &view_matrix);
for (const auto &layer : *scene->GetLayers()) {
// NOTE: Scene has a limit of 256 layers.
UINT index = 0;
// Generate Vertex Buffer
switch (layer->type()) {
case Layer::STATIC: {
if (layer->reload_) {
layer->reload_ = false;
if (layer->vertex_buffer_ != NULL) {
layer->vertex_buffer_->Release();
}
layer->vertex_buffer_ = GenerateVertexBuffer(STATIC, &layer->drawable_list_);
}
break;
}
case Layer::DYNAMIC: {
layer->vertex_buffer_ = GenerateVertexBuffer(DYNAMIC, &layer->drawable_list_);
break;
}
}
// Setup and draw
if (layer->vertex_buffer_ != NULL) {
device_->SetFVF(D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_TEX1);
device_->SetStreamSource(0, layer->vertex_buffer_, 0, sizeof(v_3ct));
for (const auto &obj : layer->drawable_list_) {
DrawComplex(obj.get(), index, layer->visible_);
}
}
// Release dynamic buffers
if (layer->type() == Layer::DYNAMIC && layer->vertex_buffer_ != nullptr) {
layer->vertex_buffer_->Release();
layer->vertex_buffer_ = NULL;
}
}
device->EndScene();
device->Present(NULL, NULL, NULL, NULL);
}
