void
Canvas::draw_surface_batch(const SurfacePtr& surface,
std::vector<Rectf> srcrects,
std::vector<Rectf> dstrects,
std::vector<float> angles,
const Color& color,
int layer)
{
if (!surface) return;
auto request = new(m_obst) TextureRequest();
request->type = TEXTURE;
request->layer = layer;
request->flip = m_context.transform().flip ^ surface->get_flip();
request->alpha = m_context.transform().alpha;
request->color = color;
request->srcrects = std::move(srcrects);
request->dstrects = std::move(dstrects);
request->angles = std::move(angles);
for (auto& dstrect : request->dstrects)
{
dstrect = Rectf(apply_translate(dstrect.p1()), dstrect.get_size());
}
request->texture = surface->get_texture().get();
request->displacement_texture = surface->get_displacement_texture().get();
m_requests.push_back(request);
}
void
Canvas::draw_surface(const SurfacePtr& surface,
const Vector& position, float angle, const Color& color, const Blend& blend,
int layer)
{
if (!surface) return;
const auto& cliprect = m_context.get_cliprect();
// discard clipped surface
if (position.x > cliprect.get_right() ||
position.y > cliprect.get_bottom() ||
position.x + static_cast<float>(surface->get_width()) < cliprect.get_left() ||
position.y + static_cast<float>(surface->get_height()) < cliprect.get_top())
return;
auto request = new(m_obst) TextureRequest();
request->type = TEXTURE;
request->layer = layer;
request->flip = m_context.transform().flip ^ surface->get_flip();
request->alpha = m_context.transform().alpha;
request->blend = blend;
request->srcrects.emplace_back(Rectf(surface->get_region()));
request->dstrects.emplace_back(Rectf(apply_translate(position), Size(surface->get_width(), surface->get_height())));
request->angles.emplace_back(angle);
request->texture = surface->get_texture().get();
request->displacement_texture = surface->get_displacement_texture().get();
request->color = color;
m_requests.push_back(request);
}
void
Canvas::draw_surface_part(const SurfacePtr& surface, const Rectf& srcrect, const Rectf& dstrect,
int layer, const PaintStyle& style)
{
if (!surface) return;
auto request = new(m_obst) TextureRequest();
request->type = TEXTURE;
request->layer = layer;
request->flip = m_context.transform().flip ^ surface->get_flip();
request->alpha = m_context.transform().alpha * style.get_alpha();
request->blend = style.get_blend();
request->srcrects.emplace_back(srcrect);
request->dstrects.emplace_back(apply_translate(dstrect.p1()), dstrect.get_size());
request->angles.emplace_back(0.0f);
request->texture = surface->get_texture().get();
request->displacement_texture = surface->get_displacement_texture().get();
request->color = style.get_color();
m_requests.push_back(request);
}