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#include "display_list.hpp"
#include "render_context.hpp"
namespace graphics
{
DisplayList::DisplayList(DisplayListRenderer * parent)
: m_parent(parent),
m_isDebugging(false)
{}
DisplayList::~DisplayList()
{
set<TextureRef>::const_iterator tit;
for (tit = m_textures.begin();
tit != m_textures.end();
++tit)
m_parent->removeTextureRef(*tit);
set<StorageRef>::const_iterator sit;
for (sit = m_storages.begin();
sit != m_storages.end();
++sit)
m_parent->removeStorageRef(*sit);
m_commands.clear();
}
void DisplayList::applySharpStates(shared_ptr<ApplySharpStatesCmd> const & cmd)
{
cmd->setIsDebugging(m_isDebugging);
m_commands.push_back(cmd);
}
void DisplayList::applyBlitStates(shared_ptr<ApplyBlitStatesCmd> const & cmd)
{
cmd->setIsDebugging(m_isDebugging);
m_commands.push_back(cmd);
}
void DisplayList::applyStates(shared_ptr<ApplyStatesCmd> const & cmd)
{
cmd->setIsDebugging(m_isDebugging);
m_commands.push_back(cmd);
}
void DisplayList::drawGeometry(shared_ptr<DrawGeometryCmd> const & cmd)
{
cmd->setIsDebugging(m_isDebugging);
shared_ptr<gl::BaseTexture> const & texture = cmd->m_texture;
gl::Storage const & storage = cmd->m_storage;
TextureRef tref(texture.get());
if (texture && m_textures.insert(tref).second)
m_parent->addTextureRef(tref);
StorageRef sref(storage.m_vertices.get(), storage.m_indices.get());
if (storage.isValid() && m_storages.insert(sref).second)
m_parent->addStorageRef(sref);
m_commands.push_back(cmd);
}
void DisplayList::unlockStorage(shared_ptr<UnlockStorageCmd> const & cmd)
{
cmd->setIsDebugging(m_isDebugging);
m_parent->processCommand(cmd);
}
void DisplayList::freeStorage(shared_ptr<FreeStorageCmd> const & cmd)
{
}
void DisplayList::freeTexture(shared_ptr<FreeTextureCmd> const & cmd)
{
}
void DisplayList::discardStorage(shared_ptr<DiscardStorageCmd> const & cmd)
{
}
void DisplayList::uploadResources(shared_ptr<UploadDataCmd> const & cmd)
{
cmd->setIsDebugging(m_isDebugging);
m_parent->processCommand(cmd);
}
void DisplayList::addCheckPoint()
{
static_cast<gl::Renderer*>(m_parent)->addCheckPoint();
}
void DisplayList::draw(DisplayListRenderer * r,
math::Matrix<double, 3, 3> const & m,
UniformsHolder * holder)
{
math::Matrix<float, 4, 4> mv;
/// preparing ModelView matrix
mv(0, 0) = m(0, 0); mv(0, 1) = m(1, 0); mv(0, 2) = 0; mv(0, 3) = m(2, 0);
mv(1, 0) = m(0, 1); mv(1, 1) = m(1, 1); mv(1, 2) = 0; mv(1, 3) = m(2, 1);
mv(2, 0) = 0; mv(2, 1) = 0; mv(2, 2) = 1; mv(2, 3) = 0;
mv(3, 0) = m(0, 2); mv(3, 1) = m(1, 2); mv(3, 2) = 0; mv(3, 3) = m(2, 2);
r->renderContext()->setMatrix(EModelView, mv);
/// drawing collected geometry
if (m_isDebugging)
LOG(LINFO, ("started DisplayList::draw"));
for (list<shared_ptr<Command> >::const_iterator it = m_commands.begin();
it != m_commands.end();
++it)
{
(*it)->setRenderContext(r->renderContext());
if (holder != NULL && (*it)->isNeedAdditionalUniforms())
(*it)->setAdditionalUniforms(*holder);
(*it)->perform();
}
if (m_isDebugging)
LOG(LINFO, ("finished DisplayList::draw"));
r->renderContext()->setMatrix(EModelView, math::Identity<double, 4>());
}
}
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