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#include "gpu_drawer.hpp"
#include "feature_styler.hpp"
#include "proto_to_styles.hpp"
#include "path_info.hpp"
#include "area_info.hpp"
#include "indexer/drawing_rules.hpp"
#include "indexer/feature_decl.hpp"
#include "graphics/screen.hpp"
namespace
{
graphics::OverlayElement::UserInfo ToUserInfo(FeatureID const & id)
{
graphics::OverlayElement::UserInfo info;
info.m_fID = id.m_ind;
info.m_mwmID = id.m_mwmId;
return info;
}
}
GPUDrawer::GPUDrawer(Params const & params)
: TBase(params)
, m_pScreen(new graphics::Screen(params.m_screenParams))
{
for (unsigned i = 0; i < m_pScreen->pipelinesCount(); ++i)
m_pScreen->addClearPageFn(i, bind(&GPUDrawer::ClearResourceCache, ThreadSlot(), i), 0);
}
graphics::Screen * GPUDrawer::Screen() const
{
return m_pScreen.get();
}
void GPUDrawer::BeginFrame()
{
m_pScreen->beginFrame();
}
void GPUDrawer::EndFrame()
{
m_pScreen->endFrame();
}
void GPUDrawer::OnSize(int w, int h)
{
m_pScreen->onSize(w, h);
}
graphics::GlyphCache * GPUDrawer::GetGlyphCache()
{
return Screen()->glyphCache();
}
int GPUDrawer::ThreadSlot() const
{
return m_pScreen->threadSlot();
}
void GPUDrawer::DrawCircle(m2::PointD const & pt,
graphics::EPosition pos,
di::DrawRule const & rule)
{
graphics::Circle::Info ci;
ConvertStyle(rule.m_rule->GetCircle(), VisualScale(), ci);
graphics::CircleElement::Params params;
params.m_depth = rule.m_depth;
params.m_position = pos;
params.m_pivot = pt;
params.m_ci = ci;
params.m_userInfo = ToUserInfo(GetCurrentFeatureID());
m_pScreen->drawCircle(params);
}
void GPUDrawer::DrawSymbol(m2::PointD const & pt,
graphics::EPosition pos,
di::DrawRule const & rule)
{
graphics::Icon::Info info;
ConvertStyle(rule.m_rule->GetSymbol(), info);
graphics::SymbolElement::Params params;
params.m_depth = rule.m_depth;
params.m_position = pos;
params.m_pivot = pt;
params.m_info = info;
params.m_renderer = m_pScreen.get();
params.m_userInfo = ToUserInfo(GetCurrentFeatureID());
m_pScreen->drawSymbol(params);
}
void GPUDrawer::DrawCircledSymbol(m2::PointD const & pt,
graphics::EPosition pos,
di::DrawRule const & symbolRule,
di::DrawRule const & circleRule)
{
graphics::Icon::Info info;
ConvertStyle(symbolRule.m_rule->GetSymbol(), info);
graphics::Circle::Info ci;
ConvertStyle(circleRule.m_rule->GetCircle(), VisualScale(), ci);
graphics::SymbolElement::Params symParams;
symParams.m_depth = symbolRule.m_depth;
symParams.m_position = pos;
symParams.m_pivot = pt;
symParams.m_info = info;
symParams.m_renderer = m_pScreen.get();
symParams.m_userInfo = ToUserInfo(GetCurrentFeatureID());
graphics::CircleElement::Params circleParams;
circleParams.m_depth = circleRule.m_depth;
circleParams.m_position = pos;
circleParams.m_pivot = pt;
circleParams.m_ci = ci;
circleParams.m_userInfo = ToUserInfo(GetCurrentFeatureID());
m_pScreen->drawCircledSymbol(symParams, circleParams);
}
void GPUDrawer::DrawPath(di::PathInfo const & path, di::DrawRule const * rules, size_t count)
{
// if any rule needs caching - cache as a whole vector
bool flag = false;
for (size_t i = 0; i < count; ++i)
{
if (rules[i].GetID(m_pScreen->threadSlot()) == drule::BaseRule::empty_id)
{
flag = true;
break;
}
}
buffer_vector<graphics::Pen::Info, 8> penInfos(count);
buffer_vector<graphics::Resource::Info const*, 8> infos(count);
buffer_vector<uint32_t, 8> resIDs(count);
if (flag)
{
// collect graphics::PenInfo into array and pack them as a whole
for (size_t i = 0; i < count; ++i)
{
ConvertStyle(rules[i].m_rule->GetLine(), VisualScale(), penInfos[i]);
infos[i] = &penInfos[i];
resIDs[i] = m_pScreen->invalidHandle();
}
// map array of pens
if (m_pScreen->mapInfo(&infos[0], &resIDs[0], count))
{
for (size_t i = 0; i < count; ++i)
rules[i].SetID(ThreadSlot(), resIDs[i]);
}
else
{
buffer_vector<m2::PointU, 8> rects;
for (unsigned i = 0; i < count; ++i)
rects.push_back(infos[i]->resourceSize());
LOG(LERROR, ("couldn't successfully pack a sequence of path styles as a whole:" , rects));
return;
}
}
// draw path with array of rules
for (size_t i = 0; i < count; ++i)
m_pScreen->drawPath(&path.m_path[0],
path.m_path.size(),
-path.GetOffset(),
rules[i].GetID(ThreadSlot()),
rules[i].m_depth);
}
void GPUDrawer::DrawArea(di::AreaInfo const & area, di::DrawRule const & rule)
{
// DO NOT cache 'id' in pRule, because one rule can use in drawPath and drawArea.
// Leave CBaseRule::m_id for drawPath. mapColor working fast enough.
graphics::Brush::Info info;
ConvertStyle(rule.m_rule->GetArea(), info);
uint32_t const id = m_pScreen->mapInfo(info);
ASSERT ( id != -1, () );
m_pScreen->drawTrianglesList(&area.m_path[0], area.m_path.size(), id, rule.m_depth);
}
void GPUDrawer::DrawText(m2::PointD const & pt,
graphics::EPosition pos,
di::FeatureStyler const & fs,
di::DrawRule const & rule)
{
graphics::FontDesc primaryFont;
m2::PointD primaryOffset;
ConvertStyle(rule.m_rule->GetCaption(0), VisualScale(), primaryFont, primaryOffset);
primaryFont.SetRank(fs.m_popRank);
graphics::FontDesc secondaryFont;
m2::PointD secondaryOffset;
if (rule.m_rule->GetCaption(1))
{
ConvertStyle(rule.m_rule->GetCaption(1), VisualScale(), secondaryFont, secondaryOffset);
secondaryFont.SetRank(fs.m_popRank);
}
graphics::StraightTextElement::Params params;
params.m_depth = rule.m_depth;
params.m_fontDesc = primaryFont;
params.m_auxFontDesc = secondaryFont;
params.m_offset = primaryOffset;
params.m_log2vis = true;
params.m_pivot = pt;
params.m_position = pos;
params.m_logText = strings::MakeUniString(fs.m_primaryText);
params.m_auxLogText = strings::MakeUniString(fs.m_secondaryText);
params.m_doSplit = true;
params.m_useAllParts = false;
params.m_userInfo = ToUserInfo(GetCurrentFeatureID());
m_pScreen->drawTextEx(params);
}
void GPUDrawer::DrawPathText(di::PathInfo const & path,
di::FeatureStyler const & fs,
di::DrawRule const & rule)
{
graphics::FontDesc font;
m2::PointD offset;
ConvertStyle(rule.m_rule->GetCaption(0), VisualScale(), font, offset);
if (fs.m_offsets.empty())
return;
m_pScreen->drawPathText(font,
&path.m_path[0],
path.m_path.size(),
fs.GetPathName(),
path.GetFullLength(),
path.GetOffset(),
&fs.m_offsets[0],
fs.m_offsets.size(),
rule.m_depth);
}
void GPUDrawer::DrawPathNumber(di::PathInfo const & path,
di::FeatureStyler const & fs)
{
GenerateRoadNumbers(path, fs, [this](m2::PointD const & pt, graphics::FontDesc const & font, string const & text)
{
m_pScreen->drawText(font, pt, graphics::EPosCenter, text, 0, true /*log2vis*/);
});
}
namespace
{
struct DoMakeInvalidRule
{
size_t m_threadSlot;
uint32_t m_pipelineIDMask;
DoMakeInvalidRule(size_t threadSlot, uint8_t pipelineID)
: m_threadSlot(threadSlot), m_pipelineIDMask(pipelineID << 24)
{}
void operator() (int, int, int, drule::BaseRule * p)
{
if ((p->GetID(m_threadSlot) & 0xFF000000) == m_pipelineIDMask)
p->MakeEmptyID(m_threadSlot);
}
};
}
void GPUDrawer::ClearResourceCache(size_t threadSlot, uint8_t pipelineID)
{
drule::rules().ForEachRule(DoMakeInvalidRule(threadSlot, pipelineID));
}
graphics::Screen * GPUDrawer::GetScreen(Drawer * drawer)
{
ASSERT(dynamic_cast<GPUDrawer *>(drawer) != nullptr, ());
return static_cast<GPUDrawer *>(drawer)->Screen();
}
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