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#include "drape_frontend/drape_api_renderer.hpp"
#include "drape_frontend/shape_view_params.hpp"
#include "drape_frontend/visual_params.hpp"
#include "drape/shader_def.hpp"
#include "drape/overlay_handle.hpp"
#include "drape/vertex_array_buffer.hpp"
namespace df
{
void DrapeApiRenderer::AddRenderProperties(ref_ptr<dp::GpuProgramManager> mng,
vector<drape_ptr<DrapeApiRenderProperty>> && properties)
{
if (properties.empty())
return;
size_t const startIndex = m_properties.size();
m_properties.reserve(m_properties.size() + properties.size());
move(properties.begin(), properties.end(), std::back_inserter(m_properties));
for (size_t i = startIndex; i < m_properties.size(); i++)
{
for (auto const & bucket : m_properties[i]->m_buckets)
{
ref_ptr<dp::GpuProgram> program = mng->GetProgram(bucket.first.GetProgramIndex());
program->Bind();
bucket.second->GetBuffer()->Build(program);
}
}
}
void DrapeApiRenderer::RemoveRenderProperty(string const & id)
{
m_properties.erase(remove_if(m_properties.begin(), m_properties.end(),
[&id](drape_ptr<DrapeApiRenderProperty> const & p)
{
return p->m_id == id;
}), m_properties.end());
}
void DrapeApiRenderer::Clear()
{
m_properties.clear();
}
void DrapeApiRenderer::Render(ScreenBase const & screen, ref_ptr<dp::GpuProgramManager> mng,
dp::UniformValuesStorage const & commonUniforms)
{
if (m_properties.empty())
return;
auto const & params = df::VisualParams::Instance().GetGlyphVisualParams();
for (auto const & property : m_properties)
{
math::Matrix<float, 4, 4> const mv = screen.GetModelView(property->m_center, kShapeCoordScalar);
for (auto const & bucket : property->m_buckets)
{
ref_ptr<dp::GpuProgram> program = mng->GetProgram(bucket.first.GetProgramIndex());
program->Bind();
dp::ApplyState(bucket.first, program);
dp::UniformValuesStorage uniforms = commonUniforms;
uniforms.SetMatrix4x4Value("modelView", mv.m_data);
uniforms.SetFloatValue("u_opacity", 1.0f);
if (bucket.first.GetProgramIndex() == gpu::TEXT_OUTLINED_GUI_PROGRAM)
{
uniforms.SetFloatValue("u_contrastGamma", params.m_guiContrast, params.m_guiGamma);
uniforms.SetFloatValue("u_isOutlinePass", 0.0f);
}
dp::ApplyUniforms(uniforms, program);
bucket.second->Render(bucket.first.GetDrawAsLine());
}
}
}
} // namespace df
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