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#include <llmr/renderer/painter.hpp>
#include <llmr/renderer/icon_bucket.hpp>
#include <llmr/map/map.hpp>
#include <llmr/style/sprite.hpp>
#include <llmr/util/math.hpp>
using namespace llmr;
void Painter::renderIcon(IconBucket& bucket, const std::string& layer_name, const Tile::ID& id) {
// Abort early.
if (!bucket.hasData()) return;
if (pass == Opaque) return;
auto icon_properties = map.getStyle().computed.icons;
auto icon_properties_it = icon_properties.find(layer_name);
if (icon_properties_it == icon_properties.end()) return;
const IconProperties& properties = icon_properties_it->second;
if (!properties.enabled) return;
Color color = properties.color;
color[0] *= properties.opacity;
color[1] *= properties.opacity;
color[2] *= properties.opacity;
color[3] *= properties.opacity;
const mat4 &vtxMatrix = translatedMatrix(properties.translate, id, properties.translateAnchor);
const std::shared_ptr<Sprite> &sprite = map.getStyle().sprite;
if (!sprite || !sprite->isLoaded()) {
useProgram(dotShader->program);
dotShader->setMatrix(vtxMatrix);
dotShader->setColor(color);
const float iconSize = (properties.radius ? properties.radius * 2 : 8) * map.getState().getPixelRatio();
dotShader->setSize(iconSize);
#ifndef GL_ES_VERSION_2_0
glPointSize(iconSize);
glEnable(GL_POINT_SPRITE);
#endif
dotShader->setBlur((properties.blur ? properties.blur : 1.5) / iconSize);
glDepthRange(strata, 1.0f);
bucket.drawIcons(*dotShader);
} else {
useProgram(iconShader->program);
iconShader->setMatrix(vtxMatrix);
iconShader->setColor(color);
iconShader->setImage(0);
iconShader->setDimension({{
static_cast<float>(sprite->raster.width),
static_cast<float>(sprite->raster.height)
}});
sprite->raster.bind(map.getState().isChanging());
const float iconSize = bucket.geometry.size * map.getState().getPixelRatio();
iconShader->setSize(iconSize);
#ifndef GL_ES_VERSION_2_0
glPointSize(iconSize);
glEnable(GL_POINT_SPRITE);
#endif
glDepthRange(strata, 1.0f);
bucket.drawIcons(*iconShader);
}
}
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