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#include "StarDrawablePainter.hpp"
namespace Star {
DrawablePainter::DrawablePainter(RendererPtr renderer, AssetTextureGroupPtr textureGroup) {
m_renderer = move(renderer);
m_textureGroup = move(textureGroup);
}
void DrawablePainter::drawDrawable(Drawable const& drawable) {
Vec4B color = drawable.color.toRgba();
if (auto linePart = drawable.part.ptr<Drawable::LinePart>()) {
auto line = linePart->line;
line.translate(drawable.position);
Vec2F left = Vec2F(vnorm(line.diff())).rot90() * linePart->width / 2.0f;
m_renderer->render(RenderQuad{{},
RenderVertex{Vec2F(line.min()) + left, Vec2F(), color, drawable.fullbright ? 0.0f : 1.0f},
RenderVertex{Vec2F(line.min()) - left, Vec2F(), color, drawable.fullbright ? 0.0f : 1.0f},
RenderVertex{Vec2F(line.max()) - left, Vec2F(), color, drawable.fullbright ? 0.0f : 1.0f},
RenderVertex{Vec2F(line.max()) + left, Vec2F(), color, drawable.fullbright ? 0.0f : 1.0f}
});
} else if (auto polyPart = drawable.part.ptr<Drawable::PolyPart>()) {
auto poly = polyPart->poly;
poly.translate(drawable.position);
m_renderer->render(renderFlatPoly(poly, color, 0.0f));
} else if (auto imagePart = drawable.part.ptr<Drawable::ImagePart>()) {
TexturePtr texture = m_textureGroup->loadTexture(imagePart->image);
Vec2F textureSize(texture->size());
RectF imageRect(Vec2F(), textureSize);
Mat3F transformation = Mat3F::translation(drawable.position) * imagePart->transformation;
Vec2F lowerLeft = transformation.transformVec2(Vec2F(imageRect.xMin(), imageRect.yMin()));
Vec2F lowerRight = transformation.transformVec2(Vec2F(imageRect.xMax(), imageRect.yMin()));
Vec2F upperRight = transformation.transformVec2(Vec2F(imageRect.xMax(), imageRect.yMax()));
Vec2F upperLeft = transformation.transformVec2(Vec2F(imageRect.xMin(), imageRect.yMax()));
m_renderer->render(RenderQuad{move(texture),
{lowerLeft, {0, 0}, color, drawable.fullbright ? 0.0f : 1.0f},
{lowerRight, {textureSize[0], 0}, color, drawable.fullbright ? 0.0f : 1.0f},
{upperRight, {textureSize[0], textureSize[1]}, color, drawable.fullbright ? 0.0f : 1.0f},
{upperLeft, {0, textureSize[1]}, color, drawable.fullbright ? 0.0f : 1.0f}
});
}
}
void DrawablePainter::cleanup(int64_t textureTimeout) {
m_textureGroup->cleanup(textureTimeout);
}
}
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