1 files changed, 57 insertions, 0 deletions
diff --git a/source/rendering/StarDrawablePainter.cpp b/source/rendering/StarDrawablePainter.cpp
new file mode 100644
index 0000000..647d209
--- /dev/null
+++ b/source/rendering/StarDrawablePainter.cpp
@@ -0,0 +1,57 @@
+#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);
+}
+
+}