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