Method PrepareStreamers

TombEngine/Renderer/RendererDrawEffect.cpp:133–206

	}

	void Renderer::PrepareStreamers(RenderView& view)
	{
		for (const auto& [itemNumber, group] : StreamerEffect.GetGroups())
		{
			for (const auto& [tag, pool] : group.GetPools())
			{
				for (const auto& streamer : pool)
				{
					for (int i = 0; i < streamer.GetSegments().size(); i++)
					{
						const auto& segment = streamer.GetSegments()[i];
						const auto& prevSegment = streamer.GetSegments()[std::max(i - 1, 0)];

						if (segment.Life <= 0.0f)
							continue;

						auto vertex0 = Vector3::Lerp(segment.PrevVertices[0], segment.Vertices[0], GetInterpolationFactor());
						auto vertex1 = Vector3::Lerp(segment.PrevVertices[1], segment.Vertices[1], GetInterpolationFactor());
						auto prevVertex0 = Vector3::Lerp(prevSegment.PrevVertices[0], prevSegment.Vertices[0], GetInterpolationFactor());
						auto prevVertex1 = Vector3::Lerp(prevSegment.PrevVertices[1], prevSegment.Vertices[1], GetInterpolationFactor());

						auto color = Vector4::Lerp(segment.PrevColor, segment.Color, GetInterpolationFactor());
						auto prevColor = Vector4::Lerp(prevSegment.PrevColor, prevSegment.Color, GetInterpolationFactor());

						switch (streamer.GetFeatherMode())
						{
							default:
							case StreamerFeatherMode::None:
								AddColoredQuad(
									vertex0, vertex1,
									prevVertex1,
									prevVertex0,
									color,
									color,
									prevColor,
									prevColor,
									streamer.GetBlendMode(), view);
								break;

							case StreamerFeatherMode::Center:
							{
								auto center = (vertex0 + vertex1) / 2;
								auto prevCenter = (prevVertex0 + prevVertex1) / 2;

								AddColoredQuad(
									center, vertex1, prevVertex1, prevCenter,
									color, Vector4::Zero, Vector4::Zero, prevColor,
									streamer.GetBlendMode(), view);
								AddColoredQuad(
									vertex0, center, prevCenter, prevVertex0,
									Vector4::Zero, color, prevColor, Vector4::Zero,
									streamer.GetBlendMode(), view);
							}
								break;

							case StreamerFeatherMode::Left:
								AddColoredQuad(
									vertex0, vertex1, prevVertex1, prevVertex0,