texture heightmapping test

src/Topology.hpp

@@ -0,0 +1,25 @@
+#pragma once
+
+#include <lol/lol.hpp>
+
+inline float Map(const glm::vec2& from, const glm::vec2& to, float val)
+{
+	return (val - from.x) * (to.y - to.x) / (from.y - from.x) + to.x;
+}
+
+class Topology : public lol::Drawable
+{
+public:
+	Topology(const glm::vec2& size, const glm::uvec2& subdivision);
+	~Topology();
+
+	void PreRender(const lol::CameraBase& camera) const override;
+
+	inline float* GetTopology() const { return (float*)image.GetPixels(); };
+	inline const glm::uvec2& GetSize() const { return image.GetDimensions(); };
+	void MakeTexture();
+
+private:
+	lol::Image image;
+	lol::Texture* texture;
+};