X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;ds=sidebyside;f=source%2Fanimation%2Fkeyframe.h;fp=source%2Fanimation%2Fkeyframe.h;h=5b748add113c5432c0d3c5836e6fceaf4db8b590;hb=7aaec9a70b8d7733429bec043f8e33e02956f266;hp=0000000000000000000000000000000000000000;hpb=bec07999d95b76f4b47cffcc564d0cd0afc0435e;p=libs%2Fgl.git

diff --git a/source/animation/keyframe.h b/source/animation/keyframe.h
new file mode 100644
index 00000000..5b748add
--- /dev/null
+++ b/source/animation/keyframe.h
@@ -0,0 +1,82 @@
+#ifndef MSP_GL_KEYFRAME_H_
+#define MSP_GL_KEYFRAME_H_
+
+#include <msp/core/refptr.h>
+#include <msp/datafile/objectloader.h>
+#include "matrix.h"
+#include "transform.h"
+
+namespace Msp {
+namespace GL {
+
+class Pose;
+
+/**
+Keyframes are used to encapsulate object state for animation.
+*/
+class KeyFrame
+{
+public:
+	class Loader: public DataFile::CollectionObjectLoader<KeyFrame>
+	{
+	public:
+		Loader(KeyFrame &);
+		Loader(KeyFrame &, Collection &);
+	private:
+		void init();
+
+		void pose(const std::string &);
+		void pose_inline();
+		void position(float, float, float);
+		void rotation(float, float, float, float);
+		void scaling_uniform(float);
+		void scaling(float, float, float);
+		void transform();
+		void uniforms();
+	};
+
+	class UniformsLoader: public DataFile::ObjectLoader<KeyFrame>
+	{
+	public:
+		UniformsLoader(KeyFrame &);
+
+	private:
+		void uniform1f(const std::string &, float);
+		void uniform2f(const std::string &, float, float);
+		void uniform3f(const std::string &, float, float, float);
+		void uniform4f(const std::string &, float, float, float, float);
+	};
+
+	struct AnimatedUniform
+	{
+		unsigned size;
+		float values[4];
+
+		AnimatedUniform(unsigned, float, float = 0.0f, float = 0.0f, float = 0.0f);
+	};
+
+	typedef std::map<std::string, AnimatedUniform> UniformMap;
+
+private:
+	Transform transform;
+	UniformMap uniforms;
+	RefPtr<const Pose> pose;
+
+public:
+	KeyFrame();
+	~KeyFrame();
+
+	void set_transform(const Transform &);
+	void set_matrix(const Matrix &);
+	void set_uniform(const std::string &, const AnimatedUniform &);
+	void set_pose(const Pose &);
+	const Transform &get_transform() const { return transform; }
+	Matrix get_matrix() const { return transform.to_matrix(); }
+	const UniformMap &get_uniforms() const { return uniforms; }
+	const Pose *get_pose() const { return pose.get(); }
+};
+
+} // namespace GL
+} // namespace Msp
+
+#endif