runtime: CMake-ify gx

Runtime/gfx/gxsound.hpp

@@ -0,0 +1,38 @@
+
+#ifndef GXSOUND_H
+#define GXSOUND_H
+
+#include "gxchannel.hpp"
+
+class gxAudio;
+struct FSOUND_SAMPLE;
+
+class gxSound {
+	public:
+	gxAudio* audio;
+
+	gxSound(gxAudio* audio, FSOUND_SAMPLE* sample);
+	~gxSound();
+
+	private:
+	bool           defs_valid;
+	int            def_freq, def_vol, def_pan, def_pri;
+	FSOUND_SAMPLE* sample;
+	float          pos[3], vel[3];
+
+	void setDefaults();
+
+	/***** GX INTERFACE *****/
+	public:
+	//actions
+	gxChannel* play();
+	gxChannel* play3d(const float pos[3], const float vel[3]);
+
+	//modifiers
+	void setLoop(bool loop);
+	void setPitch(int hertz);
+	void setVolume(float volume);
+	void setPan(float pan);
+};
+
+#endif