mame vector receiver

1 files changed, 71 insertions, 0 deletions

diff --git a/oscReceiveExample/mame/vector.h b/oscReceiveExample/mame/vector.h
new file mode 100644
index 0000000..658789e
--- /dev/null
+++ b/oscReceiveExample/mame/vector.h
@@ -0,0 +1,71 @@
+// license:BSD-3-Clause
+// copyright-holders:Brad Oliver,Aaron Giles,Bernd Wiebelt,Allard van der Bas
+#ifndef MAME_VIDEO_VECTOR_H
+#define MAME_VIDEO_VECTOR_H
+
+#pragma once
+
+#include "ip/UdpSocket.h"
+
+class vector_device;
+
+class vector_options
+{
+public:
+	friend class vector_device;
+
+	static float s_flicker;
+	static float s_beam_width_min;
+	static float s_beam_width_max;
+	static float s_beam_intensity_weight;
+
+protected:
+	static void init(emu_options& options);
+};
+
+class vector_device : public device_t, public device_video_interface
+{
+public:
+	template <typename T> static constexpr rgb_t color111(T c) { return rgb_t(pal1bit(c >> 2), pal1bit(c >> 1), pal1bit(c >> 0)); }
+	template <typename T> static constexpr rgb_t color222(T c) { return rgb_t(pal2bit(c >> 4), pal2bit(c >> 2), pal2bit(c >> 0)); }
+	template <typename T> static constexpr rgb_t color444(T c) { return rgb_t(pal4bit(c >> 8), pal4bit(c >> 4), pal4bit(c >> 0)); }
+
+	// construction/destruction
+	vector_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+	uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
+	void clear_list();
+
+	void add_point(int x, int y, rgb_t color, int intensity);
+
+	// device-level overrides
+	virtual void device_start() override;
+
+private:
+	/* The vertices are buffered here */
+	struct point
+	{
+		point() : x(0), y(0), col(0), intensity(0) { }
+
+		int x; int y;
+		rgb_t col;
+		int intensity;
+	};
+
+	std::unique_ptr<point[]> m_vector_list;
+	int m_vector_index;
+	int m_min_intensity;
+	int m_max_intensity;
+
+	float normalized_sigmoid(float n, float k);
+
+	UdpTransmitSocket transmitSocket;
+};
+
+// device type definition
+DECLARE_DEVICE_TYPE(VECTOR, vector_device)
+
+#define MCFG_VECTOR_ADD(_tag) \
+	MCFG_DEVICE_ADD(_tag, VECTOR, 0)
+
+#endif // MAME_VIDEO_VECTOR_H