114 lines
3 KiB
C++
114 lines
3 KiB
C++
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#include "lsnes.hpp"
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#include <snes/snes.hpp>
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#include <ui-libsnes/libsnes.hpp>
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#include "core/controllerframe.hpp"
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namespace
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{
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struct porttype_justifiers : public porttype_info
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{
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porttype_justifiers() : porttype_info(PT_JUSTIFIERS, "justifiers", 9) {}
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void write(unsigned char* buffer, unsigned idx, unsigned ctrl, short x) const throw()
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{
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if(ctrl >= 4 || idx > 1)
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return;
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switch(ctrl) {
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case 0:
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case 1:
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serialize_short(buffer + 4 * idx + 2 * ctrl + 1, x);
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break;
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case 2:
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case 3:
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if(x)
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buffer[0] |= (1 << (2 * idx + ctrl - 2));
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else
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buffer[0] &= ~(1 << (2 * idx + ctrl - 2));
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break;
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}
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}
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short read(const unsigned char* buffer, unsigned idx, unsigned ctrl) const throw()
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{
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if(ctrl >= 4 || idx > 1)
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return 0;
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switch(ctrl) {
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case 0:
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case 1:
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return unserialize_short(buffer + 4 * idx + 2 * ctrl + 1);
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case 2:
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case 3:
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return ((buffer[0] & (1 << (2 * idx + ctrl - 2))) != 0);
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}
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}
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void display(const unsigned char* buffer, unsigned idx, char* buf) const throw()
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{
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if(idx == 0)
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sprintf(buf, "%i %i %c%c", unserialize_short(buffer + 1),
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unserialize_short(buffer + 3), ((buffer[0] & 1) ? 'T' : '-'),
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((buffer[0] & 2) ? 'S' : '-'));
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else if(idx == 1)
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sprintf(buf, "%i %i %c%c", unserialize_short(buffer + 5),
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unserialize_short(buffer + 7), ((buffer[0] & 4) ? 'T' : '-'),
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((buffer[0] & 8) ? 'S' : '-'));
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else
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buf[0] = '\0';
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}
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size_t serialize(const unsigned char* buffer, char* textbuf) const throw()
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{
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char tmp[128];
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sprintf(tmp, "|%c%c %i %i|%c%c %i %i", ((buffer[0] & 1) ? 'T' : '.'),
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((buffer[0] & 2) ? 'S' : '.'), unserialize_short(buffer + 1),
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unserialize_short(buffer + 3), ((buffer[0] & 4) ? 'T' : '.'),
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((buffer[0] & 8) ? 'S' : '.'), unserialize_short(buffer + 5),
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unserialize_short(buffer + 7));
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size_t len = strlen(tmp);
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memcpy(textbuf, tmp, len);
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return len;
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}
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size_t deserialize(unsigned char* buffer, const char* textbuf) const throw()
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{
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buffer[0] = 0;
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size_t idx = 0;
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if(read_button_value(textbuf, idx))
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buffer[0] |= 1;
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if(read_button_value(textbuf, idx))
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buffer[0] |= 2;
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serialize_short(buffer + 1, read_axis_value(textbuf, idx));
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serialize_short(buffer + 3, read_axis_value(textbuf, idx));
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skip_rest_of_field(textbuf, idx, true);
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if(read_button_value(textbuf, idx))
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buffer[0] |= 4;
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if(read_button_value(textbuf, idx))
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buffer[0] |= 8;
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serialize_short(buffer + 5, read_axis_value(textbuf, idx));
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serialize_short(buffer + 7, read_axis_value(textbuf, idx));
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skip_rest_of_field(textbuf, idx, false);
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return idx;
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}
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devicetype_t devicetype(unsigned idx) const throw()
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{
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return (idx < 2) ? DT_JUSTIFIER : DT_NONE;
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}
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unsigned controllers() const throw()
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{
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return 2;
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}
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unsigned internal_type() const throw()
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{
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return SNES_DEVICE_JUSTIFIERS;
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}
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bool legal(unsigned port) const throw()
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{
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return (port > 0);
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}
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} justifiers;
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}
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