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opera-libretro/lr_input_descs.c
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#include "lr_input.h"
#include "opera_lr_callbacks.h"
#include "lr_input_crosshair.h"
#include <libretro.h>
#include <string.h>
static
uint32_t
setup_joypad_desc(struct retro_input_descriptor *desc_,
const unsigned port_,
const unsigned id_,
const char *str_)
{
desc_->port = port_;
desc_->device = RETRO_DEVICE_JOYPAD;
desc_->index = 0;
desc_->id = id_;
desc_->description = str_;
return 1;
}
static
uint32_t
setup_analog_left_desc(struct retro_input_descriptor *desc_,
const unsigned port_,
const unsigned id_,
const char *str_)
{
desc_->port = port_;
desc_->device = RETRO_DEVICE_ANALOG;
desc_->index = RETRO_DEVICE_INDEX_ANALOG_LEFT;
desc_->id = id_;
desc_->description = str_;
return 1;
}
static
uint32_t
setup_analog_right_desc(struct retro_input_descriptor *desc_,
const unsigned port_,
const unsigned id_,
const char *str_)
{
desc_->port = port_;
desc_->device = RETRO_DEVICE_ANALOG;
desc_->index = RETRO_DEVICE_INDEX_ANALOG_RIGHT;
desc_->id = id_;
desc_->description = str_;
return 1;
}
static
uint32_t
setup_mouse_desc(struct retro_input_descriptor *desc_,
const unsigned port_,
const unsigned id_,
const char *str_)
{
desc_->port = port_;
desc_->device = RETRO_DEVICE_MOUSE;
desc_->index = 0;
desc_->id = id_;
desc_->description = str_;
return 1;
}
static
uint32_t
setup_lightgun_desc(struct retro_input_descriptor *desc_,
const unsigned port_,
const unsigned id_,
const char *str_)
{
desc_->port = port_;
desc_->device = RETRO_DEVICE_LIGHTGUN;
desc_->index = 0;
desc_->id = id_;
desc_->description = str_;
return 1;
}
static
uint32_t
setup_joypad_descs(struct retro_input_descriptor *desc_,
const unsigned port_)
{
uint32_t rv;
rv = 0;
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_LEFT,"D-Pad Left");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_UP,"D-Pad Up");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_DOWN,"D-Pad Down");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_RIGHT,"D-Pad Right");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_Y,"A");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_B,"B");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_A,"C");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_L,"L");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_R,"R");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_SELECT,"X (Stop)");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_START,"P (Play/Pause)");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_X,"P (Play/Pause)");
return rv;
}
static
uint32_t
setup_flightstick_descs(struct retro_input_descriptor *desc_,
const unsigned port_)
{
int rv;
rv = 0;
rv += setup_analog_left_desc(desc_++,port_,RETRO_DEVICE_ID_ANALOG_X,"Horizontal (X)");
rv += setup_analog_left_desc(desc_++,port_,RETRO_DEVICE_ID_ANALOG_Y,"Vertical (Y)");
rv += setup_analog_right_desc(desc_++,port_,RETRO_DEVICE_ID_ANALOG_Y,"Depth (Z)");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_LEFT,"D-Pad Left");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_UP,"D-Pad Up");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_DOWN,"D-Pad Down");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_RIGHT,"D-Pad Right");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_Y,"A");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_B,"B");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_A,"C");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_L,"L");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_R,"R");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_R2,"Fire");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_SELECT,"X (Stop)");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_START,"P (Play/Pause)");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_X,"P (Play/Pause)");
return rv;
}
static
uint32_t
setup_mouse_descs(struct retro_input_descriptor *desc_,
const unsigned port_)
{
uint32_t rv;
rv = 0;
rv += setup_mouse_desc(desc_++,port_,RETRO_DEVICE_ID_MOUSE_X,"Horizontal Axis");
rv += setup_mouse_desc(desc_++,port_,RETRO_DEVICE_ID_MOUSE_Y,"Vertical Axis");
rv += setup_mouse_desc(desc_++,port_,RETRO_DEVICE_ID_MOUSE_LEFT,"Left Button");
rv += setup_mouse_desc(desc_++,port_,RETRO_DEVICE_ID_MOUSE_MIDDLE,"Middle Button");
rv += setup_mouse_desc(desc_++,port_,RETRO_DEVICE_ID_MOUSE_RIGHT,"Right Button");
return rv;
}
static
uint32_t
setup_lightgun_descs(struct retro_input_descriptor *desc_,
const unsigned port_)
{
uint32_t rv;
rv = 0;
rv += setup_lightgun_desc(desc_++,port_,RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X,"X Coord");
rv += setup_lightgun_desc(desc_++,port_,RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y,"Y Coord");
rv += setup_lightgun_desc(desc_++,port_,RETRO_DEVICE_ID_LIGHTGUN_TRIGGER,"Trigger");
rv += setup_lightgun_desc(desc_++,port_,RETRO_DEVICE_ID_LIGHTGUN_SELECT,"Option");
rv += setup_lightgun_desc(desc_++,port_,RETRO_DEVICE_ID_LIGHTGUN_RELOAD,"Reload");
return rv;
}
static
uint32_t
setup_lightgun_arcade_descs(struct retro_input_descriptor *desc_,
const unsigned port_)
{
uint32_t rv;
rv = 0;
rv += setup_lightgun_desc(desc_++,port_,RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X,"X Coord");
rv += setup_lightgun_desc(desc_++,port_,RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y,"Y Coord");
rv += setup_lightgun_desc(desc_++,port_,RETRO_DEVICE_ID_LIGHTGUN_TRIGGER,"Trigger");
rv += setup_lightgun_desc(desc_++,port_,RETRO_DEVICE_ID_LIGHTGUN_AUX_A,"Service");
rv += setup_lightgun_desc(desc_++,port_,RETRO_DEVICE_ID_LIGHTGUN_SELECT,"Coins");
rv += setup_lightgun_desc(desc_++,port_,RETRO_DEVICE_ID_LIGHTGUN_START,"Start");
rv += setup_lightgun_desc(desc_++,port_,RETRO_DEVICE_ID_LIGHTGUN_RELOAD,"Holster");
return rv;
}
static
uint32_t
setup_orbatak_descs(struct retro_input_descriptor *desc_,
const unsigned port_)
{
uint32_t rv;
rv = 0;
rv += setup_analog_left_desc(desc_++,port_,RETRO_DEVICE_ID_ANALOG_X,"Trackball (Horizontal)");
rv += setup_analog_left_desc(desc_++,port_,RETRO_DEVICE_ID_ANALOG_Y,"Trackball (Vertical)");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_SELECT,"Start (P1)");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_START,"Start (P2)");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_L,"Coin (P1)");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_R,"Coin (P2)");
rv += setup_joypad_desc(desc_++,port_,RETRO_DEVICE_ID_JOYPAD_R2,"Service");
return rv;
}
void
lr_input_device_set_with_descs(const uint32_t port_,
const uint32_t device_)
{
uint32_t i;
uint32_t rv;
struct retro_input_descriptor desc[256];
if(port_ >= LR_INPUT_MAX_DEVICES)
return;
lr_input_device_set(port_,device_);
rv = 0;
lr_input_crosshair_reset(port_);
for(i = 0; i < LR_INPUT_MAX_DEVICES; i++)
{
switch(lr_input_device_get(i))
{
case RETRO_DEVICE_NONE:
break;
default:
case RETRO_DEVICE_JOYPAD:
rv += setup_joypad_descs(&desc[rv],i);
break;
case RETRO_DEVICE_FLIGHTSTICK:
rv += setup_flightstick_descs(&desc[rv],i);
break;
case RETRO_DEVICE_MOUSE:
rv += setup_mouse_descs(&desc[rv],i);
break;
case RETRO_DEVICE_LIGHTGUN:
rv += setup_lightgun_descs(&desc[rv],i);
break;
case RETRO_DEVICE_ARCADE_LIGHTGUN:
rv += setup_lightgun_arcade_descs(&desc[rv],i);
break;
case RETRO_DEVICE_ORBATAK_TRACKBALL:
rv += setup_orbatak_descs(&desc[rv],i);
break;
}
}
memset(&desc[rv],0,sizeof(struct retro_input_descriptor));
retro_environment_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS,desc);
}
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