Files
allwpilib/hal/src/main/native/cpp/jni/DriverStationJNI.cpp

470 lines
13 KiB
C++

// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
#include <jni.h>
#include <cassert>
#include <fmt/format.h>
#include <wpi/jni_util.h>
#include "HALUtil.h"
#include "edu_wpi_first_hal_DriverStationJNI.h"
#include "hal/DriverStation.h"
#include "hal/FRCUsageReporting.h"
#include "hal/HALBase.h"
static_assert(edu_wpi_first_hal_DriverStationJNI_kUnknownAllianceStation ==
HAL_AllianceStationID_kUnknown);
static_assert(edu_wpi_first_hal_DriverStationJNI_kRed1AllianceStation ==
HAL_AllianceStationID_kRed1);
static_assert(edu_wpi_first_hal_DriverStationJNI_kRed2AllianceStation ==
HAL_AllianceStationID_kRed2);
static_assert(edu_wpi_first_hal_DriverStationJNI_kRed3AllianceStation ==
HAL_AllianceStationID_kRed3);
static_assert(edu_wpi_first_hal_DriverStationJNI_kBlue1AllianceStation ==
HAL_AllianceStationID_kBlue1);
static_assert(edu_wpi_first_hal_DriverStationJNI_kBlue2AllianceStation ==
HAL_AllianceStationID_kBlue2);
static_assert(edu_wpi_first_hal_DriverStationJNI_kBlue3AllianceStation ==
HAL_AllianceStationID_kBlue3);
static_assert(edu_wpi_first_hal_DriverStationJNI_kMaxJoystickAxes ==
HAL_kMaxJoystickAxes);
static_assert(edu_wpi_first_hal_DriverStationJNI_kMaxJoystickPOVs ==
HAL_kMaxJoystickPOVs);
static_assert(edu_wpi_first_hal_DriverStationJNI_kMaxJoysticks ==
HAL_kMaxJoysticks);
using namespace hal;
using namespace wpi::java;
extern "C" {
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: observeUserProgramStarting
* Signature: ()V
*/
JNIEXPORT void JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_observeUserProgramStarting
(JNIEnv*, jclass)
{
HAL_ObserveUserProgramStarting();
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: observeUserProgramDisabled
* Signature: ()V
*/
JNIEXPORT void JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_observeUserProgramDisabled
(JNIEnv*, jclass)
{
HAL_ObserveUserProgramDisabled();
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: observeUserProgramAutonomous
* Signature: ()V
*/
JNIEXPORT void JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_observeUserProgramAutonomous
(JNIEnv*, jclass)
{
HAL_ObserveUserProgramAutonomous();
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: observeUserProgramTeleop
* Signature: ()V
*/
JNIEXPORT void JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_observeUserProgramTeleop
(JNIEnv*, jclass)
{
HAL_ObserveUserProgramTeleop();
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: observeUserProgramTest
* Signature: ()V
*/
JNIEXPORT void JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_observeUserProgramTest
(JNIEnv*, jclass)
{
HAL_ObserveUserProgramTest();
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: report
* Signature: (IIILjava/lang/String;)I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_report
(JNIEnv* paramEnv, jclass, jint paramResource, jint paramInstanceNumber,
jint paramContext, jstring paramFeature)
{
JStringRef featureStr{paramEnv, paramFeature};
jint returnValue = HAL_Report(paramResource, paramInstanceNumber,
paramContext, featureStr.c_str());
return returnValue;
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: nativeGetControlWord
* Signature: ()I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_nativeGetControlWord
(JNIEnv*, jclass)
{
static_assert(sizeof(HAL_ControlWord) == sizeof(jint),
"Java int must match the size of control word");
HAL_ControlWord controlWord;
HAL_GetControlWord(&controlWord);
jint retVal = 0;
std::memcpy(&retVal, &controlWord, sizeof(HAL_ControlWord));
return retVal;
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: nativeGetAllianceStation
* Signature: ()I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_nativeGetAllianceStation
(JNIEnv*, jclass)
{
int32_t status = 0;
auto allianceStation = HAL_GetAllianceStation(&status);
return static_cast<jint>(allianceStation);
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: getJoystickAxesRaw
* Signature: (B[I)I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_getJoystickAxesRaw
(JNIEnv* env, jclass, jbyte joystickNum, jintArray axesRawArray)
{
HAL_JoystickAxes axes;
HAL_GetJoystickAxes(joystickNum, &axes);
jsize javaSize = env->GetArrayLength(axesRawArray);
if (axes.count > javaSize) {
ThrowIllegalArgumentException(
env,
fmt::format("Native array size larger then passed in java array "
"size\nNative Size: {} Java Size: {}",
static_cast<int>(axes.count), static_cast<int>(javaSize)));
return 0;
}
jint raw[HAL_kMaxJoystickAxes];
for (int16_t i = 0; i < axes.count; i++) {
raw[i] = axes.raw[i];
}
env->SetIntArrayRegion(axesRawArray, 0, axes.count, raw);
return axes.count;
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: getJoystickAxes
* Signature: (B[F)I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_getJoystickAxes
(JNIEnv* env, jclass, jbyte joystickNum, jfloatArray axesArray)
{
HAL_JoystickAxes axes;
HAL_GetJoystickAxes(joystickNum, &axes);
jsize javaSize = env->GetArrayLength(axesArray);
if (axes.count > javaSize) {
ThrowIllegalArgumentException(
env,
fmt::format("Native array size larger then passed in java array "
"size\nNative Size: {} Java Size: {}",
static_cast<int>(axes.count), static_cast<int>(javaSize)));
return 0;
}
env->SetFloatArrayRegion(axesArray, 0, axes.count, axes.axes);
return axes.count;
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: getJoystickPOVs
* Signature: (B[S)I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_getJoystickPOVs
(JNIEnv* env, jclass, jbyte joystickNum, jshortArray povsArray)
{
HAL_JoystickPOVs povs;
HAL_GetJoystickPOVs(joystickNum, &povs);
jsize javaSize = env->GetArrayLength(povsArray);
if (povs.count > javaSize) {
ThrowIllegalArgumentException(
env,
fmt::format("Native array size larger then passed in java array "
"size\nNative Size: {} Java Size: {}",
static_cast<int>(povs.count), static_cast<int>(javaSize)));
return 0;
}
env->SetShortArrayRegion(povsArray, 0, povs.count, povs.povs);
return povs.count;
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: getAllJoystickData
* Signature: ([F[B[S[J)V
*/
JNIEXPORT void JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_getAllJoystickData
(JNIEnv* env, jclass cls, jfloatArray axesArray, jbyteArray rawAxesArray,
jshortArray povsArray, jlongArray buttonsAndMetadataArray)
{
HAL_JoystickAxes axes[HAL_kMaxJoysticks];
HAL_JoystickPOVs povs[HAL_kMaxJoysticks];
HAL_JoystickButtons buttons[HAL_kMaxJoysticks];
HAL_GetAllJoystickData(axes, povs, buttons);
CriticalJSpan<jfloat> jAxes(env, axesArray);
CriticalJSpan<jbyte> jRawAxes(env, rawAxesArray);
CriticalJSpan<jshort> jPovs(env, povsArray);
CriticalJSpan<jlong> jButtons(env, buttonsAndMetadataArray);
static_assert(sizeof(jAxes[0]) == sizeof(axes[0].axes[0]));
static_assert(sizeof(jRawAxes[0]) == sizeof(axes[0].raw[0]));
static_assert(sizeof(jPovs[0]) == sizeof(povs[0].povs[0]));
for (size_t i = 0; i < HAL_kMaxJoysticks; i++) {
std::memcpy(&jAxes[i * HAL_kMaxJoystickAxes], axes[i].axes,
sizeof(axes[i].axes));
std::memcpy(&jRawAxes[i * HAL_kMaxJoystickAxes], axes[i].raw,
sizeof(axes[i].raw));
std::memcpy(&jPovs[i * HAL_kMaxJoystickPOVs], povs[i].povs,
sizeof(povs[i].povs));
jButtons[i * 4] = axes[i].count;
jButtons[(i * 4) + 1] = povs[i].count;
jButtons[(i * 4) + 2] = buttons[i].count;
jButtons[(i * 4) + 3] = buttons[i].buttons;
}
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: getJoystickButtons
* Signature: (BLjava/lang/Object;)I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_getJoystickButtons
(JNIEnv* env, jclass, jbyte joystickNum, jobject count)
{
HAL_JoystickButtons joystickButtons;
HAL_GetJoystickButtons(joystickNum, &joystickButtons);
jbyte* countPtr =
reinterpret_cast<jbyte*>(env->GetDirectBufferAddress(count));
*countPtr = joystickButtons.count;
return joystickButtons.buttons;
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: setJoystickOutputs
* Signature: (BIII)I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_setJoystickOutputs
(JNIEnv*, jclass, jbyte port, jint outputs, jint leftRumble, jint rightRumble)
{
return HAL_SetJoystickOutputs(port, outputs, leftRumble, rightRumble);
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: getJoystickIsXbox
* Signature: (B)I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_getJoystickIsXbox
(JNIEnv*, jclass, jbyte port)
{
return HAL_GetJoystickIsXbox(port);
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: getJoystickType
* Signature: (B)I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_getJoystickType
(JNIEnv*, jclass, jbyte port)
{
return HAL_GetJoystickType(port);
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: getJoystickName
* Signature: (B)Ljava/lang/String;
*/
JNIEXPORT jstring JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_getJoystickName
(JNIEnv* env, jclass, jbyte port)
{
char* joystickName = HAL_GetJoystickName(port);
jstring str = MakeJString(env, joystickName);
HAL_FreeJoystickName(joystickName);
return str;
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: getJoystickAxisType
* Signature: (BB)I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_getJoystickAxisType
(JNIEnv*, jclass, jbyte joystickNum, jbyte axis)
{
return HAL_GetJoystickAxisType(joystickNum, axis);
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: getMatchTime
* Signature: ()D
*/
JNIEXPORT jdouble JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_getMatchTime
(JNIEnv* env, jclass)
{
int32_t status = 0;
return HAL_GetMatchTime(&status);
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: getMatchInfo
* Signature: (Ljava/lang/Object;)I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_getMatchInfo
(JNIEnv* env, jclass, jobject info)
{
HAL_MatchInfo matchInfo;
auto status = HAL_GetMatchInfo(&matchInfo);
if (status == 0) {
SetMatchInfoObject(env, info, matchInfo);
}
return status;
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: sendError
* Signature: (ZIZLjava/lang/String;Ljava/lang/String;Ljava/lang/String;Z)I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_sendError
(JNIEnv* env, jclass, jboolean isError, jint errorCode, jboolean isLVCode,
jstring details, jstring location, jstring callStack, jboolean printMsg)
{
JStringRef detailsStr{env, details};
JStringRef locationStr{env, location};
JStringRef callStackStr{env, callStack};
jint returnValue =
HAL_SendError(isError, errorCode, isLVCode, detailsStr.c_str(),
locationStr.c_str(), callStackStr.c_str(), printMsg);
return returnValue;
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: sendConsoleLine
* Signature: (Ljava/lang/String;)I
*/
JNIEXPORT jint JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_sendConsoleLine
(JNIEnv* env, jclass, jstring line)
{
JStringRef lineStr{env, line};
jint returnValue = HAL_SendConsoleLine(lineStr.c_str());
return returnValue;
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: refreshDSData
* Signature: ()Z
*/
JNIEXPORT jboolean JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_refreshDSData
(JNIEnv*, jclass)
{
return HAL_RefreshDSData();
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: provideNewDataEventHandle
* Signature: (I)V
*/
JNIEXPORT void JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_provideNewDataEventHandle
(JNIEnv*, jclass, jint handle)
{
HAL_ProvideNewDataEventHandle(handle);
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: removeNewDataEventHandle
* Signature: (I)V
*/
JNIEXPORT void JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_removeNewDataEventHandle
(JNIEnv*, jclass, jint handle)
{
HAL_RemoveNewDataEventHandle(handle);
}
/*
* Class: edu_wpi_first_hal_DriverStationJNI
* Method: getOutputsActive
* Signature: ()Z
*/
JNIEXPORT jboolean JNICALL
Java_edu_wpi_first_hal_DriverStationJNI_getOutputsActive
(JNIEnv*, jclass)
{
return HAL_GetOutputsEnabled();
}
} // extern "C"