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PSP2: Gyro and accel support

This commit is contained in:
Jeffrey Pfau 2015-08-29 15:41:09 -07:00
parent d690d3b1fb
commit d8c3306bf2
2 changed files with 41 additions and 1 deletions
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2
src/platform/psp2/CMakeLists.txt
View File

@ -2,7 +2,7 @@ file(GLOB PLATFORM_SRC ${CMAKE_SOURCE_DIR}/src/platform/psp2/*.c)
execute_process(COMMAND ${OBJCOPY} -I binary -O elf32-littlearm -B arm font.png ${CMAKE_BINARY_DIR}/font.o WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}/res)
set(PLATFORM_LIBRARY -lvita2d -lSceCtrl_stub -lSceRtc_stub -lSceGxm_stub -lSceDisplay_stub -lSceAudio_stub -lpng -lz -l${M_LIBRARY})
set(PLATFORM_LIBRARY -lvita2d -lSceCtrl_stub -lSceRtc_stub -lSceGxm_stub -lSceDisplay_stub -lSceAudio_stub -lSceMotion_stub -lpng -lz -l${M_LIBRARY})
add_executable(${BINARY_NAME}.elf ${PLATFORM_SRC} ${GUI_SRC} ${CMAKE_BINARY_DIR}/font.o)
target_link_libraries(${BINARY_NAME}.elf ${BINARY_NAME} ${PLATFORM_LIBRARY})

40
src/platform/psp2/psp2-context.c
View File

@ -23,6 +23,7 @@
#include <psp2/display.h>
#include <psp2/gxm.h>
#include <psp2/kernel/sysmem.h>
#include <psp2/motion.h>
#include <vita2d.h>
@ -30,6 +31,10 @@ static struct GBAContext context;
static struct GBAVideoSoftwareRenderer renderer;
static vita2d_texture* tex;
static Thread audioThread;
static struct GBASceRotationSource {
struct GBARotationSource d;
struct SceMotionSensorState state;
} rotation;
static bool fullscreen = false;
@ -74,6 +79,26 @@ static THREAD_ENTRY _audioThread(void* context) {
return 0;
}
static void _sampleRotation(struct GBARotationSource* source) {
struct GBASceRotationSource* rotation = (struct GBASceRotationSource*) source;
sceMotionGetSensorState(&rotation->state, 1);
}
static int32_t _readTiltX(struct GBARotationSource* source) {
struct GBASceRotationSource* rotation = (struct GBASceRotationSource*) source;
return rotation->state.accelerometer.x * 0x60000000;
}
static int32_t _readTiltY(struct GBARotationSource* source) {
struct GBASceRotationSource* rotation = (struct GBASceRotationSource*) source;
return rotation->state.accelerometer.y * 0x60000000;
}
static int32_t _readGyroZ(struct GBARotationSource* source) {
struct GBASceRotationSource* rotation = (struct GBASceRotationSource*) source;
return rotation->state.gyro.z * 0x10000000;
}
void GBAPSP2Setup() {
GBAContextInit(&context, 0);
struct GBAOptions opts = {
@ -104,6 +129,13 @@ void GBAPSP2Setup() {
renderer.outputBuffer = vita2d_texture_get_datap(tex);
renderer.outputBufferStride = 256;
context.renderer = &renderer.d;
rotation.d.sample = _sampleRotation;
rotation.d.readTiltX = _readTiltX;
rotation.d.readTiltY = _readTiltY;
rotation.d.readGyroZ = _readGyroZ;
context.gba->rotationSource = &rotation.d;
printf("%s starting", projectName);
}
@ -121,6 +153,10 @@ bool GBAPSP2LoadROM(const char* path) {
blip_set_rates(context.gba->audio.left, GBA_ARM7TDMI_FREQUENCY, 48000 * ratio);
blip_set_rates(context.gba->audio.right, GBA_ARM7TDMI_FREQUENCY, 48000 * ratio);
if (context.gba->memory.hw.devices & (HW_TILT | HW_GYRO)) {
sceMotionStartSampling();
}
CircleBufferInit(&audioContext.buffer, PSP2_AUDIO_BUFFER_SIZE * sizeof(struct GBAStereoSample));
MutexInit(&audioContext.mutex);
ConditionInit(&audioContext.cond);
@ -194,6 +230,10 @@ void GBAPSP2Runloop(void) {
}
void GBAPSP2UnloadROM(void) {
if (context.gba->memory.hw.devices & (HW_TILT | HW_GYRO)) {
sceMotionStopSampling();
}
GBAContextStop(&context);
}