vtm/jni/jni/org.oscim.utils.TessJNI.cpp
2014-09-20 01:31:06 +02:00

238 lines
7.0 KiB
C++

#include <org.oscim.utils.TessJNI.h>
//@line:114
#include <tesselator.h>
#include <string.h>
#include <stdlib.h>
void* heapAlloc( void* userData, unsigned int size ){
TESS_NOTUSED( userData );
return malloc( size );
}
void* heapRealloc( void *userData, void* ptr, unsigned int size ){
TESS_NOTUSED( userData );
return realloc( ptr, size );
}
void heapFree( void* userData, void* ptr ){
TESS_NOTUSED( userData );
free( ptr );
}
JNIEXPORT jlong JNICALL Java_org_oscim_utils_TessJNI_newTess(JNIEnv* env, jclass clazz, jint size) {
//@line:131
{
if (size <= 0)
return (long)tessNewTess(0);
if (size > 10)
size = 10;
TESSalloc ma;
memset(&ma, 0, sizeof(ma));
ma.memalloc = heapAlloc;
ma.memfree = heapFree;
ma.memrealloc = heapRealloc;
//ma.userData = (void*)&allocated;
ma.meshEdgeBucketSize = 2 << size; // 512
ma.meshVertexBucketSize = 2 << size; // 512
ma.meshFaceBucketSize = 1 << size; // 256
ma.dictNodeBucketSize = 2 << size; // 512
ma.regionBucketSize = 1 << size; // 256
ma.extraVertices = 8;
//ma.extraVertices = 256;
return (long)tessNewTess(&ma);
}
}
JNIEXPORT void JNICALL Java_org_oscim_utils_TessJNI_freeTess(JNIEnv* env, jclass clazz, jlong inst) {
//@line:151
{
tessDeleteTess((TESStesselator*) inst);
}
}
JNIEXPORT void JNICALL Java_org_oscim_utils_TessJNI_addContour(JNIEnv* env, jclass clazz, jlong inst, jint size, jfloatArray obj_contour, jint stride, jint offset, jint count) {
float* contour = (float*)env->GetPrimitiveArrayCritical(obj_contour, 0);
//@line:164
{
tessAddContour((TESStesselator*) inst, size, contour + (offset * stride), stride, count);
}
env->ReleasePrimitiveArrayCritical(obj_contour, contour, 0);
}
JNIEXPORT void JNICALL Java_org_oscim_utils_TessJNI_addMultiContour2D(JNIEnv* env, jclass clazz, jlong inst, jintArray obj_index, jfloatArray obj_contour, jint idxStart, jint idxCount) {
int* index = (int*)env->GetPrimitiveArrayCritical(obj_index, 0);
float* contour = (float*)env->GetPrimitiveArrayCritical(obj_contour, 0);
//@line:167
{
TESStesselator* tess = (TESStesselator*) inst;
int offset = 0;
// start at 0 to get the correct offset in contour..
for (int i = 0; i < idxStart + idxCount; i++){
int len = index[i];
if ((len % 2 != 0) || (len < 0))
break;
if (len < 6 || i < idxStart) {
offset += len;
continue;
}
tessAddContour(tess, 2, contour + offset, 8, len >> 1);
offset += len;
}
}
env->ReleasePrimitiveArrayCritical(obj_index, index, 0);
env->ReleasePrimitiveArrayCritical(obj_contour, contour, 0);
}
JNIEXPORT jint JNICALL Java_org_oscim_utils_TessJNI_tessContour2D(JNIEnv* env, jclass clazz, jlong inst, jint windingRule, jint elementType, jint polySize, jint vertexSize) {
//@line:194
{
return tessTesselate((TESStesselator*) inst, windingRule, elementType, polySize, vertexSize, 0);
}
}
JNIEXPORT jint JNICALL Java_org_oscim_utils_TessJNI_getVertexCount(JNIEnv* env, jclass clazz, jlong inst) {
//@line:197
{
return tessGetVertexCount((TESStesselator*) inst);
}
}
static inline jboolean wrapped_Java_org_oscim_utils_TessJNI_getVertices
(JNIEnv* env, jclass clazz, jlong inst, jfloatArray obj_out, jint offset, jint length, float* out) {
//@line:203
{
const TESSreal* vertices = tessGetVertices((TESStesselator*) inst);
if (!vertices)
return 0;
memcpy(out, vertices + offset, length * sizeof(TESSreal));
return 1;
}
}
JNIEXPORT jboolean JNICALL Java_org_oscim_utils_TessJNI_getVertices(JNIEnv* env, jclass clazz, jlong inst, jfloatArray obj_out, jint offset, jint length) {
float* out = (float*)env->GetPrimitiveArrayCritical(obj_out, 0);
jboolean JNI_returnValue = wrapped_Java_org_oscim_utils_TessJNI_getVertices(env, clazz, inst, obj_out, offset, length, out);
env->ReleasePrimitiveArrayCritical(obj_out, out, 0);
return JNI_returnValue;
}
JNIEXPORT void JNICALL Java_org_oscim_utils_TessJNI_getVerticesS(JNIEnv* env, jclass clazz, jlong inst, jshortArray obj_out, jint offset, jint length, jfloat scale) {
short* out = (short*)env->GetPrimitiveArrayCritical(obj_out, 0);
//@line:213
{
const TESSreal* vertices = tessGetVertices((TESStesselator*) inst);
for(int i = 0; i < length; i++)
out[i] = (short)(vertices[offset++] * scale + 0.5f);
}
env->ReleasePrimitiveArrayCritical(obj_out, out, 0);
}
static inline jboolean wrapped_Java_org_oscim_utils_TessJNI_getVertexIndices
(JNIEnv* env, jclass clazz, jlong inst, jintArray obj_out, jint offset, jint length, int* out) {
//@line:225
{
const TESSindex* indices = tessGetVertexIndices((TESStesselator*) inst);
if (!indices)
return 0;
memcpy(out, indices + offset, length * sizeof(TESSindex));
return 1;
}
}
JNIEXPORT jboolean JNICALL Java_org_oscim_utils_TessJNI_getVertexIndices(JNIEnv* env, jclass clazz, jlong inst, jintArray obj_out, jint offset, jint length) {
int* out = (int*)env->GetPrimitiveArrayCritical(obj_out, 0);
jboolean JNI_returnValue = wrapped_Java_org_oscim_utils_TessJNI_getVertexIndices(env, clazz, inst, obj_out, offset, length, out);
env->ReleasePrimitiveArrayCritical(obj_out, out, 0);
return JNI_returnValue;
}
JNIEXPORT jint JNICALL Java_org_oscim_utils_TessJNI_getElementCount(JNIEnv* env, jclass clazz, jlong inst) {
//@line:235
{
return tessGetElementCount((TESStesselator*) inst);
}
}
static inline jboolean wrapped_Java_org_oscim_utils_TessJNI_getElements
(JNIEnv* env, jclass clazz, jlong inst, jintArray obj_out, jint offset, jint length, int* out) {
//@line:241
{
const TESSindex* elements = tessGetElements((TESStesselator*) inst);
if (!elements)
return 0;
memcpy(out, elements + offset, length * sizeof(TESSindex));
return 1;
}
}
JNIEXPORT jboolean JNICALL Java_org_oscim_utils_TessJNI_getElements(JNIEnv* env, jclass clazz, jlong inst, jintArray obj_out, jint offset, jint length) {
int* out = (int*)env->GetPrimitiveArrayCritical(obj_out, 0);
jboolean JNI_returnValue = wrapped_Java_org_oscim_utils_TessJNI_getElements(env, clazz, inst, obj_out, offset, length, out);
env->ReleasePrimitiveArrayCritical(obj_out, out, 0);
return JNI_returnValue;
}
JNIEXPORT void JNICALL Java_org_oscim_utils_TessJNI_getElementsS(JNIEnv* env, jclass clazz, jlong inst, jshortArray obj_out, jint offset, jint length) {
short* out = (short*)env->GetPrimitiveArrayCritical(obj_out, 0);
//@line:251
{
const TESSindex* elements = tessGetElements((TESStesselator*) inst);
for(int i = 0; i < length; i++)
out[i] = (short)elements[offset++];
}
env->ReleasePrimitiveArrayCritical(obj_out, out, 0);
}
JNIEXPORT void JNICALL Java_org_oscim_utils_TessJNI_getElementsWithInputVertexIds(JNIEnv* env, jclass clazz, jlong inst, jshortArray obj_out, jint dstOffset, jint offset, jint length) {
short* out = (short*)env->GetPrimitiveArrayCritical(obj_out, 0);
//@line:259
{
const TESSindex* elements = tessGetElements((TESStesselator*) inst);
const TESSindex* indices = tessGetVertexIndices((TESStesselator*) inst);
for(int i = 0; i < length; i++)
out[dstOffset++] = (short)(indices[elements[offset++]]);
}
env->ReleasePrimitiveArrayCritical(obj_out, out, 0);
}