JNIEXPORT void JNICALL
Java_com_sun_pisces_PiscesRenderer_beginRenderingIIIII(JNIEnv* env,
jobject objectHandle, jint minX, jint minY, jint width, jint height,
jint windingRule) {
Renderer* rdr;
Surface* surface;
jobject surfaceHandle;
rdr = (Renderer*)JLongToPointer(
(*env)->GetLongField(env, objectHandle,
fieldIds[RENDERER_NATIVE_PTR]));
SURFACE_FROM_RENDERER(surface, env, surfaceHandle, objectHandle);
ACQUIRE_SURFACE(surface, env, surfaceHandle);
INVALIDATE_RENDERER_SURFACE(rdr);
renderer_beginRendering5(rdr, minX, minY, width, height, windingRule);
RELEASE_SURFACE(surface, env, surfaceHandle);
if (JNI_TRUE == readAndClearMemErrorFlag()) {
JNI_ThrowNew(env, "java/lang/OutOfMemoryError",
"Allocation of internal renderer buffer failed.");
}
}
KNIEXPORT KNI_RETURNTYPE_VOID
Java_com_sun_pisces_AbstractSurface_drawSurfaceImpl() {
KNI_StartHandles(2);
KNI_DeclareHandle(objectHandle);
KNI_DeclareHandle(surfaceHandle);
jint srcX = KNI_GetParameterAsInt(2);
jint srcY = KNI_GetParameterAsInt(3);
jint dstX = KNI_GetParameterAsInt(4);
jint dstY = KNI_GetParameterAsInt(5);
jint width = KNI_GetParameterAsInt(6);
jint height = KNI_GetParameterAsInt(7);
jfloat opacity = KNI_GetParameterAsFloat(8);
Surface* dstSurface;
Surface* srcSurface;
KNI_GetThisPointer(objectHandle);
dstSurface = (Surface*)JLongToPointer(
KNI_GetLongField(objectHandle,
fieldIds[SURFACE_NATIVE_PTR]));
KNI_GetParameterAsObject(1, surfaceHandle);
srcSurface = (Surface*)JLongToPointer(
KNI_GetLongField(surfaceHandle,
fieldIds[SURFACE_NATIVE_PTR]));
CORRECT_DIMS(dstSurface, dstX, dstY, width, height, srcX, srcY);
CORRECT_DIMS(srcSurface, srcX, srcY, width, height, dstX, dstY);
if ((width > 0) && (height > 0) && (opacity > 0)) {
ACQUIRE_SURFACE(dstSurface, objectHandle);
ACQUIRE_SURFACE(srcSurface, surfaceHandle);
surface_drawSurface(dstSurface, dstX, dstY, width, height,
srcSurface, srcX, srcY, opacity);
RELEASE_SURFACE(srcSurface, surfaceHandle);
RELEASE_SURFACE(dstSurface, objectHandle);
}
KNI_EndHandles();
KNI_ReturnVoid();
}
KNIEXPORT KNI_RETURNTYPE_VOID
Java_com_sun_pisces_AbstractSurface_drawRGBImpl() {
KNI_StartHandles(2);
KNI_DeclareHandle(objectHandle);
KNI_DeclareHandle(arrayHandle);
jint offset = KNI_GetParameterAsInt(2);
jint scanLength = KNI_GetParameterAsInt(3);
jint x = KNI_GetParameterAsInt(4);
jint y = KNI_GetParameterAsInt(5);
jint width = KNI_GetParameterAsInt(6);
jint height = KNI_GetParameterAsInt(7);
jfloat opacity = KNI_GetParameterAsFloat(8);
jint srcX = 0;
jint srcY = 0;
Surface* surface;
KNI_GetParameterAsObject(1, arrayHandle);
KNI_GetThisPointer(objectHandle);
surface = (Surface*)JLongToPointer(
KNI_GetLongField(objectHandle, fieldIds[SURFACE_NATIVE_PTR]));
CORRECT_DIMS(surface, x, y, width, height, srcX, srcY);
if ((width > 0) && (height > 0)) {
jint* tempArray;
offset += srcY * scanLength + srcX;
SNI_BEGIN_RAW_POINTERS;
tempArray = &JavaIntArray(arrayHandle)[offset];
ACQUIRE_SURFACE(surface, objectHandle);
surface_drawRGB(surface, x, y, width, height, tempArray, scanLength,
opacity);
RELEASE_SURFACE(surface, objectHandle);
SNI_END_RAW_POINTERS;
}
KNI_EndHandles();
KNI_ReturnVoid();
}
JNIEXPORT void JNICALL
Java_com_sun_pisces_PiscesRenderer_drawLine(JNIEnv* env, jobject objectHandle,
jint x0, jint y0, jint x1, jint y1) {
Renderer* rdr;
Surface* surface;
jobject surfaceHandle;
rdr = (Renderer*)JLongToPointer(
(*env)->GetLongField(env, objectHandle,
fieldIds[RENDERER_NATIVE_PTR]));
SURFACE_FROM_RENDERER(surface, env, surfaceHandle, objectHandle);
ACQUIRE_SURFACE(surface, env, surfaceHandle);
INVALIDATE_RENDERER_SURFACE(rdr);
renderer_drawLine(rdr, x0, y0, x1, y1);
RELEASE_SURFACE(surface, env, surfaceHandle);
if (JNI_TRUE == readAndClearMemErrorFlag()) {
JNI_ThrowNew(env, "java/lang/OutOfMemoryError",
"Allocation of internal renderer buffer failed.");
}
}
KNIEXPORT KNI_RETURNTYPE_VOID
Java_com_sun_pisces_AbstractSurface_getRGB() {
KNI_StartHandles(2);
KNI_DeclareHandle(objectHandle);
KNI_DeclareHandle(arrayHandle);
jint offset = KNI_GetParameterAsInt(2);
jint scanLength = KNI_GetParameterAsInt(3);
jint x = KNI_GetParameterAsInt(4);
jint y = KNI_GetParameterAsInt(5);
jint width = KNI_GetParameterAsInt(6);
jint height = KNI_GetParameterAsInt(7);
jint dstX = 0;
jint dstY = 0;
Surface* surface;
KNI_GetParameterAsObject(1, arrayHandle);
KNI_GetThisPointer(objectHandle);
surface = (Surface*)JLongToPointer(
KNI_GetLongField(objectHandle, fieldIds[SURFACE_NATIVE_PTR]));
CORRECT_DIMS(surface, x, y, width, height, dstX, dstY);
if ((width > 0) && (height > 0)) {
jint size = ((height - 1) * scanLength + width) * sizeof(jint);
jint* tempArray = (jint*)PISCESmalloc(size);
if (NULL == tempArray) {
KNI_ThrowNew("java/lang/OutOfMemoryError",
"Allocation of temporary renderer memory buffer failed.");
} else {
jint* src;
jint* dst;
jint srcScanRest = surface->width - width;
jint dstScanRest = scanLength - width;
ACQUIRE_SURFACE(surface, objectHandle);
src = (jint*)surface->data + y * surface->width + x;
dst = tempArray;
for (; height > 0; --height) {
jint w2 = width;
for (; w2 > 0; --w2) {
*dst++ = *src++;
}
src += srcScanRest;
dst += dstScanRest;
}
offset += dstY * scanLength + dstX;
KNI_SetRawArrayRegion(arrayHandle, offset * sizeof(jint), size,
(const jbyte*)tempArray);
RELEASE_SURFACE(surface, objectHandle);
PISCESfree(tempArray);
}
}
KNI_EndHandles();
KNI_ReturnVoid();
}
