javauis/m3g_qt/src/jni/vertexArray.inl
changeset 35 85266cc22c7f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javauis/m3g_qt/src/jni/vertexArray.inl	Fri Jun 11 13:33:44 2010 +0300
@@ -0,0 +1,187 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+#include "javax_microedition_m3g_VertexArray.h"
+
+JNIEXPORT void JNICALL Java_javax_microedition_m3g_VertexArray__1setShort
+(JNIEnv* aEnv, jclass, jint aHandle, jint aFirst, jint aCount, jshortArray aSrcArray)
+{
+    int srcLength = 0;
+    unsigned short *srcData = NULL;
+    if (aSrcArray)
+    {
+        srcData = (unsigned short *)aEnv->GetShortArrayElements(aSrcArray, NULL);
+        if (srcData == NULL)
+        {
+            M3G_RAISE_EXCEPTION(aEnv, "java/lang/OutOfMemoryError");
+            return;
+        }
+    }
+
+    srcLength = aSrcArray ? aEnv->GetArrayLength(aSrcArray) : 0;
+
+    M3G_DO_LOCK
+    m3gSetVertexArrayElements(
+        (M3GVertexArray) aHandle, aFirst, aCount, srcLength, M3G_SHORT, srcData);
+    M3G_DO_UNLOCK(aEnv)
+
+    if (aSrcArray)
+    {
+        aEnv->ReleaseShortArrayElements(aSrcArray, (jshort*)srcData, JNI_ABORT);
+    }
+}
+
+JNIEXPORT jint JNICALL Java_javax_microedition_m3g_VertexArray__1ctor
+(JNIEnv* aEnv, jclass, jint aM3g, jint aNumVertices, jint aNumComponents, jint aComponentSize)
+{
+    M3G_DO_LOCK
+    M3GVertexArray va = m3gCreateVertexArray((M3GInterface)aM3g,
+                        aNumVertices,
+                        aNumComponents,
+                        (aComponentSize == 1) ? M3G_BYTE :
+                        (aComponentSize == 2) ? M3G_SHORT :
+                        M3G_INT);
+    M3G_DO_UNLOCK(aEnv)
+    return (M3Guint) va;
+}
+
+JNIEXPORT void JNICALL Java_javax_microedition_m3g_VertexArray__1setByte
+(JNIEnv* aEnv, jclass, jint aHandle, jint aFirst, jint aCount, jbyteArray aSrcArray)
+{
+    int srcLength = 0;
+    unsigned char *srcData = NULL;
+    if (aSrcArray)
+    {
+        srcData = (unsigned char *)aEnv->GetByteArrayElements(aSrcArray, NULL);
+        if (srcData == NULL)
+        {
+            M3G_RAISE_EXCEPTION(aEnv, "java/lang/OutOfMemoryError");
+            return;
+        }
+    }
+
+    srcLength = aSrcArray ? aEnv->GetArrayLength(aSrcArray) : 0;
+
+    if (validateArray(aEnv, aSrcArray, aCount))
+    {
+        M3G_DO_LOCK
+        m3gSetVertexArrayElements(
+            (M3GVertexArray) aHandle, aFirst, aCount, srcLength, M3G_BYTE, srcData);
+        M3G_DO_UNLOCK(aEnv)
+    }
+
+    if (aSrcArray)
+    {
+        aEnv->ReleaseByteArrayElements(aSrcArray, (jbyte*)srcData, JNI_ABORT);
+    }
+}
+
+/* M3G 1.1 JNI Calls */
+
+JNIEXPORT void JNICALL Java_javax_microedition_m3g_VertexArray__1getByte
+(JNIEnv* aEnv, jclass, jint aHandle, jint aFirstVertex, jint aNumVertices, jbyteArray aSrcArray)
+{
+    int dstLength = 0;
+    unsigned char *dstData = NULL;
+    if (aSrcArray)
+    {
+        dstData = (unsigned char *)aEnv->GetByteArrayElements(aSrcArray, NULL);
+        if (dstData == NULL)
+        {
+            M3G_RAISE_EXCEPTION(aEnv, "java/lang/OutOfMemoryError");
+            return;
+        }
+    }
+
+    dstLength = aSrcArray ? aEnv->GetArrayLength(aSrcArray) : 0;
+
+    /*
+    * Parameter checking and exception throwing is handled in engine side, thus no
+    * checking / validation is done here.
+    */
+    M3G_DO_LOCK
+    m3gGetVertexArrayElements((M3GVertexArray) aHandle, aFirstVertex, aNumVertices, dstLength, M3G_BYTE, dstData);
+    M3G_DO_UNLOCK(aEnv)
+
+    if (aSrcArray)
+    {
+        /* copy dstData array to java side and release both arrays */
+        aEnv->ReleaseByteArrayElements(aSrcArray, (jbyte*)dstData, 0);
+    }
+}
+
+JNIEXPORT void JNICALL Java_javax_microedition_m3g_VertexArray__1getShort
+(JNIEnv* aEnv, jclass, jint aHandle, jint aFirstVertex, jint aNumVertices, jshortArray aSrcArray)
+{
+    int dstLength = 0;
+    unsigned short *dstData = NULL;
+    if (aSrcArray)
+    {
+        dstData = (unsigned short *)aEnv->GetShortArrayElements(aSrcArray, NULL);
+        if (dstData == NULL)
+        {
+            M3G_RAISE_EXCEPTION(aEnv, "java/lang/OutOfMemoryError");
+            return;
+        }
+    }
+
+    dstLength = aSrcArray ? aEnv->GetArrayLength(aSrcArray) : 0;
+
+    /*
+    * Parameter checking and exception throwing is handled in engine side, thus no
+    * checking / validation is done here.
+    */
+    M3G_DO_LOCK
+    m3gGetVertexArrayElements((M3GVertexArray) aHandle, aFirstVertex, aNumVertices, dstLength, M3G_SHORT, dstData);
+    M3G_DO_UNLOCK(aEnv)
+
+    if (aSrcArray)
+    {
+        /* copy dstData array to java side and release both arrays */
+        aEnv->ReleaseShortArrayElements(aSrcArray, (jshort*)dstData, 0);
+    }
+}
+
+JNIEXPORT jint JNICALL Java_javax_microedition_m3g_VertexArray__1getComponentCount
+(JNIEnv* aEnv, jclass, jint aHandle)
+{
+    M3Gsizei size;
+    M3G_DO_LOCK
+    m3gGetVertexArrayParams((M3GVertexArray)aHandle, NULL, &size, NULL, NULL);
+    M3G_DO_UNLOCK(aEnv)
+    return (jint)size;
+}
+
+JNIEXPORT jint JNICALL Java_javax_microedition_m3g_VertexArray__1getComponentType
+(JNIEnv* aEnv, jclass, jint aHandle)
+{
+    M3Gdatatype type;
+    M3G_DO_LOCK
+    m3gGetVertexArrayParams((M3GVertexArray)aHandle, NULL, NULL, &type, NULL);
+    M3G_DO_UNLOCK(aEnv)
+    type = (type == M3G_BYTE) ? (M3Gdatatype) 1 : (M3Gdatatype) 2;
+    return (jint)type;
+}
+
+JNIEXPORT jint JNICALL Java_javax_microedition_m3g_VertexArray__1getVertexCount
+(JNIEnv* aEnv, jclass, jint aHandle)
+{
+    M3Gsizei count;
+    M3G_DO_LOCK
+    m3gGetVertexArrayParams((M3GVertexArray)aHandle, &count, NULL, NULL, NULL);
+    M3G_DO_UNLOCK(aEnv)
+    return (jint)count;
+}