1 /* void glGetShaderSource ( GLuint shader, GLsizei bufsize, GLsizei *length, char *source ) */ 2 static void 3 android_glGetShaderSource__II_3II_3BI 4 (JNIEnv *_env, jobject _this, jint shader, jint bufsize, jintArray length_ref, jint lengthOffset, jbyteArray source_ref, jint sourceOffset) { 5 jint _exception = 0; 6 const char * _exceptionType; 7 const char * _exceptionMessage; 8 GLsizei *length_base = (GLsizei *) 0; 9 jint _lengthRemaining; 10 GLsizei *length = (GLsizei *) 0; 11 char *source_base = (char *) 0; 12 jint _sourceRemaining; 13 char *source = (char *) 0; 14 15 if (!length_ref) { 16 _exception = 1; 17 _exceptionType = "java/lang/IllegalArgumentException"; 18 _exceptionMessage = "length == null"; 19 goto exit; 20 } 21 if (lengthOffset < 0) { 22 _exception = 1; 23 _exceptionType = "java/lang/IllegalArgumentException"; 24 _exceptionMessage = "lengthOffset < 0"; 25 goto exit; 26 } 27 _lengthRemaining = _env->GetArrayLength(length_ref) - lengthOffset; 28 length_base = (GLsizei *) 29 _env->GetPrimitiveArrayCritical(length_ref, (jboolean *)0); 30 length = length_base + lengthOffset; 31 32 if (!source_ref) { 33 _exception = 1; 34 _exceptionType = "java/lang/IllegalArgumentException"; 35 _exceptionMessage = "source == null"; 36 goto exit; 37 } 38 if (sourceOffset < 0) { 39 _exception = 1; 40 _exceptionType = "java/lang/IllegalArgumentException"; 41 _exceptionMessage = "sourceOffset < 0"; 42 goto exit; 43 } 44 _sourceRemaining = _env->GetArrayLength(source_ref) - sourceOffset; 45 source_base = (char *) 46 _env->GetPrimitiveArrayCritical(source_ref, (jboolean *)0); 47 source = source_base + sourceOffset; 48 49 glGetShaderSource( 50 (GLuint)shader, 51 (GLsizei)bufsize, 52 (GLsizei *)length, 53 (char *)source 54 ); 55 56 exit: 57 if (source_base) { 58 _env->ReleasePrimitiveArrayCritical(source_ref, source_base, 59 _exception ? JNI_ABORT: 0); 60 } 61 if (length_base) { 62 _env->ReleasePrimitiveArrayCritical(length_ref, length_base, 63 _exception ? JNI_ABORT: 0); 64 } 65 if (_exception) { 66 jniThrowException(_env, _exceptionType, _exceptionMessage); 67 } 68 } 69 70 /* void glGetShaderSource ( GLuint shader, GLsizei bufsize, GLsizei *length, char *source ) */ 71 static void 72 android_glGetShaderSource__IILjava_nio_IntBuffer_2B 73 (JNIEnv *_env, jobject _this, jint shader, jint bufsize, jobject length_buf, jbyte source) { 74 jarray _array = (jarray) 0; 75 jint _bufferOffset = (jint) 0; 76 jint _remaining; 77 GLsizei *length = (GLsizei *) 0; 78 79 length = (GLsizei *)getPointer(_env, length_buf, &_array, &_remaining, &_bufferOffset); 80 if (length == NULL) { 81 char * _lengthBase = (char *)_env->GetPrimitiveArrayCritical(_array, (jboolean *) 0); 82 length = (GLsizei *) (_lengthBase + _bufferOffset); 83 } 84 glGetShaderSource( 85 (GLuint)shader, 86 (GLsizei)bufsize, 87 (GLsizei *)length, 88 (char *)source 89 ); 90 if (_array) { 91 releasePointer(_env, _array, length, JNI_TRUE); 92 } 93 } 94 95 /* void glGetShaderSource ( GLuint shader, GLsizei bufsize, GLsizei *length, char *source ) */ 96 static jstring android_glGetShaderSource(JNIEnv *_env, jobject, jint shader) { 97 GLint shaderLen = 0; 98 glGetShaderiv((GLuint)shader, GL_SHADER_SOURCE_LENGTH, &shaderLen); 99 if (!shaderLen) { 100 return _env->NewStringUTF(""); 101 } 102 char* buf = (char*) malloc(shaderLen); 103 if (buf == NULL) { 104 jniThrowException(_env, "java/lang/IllegalArgumentException", "out of memory"); 105 return NULL; 106 } 107 glGetShaderSource(shader, shaderLen, NULL, buf); 108 jstring result = _env->NewStringUTF(buf); 109 free(buf); 110 return result; 111 } 112
