| /* |
| * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #ifndef HEADLESS |
| |
| #include <stdlib.h> |
| |
| #include "sun_java2d_opengl_OGLSurfaceData.h" |
| |
| #include "jlong.h" |
| #include "jni_util.h" |
| #include "OGLSurfaceData.h" |
| |
| /** |
| * The following methods are implemented in the windowing system (i.e. GLX |
| * and WGL) source files. |
| */ |
| extern jlong OGLSD_GetNativeConfigInfo(OGLSDOps *oglsdo); |
| extern jboolean OGLSD_InitOGLWindow(JNIEnv *env, OGLSDOps *oglsdo); |
| extern void OGLSD_DestroyOGLSurface(JNIEnv *env, OGLSDOps *oglsdo); |
| |
| void OGLSD_SetNativeDimensions(JNIEnv *env, OGLSDOps *oglsdo, jint w, jint h); |
| |
| /** |
| * This table contains the "pixel formats" for all system memory surfaces |
| * that OpenGL is capable of handling, indexed by the "PF_" constants defined |
| * in OGLSurfaceData.java. These pixel formats contain information that is |
| * passed to OpenGL when copying from a system memory ("Sw") surface to |
| * an OpenGL "Surface" (via glDrawPixels()) or "Texture" (via glTexImage2D()). |
| */ |
| OGLPixelFormat PixelFormats[] = { |
| { GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, |
| 4, 1, 0, }, /* 0 - IntArgb */ |
| { GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, |
| 4, 1, 1, }, /* 1 - IntArgbPre */ |
| { GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, |
| 4, 0, 1, }, /* 2 - IntRgb */ |
| { GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, |
| 4, 0, 1, }, /* 3 - IntRgbx */ |
| { GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, |
| 4, 0, 1, }, /* 4 - IntBgr */ |
| { GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, |
| 4, 0, 1, }, /* 5 - IntBgrx */ |
| { GL_RGB, GL_UNSIGNED_SHORT_5_6_5, |
| 2, 0, 1, }, /* 6 - Ushort565Rgb */ |
| { GL_BGRA, GL_UNSIGNED_SHORT_1_5_5_5_REV, |
| 2, 0, 1, }, /* 7 - Ushort555Rgb */ |
| { GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, |
| 2, 0, 1, }, /* 8 - Ushort555Rgbx*/ |
| { GL_LUMINANCE, GL_UNSIGNED_BYTE, |
| 1, 0, 1, }, /* 9 - ByteGray */ |
| { GL_LUMINANCE, GL_UNSIGNED_SHORT, |
| 2, 0, 1, }, /*10 - UshortGray */ |
| { GL_BGR, GL_UNSIGNED_BYTE, |
| 1, 0, 1, }, /*11 - ThreeByteBgr */}; |
| |
| /** |
| * Given a starting value and a maximum limit, returns the first power-of-two |
| * greater than the starting value. If the resulting value is greater than |
| * the maximum limit, zero is returned. |
| */ |
| jint |
| OGLSD_NextPowerOfTwo(jint val, jint max) |
| { |
| jint i; |
| |
| if (val > max) { |
| return 0; |
| } |
| |
| for (i = 1; i < val; i *= 2); |
| |
| return i; |
| } |
| |
| /** |
| * Returns true if both given dimensions are a power of two. |
| */ |
| static jboolean |
| OGLSD_IsPowerOfTwo(jint width, jint height) |
| { |
| return (((width & (width-1)) | (height & (height-1))) == 0); |
| } |
| |
| /** |
| * Initializes an OpenGL texture object. |
| * |
| * If the isOpaque parameter is JNI_FALSE, then the texture will have a |
| * full alpha channel; otherwise, the texture will be opaque (this can |
| * help save VRAM when translucency is not needed). |
| * |
| * If the GL_ARB_texture_non_power_of_two extension is present (texNonPow2 |
| * is JNI_TRUE), the actual texture is allowed to have non-power-of-two |
| * dimensions, and therefore width==textureWidth and height==textureHeight. |
| * |
| * Failing that, if the GL_ARB_texture_rectangle extension is present |
| * (texRect is JNI_TRUE), the actual texture is allowed to have |
| * non-power-of-two dimensions, except that instead of using the usual |
| * GL_TEXTURE_2D target, we need to use the GL_TEXTURE_RECTANGLE_ARB target. |
| * Note that the GL_REPEAT wrapping mode is not allowed with this target, |
| * so if that mode is needed (e.g. as is the case in the TexturePaint code) |
| * one should pass JNI_FALSE to avoid using this extension. Also note that |
| * when the texture target is GL_TEXTURE_RECTANGLE_ARB, texture coordinates |
| * must be specified in the range [0,width] and [0,height] rather than |
| * [0,1] as is the case with the usual GL_TEXTURE_2D target (so take care)! |
| * |
| * Otherwise, the actual texture must have power-of-two dimensions, and |
| * therefore the textureWidth and textureHeight will be the next |
| * power-of-two greater than (or equal to) the requested width and height. |
| */ |
| static jboolean |
| OGLSD_InitTextureObject(OGLSDOps *oglsdo, |
| jboolean isOpaque, |
| jboolean texNonPow2, jboolean texRect, |
| jint width, jint height) |
| { |
| GLenum texTarget, texProxyTarget; |
| GLint format = GL_RGBA; |
| GLint size = GL_UNSIGNED_INT_8_8_8_8; |
| GLuint texID; |
| GLsizei texWidth, texHeight, realWidth, realHeight; |
| GLint texMax; |
| |
| J2dTraceLn4(J2D_TRACE_INFO, |
| "OGLSD_InitTextureObject: w=%d h=%d opq=%d nonpow2=%d", |
| width, height, isOpaque, texNonPow2); |
| |
| if (oglsdo == NULL) { |
| J2dRlsTraceLn(J2D_TRACE_ERROR, |
| "OGLSD_InitTextureObject: ops are null"); |
| return JNI_FALSE; |
| } |
| |
| if (texNonPow2) { |
| // use non-pow2 dimensions with GL_TEXTURE_2D target |
| j2d_glGetIntegerv(GL_MAX_TEXTURE_SIZE, &texMax); |
| texWidth = (width <= texMax) ? width : 0; |
| texHeight = (height <= texMax) ? height : 0; |
| texTarget = GL_TEXTURE_2D; |
| texProxyTarget = GL_PROXY_TEXTURE_2D; |
| } else if (texRect) { |
| // use non-pow2 dimensions with GL_TEXTURE_RECTANGLE_ARB target |
| j2d_glGetIntegerv(GL_MAX_RECTANGLE_TEXTURE_SIZE_ARB, &texMax); |
| texWidth = (width <= texMax) ? width : 0; |
| texHeight = (height <= texMax) ? height : 0; |
| texTarget = GL_TEXTURE_RECTANGLE_ARB; |
| texProxyTarget = GL_PROXY_TEXTURE_RECTANGLE_ARB; |
| } else { |
| // find the appropriate power-of-two dimensions |
| j2d_glGetIntegerv(GL_MAX_TEXTURE_SIZE, &texMax); |
| texWidth = OGLSD_NextPowerOfTwo(width, texMax); |
| texHeight = OGLSD_NextPowerOfTwo(height, texMax); |
| texTarget = GL_TEXTURE_2D; |
| texProxyTarget = GL_PROXY_TEXTURE_2D; |
| } |
| |
| J2dTraceLn3(J2D_TRACE_VERBOSE, |
| " desired texture dimensions: w=%d h=%d max=%d", |
| texWidth, texHeight, texMax); |
| |
| // if either dimension is 0, we cannot allocate a texture with the |
| // requested dimensions |
| if ((texWidth == 0) || (texHeight == 0)) { |
| J2dRlsTraceLn(J2D_TRACE_ERROR, |
| "OGLSD_InitTextureObject: texture dimensions too large"); |
| return JNI_FALSE; |
| } |
| |
| // now use a proxy to determine whether we can create a texture with |
| // the calculated power-of-two dimensions and the given internal format |
| j2d_glTexImage2D(texProxyTarget, 0, format, |
| texWidth, texHeight, 0, |
| format, size, NULL); |
| j2d_glGetTexLevelParameteriv(texProxyTarget, 0, |
| GL_TEXTURE_WIDTH, &realWidth); |
| j2d_glGetTexLevelParameteriv(texProxyTarget, 0, |
| GL_TEXTURE_HEIGHT, &realHeight); |
| |
| // if the requested dimensions and proxy dimensions don't match, |
| // we shouldn't attempt to create the texture |
| if ((realWidth != texWidth) || (realHeight != texHeight)) { |
| J2dRlsTraceLn2(J2D_TRACE_ERROR, |
| "OGLSD_InitTextureObject: actual (w=%d h=%d) != requested", |
| realWidth, realHeight); |
| return JNI_FALSE; |
| } |
| |
| // initialize the texture with some dummy data (this allows us to create |
| // a texture object once with 2^n dimensions, and then use |
| // glTexSubImage2D() to provide further updates) |
| j2d_glGenTextures(1, &texID); |
| j2d_glBindTexture(texTarget, texID); |
| j2d_glTexImage2D(texTarget, 0, format, |
| texWidth, texHeight, 0, |
| format, size, NULL); |
| |
| oglsdo->isOpaque = isOpaque; |
| oglsdo->xOffset = 0; |
| oglsdo->yOffset = 0; |
| oglsdo->width = width; |
| oglsdo->height = height; |
| oglsdo->textureID = texID; |
| oglsdo->textureWidth = texWidth; |
| oglsdo->textureHeight = texHeight; |
| oglsdo->textureTarget = texTarget; |
| OGLSD_INIT_TEXTURE_FILTER(oglsdo, GL_NEAREST); |
| OGLSD_RESET_TEXTURE_WRAP(texTarget); |
| |
| J2dTraceLn3(J2D_TRACE_VERBOSE, " created texture: w=%d h=%d id=%d", |
| width, height, texID); |
| |
| return JNI_TRUE; |
| } |
| |
| /** |
| * Initializes an OpenGL texture, using the given width and height as |
| * a guide. See OGLSD_InitTextureObject() for more information. |
| */ |
| JNIEXPORT jboolean JNICALL |
| Java_sun_java2d_opengl_OGLSurfaceData_initTexture |
| (JNIEnv *env, jobject oglsd, |
| jlong pData, jboolean isOpaque, |
| jboolean texNonPow2, jboolean texRect, |
| jint width, jint height) |
| { |
| OGLSDOps *oglsdo = (OGLSDOps *)jlong_to_ptr(pData); |
| |
| J2dTraceLn2(J2D_TRACE_INFO, "OGLSurfaceData_initTexture: w=%d h=%d", |
| width, height); |
| |
| if (oglsdo == NULL) { |
| J2dRlsTraceLn(J2D_TRACE_ERROR, |
| "OGLSurfaceData_initTexture: ops are null"); |
| return JNI_FALSE; |
| } |
| |
| /* |
| * We only use the GL_ARB_texture_rectangle extension if it is available |
| * and the requested bounds are not pow2 (it is probably faster to use |
| * GL_TEXTURE_2D for pow2 textures, and besides, our TexturePaint |
| * code relies on GL_REPEAT, which is not allowed for |
| * GL_TEXTURE_RECTANGLE_ARB targets). |
| */ |
| texRect = texRect && !OGLSD_IsPowerOfTwo(width, height); |
| |
| if (!OGLSD_InitTextureObject(oglsdo, isOpaque, texNonPow2, texRect, |
| width, height)) |
| { |
| J2dRlsTraceLn(J2D_TRACE_ERROR, |
| "OGLSurfaceData_initTexture: could not init texture object"); |
| return JNI_FALSE; |
| } |
| |
| OGLSD_SetNativeDimensions(env, oglsdo, |
| oglsdo->textureWidth, oglsdo->textureHeight); |
| |
| oglsdo->drawableType = OGLSD_TEXTURE; |
| // other fields (e.g. width, height) are set in OGLSD_InitTextureObject() |
| |
| return JNI_TRUE; |
| } |
| |
| /** |
| * Initializes a framebuffer object based on the given textureID and its |
| * width/height. This method will iterate through all possible depth formats |
| * to find one that is supported by the drivers/hardware. (Since our use of |
| * the depth buffer is fairly simplistic, we hope to find a depth format that |
| * uses as little VRAM as possible.) If an appropriate depth buffer is found |
| * and all attachments are successful (i.e. the framebuffer object is |
| * "complete"), then this method will return JNI_TRUE and will initialize |
| * the values of fbobjectID and depthID using the IDs created by this method. |
| * Otherwise, this method returns JNI_FALSE. Note that the caller is only |
| * responsible for deleting the allocated fbobject and depth renderbuffer |
| * resources if this method returned JNI_TRUE. |
| */ |
| jboolean |
| OGLSD_InitFBObject(GLuint *fbobjectID, GLuint *depthID, |
| GLuint textureID, GLenum textureTarget, |
| jint textureWidth, jint textureHeight) |
| { |
| GLenum depthFormats[] = { |
| GL_DEPTH_COMPONENT16, GL_DEPTH_COMPONENT24, GL_DEPTH_COMPONENT32 |
| }; |
| GLuint fboTmpID, depthTmpID; |
| jboolean foundDepth = JNI_FALSE; |
| int i; |
| |
| J2dTraceLn3(J2D_TRACE_INFO, "OGLSD_InitFBObject: w=%d h=%d texid=%d", |
| textureWidth, textureHeight, textureID); |
| |
| // initialize framebuffer object |
| j2d_glGenFramebuffersEXT(1, &fboTmpID); |
| j2d_glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fboTmpID); |
| |
| // attach color texture to framebuffer object |
| j2d_glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, |
| GL_COLOR_ATTACHMENT0_EXT, |
| textureTarget, textureID, 0); |
| |
| // attempt to create a depth renderbuffer of a particular format; we |
| // will start with the smallest size and then work our way up |
| for (i = 0; i < 3; i++) { |
| GLenum error, status; |
| GLenum depthFormat = depthFormats[i]; |
| int depthSize = 16 + (i * 8); |
| |
| // initialize depth renderbuffer |
| j2d_glGenRenderbuffersEXT(1, &depthTmpID); |
| j2d_glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, depthTmpID); |
| j2d_glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, depthFormat, |
| textureWidth, textureHeight); |
| |
| // creation of depth buffer could potentially fail, so check for error |
| error = j2d_glGetError(); |
| if (error != GL_NO_ERROR) { |
| J2dTraceLn2(J2D_TRACE_VERBOSE, |
| "OGLSD_InitFBObject: could not create depth buffer: depth=%d error=%x", |
| depthSize, error); |
| j2d_glDeleteRenderbuffersEXT(1, &depthTmpID); |
| continue; |
| } |
| |
| // attach depth renderbuffer to framebuffer object |
| j2d_glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, |
| GL_DEPTH_ATTACHMENT_EXT, |
| GL_RENDERBUFFER_EXT, depthTmpID); |
| |
| // now check for framebuffer "completeness" |
| status = j2d_glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT); |
| |
| if (status == GL_FRAMEBUFFER_COMPLETE_EXT) { |
| // we found a valid format, so break out of the loop |
| J2dTraceLn1(J2D_TRACE_VERBOSE, |
| " framebuffer is complete: depth=%d", depthSize); |
| foundDepth = JNI_TRUE; |
| break; |
| } else { |
| // this depth format didn't work, so delete and try another format |
| J2dTraceLn2(J2D_TRACE_VERBOSE, |
| " framebuffer is incomplete: depth=%d status=%x", |
| depthSize, status); |
| j2d_glDeleteRenderbuffersEXT(1, &depthTmpID); |
| } |
| } |
| |
| // unbind the texture and framebuffer objects (they will be bound again |
| // later as needed) |
| j2d_glBindTexture(textureTarget, 0); |
| j2d_glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, 0); |
| j2d_glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0); |
| |
| if (!foundDepth) { |
| J2dRlsTraceLn(J2D_TRACE_ERROR, |
| "OGLSD_InitFBObject: could not find valid depth format"); |
| j2d_glDeleteFramebuffersEXT(1, &fboTmpID); |
| return JNI_FALSE; |
| } |
| |
| *fbobjectID = fboTmpID; |
| *depthID = depthTmpID; |
| |
| return JNI_TRUE; |
| } |
| |
| /** |
| * Initializes a framebuffer object, using the given width and height as |
| * a guide. See OGLSD_InitTextureObject() and OGLSD_InitFBObject() |
| * for more information. |
| */ |
| JNIEXPORT jboolean JNICALL |
| Java_sun_java2d_opengl_OGLSurfaceData_initFBObject |
| (JNIEnv *env, jobject oglsd, |
| jlong pData, jboolean isOpaque, |
| jboolean texNonPow2, jboolean texRect, |
| jint width, jint height) |
| { |
| OGLSDOps *oglsdo = (OGLSDOps *)jlong_to_ptr(pData); |
| GLuint fbobjectID, depthID; |
| |
| J2dTraceLn2(J2D_TRACE_INFO, |
| "OGLSurfaceData_initFBObject: w=%d h=%d", |
| width, height); |
| |
| if (oglsdo == NULL) { |
| J2dRlsTraceLn(J2D_TRACE_ERROR, |
| "OGLSurfaceData_initFBObject: ops are null"); |
| return JNI_FALSE; |
| } |
| |
| // initialize color texture object |
| if (!OGLSD_InitTextureObject(oglsdo, isOpaque, texNonPow2, texRect, |
| width, height)) |
| { |
| J2dRlsTraceLn(J2D_TRACE_ERROR, |
| "OGLSurfaceData_initFBObject: could not init texture object"); |
| return JNI_FALSE; |
| } |
| |
| // initialize framebuffer object using color texture created above |
| if (!OGLSD_InitFBObject(&fbobjectID, &depthID, |
| oglsdo->textureID, oglsdo->textureTarget, |
| oglsdo->textureWidth, oglsdo->textureHeight)) |
| { |
| J2dRlsTraceLn(J2D_TRACE_ERROR, |
| "OGLSurfaceData_initFBObject: could not init fbobject"); |
| j2d_glDeleteTextures(1, &oglsdo->textureID); |
| return JNI_FALSE; |
| } |
| |
| oglsdo->drawableType = OGLSD_FBOBJECT; |
| // other fields (e.g. width, height) are set in OGLSD_InitTextureObject() |
| oglsdo->fbobjectID = fbobjectID; |
| oglsdo->depthID = depthID; |
| |
| OGLSD_SetNativeDimensions(env, oglsdo, |
| oglsdo->textureWidth, oglsdo->textureHeight); |
| |
| // framebuffer objects differ from other OpenGL surfaces in that the |
| // value passed to glRead/DrawBuffer() must be GL_COLOR_ATTACHMENTn_EXT, |
| // rather than GL_FRONT (or GL_BACK) |
| oglsdo->activeBuffer = GL_COLOR_ATTACHMENT0_EXT; |
| |
| return JNI_TRUE; |
| } |
| |
| /** |
| * Initializes a surface in the backbuffer of a given double-buffered |
| * onscreen window for use in a BufferStrategy.Flip situation. The bounds of |
| * the backbuffer surface should always be kept in sync with the bounds of |
| * the underlying native window. |
| */ |
| JNIEXPORT jboolean JNICALL |
| Java_sun_java2d_opengl_OGLSurfaceData_initFlipBackbuffer |
| (JNIEnv *env, jobject oglsd, |
| jlong pData) |
| { |
| OGLSDOps *oglsdo = (OGLSDOps *)jlong_to_ptr(pData); |
| |
| J2dTraceLn(J2D_TRACE_INFO, "OGLSurfaceData_initFlipBackbuffer"); |
| |
| if (oglsdo == NULL) { |
| J2dRlsTraceLn(J2D_TRACE_ERROR, |
| "OGLSurfaceData_initFlipBackbuffer: ops are null"); |
| return JNI_FALSE; |
| } |
| |
| if (oglsdo->drawableType == OGLSD_UNDEFINED) { |
| if (!OGLSD_InitOGLWindow(env, oglsdo)) { |
| J2dRlsTraceLn(J2D_TRACE_ERROR, |
| "OGLSurfaceData_initFlipBackbuffer: could not init window"); |
| return JNI_FALSE; |
| } |
| } |
| |
| if (oglsdo->drawableType != OGLSD_WINDOW) { |
| J2dRlsTraceLn(J2D_TRACE_ERROR, |
| "OGLSurfaceData_initFlipBackbuffer: drawable is not a window"); |
| return JNI_FALSE; |
| } |
| |
| oglsdo->drawableType = OGLSD_FLIP_BACKBUFFER; |
| // x/yOffset have already been set in OGLSD_InitOGLWindow()... |
| // REMIND: for some reason, flipping won't work properly on IFB unless we |
| // explicitly use BACK_LEFT rather than BACK... |
| oglsdo->activeBuffer = GL_BACK_LEFT; |
| |
| OGLSD_SetNativeDimensions(env, oglsdo, oglsdo->width, oglsdo->height); |
| |
| return JNI_TRUE; |
| } |
| |
| JNIEXPORT jint JNICALL |
| Java_sun_java2d_opengl_OGLSurfaceData_getTextureTarget |
| (JNIEnv *env, jobject oglsd, |
| jlong pData) |
| { |
| OGLSDOps *oglsdo = (OGLSDOps *)jlong_to_ptr(pData); |
| |
| J2dTraceLn(J2D_TRACE_INFO, "OGLSurfaceData_getTextureTarget"); |
| |
| if (oglsdo == NULL) { |
| J2dRlsTraceLn(J2D_TRACE_ERROR, |
| "OGLSurfaceData_getTextureTarget: ops are null"); |
| return 0; |
| } |
| |
| return (jint)oglsdo->textureTarget; |
| } |
| |
| JNIEXPORT jint JNICALL |
| Java_sun_java2d_opengl_OGLSurfaceData_getTextureID |
| (JNIEnv *env, jobject oglsd, |
| jlong pData) |
| { |
| OGLSDOps *oglsdo = (OGLSDOps *)jlong_to_ptr(pData); |
| |
| J2dTraceLn(J2D_TRACE_INFO, "OGLSurfaceData_getTextureID"); |
| |
| if (oglsdo == NULL) { |
| J2dRlsTraceLn(J2D_TRACE_ERROR, |
| "OGLSurfaceData_getTextureID: ops are null"); |
| return 0L; |
| } |
| |
| return (jint)oglsdo->textureID; |
| } |
| |
| /** |
| * Initializes nativeWidth/Height fields of the surfaceData object with |
| * passed arguments. |
| */ |
| void |
| OGLSD_SetNativeDimensions(JNIEnv *env, OGLSDOps *oglsdo, |
| jint width, jint height) |
| { |
| jobject sdObject; |
| |
| sdObject = (*env)->NewLocalRef(env, oglsdo->sdOps.sdObject); |
| if (sdObject == NULL) { |
| return; |
| } |
| |
| JNU_SetFieldByName(env, NULL, sdObject, "nativeWidth", "I", width); |
| if (!((*env)->ExceptionOccurred(env))) { |
| JNU_SetFieldByName(env, NULL, sdObject, "nativeHeight", "I", height); |
| } |
| |
| (*env)->DeleteLocalRef(env, sdObject); |
| } |
| |
| /** |
| * Deletes native OpenGL resources associated with this surface. |
| */ |
| void |
| OGLSD_Delete(JNIEnv *env, OGLSDOps *oglsdo) |
| { |
| J2dTraceLn1(J2D_TRACE_INFO, "OGLSD_Delete: type=%d", |
| oglsdo->drawableType); |
| |
| if (oglsdo->drawableType == OGLSD_TEXTURE) { |
| if (oglsdo->textureID != 0) { |
| j2d_glDeleteTextures(1, &oglsdo->textureID); |
| oglsdo->textureID = 0; |
| } |
| } else if (oglsdo->drawableType == OGLSD_FBOBJECT) { |
| if (oglsdo->textureID != 0) { |
| j2d_glDeleteTextures(1, &oglsdo->textureID); |
| oglsdo->textureID = 0; |
| } |
| if (oglsdo->depthID != 0) { |
| j2d_glDeleteRenderbuffersEXT(1, &oglsdo->depthID); |
| oglsdo->depthID = 0; |
| } |
| if (oglsdo->fbobjectID != 0) { |
| j2d_glDeleteFramebuffersEXT(1, &oglsdo->fbobjectID); |
| oglsdo->fbobjectID = 0; |
| } |
| } else { |
| // dispose windowing system resources (pbuffer, pixmap, etc) |
| OGLSD_DestroyOGLSurface(env, oglsdo); |
| } |
| } |
| |
| /** |
| * This is the implementation of the general DisposeFunc defined in |
| * SurfaceData.h and used by the Disposer mechanism. It first flushes all |
| * native OpenGL resources and then frees any memory allocated within the |
| * native OGLSDOps structure. |
| */ |
| void |
| OGLSD_Dispose(JNIEnv *env, SurfaceDataOps *ops) |
| { |
| OGLSDOps *oglsdo = (OGLSDOps *)ops; |
| jlong pConfigInfo = OGLSD_GetNativeConfigInfo(oglsdo); |
| |
| JNU_CallStaticMethodByName(env, NULL, "sun/java2d/opengl/OGLSurfaceData", |
| "dispose", "(JJ)V", |
| ptr_to_jlong(ops), pConfigInfo); |
| } |
| |
| /** |
| * This is the implementation of the general surface LockFunc defined in |
| * SurfaceData.h. |
| */ |
| jint |
| OGLSD_Lock(JNIEnv *env, |
| SurfaceDataOps *ops, |
| SurfaceDataRasInfo *pRasInfo, |
| jint lockflags) |
| { |
| JNU_ThrowInternalError(env, "OGLSD_Lock not implemented!"); |
| return SD_FAILURE; |
| } |
| |
| /** |
| * This is the implementation of the general GetRasInfoFunc defined in |
| * SurfaceData.h. |
| */ |
| void |
| OGLSD_GetRasInfo(JNIEnv *env, |
| SurfaceDataOps *ops, |
| SurfaceDataRasInfo *pRasInfo) |
| { |
| JNU_ThrowInternalError(env, "OGLSD_GetRasInfo not implemented!"); |
| } |
| |
| /** |
| * This is the implementation of the general surface UnlockFunc defined in |
| * SurfaceData.h. |
| */ |
| void |
| OGLSD_Unlock(JNIEnv *env, |
| SurfaceDataOps *ops, |
| SurfaceDataRasInfo *pRasInfo) |
| { |
| JNU_ThrowInternalError(env, "OGLSD_Unlock not implemented!"); |
| } |
| |
| #endif /* !HEADLESS */ |