diff options
Diffstat (limited to 'make/gl-impl-CustomJavaCode.java')
-rw-r--r-- | make/gl-impl-CustomJavaCode.java | 361 |
1 files changed, 0 insertions, 361 deletions
diff --git a/make/gl-impl-CustomJavaCode.java b/make/gl-impl-CustomJavaCode.java deleted file mode 100644 index 1669f07bc..000000000 --- a/make/gl-impl-CustomJavaCode.java +++ /dev/null @@ -1,361 +0,0 @@ -// Tracks glBegin/glEnd calls to determine whether it is legal to -// query Vertex Buffer Object state -private boolean inBeginEndPair; - -// Tracks creation and destruction of server-side OpenGL objects when -// the Java2D/OpenGL pipeline is enabled and it is using frame buffer -// objects (FBOs) to do its rendering -private GLObjectTracker tracker; - -public GLImpl(GLContextImpl context) { - this._context = context; - this.bufferSizeTracker = context.getBufferSizeTracker(); -} - -public boolean isFunctionAvailable(String glFunctionName) { - return _context.isFunctionAvailable(glFunctionName); -} - -public boolean isExtensionAvailable(String glExtensionName) { - return _context.isExtensionAvailable(glExtensionName); -} - -public Object getExtension(String extensionName) { - // At this point we don't expose any extensions using this mechanism - return null; -} - -/** Returns the context this GL object is associated with for better - error checking by DebugGL. */ -public GLContext getContext() { - return _context; -} - -private GLContextImpl _context; - -/** - * Provides platform-independent access to the wglAllocateMemoryNV / - * glXAllocateMemoryNV extension. - */ -public java.nio.ByteBuffer glAllocateMemoryNV(int arg0, float arg1, float arg2, float arg3) { - return _context.glAllocateMemoryNV(arg0, arg1, arg2, arg3); -} - -public void setSwapInterval(int interval) { - _context.setSwapInterval(interval); -} - -public Object getPlatformGLExtensions() { - return _context.getPlatformGLExtensions(); -} - -public void setObjectTracker(GLObjectTracker tracker) { - this.tracker = tracker; -} - -// -// Helpers for ensuring the correct amount of texture data -// - -/** Returns the number of bytes required to fill in the appropriate - texture. This is regrettably a lower bound as in certain - circumstances OpenGL state such as unpack alignment can cause more - data to be required. However this should be close enough that it - should catch most crashes. The logic in this routine is based on - code in the SGI OpenGL sample implementation. */ - -private int imageSizeInBytes(int format, int type, int w, int h, int d) { - int elements = 0; - int esize = 0; - - if (w < 0) return 0; - if (h < 0) return 0; - if (d < 0) return 0; - switch (format) { - case GL_COLOR_INDEX: - case GL_STENCIL_INDEX: - elements = 1; - break; - case GL_RED: - case GL_GREEN: - case GL_BLUE: - case GL_ALPHA: - case GL_LUMINANCE: - case GL_DEPTH_COMPONENT: - elements = 1; - break; - case GL_LUMINANCE_ALPHA: - elements = 2; - break; - case GL_RGB: - case GL_BGR: - elements = 3; - break; - case GL_RGBA: - case GL_BGRA: - case GL_ABGR_EXT: - elements = 4; - break; - case GL_HILO_NV: - elements = 2; - break; - default: - return 0; - } - switch (type) { - case GL_BITMAP: - if (format == GL_COLOR_INDEX) { - return (d * (h * ((w+7)/8))); - } else { - return 0; - } - case GL_BYTE: - case GL_UNSIGNED_BYTE: - esize = 1; - break; - case GL_UNSIGNED_BYTE_3_3_2: - case GL_UNSIGNED_BYTE_2_3_3_REV: - esize = 1; - elements = 1; - break; - case GL_SHORT: - case GL_UNSIGNED_SHORT: - esize = 2; - break; - case GL_UNSIGNED_SHORT_5_6_5: - case GL_UNSIGNED_SHORT_5_6_5_REV: - case GL_UNSIGNED_SHORT_4_4_4_4: - case GL_UNSIGNED_SHORT_4_4_4_4_REV: - case GL_UNSIGNED_SHORT_5_5_5_1: - case GL_UNSIGNED_SHORT_1_5_5_5_REV: - esize = 2; - elements = 1; - break; - case GL_INT: - case GL_UNSIGNED_INT: - case GL_FLOAT: - esize = 4; - break; - case GL_UNSIGNED_INT_8_8_8_8: - case GL_UNSIGNED_INT_8_8_8_8_REV: - case GL_UNSIGNED_INT_10_10_10_2: - case GL_UNSIGNED_INT_2_10_10_10_REV: - esize = 4; - elements = 1; - break; - default: - return 0; - } - return (elements * esize * w * h * d); -} - -private boolean bufferObjectExtensionsInitialized = false; -private boolean haveARBPixelBufferObject; -private boolean haveEXTPixelBufferObject; -private boolean haveGL15; -private boolean haveGL21; -private boolean haveARBVertexBufferObject; -private GLBufferStateTracker bufferStateTracker = new GLBufferStateTracker(); -private GLBufferSizeTracker bufferSizeTracker; - -private void initBufferObjectExtensionChecks() { - if (bufferObjectExtensionsInitialized) - return; - bufferObjectExtensionsInitialized = true; - haveARBPixelBufferObject = isExtensionAvailable("GL_ARB_pixel_buffer_object"); - haveEXTPixelBufferObject = isExtensionAvailable("GL_EXT_pixel_buffer_object"); - haveGL15 = isExtensionAvailable("GL_VERSION_1_5"); - haveGL21 = isExtensionAvailable("GL_VERSION_2_1"); - haveARBVertexBufferObject = isExtensionAvailable("GL_ARB_vertex_buffer_object"); -} - -private void checkBufferObject(boolean extension1, - boolean extension2, - boolean extension3, - boolean enabled, - int state, - String kind) { - if (inBeginEndPair) { - throw new GLException("May not call this between glBegin and glEnd"); - } - boolean avail = (extension1 || extension2 || extension3); - if (!avail) { - if (!enabled) - return; - throw new GLException("Required extensions not available to call this function"); - } - int buffer = bufferStateTracker.getBoundBufferObject(state, this); - if (enabled) { - if (buffer == 0) { - throw new GLException(kind + " must be enabled to call this method"); - } - } else { - if (buffer != 0) { - throw new GLException(kind + " must be disabled to call this method"); - } - } -} - -private void checkUnpackPBODisabled() { - initBufferObjectExtensionChecks(); - checkBufferObject(haveARBPixelBufferObject, - haveEXTPixelBufferObject, - haveGL21, - false, - GL.GL_PIXEL_UNPACK_BUFFER, - "unpack pixel_buffer_object"); -} - -private void checkUnpackPBOEnabled() { - initBufferObjectExtensionChecks(); - checkBufferObject(haveARBPixelBufferObject, - haveEXTPixelBufferObject, - haveGL21, - true, - GL.GL_PIXEL_UNPACK_BUFFER, - "unpack pixel_buffer_object"); -} - -private void checkPackPBODisabled() { - initBufferObjectExtensionChecks(); - checkBufferObject(haveARBPixelBufferObject, - haveEXTPixelBufferObject, - haveGL21, - false, - GL.GL_PIXEL_PACK_BUFFER, - "pack pixel_buffer_object"); -} - -private void checkPackPBOEnabled() { - initBufferObjectExtensionChecks(); - checkBufferObject(haveARBPixelBufferObject, - haveEXTPixelBufferObject, - haveGL21, - true, - GL.GL_PIXEL_PACK_BUFFER, - "pack pixel_buffer_object"); -} - - -private void checkArrayVBODisabled() { - initBufferObjectExtensionChecks(); - checkBufferObject(haveGL15, - haveARBVertexBufferObject, - false, - false, - GL.GL_ARRAY_BUFFER, - "array vertex_buffer_object"); -} - -private void checkArrayVBOEnabled() { - initBufferObjectExtensionChecks(); - checkBufferObject(haveGL15, - haveARBVertexBufferObject, - false, - true, - GL.GL_ARRAY_BUFFER, - "array vertex_buffer_object"); -} - -private void checkElementVBODisabled() { - initBufferObjectExtensionChecks(); - checkBufferObject(haveGL15, - haveARBVertexBufferObject, - false, - false, - GL.GL_ELEMENT_ARRAY_BUFFER, - "element vertex_buffer_object"); -} - -private void checkElementVBOEnabled() { - initBufferObjectExtensionChecks(); - checkBufferObject(haveGL15, - haveARBVertexBufferObject, - false, - true, - GL.GL_ELEMENT_ARRAY_BUFFER, - "element vertex_buffer_object"); -} - -// Attempt to return the same ByteBuffer object from glMapBufferARB if -// the vertex buffer object's base address and size haven't changed -private static class ARBVBOKey { - private long addr; - private int capacity; - - ARBVBOKey(long addr, int capacity) { - this.addr = addr; - this.capacity = capacity; - } - - public int hashCode() { - return (int) addr; - } - - public boolean equals(Object o) { - if ((o == null) || (!(o instanceof ARBVBOKey))) { - return false; - } - - ARBVBOKey other = (ARBVBOKey) o; - return ((addr == other.addr) && (capacity == other.capacity)); - } -} - -private Map/*<ARBVBOKey, ByteBuffer>*/ arbVBOCache = new HashMap(); - -/** Entry point to C language function: <br> <code> LPVOID glMapBuffer(GLenum target, GLenum access); </code> */ -public java.nio.ByteBuffer glMapBuffer(int target, int access) { - final long __addr_ = _context.getGLProcAddressTable()._addressof_glMapBuffer; - if (__addr_ == 0) { - throw new GLException("Method \"glMapBuffer\" not available"); - } - int sz = bufferSizeTracker.getBufferSize(bufferStateTracker, - target, - this); - long addr; - addr = dispatch_glMapBuffer(target, access, __addr_); - if (addr == 0 || sz == 0) { - return null; - } - ARBVBOKey key = new ARBVBOKey(addr, sz); - java.nio.ByteBuffer _res = (java.nio.ByteBuffer) arbVBOCache.get(key); - if (_res == null) { - _res = InternalBufferUtils.newDirectByteBuffer(addr, sz); - _res.order(java.nio.ByteOrder.nativeOrder()); - arbVBOCache.put(key, _res); - } - _res.position(0); - return _res; -} - -/** Entry point to C language function: <br> <code> LPVOID glMapBufferARB(GLenum target, GLenum access); </code> */ -public java.nio.ByteBuffer glMapBufferARB(int target, int access) { - final long __addr_ = _context.getGLProcAddressTable()._addressof_glMapBufferARB; - if (__addr_ == 0) { - throw new GLException("Method \"glMapBufferARB\" not available"); - } - int sz = bufferSizeTracker.getBufferSize(bufferStateTracker, - target, - this); - long addr; - addr = dispatch_glMapBufferARB(target, access, __addr_); - if (addr == 0 || sz == 0) { - return null; - } - ARBVBOKey key = new ARBVBOKey(addr, sz); - java.nio.ByteBuffer _res = (java.nio.ByteBuffer) arbVBOCache.get(key); - if (_res == null) { - _res = InternalBufferUtils.newDirectByteBuffer(addr, sz); - _res.order(java.nio.ByteOrder.nativeOrder()); - arbVBOCache.put(key, _res); - } - _res.position(0); - return _res; -} - -/** Encapsulates function pointer for OpenGL function <br>: <code> LPVOID glMapBuffer(GLenum target, GLenum access); </code> */ -native private long dispatch_glMapBuffer(int target, int access, long glProcAddress); - -/** Encapsulates function pointer for OpenGL function <br>: <code> LPVOID glMapBufferARB(GLenum target, GLenum access); </code> */ -native private long dispatch_glMapBufferARB(int target, int access, long glProcAddress); |