// Tracks glBegin/glEnd calls to determine whether it is legal to
// query Vertex Buffer Object state
private boolean inBeginEndPair;
/* FIXME: refactor dependence on Java 2D / JOGL bridge
// 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 void setObjectTracker(GLObjectTracker tracker) {
this.tracker = tracker;
}
*/
public GL4bcImpl(GLProfile glp, GLContextImpl context) {
this._context = context;
if(null != context) {
this.bufferStateTracker = context.getBufferStateTracker();
this.glStateTracker = context.getGLStateTracker();
} else {
this.bufferStateTracker = null;
this.glStateTracker = null;
}
this.glProfile = glp;
}
public final void finalizeInit() {
if(null != _context) {
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");
haveARBVertexArrayObject = _context.getGLVersionNumber().compareTo(GLContext.Version300) >= 0 ||
isExtensionAvailable("GL_ARB_vertex_array_object");
} else {
haveARBPixelBufferObject = false;
haveEXTPixelBufferObject = false;
haveGL15 = false;
haveGL21 = false;
haveARBVertexBufferObject = false;
haveARBVertexArrayObject = false;
}
}
private int[] imageSizeTemp = new int[1];
private final int imageSizeInBytes(int format, int type, int width, int height, int depth, boolean pack) {
return GLBuffers.sizeof(this, imageSizeTemp, format, type, width, height, depth, pack) ;
}
@Override
public final boolean isGL4bc() {
return _context.isGL4bc();
}
@Override
public final boolean isGL4() {
return _context.isGL4();
}
@Override
public final boolean isGL3bc() {
return _context.isGL3bc();
}
@Override
public final boolean isGL3() {
return _context.isGL3();
}
@Override
public final boolean isGL2() {
return _context.isGL2();
}
@Override
public final boolean isGL2ES1() {
return _context.isGL2ES1();
}
@Override
public final boolean isGL2ES2() {
return _context.isGL2ES2();
}
@Override
public final boolean isGL2ES3() {
return _context.isGL2ES3();
}
@Override
public final boolean isGL3ES3() {
return _context.isGL3ES3();
}
@Override
public final boolean isGL4ES3() {
return _context.isGL4ES3();
}
@Override
public final boolean isGL4core() {
return _context.isGL4core();
}
@Override
public final boolean isGL3core() {
return _context.isGL3core();
}
@Override
public final boolean isGLcore() {
return _context.isGLcore();
}
@Override
public final boolean isGLES2Compatible() {
return _context.isGLES2Compatible();
}
@Override
public final boolean isGLES3Compatible() {
return _context.isGLES3Compatible();
}
@Override
public final boolean isGL2GL3() {
return _context.isGL2GL3();
}
@Override
public final boolean hasGLSL() {
return _context.hasGLSL();
}
@Override
public final GL4bc getGL4bc() throws GLException {
if(!isGL4bc()) {
throw new GLException("Not a GL4bc implementation");
}
return this;
}
@Override
public final GL4 getGL4() throws GLException {
if(!isGL4()) {
throw new GLException("Not a GL4 implementation");
}
return this;
}
@Override
public final GL3bc getGL3bc() throws GLException {
if(!isGL3bc()) {
throw new GLException("Not a GL3bc implementation");
}
return this;
}
@Override
public final GL3 getGL3() throws GLException {
if(!isGL3()) {
throw new GLException("Not a GL3 implementation");
}
return this;
}
@Override
public final GL2 getGL2() throws GLException {
if(!isGL2()) {
throw new GLException("Not a GL2 implementation");
}
return this;
}
@Override
public final GL2ES1 getGL2ES1() throws GLException {
if(!isGL2ES1()) {
throw new GLException("Not a GL2ES1 implementation");
}
return this;
}
@Override
public final GL2ES2 getGL2ES2() throws GLException {
if(!isGL2ES2()) {
throw new GLException("Not a GL2ES2 implementation");
}
return this;
}
@Override
public final GL2ES3 getGL2ES3() throws GLException {
if(!isGL2ES3()) {
throw new GLException("Not a GL2ES3 implementation");
}
return this;
}
@Override
public final GL3ES3 getGL3ES3() throws GLException {
if(!isGL3ES3()) {
throw new GLException("Not a GL3ES3 implementation");
}
return this;
}
@Override
public final GL4ES3 getGL4ES3() throws GLException {
if(!isGL4ES3()) {
throw new GLException("Not a GL4ES3 implementation");
}
return this;
}
@Override
public final GL2GL3 getGL2GL3() throws GLException {
if(!isGL2GL3()) {
throw new GLException("Not a GL2GL3 implementation");
}
return this;
}
@Override
public final boolean isGLES1() {
return false;
}
@Override
public final boolean isGLES2() {
return false;
}
@Override
public final boolean isGLES3() {
return false;
}
@Override
public final boolean isGLES() {
return false;
}
@Override
public final GLES1 getGLES1() throws GLException {
throw new GLException("Not a GLES1 implementation");
}
@Override
public final GLES2 getGLES2() throws GLException {
throw new GLException("Not a GLES2 implementation");
}
@Override
public final GLES3 getGLES3() throws GLException {
throw new GLException("Not a GLES3 implementation");
}
@Override
public final boolean isNPOTTextureAvailable() {
return _context.isNPOTTextureAvailable();
}
@Override
public final java.nio.ByteBuffer glAllocateMemoryNV(int size, float readFrequency, float writeFrequency, float priority) {
return _context.glAllocateMemoryNV(size, readFrequency, writeFrequency, priority);
}
@Override
public final void glFreeMemoryNV(java.nio.ByteBuffer pointer) {
_context.glFreeMemoryNV(pointer);
}
//
// Helpers for ensuring the correct amount of texture data
//
private final GLBufferStateTracker bufferStateTracker;
private final GLStateTracker glStateTracker;
private boolean haveARBPixelBufferObject;
private boolean haveEXTPixelBufferObject;
private boolean haveGL15;
private boolean haveGL21;
private boolean haveARBVertexBufferObject;
private boolean haveARBVertexArrayObject;
private final boolean checkBufferObject(boolean extensionAvail,
boolean allowVAO,
boolean bound,
int state,
String kind, boolean throwException) {
if ( inBeginEndPair ) {
throw new GLException("May not call this between glBegin and glEnd");
}
if ( !extensionAvail ) {
if ( !bound ) {
return true;
}
if(throwException) {
throw new GLException("Required extensions not available to call this function");
}
return false;
}
int buffer = bufferStateTracker.getBoundBufferObject(state, this);
if ( bound ) {
if ( 0 != buffer ) {
return true;
}
if ( allowVAO ) {
buffer = bufferStateTracker.getBoundBufferObject(GL2ES3.GL_VERTEX_ARRAY_BINDING, this);
if( 0 != buffer && _context.getDefaultVAO() != buffer ) {
return true;
}
}
if ( throwException ) {
throw new GLException(kind + " must be bound to call this method");
}
return false;
} else {
if ( 0 == buffer ) {
return true;
}
if ( throwException ) {
throw new GLException(kind + " must be unbound to call this method");
}
return false;
}
}
private final void validateCPUSourcedAvail() {
if(!_context.isCPUDataSourcingAvail()) {
throw new GLException("CPU data sourcing n/a w/ "+_context);
}
}
private final boolean checkArrayVBOUnbound(boolean throwException) {
if(throwException) {
validateCPUSourcedAvail();
}
return checkBufferObject(haveGL15 || haveARBVertexBufferObject,
haveARBVertexArrayObject, // allowVAO
false, // bound
GL.GL_ARRAY_BUFFER,
"array vertex_buffer_object", throwException);
}
private final boolean checkArrayVBOBound(boolean throwException) {
return checkBufferObject(haveGL15 || haveARBVertexBufferObject,
haveARBVertexArrayObject, // allowVAO
true, // bound
GL.GL_ARRAY_BUFFER,
"array vertex_buffer_object", throwException);
}
private final boolean checkElementVBOUnbound(boolean throwException) {
if(throwException) {
validateCPUSourcedAvail();
}
return checkBufferObject(haveGL15 || haveARBVertexBufferObject,
haveARBVertexArrayObject, // allowVAO
false, // bound
GL.GL_ELEMENT_ARRAY_BUFFER,
"element vertex_buffer_object", throwException);
}
private final boolean checkElementVBOBound(boolean throwException) {
return checkBufferObject(haveGL15 || haveARBVertexBufferObject,
haveARBVertexArrayObject, // allowVAO
true, // bound
GL.GL_ELEMENT_ARRAY_BUFFER,
"element vertex_buffer_object", throwException);
}
private final boolean checkIndirectVBOUnbound(boolean throwException) {
if(throwException) {
validateCPUSourcedAvail();
}
return checkBufferObject(haveGL15 || haveARBVertexBufferObject,
haveARBVertexArrayObject, // allowVAO
false, // bound
GL4.GL_DRAW_INDIRECT_BUFFER,
"indirect vertex_buffer_object", throwException);
}
private final boolean checkIndirectVBOBound(boolean throwException) {
return checkBufferObject(haveGL15 || haveARBVertexBufferObject,
haveARBVertexArrayObject, // allowVAO
true, // bound
GL4.GL_DRAW_INDIRECT_BUFFER,
"indirect vertex_buffer_object", throwException);
}
private final boolean checkUnpackPBOUnbound(boolean throwException) {
return checkBufferObject(haveGL21 || haveARBPixelBufferObject || haveEXTPixelBufferObject,
false, // allowVAO
false, // bound
GL2.GL_PIXEL_UNPACK_BUFFER,
"unpack pixel_buffer_object", throwException);
}
private final boolean checkUnpackPBOBound(boolean throwException) {
return checkBufferObject(haveGL21 || haveARBPixelBufferObject || haveEXTPixelBufferObject,
false, // allowVAO
true, // bound
GL2.GL_PIXEL_UNPACK_BUFFER,
"unpack pixel_buffer_object", throwException);
}
private final boolean checkPackPBOUnbound(boolean throwException) {
return checkBufferObject(haveGL21 || haveARBPixelBufferObject || haveEXTPixelBufferObject,
false, // allowVAO
false, // bound
GL2.GL_PIXEL_PACK_BUFFER,
"pack pixel_buffer_object", throwException);
}
private final boolean checkPackPBOBound(boolean throwException) {
return checkBufferObject(haveGL21 || haveARBPixelBufferObject || haveEXTPixelBufferObject,
false, // allowVAO
true, // bound
GL2.GL_PIXEL_PACK_BUFFER,
"pack pixel_buffer_object", throwException);
}
@Override
public final boolean glIsPBOPackBound() {
return checkPackPBOBound(false);
}
@Override
public final boolean glIsPBOUnpackBound() {
return checkUnpackPBOBound(false);
}
/** Entry point to C language function: void * {@native glMapBuffer}(GLenum target, GLenum access);
Part of GL_VERSION_1_5
; GL_OES_mapbuffer
*/
public final java.nio.ByteBuffer glMapBuffer(int target, int access) {
return glMapBufferImpl(target, false, 0, 0, access, ((GL4bcProcAddressTable)_context.getGLProcAddressTable())._addressof_glMapBuffer);
}
/** Entry point to C language function: void * {@native glMapBufferRange}(GLenum target, GLintptr offset, GLsizeiptr length, GLbitfield access);
Part of GL_ES_VERSION_3_0
, GL_VERSION_3_0
; GL_EXT_map_buffer_range
*/
public final ByteBuffer glMapBufferRange(int target, long offset, long length, int access) {
return glMapBufferImpl(target, true, offset, length, access, ((GL4bcProcAddressTable)_context.getGLProcAddressTable())._addressof_glMapBufferRange);
}
/** Entry point to C language function: GLvoid * {@native glMapNamedBufferEXT}(GLuint buffer, GLenum access);
Part of GL_EXT_direct_state_access
*/
public final java.nio.ByteBuffer glMapNamedBufferEXT(int bufferName, int access) {
return glMapNamedBufferImpl(bufferName, access, ((GL4bcProcAddressTable)_context.getGLProcAddressTable())._addressof_glMapNamedBufferEXT);
}
@Override
public final void glVertexPointer(GLArrayData array) {
if(array.getComponentCount()==0) return;
if(array.isVBO()) {
glVertexPointer(array.getComponentCount(), array.getComponentType(), array.getStride(), array.getVBOOffset());
} else {
glVertexPointer(array.getComponentCount(), array.getComponentType(), array.getStride(), array.getBuffer());
}
}
@Override
public final void glColorPointer(GLArrayData array) {
if(array.getComponentCount()==0) return;
if(array.isVBO()) {
glColorPointer(array.getComponentCount(), array.getComponentType(), array.getStride(), array.getVBOOffset());
} else {
glColorPointer(array.getComponentCount(), array.getComponentType(), array.getStride(), array.getBuffer());
}
}
@Override
public final void glNormalPointer(GLArrayData array) {
if(array.getComponentCount()==0) return;
if(array.getComponentCount()!=3) {
throw new GLException("Only 3 components per normal allowed");
}
if(array.isVBO()) {
glNormalPointer(array.getComponentType(), array.getStride(), array.getVBOOffset());
} else {
glNormalPointer(array.getComponentType(), array.getStride(), array.getBuffer());
}
}
@Override
public final void glTexCoordPointer(GLArrayData array) {
if(array.getComponentCount()==0) return;
if(array.isVBO()) {
glTexCoordPointer(array.getComponentCount(), array.getComponentType(), array.getStride(), array.getVBOOffset());
} else {
glTexCoordPointer(array.getComponentCount(), array.getComponentType(), array.getStride(), array.getBuffer());
}
}