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Diffstat (limited to 'make/config/jogl/glu-CustomJavaCode-gl2.java')
| -rw-r--r-- | make/config/jogl/glu-CustomJavaCode-gl2.java | 553 |
1 files changed, 553 insertions, 0 deletions
diff --git a/make/config/jogl/glu-CustomJavaCode-gl2.java b/make/config/jogl/glu-CustomJavaCode-gl2.java new file mode 100644 index 000000000..4dcb5691e --- /dev/null +++ b/make/config/jogl/glu-CustomJavaCode-gl2.java @@ -0,0 +1,553 @@ +private static boolean useJavaMipmapCode = true; + +static { + AccessController.doPrivileged(new PrivilegedAction() { + public Object run() { + String val = System.getProperty("jogl.glu.nojava"); + if (val != null && !val.toLowerCase().equals("false")) { + useJavaMipmapCode = false; + } + return null; + } + }); +} + +/** + * Instantiates a new OpenGL Utility Library object. A GLU object may + * be instantiated at any point in the application and is not + * inherently tied to any particular OpenGL context; however, the GLU + * object may only be used when an OpenGL context is current on the + * current thread. Attempts to call most of the methods in the GLU + * library when no OpenGL context is current will cause an exception + * to be thrown. + * + * <P> + * + * The returned GLU object is not guaranteed to be thread-safe and + * should only be used from one thread at a time. Multiple GLU objects + * may be instantiated to be used from different threads + * simultaneously. + */ + +public GLUgl2() +{ + this.project = new ProjectDouble(); +} + +public void destroy() { + if(null!=this.project) { + this.project.destroy(); + this.project=null; + } + super.destroy(); +} + + +//---------------------------------------------------------------------- +// Utility routines +// + +public static final GL2 getCurrentGL2() throws GLException { + GLContext curContext = GLContext.getCurrent(); + if (curContext == null) { + throw new GLException("No OpenGL context current on this thread"); + } + return curContext.getGL().getGL2(); +} + +/** + * Returns true if the specified GLU core- or extension-function can be + * successfully used through this GLU instance. By "successfully" we mean + * that the function is both <i>callable</i> on the machine running the + * program and <i>available</i> on the current display.<P> + * + * A GLU function is <i>callable</i> if it is a GLU core- or extension-function + * that is supported by the underlying GLU implementation. The function is + * <i>available</i> if the OpenGL implementation on the display meets the + * requirements of the GLU function being called (because GLU functions utilize + * OpenGL functions). <P> + * + * Whether or not a GLU function is <i>callable</i> is determined as follows: + * <ul> + * <li>If the function is a GLU core function (i.e., not an + * extension), <code>gluGetString(GLU_VERSION)</code> is used to determine the + * version number of the underlying GLU implementation on the host. + * then the function name is cross-referenced with that specification to + * see if it is part of that version's specification. + * + * <li> If the function is a GLU extension, the function name is + * cross-referenced with the list returned by + * <code>gluGetString(GLU_EXTENSIONS)</code> to see if the function is one of + * the extensions that is supported by the underlying GLU implementation. + * </ul> + * + * Whether or not a GLU function is <i>available</i> is determined as follows: + * <ul> + * <li>If the function is a GLU core function then the function is first + * cross-referenced with the GLU specifications to find the minimum GLU + * version required to <i>call</i> that GLU function. Then the following table + * is consulted to determine the minimum GL version required for that version + * of GLU: + * <ul> + * <li> GLU 1.0 requires OpenGL 1.0 + * <li> GLU 1.1 requires OpenGL 1.0 + * <li> GLU 1.2 requires OpenGL 1.1 + * <li> GLU 1.3 requires OpenGL 1.2 + * </ul> + * Finally, <code>glGetString(GL_VERSION)</code> is used to determine the + * highest OpenGL version that both host and display support, and from that it + * is possible to determine if the GL facilities required by the GLU function + * are <i>available</i> on the display. + * + * <li> If the function is a GLU extension, the function name is + * cross-referenced with the list returned by + * <code>gluGetString(GLU_EXTENSIONS)</code> to see if the function is one of + * the extensions that is supported by the underlying GLU implementation. + * </ul> + * + * <b>NOTE:</b>The availability of a function may change at runtime in + * response to changes in the display environment. For example, when a window + * is dragged from one display to another on a multi-display system, or when + * the properties of the display device are modified (e.g., changing the color + * depth of the display). Any application that is concerned with handling + * these situations correctly should confirm availability after a display + * change before calling a questionable OpenGL function. To detect a change in + * the display device, please see {@link + * GLEventListener#displayChanged(GLAutoDrawable,boolean,boolean)}. + * + * @param gluFunctionName the name of the OpenGL function (e.g., use + * "gluNurbsCallbackDataEXT" to check if the <code> + * gluNurbsCallbackDataEXT(GLUnurbs, GLvoid)</code> extension is available). + */ +public final boolean isFunctionAvailable(String gluFunctionName) +{ + if (useJavaMipmapCode) { + // All GLU functions are available in Java port + return true; + } + return (gluProcAddressTable.getAddressFor(gluFunctionName) != 0); +} + +//---------------------------------------------------------------------- +// Projection routines +// + +private ProjectDouble project; + +public final void gluOrtho2D(float left, float right, float bottom, float top) { + project.gluOrtho2D(getCurrentGL2(), (double)left, (double)right, (double)bottom, (double)top); + +} + +public final void gluOrtho2D(double left, double right, double bottom, double top) { + project.gluOrtho2D(getCurrentGL2(), left, right, bottom, top); +} + +public final void gluPerspective(float fovy, float aspect, float zNear, float zFar) { + project.gluPerspective(getCurrentGL2(), (double)fovy, (double)aspect, (double)zNear, (double)zFar); +} + +public final void gluPerspective(double fovy, double aspect, double zNear, double zFar) { + project.gluPerspective(getCurrentGL2(), fovy, aspect, zNear, zFar); +} + +public final void gluLookAt(float eyeX, float eyeY, float eyeZ, float centerX, float centerY, float centerZ, float upX, float upY, float upZ) { + project.gluLookAt(getCurrentGL2(), (double)eyeX, (double)eyeY, (double)eyeZ, (double)centerX, (double)centerY, (double)centerZ, (double)upX, (double)upY, (double)upZ); +} + +public final void gluLookAt(double eyeX, double eyeY, double eyeZ, double centerX, double centerY, double centerZ, double upX, double upY, double upZ) { + project.gluLookAt(getCurrentGL2(), eyeX, eyeY, eyeZ, centerX, centerY, centerZ, upX, upY, upZ); +} + +/** Interface to C language function: <br> <code> GLint gluProject(GLdouble objX, GLdouble objY, GLdouble objZ, const GLdouble * model, const GLdouble * proj, const GLint * view, GLdouble * winX, GLdouble * winY, GLdouble * winZ); </code> + * <P> Accepts the outgoing window coordinates as a single array. + */ +public final boolean gluProject(double objX, double objY, double objZ, double[] model, int model_offset, double[] proj, int proj_offset, int[] view, int view_offset, double[] winPos, int winPos_offset) { + return project.gluProject(objX, objY, objZ, model, model_offset, proj, proj_offset, view, view_offset, winPos, winPos_offset); +} + +/** Interface to C language function: <br> <code> GLint gluProject(GLdouble objX, GLdouble objY, GLdouble objZ, const GLdouble * model, const GLdouble * proj, const GLint * view, GLdouble * winX, GLdouble * winY, GLdouble * winZ); </code> + * <P> Accepts the outgoing window coordinates as a single buffer. + */ +public final boolean gluProject(double objX, double objY, double objZ, DoubleBuffer model, DoubleBuffer proj, IntBuffer view, DoubleBuffer winPos) { + return project.gluProject(objX, objY, objZ, model, proj, view, winPos); +} + +/** Interface to C language function: <br> <code> GLint gluUnProject(GLdouble winX, GLdouble winY, GLdouble winZ, const GLdouble * model, const GLdouble * proj, const GLint * view, GLdouble * objX, GLdouble * objY, GLdouble * objZ); </code> + * <P> Accepts the outgoing object coordinates (a 3-vector) as a single array. + */ +public final boolean gluUnProject(double winX, double winY, double winZ, double[] model, int model_offset, double[] proj, int proj_offset, int[] view, int view_offset, double[] objPos, int objPos_offset) { + return project.gluUnProject(winX, winY, winZ, model, model_offset, proj, proj_offset, view, view_offset, objPos, objPos_offset); +} + +/** Interface to C language function: <br> <code> GLint gluUnProject(GLdouble winX, GLdouble winY, GLdouble winZ, const GLdouble * model, const GLdouble * proj, const GLint * view, GLdouble * objX, GLdouble * objY, GLdouble * objZ); </code> + * <P> Accepts the outgoing object coordinates (a 3-vector) as a single buffer. + */ +public final boolean gluUnProject(double winX, double winY, double winZ, DoubleBuffer model, DoubleBuffer proj, IntBuffer view, DoubleBuffer objPos) { + return project.gluUnProject(winX, winY, winZ, model, proj, view, objPos); +} + +/** Interface to C language function: <br> <code> GLint gluUnProject4(GLdouble winX, GLdouble winY, GLdouble winZ, GLdouble clipW, const GLdouble * model, const GLdouble * proj, const GLint * view, GLdouble nearVal, GLdouble farVal, GLdouble * objX, GLdouble * objY, GLdouble * objZ, GLdouble * objW); </code> + * <P> Accepts the outgoing object coordinates (a 4-vector) as a single array. + */ +public final boolean gluUnProject4(double winX, double winY, double winZ, double clipW, double[] model, int model_offset, double[] proj, int proj_offset, int[] view, int view_offset, double nearVal, double farVal, double[] objPos, int objPos_offset) { + return project.gluUnProject4(winX, winY, winZ, clipW, model, model_offset, proj, proj_offset, view, view_offset, nearVal, farVal, objPos, objPos_offset); +} + +/** Interface to C language function: <br> <code> GLint gluUnProject4(GLdouble winX, GLdouble winY, GLdouble winZ, GLdouble clipW, const GLdouble * model, const GLdouble * proj, const GLint * view, GLdouble nearVal, GLdouble farVal, GLdouble * objX, GLdouble * objY, GLdouble * objZ, GLdouble * objW); </code> + * <P> Accepts the outgoing object coordinates (a 4-vector) as a single buffer. + */ +public final boolean gluUnProject4(double winX, double winY, double winZ, double clipW, DoubleBuffer model, DoubleBuffer proj, IntBuffer view, double nearVal, double farVal, DoubleBuffer objPos) { + return project.gluUnProject4(winX, winY, winZ, clipW, model, proj, view, nearVal, farVal, objPos); +} + +public final void gluPickMatrix(double x, double y, double delX, double delY, int[] viewport, int viewport_offset) { + project.gluPickMatrix(getCurrentGL2(), x, y, delX, delY, viewport, viewport_offset); +} + +public final void gluPickMatrix(double x, double y, double delX, double delY, IntBuffer viewport) { + project.gluPickMatrix(getCurrentGL2(), x, y, delX, delY, viewport); +} + +//---------------------------------------------------------------------- +// Mipmap and image scaling functionality + + +private final ByteBuffer copyToByteBuffer(Buffer buf) { + if (buf instanceof ByteBuffer) { + if (buf.position() == 0) { + return (ByteBuffer) buf; + } + return Buffers.copyByteBuffer((ByteBuffer) buf); + } else if (buf instanceof ShortBuffer) { + return Buffers.copyShortBufferAsByteBuffer((ShortBuffer) buf); + } else if (buf instanceof IntBuffer) { + return Buffers.copyIntBufferAsByteBuffer((IntBuffer) buf); + } else if (buf instanceof FloatBuffer) { + return Buffers.copyFloatBufferAsByteBuffer((FloatBuffer) buf); + } else { + throw new IllegalArgumentException("Unsupported buffer type (must be one of byte, short, int, or float)"); + } +} + +private final int gluScaleImageJava( int format, int widthin, int heightin, + int typein, Buffer datain, int widthout, int heightout, + int typeout, Buffer dataout ) { + ByteBuffer in = null; + ByteBuffer out = null; + in = copyToByteBuffer(datain); + if( dataout instanceof ByteBuffer ) { + out = (ByteBuffer)dataout; + } else if( dataout instanceof ShortBuffer ) { + out = Buffers.newDirectByteBuffer(dataout.remaining() * Buffers.SIZEOF_SHORT); + } else if ( dataout instanceof IntBuffer ) { + out = Buffers.newDirectByteBuffer(dataout.remaining() * Buffers.SIZEOF_INT); + } else if ( dataout instanceof FloatBuffer ) { + out = Buffers.newDirectByteBuffer(dataout.remaining() * Buffers.SIZEOF_FLOAT); + } else { + throw new IllegalArgumentException("Unsupported destination buffer type (must be byte, short, int, or float)"); + } + int errno = Mipmap.gluScaleImage( getCurrentGL2(), format, widthin, heightin, typein, in, + widthout, heightout, typeout, out ); + if( errno == 0 ) { + out.rewind(); + if (out != dataout) { + if( dataout instanceof ShortBuffer ) { + ((ShortBuffer) dataout).put(out.asShortBuffer()); + } else if( dataout instanceof IntBuffer ) { + ((IntBuffer) dataout).put(out.asIntBuffer()); + } else if( dataout instanceof FloatBuffer ) { + ((FloatBuffer) dataout).put(out.asFloatBuffer()); + } else { + throw new RuntimeException("Should not reach here"); + } + } + } + return( errno ); +} + + +private final int gluBuild1DMipmapLevelsJava( int target, int internalFormat, int width, + int format, int type, int userLevel, int baseLevel, int maxLevel, + Buffer data ) { + ByteBuffer buffer = copyToByteBuffer(data); + return( Mipmap.gluBuild1DMipmapLevels( getCurrentGL2(), target, internalFormat, width, + format, type, userLevel, baseLevel, maxLevel, buffer ) ); +} + + +private final int gluBuild1DMipmapsJava( int target, int internalFormat, int width, + int format, int type, Buffer data ) { + ByteBuffer buffer = copyToByteBuffer(data); + return( Mipmap.gluBuild1DMipmaps( getCurrentGL2(), target, internalFormat, width, format, + type, buffer ) ); +} + + +private final int gluBuild2DMipmapLevelsJava( int target, int internalFormat, int width, + int height, int format, int type, int userLevel, int baseLevel, + int maxLevel, Buffer data ) { + // While the code below handles other data types, it doesn't handle non-ByteBuffers + data = copyToByteBuffer(data); + return( Mipmap.gluBuild2DMipmapLevels( getCurrentGL2(), target, internalFormat, width, + height, format, type, userLevel, baseLevel, maxLevel, data ) ); +} + +private final int gluBuild2DMipmapsJava( int target, int internalFormat, int width, + int height, int format, int type, Buffer data ) { + // While the code below handles other data types, it doesn't handle non-ByteBuffers + data = copyToByteBuffer(data); + return( Mipmap.gluBuild2DMipmaps( getCurrentGL2(), target, internalFormat, width, height, + format, type, data) ); +} + +private final int gluBuild3DMipmapLevelsJava( int target, int internalFormat, int width, + int height, int depth, int format, int type, int userLevel, int baseLevel, + int maxLevel, Buffer data) { + ByteBuffer buffer = copyToByteBuffer(data); + return( Mipmap.gluBuild3DMipmapLevels( getCurrentGL2(), target, internalFormat, width, + height, depth, format, type, userLevel, baseLevel, maxLevel, buffer) ); +} + +private final int gluBuild3DMipmapsJava( int target, int internalFormat, int width, + int height, int depth, int format, int type, Buffer data ) { + ByteBuffer buffer = copyToByteBuffer(data); + return( Mipmap.gluBuild3DMipmaps( getCurrentGL2(), target, internalFormat, width, height, + depth, format, type, buffer ) ); +} + + +//---------------------------------------------------------------------- +// Wrappers for mipmap and image scaling entry points which dispatch either +// to the Java or C versions. +// + +/** Interface to C language function: <br> <code> GLint gluBuild1DMipmapLevels(GLenum target, GLint internalFormat, GLsizei width, GLenum format, GLenum type, GLint level, GLint base, GLint max, const void * data); </code> */ +public final int gluBuild1DMipmapLevels(int target, int internalFormat, int width, int format, int type, int level, int base, int max, java.nio.Buffer data) { + if (useJavaMipmapCode) { + return gluBuild1DMipmapLevelsJava(target, internalFormat, width, format, type, level, base, max, data); + } else { + return gluBuild1DMipmapLevelsC(target, internalFormat, width, format, type, level, base, max, data); + } +} + +/** Interface to C language function: <br> <code> GLint gluBuild1DMipmaps(GLenum target, GLint internalFormat, GLsizei width, GLenum format, GLenum type, const void * data); </code> */ +public final int gluBuild1DMipmaps(int target, int internalFormat, int width, int format, int type, java.nio.Buffer data) { + if (useJavaMipmapCode) { + return gluBuild1DMipmapsJava(target, internalFormat, width, format, type, data); + } else { + return gluBuild1DMipmapsC(target, internalFormat, width, format, type, data); + } +} + +/** Interface to C language function: <br> <code> GLint gluBuild2DMipmapLevels(GLenum target, GLint internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint level, GLint base, GLint max, const void * data); </code> */ +public final int gluBuild2DMipmapLevels(int target, int internalFormat, int width, int height, int format, int type, int level, int base, int max, java.nio.Buffer data) { + if (useJavaMipmapCode) { + return gluBuild2DMipmapLevelsJava(target, internalFormat, width, height, format, type, level, base, max, data); + } else { + return gluBuild2DMipmapLevelsC(target, internalFormat, width, height, format, type, level, base, max, data); + } +} + + +/** Interface to C language function: <br> <code> GLint gluBuild2DMipmaps(GLenum target, GLint internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, const void * data); </code> */ +public final int gluBuild2DMipmaps(int target, int internalFormat, int width, int height, int format, int type, java.nio.Buffer data) { + if (useJavaMipmapCode) { + return gluBuild2DMipmapsJava(target, internalFormat, width, height, format, type, data); + } else { + return gluBuild2DMipmapsC(target, internalFormat, width, height, format, type, data); + } +} + + +/** Interface to C language function: <br> <code> GLint gluBuild3DMipmapLevels(GLenum target, GLint internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, GLint level, GLint base, GLint max, const void * data); </code> */ +public final int gluBuild3DMipmapLevels(int target, int internalFormat, int width, int height, int depth, int format, int type, int level, int base, int max, java.nio.Buffer data) { + if (useJavaMipmapCode) { + return gluBuild3DMipmapLevelsJava(target, internalFormat, width, height, depth, format, type, level, base, max, data); + } else { + return gluBuild3DMipmapLevelsC(target, internalFormat, width, height, depth, format, type, level, base, max, data); + } +} + +/** Interface to C language function: <br> <code> GLint gluBuild3DMipmaps(GLenum target, GLint internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const void * data); </code> */ +public final int gluBuild3DMipmaps(int target, int internalFormat, int width, int height, int depth, int format, int type, java.nio.Buffer data) { + if (useJavaMipmapCode) { + return gluBuild3DMipmapsJava(target, internalFormat, width, height, depth, format, type, data); + } else { + return gluBuild3DMipmapsC(target, internalFormat, width, height, depth, format, type, data); + } +} + + +/** Interface to C language function: <br> <code> GLint gluScaleImage(GLenum format, GLsizei wIn, GLsizei hIn, GLenum typeIn, const void * dataIn, GLsizei wOut, GLsizei hOut, GLenum typeOut, GLvoid * dataOut); </code> */ +public final int gluScaleImage(int format, int wIn, int hIn, int typeIn, java.nio.Buffer dataIn, int wOut, int hOut, int typeOut, java.nio.Buffer dataOut) { + if (useJavaMipmapCode) { + return gluScaleImageJava(format, wIn, hIn, typeIn, dataIn, wOut, hOut, typeOut, dataOut); + } else { + return gluScaleImageC(format, wIn, hIn, typeIn, dataIn, wOut, hOut, typeOut, dataOut); + } +} + +//---------------------------------------------------------------------- +// NURBS functionality +// + +/** + * Sets a property on a NURBS object. (NOTE: this function is not currently implemented.) + * + * @param r + * GLUnurbs object holding NURBS to which a property should be + * set + * @param property + * property id + * @param value + * property value + */ +public final void gluNurbsProperty(GLUnurbs r, int property, float value) { + // TODO glunurbsproperty + float nurbsValue; + switch (property) { + default: + // System.out.println("TODO gluwnurbs.glunurbsproperty"); + break; + } +} + +/** + * Creates a new GLUnurbs object. + * + * @return GLUnurbs object + */ +public final GLUnurbs gluNewNurbsRenderer() { + // DONE + return new GLUgl2nurbsImpl(); +} + +/** + * Begins a curve definition. + * + * @param r + * GLUnurbs object to specify curve to + */ +public final void gluBeginCurve(GLUnurbs r) { + // DONE + ((GLUgl2nurbsImpl) r).bgncurve(); +} + +/** + * Begins a surface definition. + * + * @param r + * GLUnurbs object to specify surface to + */ +public final void gluBeginSurface(GLUnurbs r) { + // DONE + ((GLUgl2nurbsImpl) r).bgnsurface(); +} + +/** + * Ends a surface. + * + * @param r + * GLUnurbs object holding surface + */ +public final void gluEndSurface(GLUnurbs r) { + // DONE + ((GLUgl2nurbsImpl) r).endsurface(); +} + +/** + * Makes a NURBS surface. + * + * @param r + * GLUnurbs object holding the surface + * @param sknot_count + * number of knots in s direction + * @param sknot + * knots in s direction + * @param tknot_count + * number of knots in t direction + * @param tknot + * knots in t direction + * @param s_stride + * number of control points coordinates in s direction + * @param t_stride + * number of control points coordinates in t direction + * @param ctlarray + * control points + * @param sorder + * order of surface in s direction + * @param torder + * order of surface in t direction + * @param type + * surface type + */ +public final void gluNurbsSurface(GLUnurbs r, int sknot_count, float[] sknot, + int tknot_count, float[] tknot, int s_stride, int t_stride, + float[] ctlarray, int sorder, int torder, int type) { + // DONE + ((GLUgl2nurbsImpl) r).nurbssurface(sknot_count, sknot, tknot_count, tknot, s_stride, + t_stride, ctlarray, sorder, torder, type); +} + +/** + * Make a NURBS curve. + * + * @param r + * GLUnurbs object holding the curve + * @param nknots + * number of knots + * @param knot + * knot vector + * @param stride + * number of control point coordinates + * @param ctlarray + * control points + * @param order + * order of the curve + * @param type + * curve type + */ +public final void gluNurbsCurve(GLUnurbs r, int nknots, float[] knot, int stride, + float[] ctlarray, int order, int type) { + int realType; + switch (type) { + // TODO GLU_MAP1_TRIM_2 etc. + default: + realType = type; + break; + } + ((GLUgl2nurbsImpl) r).nurbscurve(nknots, knot, stride, ctlarray, order, realType); +} + +/** + * Ends a curve definition. + * + * @param r + * GLUnurbs object holding the curve + */ +public final void gluEndCurve(GLUnurbs r) { + //DONE + ((GLUgl2nurbsImpl) r).endcurve(); +} + +//---------------------------------------------------------------------- +// GLUProcAddressTable handling +// + +private static GLUgl2ProcAddressTable gluProcAddressTable; + +private static final GLUgl2ProcAddressTable getGLUProcAddressTable() { + if (gluProcAddressTable == null) { + GLContext curContext = GLContext.getCurrent(); + if (curContext == null) { + throw new GLException("No OpenGL context current on this thread"); + } + GLDynamicLookupHelper glLookupHelper = ((GLDrawableImpl) curContext.getGLDrawable()).getGLDynamicLookupHelper(); + glLookupHelper.loadGLULibrary(); + GLUgl2ProcAddressTable tmp = new GLUgl2ProcAddressTable(new GLProcAddressResolver()); + tmp.reset(glLookupHelper); + gluProcAddressTable = tmp; + } + return gluProcAddressTable; +} |