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authorMattias Andrée <maandree@kth.se>2022-07-21 12:45:26 +0200
committerMattias Andrée <maandree@kth.se>2022-07-21 12:45:26 +0200
commitd2386fa0e3cc5e80fcfe51f07751d13676655d76 (patch)
tree5bb04bc188f3366fe2e50cca8e05020a8cf3cb6f /src/libgamma/GammaRamps.java
parentmissed to set JAVA_HOME (diff)
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Improve makefile, change license to ISC, change code style, remove dist/
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'src/libgamma/GammaRamps.java')
-rw-r--r--src/libgamma/GammaRamps.java332
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diff --git a/src/libgamma/GammaRamps.java b/src/libgamma/GammaRamps.java
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-/**
- * jlibgamma — Display server abstraction layer for gamma ramp and Java
- * Copyright © 2014 Mattias Andrée (maandree@member.fsf.org)
- *
- * This library is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This library 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 for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this library. If not, see <http://www.gnu.org/licenses/>.
- */
-package libgamma;
-
-
-/**
- * Gamma ramp structure.
- *
- * @param <T> The ramp class, should be select in accordance
- * with the <tt>depth</tt> parameter of the constructor:
- * <p>
- * 8: Ramp8<br/>
- * 16: Ramp16<br/>
- * 32: Ramp32<br/>
- * 64: Ramp64<br/>
- * -1: Rampf<br/>
- * -2: Rampd<br/>
- * </p>
- */
-public class GammaRamps<T extends Ramp>
-{
- /**
- * Type initialiser.
- */
- static
- {
- Libgamma.initialise();
- }
-
-
-
- /**
- * Constructor.
- *
- * @param red_size The size of the encoding axis of the red gamma ramp.
- * @param green_size The size of the encoding axis of the green gamma ramp.
- * @param blue_size The size of the encoding axis of the blue gamma ramp.
- * @param depth The bit-depth of the value axes of gamma ramps,
- * -1 for single precision floating point, and -2 for
- * double precision floating point.
- */
- public GammaRamps(int red_size, int green_size, int blue_size, int depth) throws LibgammaException
- {
- this(red_size, green_size, blue_size, (short)depth);
- }
-
- /**
- * Constructor.
- *
- * @param red_size The size of the encoding axis of the red gamma ramp.
- * @param green_size The size of the encoding axis of the green gamma ramp.
- * @param blue_size The size of the encoding axis of the blue gamma ramp.
- * @param depth The bit-depth of the value axes of gamma ramps,
- * -1 for single precision floating point, and -2 for
- * double precision floating point.
- */
- @SuppressWarnings("unchecked")
- public GammaRamps(int red_size, int green_size, int blue_size, short depth) throws LibgammaException
- {
- long[] r;
- if (depth == 8) r = libgamma_gamma_ramps8_create (red_size, green_size, blue_size);
- else if (depth == 16) r = libgamma_gamma_ramps16_create(red_size, green_size, blue_size);
- else if (depth == 32) r = libgamma_gamma_ramps32_create(red_size, green_size, blue_size);
- else if (depth == 64) r = libgamma_gamma_ramps64_create(red_size, green_size, blue_size);
- else if (depth == -1) r = libgamma_gamma_rampsf_create (red_size, green_size, blue_size);
- else if (depth == -2) r = libgamma_gamma_rampsd_create (red_size, green_size, blue_size);
- else
- throw new IllegalArgumentException("depth must be either of: 8, 16, 32, 64, -1, -2.");
-
- if (r[4] != 0)
- throw new LibgammaException((int)(r[4]));
-
- this.address = r[0];
- this.depth = depth;
-
- Ramp red = null;
- Ramp green = null;
- Ramp blue = null;
-
- if (depth == 8) red = (Ramp)(new Ramp8 (r[1], red_size));
- else if (depth == 16) red = (Ramp)(new Ramp16(r[1], red_size));
- else if (depth == 32) red = (Ramp)(new Ramp32(r[1], red_size));
- else if (depth == 64) red = (Ramp)(new Ramp64(r[1], red_size));
- else if (depth == -1) red = (Ramp)(new Rampf (r[1], red_size));
- else if (depth == -2) red = (Ramp)(new Rampd (r[1], red_size));
-
- if (depth == 8) green = (Ramp)(new Ramp8 (r[2], green_size));
- else if (depth == 16) green = (Ramp)(new Ramp16(r[2], green_size));
- else if (depth == 32) green = (Ramp)(new Ramp32(r[2], green_size));
- else if (depth == 64) green = (Ramp)(new Ramp64(r[2], green_size));
- else if (depth == -1) green = (Ramp)(new Rampf (r[2], green_size));
- else if (depth == -2) green = (Ramp)(new Rampd (r[2], green_size));
-
- if (depth == 8) blue = (Ramp)(new Ramp8 (r[3], blue_size));
- else if (depth == 16) blue = (Ramp)(new Ramp16(r[3], blue_size));
- else if (depth == 32) blue = (Ramp)(new Ramp32(r[3], blue_size));
- else if (depth == 64) blue = (Ramp)(new Ramp64(r[3], blue_size));
- else if (depth == -1) blue = (Ramp)(new Rampf (r[3], blue_size));
- else if (depth == -2) blue = (Ramp)(new Rampd (r[3], blue_size));
-
- this.red = (T)red;
- this.green = (T)green;
- this.blue = (T)blue;
- }
-
-
- /**
- * The gamma ramp for the red channel.
- */
- public final T red;
-
- /**
- * The gamma ramp for the green channel.
- */
- public final T green;
-
- /**
- * The gamma ramp for the blue channel.
- */
- public final T blue;
-
- /**
- * The bit-depth of the value axes of gamma ramps,
- * -1 for single precision floating point, and -2 for
- * double precision floating point.
- */
- public final short depth;
-
- /**
- * The address of the native object.
- */
- final long address;
-
-
- /**
- * Release resources.
- */
- public void close()
- {
- if (this.depth == 8) libgamma_gamma_ramps8_free(this.address);
- else if (this.depth == 16) libgamma_gamma_ramps16_free(this.address);
- else if (this.depth == 32) libgamma_gamma_ramps32_free(this.address);
- else if (this.depth == 64) libgamma_gamma_ramps64_free(this.address);
- else if (this.depth == -1) libgamma_gamma_rampsf_free(this.address);
- else if (this.depth == -2) libgamma_gamma_rampsd_free(this.address);
- }
-
-
- /**
- * {@inheritDoc}
- */
- public String toString()
- {
- String depth_str = Integer.toString(this.depth);
- if (this.depth == -1) depth_str = "float";
- if (this.depth == -1) depth_str = "double";
-
- return "<GammaRamps: depth = " + depth_str + ", " +
- "red = " + this.red.toString() +
- "green = " + this.green.toString() +
- "blue = " + this.blue.toString() + ">";
- }
-
-
- /**
- * Create and initialise a gamma ramp in the proper way that allows all adjustment
- * methods to read from and write to it without causing segmentation violation.
- *
- * @param red_size The size of the encoding axis of the red gamma ramp.
- * @param green_size The size of the encoding axis of the green gamma ramp.
- * @param blue_size The size of the encoding axis of the blue gamma ramp.
- * @return Element 0: The address of the native object.
- * Element 1: The address of the red gamma ramp.
- * Element 2: The address of the green gamma ramp.
- * Element 3: The address of the blue gamma ramp.
- * Element 4: Zero on success, an error code on error.
- */
- private static native long[] libgamma_gamma_ramps8_create(int red_size, int green_size, int blue_size);
-
- /**
- * Create and initialise a gamma ramp in the proper way that allows all adjustment
- * methods to read from and write to it without causing segmentation violation.
- *
- * @param red_size The size of the encoding axis of the red gamma ramp.
- * @param green_size The size of the encoding axis of the green gamma ramp.
- * @param blue_size The size of the encoding axis of the blue gamma ramp.
- * @return Element 0: The address of the native object.
- * Element 1: The address of the red gamma ramp.
- * Element 2: The address of the green gamma ramp.
- * Element 3: The address of the blue gamma ramp.
- * Element 4: Zero on success, an error code on error.
- */
- private static native long[] libgamma_gamma_ramps16_create(int red_size, int green_size, int blue_size);
-
- /**
- * Create and initialise a gamma ramp in the proper way that allows all adjustment
- * methods to read from and write to it without causing segmentation violation.
- *
- * @param red_size The size of the encoding axis of the red gamma ramp.
- * @param green_size The size of the encoding axis of the green gamma ramp.
- * @param blue_size The size of the encoding axis of the blue gamma ramp.
- * @return Element 0: The address of the native object.
- * Element 1: The address of the red gamma ramp.
- * Element 2: The address of the green gamma ramp.
- * Element 3: The address of the blue gamma ramp.
- * Element 4: Zero on success, an error code on error.
- */
- private static native long[] libgamma_gamma_ramps32_create(int red_size, int green_size, int blue_size);
-
- /**
- * Create and initialise a gamma ramp in the proper way that allows all adjustment
- * methods to read from and write to it without causing segmentation violation.
- *
- * @param red_size The size of the encoding axis of the red gamma ramp.
- * @param green_size The size of the encoding axis of the green gamma ramp.
- * @param blue_size The size of the encoding axis of the blue gamma ramp.
- * @return Element 0: The address of the native object.
- * Element 1: The address of the red gamma ramp.
- * Element 2: The address of the green gamma ramp.
- * Element 3: The address of the blue gamma ramp.
- * Element 4: Zero on success, an error code on error.
- */
- private static native long[] libgamma_gamma_ramps64_create(int red_size, int green_size, int blue_size);
-
- /**
- * Create and initialise a gamma ramp in the proper way that allows all adjustment
- * methods to read from and write to it without causing segmentation violation.
- *
- * @param red_size The size of the encoding axis of the red gamma ramp.
- * @param green_size The size of the encoding axis of the green gamma ramp.
- * @param blue_size The size of the encoding axis of the blue gamma ramp.
- * @return Element 0: The address of the native object.
- * Element 1: The address of the red gamma ramp.
- * Element 2: The address of the green gamma ramp.
- * Element 3: The address of the blue gamma ramp.
- * Element 4: Zero on success, an error code on error.
- */
- private static native long[] libgamma_gamma_rampsf_create(int red_size, int green_size, int blue_size);
-
- /**
- * Create and initialise a gamma ramp in the proper way that allows all adjustment
- * methods to read from and write to it without causing segmentation violation.
- *
- * @param red_size The size of the encoding axis of the red gamma ramp.
- * @param green_size The size of the encoding axis of the green gamma ramp.
- * @param blue_size The size of the encoding axis of the blue gamma ramp.
- * @return Element 0: The address of the native object.
- * Element 1: The address of the red gamma ramp.
- * Element 2: The address of the green gamma ramp.
- * Element 3: The address of the blue gamma ramp.
- * Element 4: Zero on success, an error code on error.
- */
- private static native long[] libgamma_gamma_rampsd_create(int red_size, int green_size, int blue_size);
-
-
- /**
- * Release resources that are held by a gamma ramp strcuture that
- * has been allocated by {@link #libgamma_gamma_ramps8_create} or
- * otherwise initialised in the proper manner, as well as release
- * the pointer to the structure.
- *
- * @param address The gamma ramps.
- */
- private static native void libgamma_gamma_ramps8_free(long address);
-
- /**
- * Release resources that are held by a gamma ramp strcuture that
- * has been allocated by {@link #libgamma_gamma_ramps16_create} or
- * otherwise initialised in the proper manner, as well as release
- * the pointer to the structure.
- *
- * @param address The gamma ramps.
- */
- private static native void libgamma_gamma_ramps16_free(long address);
-
- /**
- * Release resources that are held by a gamma ramp strcuture that
- * has been allocated by {@link #libgamma_gamma_ramps32_create} or
- * otherwise initialised in the proper manner, as well as release
- * the pointer to the structure.
- *
- * @param address The gamma ramps.
- */
- private static native void libgamma_gamma_ramps32_free(long address);
-
- /**
- * Release resources that are held by a gamma ramp strcuture that
- * has been allocated by {@link #libgamma_gamma_ramps64_create} or
- * otherwise initialised in the proper manner, as well as release
- * the pointer to the structure.
- *
- * @param address The gamma ramps.
- */
- private static native void libgamma_gamma_ramps64_free(long address);
-
- /**
- * Release resources that are held by a gamma ramp strcuture that
- * has been allocated by {@link #libgamma_gamma_rampsf_create} or
- * otherwise initialised in the proper manner, as well as release
- * the pointer to the structure.
- *
- * @param address The gamma ramps.
- */
- private static native void libgamma_gamma_rampsf_free(long address);
-
- /**
- * Release resources that are held by a gamma ramp strcuture that
- * has been allocated by {@link #libgamma_gamma_rampsd_create} or
- * otherwise initialised in the proper manner, as well as release
- * the pointer to the structure.
- *
- * @param address The gamma ramps.
- */
- private static native void libgamma_gamma_rampsd_free(long address);
-
-}
-