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authorMattias Andrée <maandree@kth.se>2022-07-21 18:11:44 +0200
committerMattias Andrée <maandree@kth.se>2022-07-21 18:11:44 +0200
commit1fdaa473e0b54d2d8819da0a477dbaeed913e76f (patch)
tree1a7476ada7525420ac2542187aa8a95036fc63f1 /libgamma-facade.cc
parentChange license, improve makefile, remove dist/ (diff)
downloadlibgammamm-1.0.2.tar.gz
libgammamm-1.0.2.tar.bz2
libgammamm-1.0.2.tar.xz
Change style1.0.2
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'libgamma-facade.cc')
-rw-r--r--libgamma-facade.cc881
1 files changed, 447 insertions, 434 deletions
diff --git a/libgamma-facade.cc b/libgamma-facade.cc
index 9d74d6f..dfb07f3 100644
--- a/libgamma-facade.cc
+++ b/libgamma-facade.cc
@@ -1,443 +1,456 @@
/* See LICENSE file for copyright and license details. */
#include "libgamma-facade.hh"
-
#include "libgamma-error.hh"
-
#include <cstdlib>
namespace libgamma
{
- /**
- * List available adjustment methods by their order of preference based on the environment.
- *
- * @param operation Allowed values:
- * 0: Methods that the environment suggests will work, excluding fake.
- * 1: Methods that the environment suggests will work, including fake.
- * 2: All real non-fake methods.
- * 3: All real methods.
- * 4: All methods.
- * Other values invoke undefined behaviour.
- * @return Array of methods.
- */
- std::vector<int> list_methods(int operation)
- {
- int* methods = (int*)malloc(LIBGAMMA_METHOD_COUNT * sizeof(int));
- size_t n, i;
- std::vector<int> rc;
-
- n = libgamma_list_methods(methods, LIBGAMMA_METHOD_COUNT, operation);
- if (n > LIBGAMMA_METHOD_COUNT)
- {
- free(methods);
- methods = (int*)malloc(n * sizeof(int));
- libgamma_list_methods(methods, n, operation);
- }
-
- for (i = 0; i < n; i++)
- rc.push_back(methods[i]);
-
- free(methods);
- return rc;
- }
-
- /**
- * Check whether an adjustment method is available, non-existing (invalid) methods will be
- * identified as not available under the rationale that the library may be out of date.
- *
- * @param method The adjustment method.
- * @return Whether the adjustment method is available.
- */
- int is_method_available(int method)
- {
- return libgamma_is_method_available(method);
- }
-
- /**
- * Return the capabilities of an adjustment method.
- *
- * @param output The data structure to fill with the method's capabilities,
- * @param method The adjustment method (display server and protocol).
- */
- void method_capabilities(MethodCapabilities* output, int method)
- {
- libgamma_method_capabilities_t caps;
- libgamma_method_capabilities(&caps, method);
- *output = MethodCapabilities(&caps);
- }
-
- /**
- * Return the default site for an adjustment method.
- *
- * @param method The adjustment method (display server and protocol.)
- * @return The default site, `nullptr` if it cannot be determined or if
- * multiple sites are not supported by the adjustment method.
- */
- std::string* method_default_site(int method)
- {
- char* cstr = libgamma_method_default_site(method);
- if (cstr == nullptr)
- return nullptr;
- return new std::string(cstr);
- }
-
- /**
- * Return the default variable that determines
- * the default site for an adjustment method.
- *
- * @param method The adjustment method (display server and protocol.)
- * @return The environ variables that is used to determine the
- * default site. `nullptr` if there is none, that is, if
- * the method does not support multiple sites.
- * This value should not be `free`:d.
- */
- std::string* method_default_site_variable(int method)
- {
- const char* cstr = libgamma_method_default_site_variable(method);
- if (cstr == nullptr)
- return nullptr;
- return new std::string(cstr);
- }
-
-
- /**
- * Convert a raw representation of an EDID to a lowercase hexadecimal representation.
- *
- * @param edid The EDID in raw representation.
- * @param length The length of `edid`.
- * @return The EDID in lowercase hexadecimal representation.
- */
- std::string behex_edid(const unsigned char* edid, size_t length)
- {
- return behex_edid_lowercase(edid, length);
- }
-
- /**
- * Convert a raw representation of an EDID to a lowercase hexadecimal representation.
- *
- * @param edid The EDID in raw representation.
- * @param length The length of `edid`.
- * @return The EDID in lowercase hexadecimal representation.
- */
- std::string behex_edid_lowercase(const unsigned char* edid, size_t length)
- {
- char* cstr = libgamma_behex_edid_lowercase(edid, length);
- std::string rc = std::string(cstr);
- free(cstr);
- return rc;
- }
-
- /**
- * Convert a raw representation of an EDID to an uppercase hexadecimal representation.
- *
- * @param edid The EDID in raw representation.
- * @param length The length of `edid`.
- * @return The EDID in uppercase hexadecimal representation.
- */
- std::string behex_edid_uppercase(const unsigned char* edid, size_t length)
- {
- char* cstr = libgamma_behex_edid_uppercase(edid, length);
- std::string rc = std::string(cstr);
- free(cstr);
- return rc;
- }
-
- /**
- * Convert an hexadecimal representation of an EDID to a raw representation.
- *
- * @param edid The EDID in hexadecimal representation.
- * @return The EDID in raw representation, it will be half the length
- * of `edid` (the input value).
- */
- unsigned char* unhex_edid(const std::string edid)
- {
- const char* cstr = edid.c_str();
- return libgamma_unhex_edid(cstr);
- }
-
-
- /**
- * 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 ramps The gamma ramp to initialise.
- * @param red The size of the gamma ramp for the red channel.
- * @param green The size of the gamma ramp for the green channel.
- * @param blue The size of the gamma ramp for the blue channel.
- */
- void gamma_ramps8_initialise(GammaRamps<uint8_t>* ramps, size_t red, size_t blue, size_t green)
- {
- libgamma_gamma_ramps8_t native;
- int r;
- native.red_size = ramps->red.size = red;
- native.green_size = ramps->green.size = green;
- native.blue_size = ramps->blue.size = blue;
- ramps->depth = 8;
- r = libgamma_gamma_ramps8_initialise(&native);
- if (r != 0)
- throw create_error(r);
- ramps->red.ramp = native.red;
- ramps->green.ramp = native.green;
- ramps->blue.ramp = native.blue;
- }
-
- /**
- * 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 ramps The gamma ramp to initialise.
- * @param red The size of the gamma ramp for the red channel.
- * @param green The size of the gamma ramp for the green channel.
- * @param blue The size of the gamma ramp for the blue channel.
- */
- void gamma_ramps16_initialise(GammaRamps<uint16_t>* ramps, size_t red, size_t blue, size_t green)
- {
- libgamma_gamma_ramps16_t native;
- int r;
- native.red_size = ramps->red.size = red;
- native.green_size = ramps->green.size = green;
- native.blue_size = ramps->blue.size = blue;
- ramps->depth = 16;
- r = libgamma_gamma_ramps16_initialise(&native);
- if (r != 0)
- throw create_error(r);
- ramps->red.ramp = native.red;
- ramps->green.ramp = native.green;
- ramps->blue.ramp = native.blue;
- }
-
- /**
- * 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 ramps The gamma ramp to initialise.
- * @param red The size of the gamma ramp for the red channel.
- * @param green The size of the gamma ramp for the green channel.
- * @param blue The size of the gamma ramp for the blue channel.
- */
- void gamma_ramps32_initialise(GammaRamps<uint32_t>* ramps, size_t red, size_t blue, size_t green)
- {
- libgamma_gamma_ramps32_t native;
- int r;
- native.red_size = ramps->red.size = red;
- native.green_size = ramps->green.size = green;
- native.blue_size = ramps->blue.size = blue;
- ramps->depth = 32;
- r = libgamma_gamma_ramps32_initialise(&native);
- if (r != 0)
- throw create_error(r);
- ramps->red.ramp = native.red;
- ramps->green.ramp = native.green;
- ramps->blue.ramp = native.blue;
- }
-
- /**
- * 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 ramps The gamma ramp to initialise.
- * @param red The size of the gamma ramp for the red channel.
- * @param green The size of the gamma ramp for the green channel.
- * @param blue The size of the gamma ramp for the blue channel.
- */
- void gamma_ramps64_initialise(GammaRamps<uint64_t>* ramps, size_t red, size_t blue, size_t green)
- {
- libgamma_gamma_ramps64_t native;
- int r;
- native.red_size = ramps->red.size = red;
- native.green_size = ramps->green.size = green;
- native.blue_size = ramps->blue.size = blue;
- ramps->depth = 64;
- r = libgamma_gamma_ramps64_initialise(&native);
- if (r != 0)
- throw create_error(r);
- ramps->red.ramp = native.red;
- ramps->green.ramp = native.green;
- ramps->blue.ramp = native.blue;
- }
-
- /**
- * 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 ramps The gamma ramp to initialise.
- * @param red The size of the gamma ramp for the red channel.
- * @param green The size of the gamma ramp for the green channel.
- * @param blue The size of the gamma ramp for the blue channel.
- */
- void gamma_rampsf_initialise(GammaRamps<float>* ramps, size_t red, size_t blue, size_t green)
- {
- libgamma_gamma_rampsf_t native;
- int r;
- native.red_size = ramps->red.size = red;
- native.green_size = ramps->green.size = green;
- native.blue_size = ramps->blue.size = blue;
- ramps->depth = -1;
- r = libgamma_gamma_rampsf_initialise(&native);
- if (r != 0)
- throw create_error(r);
- ramps->red.ramp = native.red;
- ramps->green.ramp = native.green;
- ramps->blue.ramp = native.blue;
- }
-
- /**
- * 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 ramps The gamma ramp to initialise.
- * @param red The size of the gamma ramp for the red channel.
- * @param green The size of the gamma ramp for the green channel.
- * @param blue The size of the gamma ramp for the blue channel.
- */
- void gamma_rampsd_initialise(GammaRamps<double>* ramps, size_t red, size_t blue, size_t green)
- {
- libgamma_gamma_rampsd_t native;
- int r;
- native.red_size = ramps->red.size = red;
- native.green_size = ramps->green.size = green;
- native.blue_size = ramps->blue.size = blue;
- ramps->depth = -2;
- r = libgamma_gamma_rampsd_initialise(&native);
- if (r != 0)
- throw create_error(r);
- ramps->red.ramp = native.red;
- ramps->green.ramp = native.green;
- ramps->blue.ramp = native.blue;
- }
-
-
- /**
- * Create 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 The size of the gamma ramp for the red channel.
- * @param green The size of the gamma ramp for the green channel.
- * @param blue The size of the gamma ramp for the blue channel.
- * @return The gamma ramp.
- */
- GammaRamps<uint8_t>* gamma_ramps8_create(size_t red, size_t blue, size_t green)
- {
- libgamma_gamma_ramps8_t ramps;
- int r;
- ramps.red_size = red;
- ramps.green_size = green;
- ramps.blue_size = blue;
- r = libgamma_gamma_ramps8_initialise(&ramps);
- if (r != 0)
- throw create_error(r);
- return new GammaRamps<uint8_t>(ramps.red, ramps.green, ramps.blue, red, green, blue, 8);
- }
-
- /**
- * Create 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 The size of the gamma ramp for the red channel.
- * @param green The size of the gamma ramp for the green channel.
- * @param blue The size of the gamma ramp for the blue channel.
- * @return The gamma ramp.
- */
- GammaRamps<uint16_t>* gamma_ramps16_create(size_t red, size_t blue, size_t green)
- {
- libgamma_gamma_ramps16_t ramps;
- int r;
- ramps.red_size = red;
- ramps.green_size = green;
- ramps.blue_size = blue;
- r = libgamma_gamma_ramps16_initialise(&ramps);
- if (r != 0)
- throw create_error(r);
- return new GammaRamps<uint16_t>(ramps.red, ramps.green, ramps.blue, red, green, blue, 16);
- }
-
- /**
- * Create 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 The size of the gamma ramp for the red channel.
- * @param green The size of the gamma ramp for the green channel.
- * @param blue The size of the gamma ramp for the blue channel.
- * @return The gamma ramp.
- */
- GammaRamps<uint32_t>* gamma_ramps32_create(size_t red, size_t blue, size_t green)
- {
- libgamma_gamma_ramps32_t ramps;
- int r;
- ramps.red_size = red;
- ramps.green_size = green;
- ramps.blue_size = blue;
- r = libgamma_gamma_ramps32_initialise(&ramps);
- if (r != 0)
- throw create_error(r);
- return new GammaRamps<uint32_t>(ramps.red, ramps.green, ramps.blue, red, green, blue, 32);
- }
-
- /**
- * Create 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 The size of the gamma ramp for the red channel.
- * @param green The size of the gamma ramp for the green channel.
- * @param blue The size of the gamma ramp for the blue channel.
- * @return The gamma ramp.
- */
- GammaRamps<uint64_t>* gamma_ramps64_create(size_t red, size_t blue, size_t green)
- {
- libgamma_gamma_ramps64_t ramps;
- int r;
- ramps.red_size = red;
- ramps.green_size = green;
- ramps.blue_size = blue;
- r = libgamma_gamma_ramps64_initialise(&ramps);
- if (r != 0)
- throw create_error(r);
- return new GammaRamps<uint64_t>(ramps.red, ramps.green, ramps.blue, red, green, blue, 64);
- }
-
- /**
- * Create 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 The size of the gamma ramp for the red channel.
- * @param green The size of the gamma ramp for the green channel.
- * @param blue The size of the gamma ramp for the blue channel.
- * @return The gamma ramp.
- */
- GammaRamps<float>* gamma_rampsf_create(size_t red, size_t blue, size_t green)
- {
- libgamma_gamma_rampsf_t ramps;
- int r;
- ramps.red_size = red;
- ramps.green_size = green;
- ramps.blue_size = blue;
- r = libgamma_gamma_rampsf_initialise(&ramps);
- if (r != 0)
- throw create_error(r);
- return new GammaRamps<float>(ramps.red, ramps.green, ramps.blue, red, green, blue, -1);
- }
-
- /**
- * Create 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 The size of the gamma ramp for the red channel.
- * @param green The size of the gamma ramp for the green channel.
- * @param blue The size of the gamma ramp for the blue channel.
- * @return The gamma ramp.
- */
- GammaRamps<double>* gamma_rampsd_create(size_t red, size_t blue, size_t green)
- {
- libgamma_gamma_rampsd_t ramps;
- int r;
- ramps.red_size = red;
- ramps.green_size = green;
- ramps.blue_size = blue;
- r = libgamma_gamma_rampsd_initialise(&ramps);
- if (r != 0)
- throw create_error(r);
- return new GammaRamps<double>(ramps.red, ramps.green, ramps.blue, red, green, blue, -2);
- }
-
-}
+ /**
+ * List available adjustment methods by their order of preference based on the environment
+ *
+ * @param operation Allowed values
+ * 0: Methods that the environment suggests will work, excluding fake
+ * 1: Methods that the environment suggests will work, including fake
+ * 2: All real non-fake methods
+ * 3: All real methods
+ * 4: All methods
+ * Other values invoke undefined behaviour
+ * @return Array of methods
+ */
+ std::vector<int>
+ list_methods(int operation)
+ {
+ int *methods = (int*)malloc(LIBGAMMA_METHOD_COUNT * sizeof(int));
+ size_t n, i;
+ std::vector<int> rc;
+
+ n = libgamma_list_methods(methods, LIBGAMMA_METHOD_COUNT, operation);
+ if (n > LIBGAMMA_METHOD_COUNT) {
+ free(methods);
+ methods = (int*)malloc(n * sizeof(int));
+ libgamma_list_methods(methods, n, operation);
+ }
+
+ for (i = 0; i < n; i++)
+ rc.push_back(methods[i]);
+
+ free(methods);
+ return rc;
+ }
+
+ /**
+ * Check whether an adjustment method is available, non-existing (invalid) methods will be
+ * identified as not available under the rationale that the library may be out of date
+ *
+ * @param method The adjustment method
+ * @return Whether the adjustment method is available
+ */
+ int
+ is_method_available(int method)
+ {
+ return libgamma_is_method_available(method);
+ }
+
+ /**
+ * Return the capabilities of an adjustment method
+ *
+ * @param output The data structure to fill with the method's capabilities
+ * @param method The adjustment method (display server and protocol)
+ */
+ void
+ method_capabilities(MethodCapabilities *output, int method)
+ {
+ libgamma_method_capabilities_t caps;
+ libgamma_method_capabilities(&caps, method);
+ *output = MethodCapabilities(&caps);
+ }
+
+ /**
+ * Return the default site for an adjustment method
+ *
+ * @param method The adjustment method (display server and protocol)
+ * @return The default site, `nullptr` if it cannot be determined or if
+ * multiple sites are not supported by the adjustment method
+ */
+ std::string *
+ method_default_site(int method)
+ {
+ char *cstr = libgamma_method_default_site(method);
+ if (cstr == nullptr)
+ return nullptr;
+ return new std::string(cstr);
+ }
+
+ /**
+ * Return the default variable that determines
+ * the default site for an adjustment method
+ *
+ * @param method The adjustment method (display server and protocol)
+ * @return The environ variables that is used to determine the
+ * default site. `nullptr` if there is none, that is, if
+ * the method does not support multiple sites.
+ * This value should not be `free`:d.
+ */
+ std::string *
+ method_default_site_variable(int method)
+ {
+ const char *cstr = libgamma_method_default_site_variable(method);
+ if (cstr == nullptr)
+ return nullptr;
+ return new std::string(cstr);
+ }
+
+ /**
+ * Convert a raw representation of an EDID to a lowercase hexadecimal representation
+ *
+ * @param edid The EDID in raw representation
+ * @param length The length of `edid`
+ * @return The EDID in lowercase hexadecimal representation
+ */
+ std::string
+ behex_edid(const unsigned char *edid, size_t length)
+ {
+ return behex_edid_lowercase(edid, length);
+ }
+
+ /**
+ * Convert a raw representation of an EDID to a lowercase hexadecimal representation
+ *
+ * @param edid The EDID in raw representation
+ * @param length The length of `edid`
+ * @return The EDID in lowercase hexadecimal representation
+ */
+ std::string
+ behex_edid_lowercase(const unsigned char *edid, size_t length)
+ {
+ char *cstr = libgamma_behex_edid_lowercase(edid, length);
+ std::string rc = std::string(cstr);
+ free(cstr);
+ return rc;
+ }
+
+ /**
+ * Convert a raw representation of an EDID to an uppercase hexadecimal representation
+ *
+ * @param edid The EDID in raw representation
+ * @param length The length of `edid`
+ * @return The EDID in uppercase hexadecimal representation
+ */
+ std::string
+ behex_edid_uppercase(const unsigned char *edid, size_t length)
+ {
+ char *cstr = libgamma_behex_edid_uppercase(edid, length);
+ std::string rc = std::string(cstr);
+ free(cstr);
+ return rc;
+ }
+ /**
+ * Convert an hexadecimal representation of an EDID to a raw representation
+ *
+ * @param edid The EDID in hexadecimal representation
+ * @return The EDID in raw representation, it will be half the length
+ * of `edid` (the input value)
+ */
+ unsigned char *
+ unhex_edid(const std::string edid)
+ {
+ const char *cstr = edid.c_str();
+ return libgamma_unhex_edid(cstr);
+ }
+
+ /**
+ * 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 ramps The gamma ramp to initialise
+ * @param red The size of the gamma ramp for the red channel
+ * @param green The size of the gamma ramp for the green channel
+ * @param blue The size of the gamma ramp for the blue channel
+ */
+ void
+ gamma_ramps8_initialise(GammaRamps<uint8_t> *ramps, size_t red, size_t blue, size_t green)
+ {
+ libgamma_gamma_ramps8_t native;
+ int r;
+ native.red_size = ramps->red.size = red;
+ native.green_size = ramps->green.size = green;
+ native.blue_size = ramps->blue.size = blue;
+ ramps->depth = 8;
+ r = libgamma_gamma_ramps8_initialise(&native);
+ if (r)
+ throw create_error(r);
+ ramps->red.ramp = native.red;
+ ramps->green.ramp = native.green;
+ ramps->blue.ramp = native.blue;
+ }
+
+ /**
+ * 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 ramps The gamma ramp to initialise
+ * @param red The size of the gamma ramp for the red channel
+ * @param green The size of the gamma ramp for the green channel
+ * @param blue The size of the gamma ramp for the blue channel
+ */
+ void
+ gamma_ramps16_initialise(GammaRamps<uint16_t> *ramps, size_t red, size_t blue, size_t green)
+ {
+ libgamma_gamma_ramps16_t native;
+ int r;
+ native.red_size = ramps->red.size = red;
+ native.green_size = ramps->green.size = green;
+ native.blue_size = ramps->blue.size = blue;
+ ramps->depth = 16;
+ r = libgamma_gamma_ramps16_initialise(&native);
+ if (r)
+ throw create_error(r);
+ ramps->red.ramp = native.red;
+ ramps->green.ramp = native.green;
+ ramps->blue.ramp = native.blue;
+ }
+
+ /**
+ * 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 ramps The gamma ramp to initialise
+ * @param red The size of the gamma ramp for the red channel
+ * @param green The size of the gamma ramp for the green channel
+ * @param blue The size of the gamma ramp for the blue channel
+ */
+ void
+ gamma_ramps32_initialise(GammaRamps<uint32_t> *ramps, size_t red, size_t blue, size_t green)
+ {
+ libgamma_gamma_ramps32_t native;
+ int r;
+ native.red_size = ramps->red.size = red;
+ native.green_size = ramps->green.size = green;
+ native.blue_size = ramps->blue.size = blue;
+ ramps->depth = 32;
+ r = libgamma_gamma_ramps32_initialise(&native);
+ if (r)
+ throw create_error(r);
+ ramps->red.ramp = native.red;
+ ramps->green.ramp = native.green;
+ ramps->blue.ramp = native.blue;
+ }
+
+ /**
+ * 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 ramps The gamma ramp to initialise
+ * @param red The size of the gamma ramp for the red channel
+ * @param green The size of the gamma ramp for the green channel
+ * @param blue The size of the gamma ramp for the blue channel
+ */
+ void
+ gamma_ramps64_initialise(GammaRamps<uint64_t> *ramps, size_t red, size_t blue, size_t green)
+ {
+ libgamma_gamma_ramps64_t native;
+ int r;
+ native.red_size = ramps->red.size = red;
+ native.green_size = ramps->green.size = green;
+ native.blue_size = ramps->blue.size = blue;
+ ramps->depth = 64;
+ r = libgamma_gamma_ramps64_initialise(&native);
+ if (r)
+ throw create_error(r);
+ ramps->red.ramp = native.red;
+ ramps->green.ramp = native.green;
+ ramps->blue.ramp = native.blue;
+ }
+
+ /**
+ * 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 ramps The gamma ramp to initialise.
+ * @param red The size of the gamma ramp for the red channel.
+ * @param green The size of the gamma ramp for the green channel.
+ * @param blue The size of the gamma ramp for the blue channel.
+ */
+ void
+ gamma_rampsf_initialise(GammaRamps<float> *ramps, size_t red, size_t blue, size_t green)
+ {
+ libgamma_gamma_rampsf_t native;
+ int r;
+ native.red_size = ramps->red.size = red;
+ native.green_size = ramps->green.size = green;
+ native.blue_size = ramps->blue.size = blue;
+ ramps->depth = -1;
+ r = libgamma_gamma_rampsf_initialise(&native);
+ if (r)
+ throw create_error(r);
+ ramps->red.ramp = native.red;
+ ramps->green.ramp = native.green;
+ ramps->blue.ramp = native.blue;
+ }
+
+ /**
+ * 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 ramps The gamma ramp to initialise
+ * @param red The size of the gamma ramp for the red channel
+ * @param green The size of the gamma ramp for the green channel
+ * @param blue The size of the gamma ramp for the blue channel
+ */
+ void
+ gamma_rampsd_initialise(GammaRamps<double> *ramps, size_t red, size_t blue, size_t green)
+ {
+ libgamma_gamma_rampsd_t native;
+ int r;
+ native.red_size = ramps->red.size = red;
+ native.green_size = ramps->green.size = green;
+ native.blue_size = ramps->blue.size = blue;
+ ramps->depth = -2;
+ r = libgamma_gamma_rampsd_initialise(&native);
+ if (r)
+ throw create_error(r);
+ ramps->red.ramp = native.red;
+ ramps->green.ramp = native.green;
+ ramps->blue.ramp = native.blue;
+ }
+
+ /**
+ * Create 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 The size of the gamma ramp for the red channel
+ * @param green The size of the gamma ramp for the green channel
+ * @param blue The size of the gamma ramp for the blue channel
+ * @return The gamma ramp
+ */
+ GammaRamps<uint8_t> *
+ gamma_ramps8_create(size_t red, size_t blue, size_t green)
+ {
+ libgamma_gamma_ramps8_t ramps;
+ int r;
+ ramps.red_size = red;
+ ramps.green_size = green;
+ ramps.blue_size = blue;
+ r = libgamma_gamma_ramps8_initialise(&ramps);
+ if (r)
+ throw create_error(r);
+ return new GammaRamps<uint8_t>(ramps.red, ramps.green, ramps.blue, red, green, blue, 8);
+ }
+
+ /**
+ * Create 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 The size of the gamma ramp for the red channel
+ * @param green The size of the gamma ramp for the green channel
+ * @param blue The size of the gamma ramp for the blue channel
+ * @return The gamma ramp
+ */
+ GammaRamps<uint16_t> *
+ gamma_ramps16_create(size_t red, size_t blue, size_t green)
+ {
+ libgamma_gamma_ramps16_t ramps;
+ int r;
+ ramps.red_size = red;
+ ramps.green_size = green;
+ ramps.blue_size = blue;
+ r = libgamma_gamma_ramps16_initialise(&ramps);
+ if (r)
+ throw create_error(r);
+ return new GammaRamps<uint16_t>(ramps.red, ramps.green, ramps.blue, red, green, blue, 16);
+ }
+
+ /**
+ * Create 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 The size of the gamma ramp for the red channel
+ * @param green The size of the gamma ramp for the green channel
+ * @param blue The size of the gamma ramp for the blue channel
+ * @return The gamma ramp
+ */
+ GammaRamps<uint32_t> *
+ gamma_ramps32_create(size_t red, size_t blue, size_t green)
+ {
+ libgamma_gamma_ramps32_t ramps;
+ int r;
+ ramps.red_size = red;
+ ramps.green_size = green;
+ ramps.blue_size = blue;
+ r = libgamma_gamma_ramps32_initialise(&ramps);
+ if (r)
+ throw create_error(r);
+ return new GammaRamps<uint32_t>(ramps.red, ramps.green, ramps.blue, red, green, blue, 32);
+ }
+
+ /**
+ * Create 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 The size of the gamma ramp for the red channel
+ * @param green The size of the gamma ramp for the green channel
+ * @param blue The size of the gamma ramp for the blue channel
+ * @return The gamma ramp
+ */
+ GammaRamps<uint64_t> *
+ gamma_ramps64_create(size_t red, size_t blue, size_t green)
+ {
+ libgamma_gamma_ramps64_t ramps;
+ int r;
+ ramps.red_size = red;
+ ramps.green_size = green;
+ ramps.blue_size = blue;
+ r = libgamma_gamma_ramps64_initialise(&ramps);
+ if (r)
+ throw create_error(r);
+ return new GammaRamps<uint64_t>(ramps.red, ramps.green, ramps.blue, red, green, blue, 64);
+ }
+
+ /**
+ * Create 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 The size of the gamma ramp for the red channel.
+ * @param green The size of the gamma ramp for the green channel.
+ * @param blue The size of the gamma ramp for the blue channel.
+ * @return The gamma ramp.
+ */
+ GammaRamps<float> *
+ gamma_rampsf_create(size_t red, size_t blue, size_t green)
+ {
+ libgamma_gamma_rampsf_t ramps;
+ int r;
+ ramps.red_size = red;
+ ramps.green_size = green;
+ ramps.blue_size = blue;
+ r = libgamma_gamma_rampsf_initialise(&ramps);
+ if (r)
+ throw create_error(r);
+ return new GammaRamps<float>(ramps.red, ramps.green, ramps.blue, red, green, blue, -1);
+ }
+
+ /**
+ * Create 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 The size of the gamma ramp for the red channel.
+ * @param green The size of the gamma ramp for the green channel.
+ * @param blue The size of the gamma ramp for the blue channel.
+ * @return The gamma ramp.
+ */
+ GammaRamps<double> *
+ gamma_rampsd_create(size_t red, size_t blue, size_t green)
+ {
+ libgamma_gamma_rampsd_t ramps;
+ int r;
+ ramps.red_size = red;
+ ramps.green_size = green;
+ ramps.blue_size = blue;
+ r = libgamma_gamma_rampsd_initialise(&ramps);
+ if (r)
+ throw create_error(r);
+ return new GammaRamps<double>(ramps.red, ramps.green, ramps.blue, red, green, blue, -2);
+ }
+}