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-rw-r--r--src/libgamma.py1
-rw-r--r--src/libgamma_error.py3
-rw-r--r--src/libgamma_facade.py146
-rw-r--r--src/libgamma_method.py35
-rw-r--r--src/libgamma_native_error.pyx7
-rw-r--r--src/libgamma_native_error.w32.pyx4
-rw-r--r--src/libgamma_native_facade.pyx1312
-rw-r--r--src/libgamma_native_method.pyx12
8 files changed, 1504 insertions, 16 deletions
diff --git a/src/libgamma.py b/src/libgamma.py
index 1dbf49e..34c646c 100644
--- a/src/libgamma.py
+++ b/src/libgamma.py
@@ -19,4 +19,5 @@ along with this library. If not, see <http://www.gnu.org/licenses/>.
from libgamma_error import *
from libgamma_method import *
+from libgamma_facade import *
diff --git a/src/libgamma_error.py b/src/libgamma_error.py
index b9530fa..7b16886 100644
--- a/src/libgamma_error.py
+++ b/src/libgamma_error.py
@@ -115,8 +115,7 @@ def name_of_error(value : int) -> str:
@param value The error code.
@return The name of the definition associated with the error code,
- `None` if the error code does not exist. The return string
- should not be `free`:d.
+ `None` if the error code does not exist.
'''
from libgamma_native_error import libgamma_native_name_of_error
return libgamma_native_name_of_error(value)
diff --git a/src/libgamma_facade.py b/src/libgamma_facade.py
new file mode 100644
index 0000000..830a0b9
--- /dev/null
+++ b/src/libgamma_facade.py
@@ -0,0 +1,146 @@
+# -*- python -*-
+'''
+pylibgamma — Python 3 wrapper for libgamma
+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/>.
+'''
+
+
+from libgamma_method import MethodCapabilities
+
+
+
+def list_methods(operation : int) -> list
+ '''
+ 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 :list<int> A list of available adjustment methods.
+ '''
+ from libgamma_native_method import libgamma_native_list_methods
+ return libgamma_native_list_methods(method)
+
+
+def is_method_available(method : int) -> bool:
+ '''
+ 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.
+ '''
+ from libgamma_native_method import libgamma_native_is_method_available
+ return not libgamma_native_is_method_available(method) == 0
+
+
+def method_capabilities(method : int) -> MethodCapabilities:
+ '''
+ Return the capabilities of an adjustment method.
+
+ @param this The data structure to fill with the method's capabilities
+ @param method The adjustment method (display server and protocol).
+ '''
+ from libgamma_native_method import libgamma_native_method_capabilities
+ caps = libgamma_native_method_capabilities(method)
+ MethodCapabilities(*caps)
+
+
+def method_default_site(method : int) -> str:
+ '''
+ Return the capabilities of an adjustment method.
+
+ @param method The adjustment method (display server and protocol.)
+ @return The default site, `None` if it cannot be determined or
+ if multiple sites are not supported by the adjustment
+ method.
+ '''
+ from libgamma_native_method import libgamma_native_method_default_site
+ return libgamma_native_method_default_site(method)
+
+
+def method_default_site_variable(method : int) -> str:
+ '''
+ Return the capabilities of an adjustment method.
+
+ @param method The adjustment method (display server and protocol.)
+ @return The environ variables that is used to determine the
+ default site. `None` if there is none, that is, if
+ the method does not support multiple sites.
+ '''
+ from libgamma_native_method import libgamma_native_method_default_site_variable
+ return libgamma_native_method_default_site_variable(method)
+
+
+
+def behex_edid(edid : bytes) -> str:
+ '''
+ Convert a raw representation of an EDID to a lowercase hexadecimal representation.
+
+ @param edid The EDID in raw representation.
+ @return The EDID in lowercase hexadecimal representation.
+ '''
+ return behex_edid_lowercase(edid)
+
+
+def behex_edid_lowercase(edid : bytes) -> str:
+ '''
+ Convert a raw representation of an EDID to a lowercase hexadecimal representation.
+
+ @param edid The EDID in raw representation.
+ @return The EDID in lowercase hexadecimal representation.
+ '''
+ rc = ''
+ for b in edid:
+ rc += '0123456789abcdef'[(b >> 4) & 15]
+ rc += '0123456789abcdef'[(b >> 0) & 15]
+ return rc
+
+
+def behex_edid_uppercase(edid : bytes) -> str:
+ '''
+ Convert a raw representation of an EDID to an uppercase hexadecimal representation.
+
+ @param edid The EDID in raw representation.
+ @return The EDID in uppercase hexadecimal representation.
+ '''
+ rc = ''
+ for b in edid:
+ rc += '0123456789ABCDEF'[(b >> 4) & 15]
+ rc += '0123456789ABCDEF'[(b >> 0) & 15]
+ return rc
+
+
+def unhex_edid(edid : str) -> bytes:
+ '''
+ Convert an hexadecimal representation of an EDID to a raw representation.
+
+ @param edid The EDID in hexadecimal representation.
+ @return The EDID in raw representation.
+ '''
+ rc = []
+ edid = edid.lowercase()
+ for i in range(0, len(edid), 2):
+ a, b = edid[i + 0], edid[i + 1]
+ a = '0123456789abcdef'.find(a) << 4
+ b = '0123456789abcdef'.find(b) << 0
+ rc.append(a | b)
+ return bytes(rc)
+
diff --git a/src/libgamma_method.py b/src/libgamma_method.py
index b702151..67993f4 100644
--- a/src/libgamma_method.py
+++ b/src/libgamma_method.py
@@ -271,11 +271,42 @@ class CRTCInformation:
of an error identifier provided by this library.
'''
- def __init__(self):
+ def __init__(self, data):
'''
Constructor
+
+ @param data:list The value of each variable
'''
- pass
+ self.edid = data[0]
+ self.edid_error = data[1]
+ self.width_mm = data[2]
+ self.width_mm_error = data[3]
+ self.height_mm = data[4]
+ self.height_mm_error = data[5]
+ self.width_mm_edid = data[6]
+ self.width_mm_edid_error = data[7]
+ self.height_mm_edid = data[8]
+ self.height_mm_edid_error = data[9]
+ self.red_gamma_size = data[10]
+ self.green_gamma_size = data[11]
+ self.blue_gamma_size = data[12]
+ self.gamma_size_error = data[13]
+ self.gamma_depth = data[14]
+ self.gamma_depth_error = data[15]
+ self.gamma_support = data[16]
+ self.gamma_support_error = data[17]
+ self.subpixel_order = data[18]
+ self.subpixel_order_error = data[19]
+ self.active = data[20]
+ self.active_error = data[21]
+ self.connector_name = data[22]
+ self.connector_name_error = data[23]
+ self.connector_type = data[24]
+ self.connector_type_error = data[25]
+ self.gamma_red = data[26]
+ self.gamma_green = data[27]
+ self.gamma_blue = data[28]
+ self.gamma_error = data[29]
LIBGAMMA_CONNECTOR_TYPE_Unknown = 0
diff --git a/src/libgamma_native_error.pyx b/src/libgamma_native_error.pyx
index 8696d10..b10dc5a 100644
--- a/src/libgamma_native_error.pyx
+++ b/src/libgamma_native_error.pyx
@@ -106,7 +106,7 @@ def libgamma_native_get_group_name() -> str:
cannot be determined.
'''
cdef bytes bs
- if libgamma_group_name == NULL:
+ if libgamma_group_name is NULL:
return None
bs = libgamma_group_name
return bs.decode('utf-8', 'strict')
@@ -157,13 +157,12 @@ def libgamma_native_name_of_error(value : int) -> str:
@param value The error code.
@return The name of the definition associated with the error code,
- `None` if the error code does not exist. The return string
- should not be `free`:d.
+ `None` if the error code does not exist.
'''
cdef const char* name
cdef bytes bs
name = libgamma_name_of_error(<int>value)
- if name == NULL:
+ if name is NULL:
return None
bs = name
return bs.decode('utf-8', 'strict')
diff --git a/src/libgamma_native_error.w32.pyx b/src/libgamma_native_error.w32.pyx
index 4d5aaac..673da5d 100644
--- a/src/libgamma_native_error.w32.pyx
+++ b/src/libgamma_native_error.w32.pyx
@@ -104,7 +104,7 @@ def libgamma_native_get_group_name() -> str:
cannot be determined.
'''
cdef bytes bs
- if libgamma_group_name == NULL:
+ if libgamma_group_name is NULL:
return None
bs = libgamma_group_name
return bs.decode('utf-8', 'strict')
@@ -161,7 +161,7 @@ def libgamma_native_name_of_error(value : int) -> str:
cdef const char* name
cdef bytes bs
name = libgamma_name_of_error(<int>value)
- if name == NULL:
+ if name is NULL:
return None
bs = name
return bs.decode('utf-8', 'strict')
diff --git a/src/libgamma_native_facade.pyx b/src/libgamma_native_facade.pyx
new file mode 100644
index 0000000..de15bd6
--- /dev/null
+++ b/src/libgamma_native_facade.pyx
@@ -0,0 +1,1312 @@
+# -*- python -*-
+'''
+pylibgamma — Python 3 wrapper for libgamma
+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/>.
+'''
+
+cimport cython
+
+from libc.stddef cimport size_t
+from libc.stdlib cimport malloc, free
+from libc.stdint cimport int32_t, uint8_t, uint16_t, uint32_t, uint64_t
+
+
+ctypedef int libgamma_subpixel_order_t
+ctypedef int libgamma_connector_type_t
+
+
+cdef extern from "libgamma/libgamma-method.h":
+
+ ctypedef struct libgamma_method_capabilities_t:
+ # Capabilities of adjustment methods.
+
+ int32_t crtc_information
+ # OR of the CRTC information fields in `libgamma_crtc_information_t`
+ # that may (but can fail) be read successfully.
+
+ unsigned default_site_known # : 1
+ # Whether the default site is known, if true the site is integrated
+ # to the system or can be determined using environment variables.
+
+ unsigned multiple_sites # : 1
+ # Whether the adjustment method supports multiple sites rather
+ # than just the default site.
+
+ unsigned multiple_partitions # : 1
+ # Whether the adjustment method supports multiple partitions
+ # per site.
+
+ unsigned multiple_crtcs # : 1
+ # Whether the adjustment method supports multiple CRTC:s
+ # per partition per site.
+
+ unsigned partitions_are_graphics_cards # : 1
+ # Whether the partition to graphics card is a bijection.
+
+ unsigned site_restore # : 1
+ # Whether the adjustment method supports `libgamma_site_restore`.
+
+ unsigned partition_restore # : 1
+ # Whether the adjustment method supports `libgamma_partition_restore`.
+
+ unsigned crtc_restore # : 1
+ # Whether the adjustment method supports `libgamma_crtc_restore`.
+
+ unsigned identical_gamma_sizes # : 1
+ # Whether the `red_gamma_size`, `green_gamma_size` and `blue_gamma_size`
+ # fields in `libgamma_crtc_information_t` will always have the same
+ # values as each other for the adjustment method.
+
+ unsigned fixed_gamma_size # : 1
+ # Whether the `red_gamma_size`, `green_gamma_size` and `blue_gamma_size`
+ # fields in `libgamma_crtc_information_t` will always be filled with the
+ # same value for the adjustment method.
+
+ unsigned fixed_gamma_depth # : 1
+ # Whether the `gamma_depth` field in `libgamma_crtc_information_t`
+ # will always be filled with the same value for the adjustment method.
+
+ unsigned real # : 1
+ # Whether the adjustment method will actually perform adjustments.
+
+ unsigned fake # : 1
+ # Whether the adjustment method is implement using a translation layer.
+
+
+ ctypedef struct libgamma_site_state_t:
+ # Site state.
+ #
+ # On operating systems that integrate a graphical environment
+ # there is usually just one site. However, one systems with
+ # pluggable graphics, like Unix-like systems such as GNU/Linux
+ # and the BSD:s, there can usually be any (feasible) number of
+ # sites. In X.org parlance they are called displays.
+
+ void* data
+ # Adjustment method implementation specific data.
+ # You as a user of this library should not touch this.
+
+ int method
+ # This field specifies, for the methods if this library,
+ # which adjustment method (display server and protocol)
+ # is used to adjust the gamma ramps.
+
+ char* site
+ # The site identifier. It can either be `NULL` or a string.
+ # `NULL` indicates the default site. On systems like the
+ # Unix-like systems, where the graphics are pluggable, this
+ # is usually resolved by an environment variable, such as
+ # "DISPLAY" for X.org.
+
+ size_t partitions_available
+ # The number of partitions that is available on this site.
+ # Probably the majority of display server only one partition
+ # per site. However, X.org can, and traditional used to have
+ # on multi-headed environments, multiple partitions per site.
+ # In X.org partitions are called 'screens'. It is not to be
+ # confused with monitor. A screen is a collection of monitors,
+ # and the mapping from monitors to screens is a surjection.
+ # On hardware-level adjustment methods, such as Direct
+ # Rendering Manager, a partition is a graphics card.
+
+
+ ctypedef struct libgamma_partition_state_t:
+ # Partition state.
+ #
+ # Probably the majority of display server only one partition
+ # per site. However, X.org can, and traditional used to have
+ # on multi-headed environments, multiple partitions per site.
+ # In X.org partitions are called 'screens'. It is not to be
+ # confused with monitor. A screen is a collection of monitors,
+ # and the mapping from monitors to screens is a surjection.
+ # On hardware-level adjustment methods, such as Direct
+ # Rendering Manager, a partition is a graphics card.
+
+ void* data
+ # Adjustment method implementation specific data.
+ # You as a user of this library should not touch this.
+
+ libgamma_site_state_t* site
+ # The site this partition belongs to.
+
+ size_t partition
+ # The index of the partition.
+
+ size_t crtcs_available
+ # The number of CRTC:s that are available under this
+ # partition. Note that the CRTC:s are not necessarily
+ # online.
+
+
+ ctypedef struct libgamma_crtc_state_t:
+ # Cathode ray tube controller state.
+ #
+ # The CRTC controls the gamma ramps for the
+ # monitor that is plugged in to the connector
+ # that the CRTC belongs to.
+
+ void* data
+ # Adjustment method implementation specific data.
+ # You as a user of this library should not touch this.
+
+ libgamma_partition_state_t* partition
+ # The partition this CRTC belongs to.
+
+ size_t crtc
+ #* The index of the CRTC within its partition.
+
+
+ ctypedef struct libgamma_crtc_information_t:
+ # Cathode ray tube controller information data structure.
+
+ unsigned char* edid
+ # The Extended Display Identification Data associated with
+ # the attached monitor. This is raw byte array that is usually
+ # 128 bytes long. It is not NUL-terminate, rather its length
+ # is stored in `edid_length`.
+
+ size_t edid_length
+ # The length of `edid`.
+
+ int edid_error
+ # Zero on success, positive it holds the value `errno` had
+ # when the reading failed, otherwise (negative) the value
+ # of an error identifier provided by this library.
+
+
+ size_t width_mm
+ # The phyical width, in millimetres, of the viewport of the
+ # attached monitor, as reported by the adjustment method. This
+ # value may be incorrect, which is a known issue with the X
+ # server where it is the result of the X server attempting
+ # the estimate the size on its own.
+ # Zero means that its is not applicable, which is the case
+ # for projectors.
+
+ int width_mm_error
+ # Zero on success, positive it holds the value `errno` had
+ # when the reading failed, otherwise (negative) the value
+ # of an error identifier provided by this library.
+
+
+ size_t height_mm
+ # The phyical height, in millimetres, of the viewport of the
+ # attached monitor, as reported by the adjustment method. This
+ # value may be incorrect, which is a known issue with the X
+ # server where it is the result of the X server attempting
+ # the estimate the size on its own.
+ # Zero means that its is not applicable, which is the case
+ # for projectors.
+
+ int height_mm_error
+ # Zero on success, positive it holds the value `errno` had
+ # when the reading failed, otherwise (negative) the value
+ # of an error identifier provided by this library.
+
+
+ size_t width_mm_edid
+ # The phyical width, in millimetres, of the viewport of the
+ # attached monitor, as reported by it the monitor's Extended
+ # Display Information Data. This value can only contain whole
+ # centimetres, which means that the result is always zero
+ # modulus ten. However, this could change with revisions of
+ # the EDID structure.
+ # Zero means that its is not applicable, which is the case
+ # for projectors.
+
+ int width_mm_edid_error
+ # Zero on success, positive it holds the value `errno` had
+ # when the reading failed, otherwise (negative) the value
+ # of an error identifier provided by this library.
+
+
+ size_t height_mm_edid
+ # The phyical height, in millimetres, of the viewport of the
+ # attached monitor, as reported by it the monitor's Extended
+ # Display Information Data. This value can only contain whole
+ # centimetres, which means that the result is always zero
+ # modulus ten. However, this could change with revisions of
+ # the EDID structure.
+ # Zero means that its is not applicable, which is the case
+ # for projectors.
+
+ int height_mm_edid_error
+ # Zero on success, positive it holds the value `errno` had
+ # when the reading failed, otherwise (negative) the value
+ # of an error identifier provided by this library.
+
+
+ size_t red_gamma_size
+ # The size of the encoding axis of the red gamma ramp.
+
+ size_t green_gamma_size
+ # The size of the encoding axis of the green gamma ramp.
+
+ size_t blue_gamma_size
+ # The size of the encoding axis of the blue gamma ramp.
+
+ int gamma_size_error
+ # Zero on success, positive it holds the value `errno` had
+ # when the reading failed, otherwise (negative) the value
+ # of an error identifier provided by this library.
+
+
+ signed gamma_depth
+ # The bit-depth of the value axes of gamma ramps,
+ # -1 for single precision floating point, and -2 for
+ # double precision floating point.
+
+ int gamma_depth_error
+ # Zero on success, positive it holds the value `errno` had
+ # when the reading failed, otherwise (negative) the value
+ # of an error identifier provided by this library.
+
+
+ int gamma_support
+ # Non-zero gamma ramp adjustments are supported.
+
+ int gamma_support_error
+ # Zero on success, positive it holds the value `errno` had
+ # when the reading failed, otherwise (negative) the value
+ # of an error identifier provided by this library.
+
+
+ libgamma_subpixel_order_t subpixel_order
+ # The layout of the subpixels.
+ # You cannot count on this value --- especially for CRT:s ---
+ # but it is provided anyway as a means of distinguishing monitors.
+
+ int subpixel_order_error
+ # Zero on success, positive it holds the value `errno` had
+ # when the reading failed, otherwise (negative) the value
+ # of an error identifier provided by this library.
+
+
+ int active
+ # Whether there is a monitors connected to the CRTC.
+
+ int active_error
+ # Zero on success, positive it holds the value `errno` had
+ # when the reading failed, otherwise (negative) the value
+ # of an error identifier provided by this library.
+
+
+ char* connector_name
+ # The name of the connector as designated by the display
+ # server or as give by this library in case the display
+ # server lacks this feature.
+
+ int connector_name_error
+ # Zero on success, positive it holds the value `errno` had
+ # when the reading failed, otherwise (negative) the value
+ # of an error identifier provided by this library.
+
+
+ libgamma_connector_type_t connector_type
+ # The type of the connector that is associated with the CRTC.
+
+ int connector_type_error
+ # Zero on success, positive it holds the value `errno` had
+ # when the reading failed, otherwise (negative) the value
+ # of an error identifier provided by this library.
+
+
+ float gamma_red
+ # The gamma characteristics of the monitor as reported
+ # in its Extended Display Information Data. The value
+ # holds the value for the red channel. If you do not have
+ # and more accurate measurement of the gamma for the
+ # monitor this could be used to give a rought gamma
+ # correction; simply divide the value with 2.2 and use
+ # the result for the red channel in the gamma correction.
+
+ float gamma_green
+ # The gamma characteristics of the monitor as reported
+ # in its Extended Display Information Data. The value
+ # holds the value for the green channel. If you do not have
+ # and more accurate measurement of the gamma for the
+ # monitor this could be used to give a rought gamma
+ # correction; simply divide the value with 2.2 and use
+ # the result for the green channel in the gamma correction.
+
+ float gamma_blue
+ # The gamma characteristics of the monitor as reported
+ # in its Extended Display Information Data. The value
+ # holds the value for the blue channel. If you do not have
+ # and more accurate measurement of the gamma for the
+ # monitor this could be used to give a rought gamma
+ # correction; simply divide the value with 2.2 and use
+ # the result for the blue channel in the gamma correction.
+
+ int gamma_error
+ # Zero on success, positive it holds the value `errno` had
+ # when the reading failed, otherwise (negative) the value
+ # of an error identifier provided by this library.
+
+
+ ctypedef struct libgamma_gamma_ramps8_t:
+ # Gamma ramp structure for 8-bit gamma ramps.
+ size_t red_size
+ # The size of `red`.
+ size_t green_size
+ # The size of `green`.
+ size_t blue_size
+ # The size of `blue`.
+ uint8_t* red
+ # The gamma ramp for the red channel.
+ uint8_t* green
+ # The gamma ramp for the green channel.
+ uint8_t* blue
+ # The gamma ramp for the blue channel.
+
+ ctypedef struct libgamma_gamma_ramps16_t:
+ # Gamma ramp structure for 16-bit gamma ramps.
+ size_t red_size
+ # The size of `red`.
+ size_t green_size
+ # The size of `green`.
+ size_t blue_size
+ # The size of `blue`.
+ uint16_t* red
+ # The gamma ramp for the red channel.
+ uint16_t* green
+ # The gamma ramp for the green channel.
+ uint16_t* blue
+ # The gamma ramp for the blue channel.
+
+ ctypedef struct libgamma_gamma_ramps32_t:
+ # Gamma ramp structure for 32-bit gamma ramps.
+ size_t red_size
+ # The size of `red`.
+ size_t green_size
+ # The size of `green`.
+ size_t blue_size
+ # The size of `blue`.
+ uint32_t* red
+ # The gamma ramp for the red channel.
+ uint32_t* green
+ # The gamma ramp for the green channel.
+ uint32_t* blue
+ # The gamma ramp for the blue channel.
+
+ ctypedef struct libgamma_gamma_ramps64_t:
+ # Gamma ramp structure for 64-bit gamma ramps.
+ size_t red_size
+ # The size of `red`.
+ size_t green_size
+ # The size of `green`.
+ size_t blue_size
+ # The size of `blue`.
+ uint64_t* red
+ # The gamma ramp for the red channel.
+ uint64_t* green
+ # The gamma ramp for the green channel.
+ uint64_t* blue
+ # The gamma ramp for the blue channel.
+
+ ctypedef struct libgamma_gamma_rampsf_t:
+ # Gamma ramp structure for `float` gamma ramps.
+ size_t red_size
+ # The size of `red`.
+ size_t green_size
+ # The size of `green`.
+ size_t blue_size
+ # The size of `blue`.
+ float* red
+ # The gamma ramp for the red channel.
+ float* green
+ # The gamma ramp for the green channel.
+ float* blue
+ # The gamma ramp for the blue channel.
+
+ ctypedef struct libgamma_gamma_rampsd_t:
+ # Gamma ramp structure for `double` gamma ramps.
+ size_t red_size
+ # The size of `red`.
+ size_t green_size
+ # The size of `green`.
+ size_t blue_size
+ # The size of `blue`.
+ double* red
+ # The gamma ramp for the red channel.
+ double* green
+ # The gamma ramp for the green channel.
+ double* blue
+ # The gamma ramp for the blue channel.
+
+
+cdef extern size_t libgamma_list_methods(int* methods, size_t buf_size, int operation)
+'''
+List available adjustment methods by their order of preference based on the environment.
+
+@param methods Output array of methods, should be able to hold `LIBGAMMA_METHOD_COUNT` elements.
+@param buf_size The number of elements that fits in `methods`, it should be `LIBGAMMA_METHOD_COUNT`,
+ This is used to avoid writing outside the output buffer if this library adds new
+ adjustment methods without the users of the library recompiling.
+@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 The number of element that have been stored in `methods`, or should
+ have been stored if the buffer was large enough.
+'''
+
+
+cdef extern int libgamma_is_method_available(int method)
+'''
+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.
+'''
+
+
+cdef extern void libgamma_method_capabilities(libgamma_method_capabilities_t* this, int method)
+'''
+Return the capabilities of an adjustment method.
+
+@param this The data structure to fill with the method's capabilities
+@param method The adjustment method (display server and protocol).
+'''
+
+
+cdef extern char* libgamma_method_default_site(int method)
+'''
+Return the capabilities of an adjustment method.
+
+@param method The adjustment method (display server and protocol.)
+@return The default site, `NULL` if it cannot be determined or
+ if multiple sites are not supported by the adjustment
+ method. This value should not be `free`:d.
+'''
+
+
+cdef extern const char* libgamma_method_default_site_variable(int method)
+'''
+Return the capabilities of an adjustment method.
+
+@param method The adjustment method (display server and protocol.)
+@return The environ variables that is used to determine the
+ default site. `NULL` if there is none, that is, if
+ the method does not support multiple sites.
+ This value should not be `free`:d.
+'''
+
+
+
+cdef extern int libgamma_site_initialise(libgamma_site_state_t* this, int method, char* site)
+'''
+Initialise an allocated site state.
+
+@param this The site state to initialise.
+@param method The adjustment method (display server and protocol.)
+@param site The site identifier, unless it is `NULL` it must a
+ `free`:able. One the state is destroyed the library
+ will attempt to free it. There you should not free
+ it yourself, and it must not be a string constant
+ or allocate on the stack. Note however that it will
+ not be `free`:d if this function fails.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+cdef extern void libgamma_site_free(libgamma_site_state_t* this)
+'''
+Release all resources held by a site state
+and free the site state pointer.
+
+@param this The site state.
+'''
+
+
+cdef extern int libgamma_site_restore(libgamma_site_state_t* this)
+'''
+Restore the gamma ramps all CRTC:s with a site to the system settings.
+
+@param this The site state.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+
+cdef extern int libgamma_partition_initialise(libgamma_partition_state_t* this, libgamma_site_state_t* site, size_t partition)
+'''
+Initialise an allocated partition state.
+
+@param this The partition state to initialise.
+@param site The site state for the site that the partition belongs to.
+@param partition The index of the partition within the site.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+cdef extern void libgamma_partition_free(libgamma_partition_state_t* this)
+'''
+Release all resources held by a partition state
+and free the partition state pointer.
+
+@param this The partition state.
+'''
+
+
+cdef extern int libgamma_partition_restore(libgamma_partition_state_t* this)
+'''
+Restore the gamma ramps all CRTC:s with a partition to the system settings.
+
+@param this The partition state.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+
+cdef extern int libgamma_crtc_initialise(libgamma_crtc_state_t* this, libgamma_partition_state_t* partition, size_t crtc)
+'''
+Initialise an allocated CRTC state.
+
+@param this The CRTC state to initialise.
+@param partition The partition state for the partition that the CRTC belongs to.
+@param crtc The index of the CRTC within the partition.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+cdef extern void libgamma_crtc_free(libgamma_crtc_state_t* this)
+'''
+Release all resources held by a CRTC state
+and free the CRTC state pointer.
+
+@param this The CRTC state.
+'''
+
+
+cdef extern int libgamma_crtc_restore(libgamma_crtc_state_t* this)
+'''
+Restore the gamma ramps for a CRTC to the system settings for that CRTC.
+
+@param this The CRTC state
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+
+cdef extern int libgamma_get_crtc_information(libgamma_crtc_information_t* this, libgamma_crtc_state_t* crtc, int32_t fields)
+'''
+Read information about a CRTC.
+
+@param this Instance of a data structure to fill with the information about the CRTC.
+@param crtc The state of the CRTC whose information should be read.
+@param fields OR:ed identifiers for the information about the CRTC that should be read.
+@return Zero on success, -1 on error. On error refer to the error reports in `this`.
+'''
+
+
+cdef extern void libgamma_crtc_information_destroy(libgamma_crtc_information_t* this)
+'''
+Release all resources in an information data structure for a CRTC.
+
+@param this The CRTC information.
+'''
+
+
+
+cdef extern int libgamma_crtc_get_gamma_ramps8(libgamma_crtc_state_t* this, libgamma_gamma_ramps8_t* ramps)
+'''
+Get current the gamma ramps for a CRTC, 8-bit gamma-depth version.
+
+@param this The CRTC state.
+@param ramps The gamma ramps to fill with the current values
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+cdef extern int libgamma_crtc_set_gamma_ramps8(libgamma_crtc_state_t* this, libgamma_gamma_ramps8_t ramps)
+'''
+Set the gamma ramps for a CRTC, 8-bit gamma-depth version.
+
+@param this The CRTC state.
+@param ramps The gamma ramps to apply.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+
+cdef extern int libgamma_crtc_get_gamma_ramps16(libgamma_crtc_state_t* this, libgamma_gamma_ramps16_t* ramps)
+'''
+Get current the gamma ramps for a CRTC, 16-bit gamma-depth version.
+
+@param this The CRTC state.
+@param ramps The gamma ramps to fill with the current values
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+cdef extern int libgamma_crtc_set_gamma_ramps16(libgamma_crtc_state_t* this, libgamma_gamma_ramps16_t ramps)
+'''
+Set the gamma ramps for a CRTC, 16-bit gamma-depth version.
+
+@param this The CRTC state.
+@param ramps The gamma ramps to apply.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+
+cdef extern int libgamma_crtc_get_gamma_ramps32(libgamma_crtc_state_t* this, libgamma_gamma_ramps32_t* ramps)
+'''
+Get current the gamma ramps for a CRTC, 32-bit gamma-depth version.
+
+@param this The CRTC state.
+@param ramps The gamma ramps to fill with the current values.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+cdef extern int libgamma_crtc_set_gamma_ramps32(libgamma_crtc_state_t* this, libgamma_gamma_ramps32_t ramps)
+'''
+Set the gamma ramps for a CRTC, 32-bit gamma-depth version.
+
+@param this The CRTC state.
+@param ramps The gamma ramps to apply.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+
+cdef extern int libgamma_crtc_get_gamma_ramps64(libgamma_crtc_state_t* this, libgamma_gamma_ramps64_t* ramps)
+'''
+Get current the gamma ramps for a CRTC, 64-bit gamma-depth version.
+
+@param this The CRTC state.
+@param ramps The gamma ramps to fill with the current values.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+cdef extern int libgamma_crtc_set_gamma_ramps64(libgamma_crtc_state_t* this, libgamma_gamma_ramps64_t ramps)
+'''
+Set the gamma ramps for a CRTC, 64-bit gamma-depth version.
+
+@param this The CRTC state.
+@param ramps The gamma ramps to apply.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+
+cdef extern int libgamma_crtc_set_gamma_rampsf(libgamma_crtc_state_t* this, libgamma_gamma_rampsf_t ramps)
+'''
+Set the gamma ramps for a CRTC, `float` version.
+
+@param this The CRTC state.
+@param ramps The gamma ramps to apply.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+cdef extern int libgamma_crtc_get_gamma_rampsf(libgamma_crtc_state_t* this, libgamma_gamma_rampsf_t* ramps)
+'''
+Get current the gamma ramps for a CRTC, `float` version.
+
+@param this The CRTC state.
+@param ramps The gamma ramps to fill with the current values.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+
+cdef extern int libgamma_crtc_get_gamma_rampsd(libgamma_crtc_state_t* this, libgamma_gamma_rampsd_t* ramps)
+'''
+Get current the gamma ramps for a CRTC, `double` version.
+
+@param this The CRTC state.
+@param ramps The gamma ramps to fill with the current values.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+cdef extern int libgamma_crtc_set_gamma_rampsd(libgamma_crtc_state_t* this, libgamma_gamma_rampsd_t ramps)
+'''
+Set the gamma ramps for a CRTC, `double` version.
+
+@param this The CRTC state.
+@param ramps The gamma ramps to apply.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+
+def libgamma_native_list_methods(operation : int) -> list:
+ '''
+ 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 :list<int> A list of available adjustment methods.
+ '''
+ cdef int* methods
+ cdef size_t buf_size
+ cdef size_t r
+ buf_size = 6
+ methods = <int*>malloc(buf_size * sizeof(size_t))
+ if methods == NULL:
+ raise MemoryError()
+ r = libgamma_list_methods(methods, buf_size, operation)
+ if r > buf_size:
+ buf_size = r
+ free(methods)
+ methods = <int*>malloc(buf_size * sizeof(size_t))
+ if methods == NULL:
+ raise MemoryError()
+ libgamma_list_methods(methods, buf_size, operation)
+ rc = []
+ for i in range(r):
+ rc.append(methods[i])
+ free(methods)
+ return rc
+
+
+def libgamma_native_is_method_available(method : int) -> int:
+ '''
+ 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.
+ '''
+ return int(libgamma_is_method_available(<int>method))
+
+
+def libgamma_native_method_capabilities(method : int) -> tuple:
+ '''
+ Return the capabilities of an adjustment method.
+
+ @param method The adjustment method (display server and protocol).
+ @return :(int, int) Input parameters for `MethodCapabilities.__init__`
+ '''
+ cdef libgamma_method_capabilities_t caps
+ libgamma_method_capabilities(&caps, <int>method)
+ booleans = 0
+ crtc_information = int(caps.crtc_information)
+ booleans |= (0 if caps.default_site_known == 0 else 1) << 0
+ booleans |= (0 if caps.multiple_sites == 0 else 1) << 1
+ booleans |= (0 if caps.multiple_partitions == 0 else 1) << 2
+ booleans |= (0 if caps.multiple_crtcs == 0 else 1) << 3
+ booleans |= (0 if caps.partitions_are_graphics_cards == 0 else 1) << 4
+ booleans |= (0 if caps.site_restore == 0 else 1) << 5
+ booleans |= (0 if caps.partition_restore == 0 else 1) << 6
+ booleans |= (0 if caps.crtc_restore == 0 else 1) << 7
+ booleans |= (0 if caps.identical_gamma_sizes == 0 else 1) << 8
+ booleans |= (0 if caps.fixed_gamma_size == 0 else 1) << 9
+ booleans |= (0 if caps.fixed_gamma_depth == 0 else 1) << 10
+ booleans |= (0 if caps.real == 0 else 1) << 11
+ booleans |= (0 if caps.fake == 0 else 1) << 12
+ return (crtc_information, booleans)
+
+
+def libgamma_native_method_default_site(method : int) -> str:
+ '''
+ Return the capabilities of an adjustment method.
+
+ @param method The adjustment method (display server and protocol.)
+ @return The default site, `None` if it cannot be determined or
+ if multiple sites are not supported by the adjustment
+ method.
+ '''
+ cdef char* var
+ cdef bytes bs
+ var = libgamma_method_default_site(<int>method)
+ bs = var
+ return bs.decode('utf-8', 'strict')
+
+
+def libgamma_native_method_default_site_variable(method : int) -> str:
+ '''
+ Return the capabilities of an adjustment method.
+
+ @param method The adjustment method (display server and protocol.)
+ @return The environ variables that is used to determine the
+ default site. `None` if there is none, that is, if
+ the method does not support multiple sites.
+ '''
+ cdef const char* var
+ cdef bytes bs
+ var = libgamma_method_default_site_variable(<int>method)
+ bs = var
+ return bs.decode('utf-8', 'strict')
+
+
+
+#def int libgamma_native_site_initialise(libgamma_site_state_t* this, int method, char* site)
+'''
+Initialise an allocated site state.
+
+@param this The site state to initialise.
+@param method The adjustment method (display server and protocol.)
+@param site The site identifier, unless it is `NULL` it must a
+ `free`:able. One the state is destroyed the library
+ will attempt to free it. There you should not free
+ it yourself, and it must not be a string constant
+ or allocate on the stack. Note however that it will
+ not be `free`:d if this function fails.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+def void libgamma_native_site_destroy(this : int):
+ '''
+ Release all resources held by a site state.
+
+ @param this The site state.
+ '''
+ cdef size_t this_address
+ cdef libgamma_site_state_t* this_
+ this_address = <size_t>this
+ this_ = <libgamma_site_state_t*><void*>this_address
+ libgamma_site_free(this_)
+
+
+def int libgamma_native_site_restore(this : int) -> int:
+ '''
+ Restore the gamma ramps all CRTC:s with a site to the system settings.
+
+ @param this The site state.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef libgamma_site_state_t* this_
+ this_address = <size_t>this
+ this_ = <libgamma_site_state_t*><void*>this_address
+ return int(libgamma_site_restore(this_))
+
+
+
+#def int libgamma_native_partition_initialise(libgamma_partition_state_t* this, libgamma_site_state_t* site, size_t partition)
+'''
+Initialise an allocated partition state.
+
+@param this The partition state to initialise.
+@param site The site state for the site that the partition belongs to.
+@param partition The index of the partition within the site.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+def libgamma_native_partition_free(this : int):
+ '''
+ Release all resources held by a partition state
+ and free the partition state pointer.
+
+ @param this The partition state.
+ '''
+ cdef size_t this_address
+ cdef libgamma_partition_state_t* this_
+ this_address = <size_t>this
+ this_ = <libgamma_partition_state_t*><void*>this_address
+ libgamma_partition_free(this_)
+
+
+def libgamma_native_partition_restore(this : int) -> int:
+ '''
+ Restore the gamma ramps all CRTC:s with a partition to the system settings.
+
+ @param this The partition state.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef libgamma_partition_state_t* this_
+ this_address = <size_t>this
+ this_ = <libgamma_partition_state_t*><void*>this_address
+ return int(libgamma_partition_restore(this_))
+
+
+
+#def int libgamma_native_crtc_initialise(libgamma_crtc_state_t* this, libgamma_partition_state_t* partition, size_t crtc)
+'''
+Initialise an allocated CRTC state.
+
+@param this The CRTC state to initialise.
+@param partition The partition state for the partition that the CRTC belongs to.
+@param crtc The index of the CRTC within the partition.
+@return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+'''
+
+
+def libgamma_native_crtc_free(this : int):
+ '''
+ Release all resources held by a CRTC state
+ and free the CRTC state pointer.
+
+ @param this The CRTC state.
+ '''
+ cdef size_t this_address
+ cdef libgamma_crtc_state_t* this_
+ this_address = <size_t>this
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ libgamma_crtc_free(this_)
+
+
+def libgamma_native_crtc_restore(this : int) -> int:
+ '''
+ Restore the gamma ramps for a CRTC to the system settings for that CRTC.
+
+ @param this The CRTC state
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef libgamma_crtc_state_t* this_
+ this_address = <size_t>this
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ return int(libgamma_crtc_restore(this_))
+
+
+
+def libgamma_native_get_crtc_information(crtc : int, fields : int) -> tuple:
+ '''
+ Read information about a CRTC.
+
+ @param crtc The state of the CRTC whose information should be read.
+ @param field OR:ed identifiers for the information about the CRTC that should be read.
+ @return :(list, :int) First value: Input parametrs for `CRTCInformation.__init__`
+ Second value: Zero on success, -1 on error. On error refer to the error reports in the return.
+ '''
+ cdef libgamma_crtc_information_t info
+ cdef size_t crtc_address
+ cdef libgamma_crtc_state_t* crtc_
+ cdef bytes bs
+ crtc_address = <size_t>crtc
+ crtc_ = <libgamma_crtc_state_t*><void*>crtc_address
+ r = int(libgamma_get_crtc_information(&info, crtc_, <int32_t>fields))
+ rc = []
+ connector_name = None
+ if info.connector_name is not NULL:
+ bs = info.connector_name
+ connector_name = bs.decode('utf-8', 'strict')
+ edid = None
+ if info.edid is not NULL:
+ bs = info.edid[:info.edid_length]
+ edid = bs
+ rc.append(edid)
+ rc.append(int(info.edid_error))
+ rc.append(int(info.width_mm))
+ rc.append(int(info.width_mm_error))
+ rc.append(int(info.height_mm))
+ rc.append(int(info.height_mm_error))
+ rc.append(int(info.width_mm_edid))
+ rc.append(int(info.width_mm_edid_error))
+ rc.append(int(info.height_mm_edid))
+ rc.append(int(info.height_mm_edid_error))
+ rc.append(int(info.red_gamma_size))
+ rc.append(int(info.green_gamma_size))
+ rc.append(int(info.blue_gamma_size))
+ rc.append(int(info.gamma_size_error))
+ rc.append(int(info.gamma_depth))
+ rc.append(int(info.gamma_depth_error))
+ rc.append(int(info.gamma_support))
+ rc.append(int(info.gamma_support_error))
+ rc.append(int(info.subpixel_order))
+ rc.append(int(info.subpixel_order_error))
+ rc.append(int(info.active))
+ rc.append(int(info.active_error))
+ rc.append(connector_name)
+ rc.append(int(info.connector_name_error))
+ rc.append(int(info.connector_type))
+ rc.append(int(info.connector_type_error))
+ rc.append(float(info.gamma_red))
+ rc.append(float(info.gamma_green))
+ rc.append(float(info.gamma_blue))
+ rc.append(int(info.gamma_error))
+ libgamma_get_crtc_destroy(&info)
+ return (rc, r)
+
+
+
+def libgamma_native_crtc_get_gamma_ramps8(this : int, ramps : int) -> int:
+ '''
+ Get current the gamma ramps for a CRTC, 8-bit gamma-depth version.
+
+ @param this The CRTC state.
+ @param ramps The gamma ramps to fill with the current values.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef size_t ramps_address
+ cdef libgamma_crtc_state_t* this_
+ cdef libgamma_gamma_ramps8_t* ramps_
+ this_address = <size_t>this
+ ramps_address = <size_t>ramps
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ ramps_ = <libgamma_gamma_ramps8_t*><void*>ramps_address
+ return int(libgamma_crtc_get_gamma_ramps8(this_, ramps_))
+
+
+def libgamma_native_crtc_set_gamma_ramps8(this : int, ramps : int) -> int:
+ '''
+ Set the gamma ramps for a CRTC, 8-bit gamma-depth version.
+
+ @param this The CRTC state.
+ @param ramps The gamma ramps to apply.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef size_t ramps_address
+ cdef libgamma_crtc_state_t* this_
+ cdef libgamma_gamma_ramps8_t* ramps_
+ this_address = <size_t>this
+ ramps_address = <size_t>ramps
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ ramps_ = <libgamma_gamma_ramps8_t*><void*>ramps_address
+ return int(libgamma_crtc_set_gamma_ramps8(this_, ramps_[0]))
+
+
+
+def libgamma_native_crtc_get_gamma_ramps16(this : int, ramps : int) -> int:
+ '''
+ Get current the gamma ramps for a CRTC, 16-bit gamma-depth version.
+
+ @param this The CRTC state.
+ @param ramps The gamma ramps to fill with the current values.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef size_t ramps_address
+ cdef libgamma_crtc_state_t* this_
+ cdef libgamma_gamma_ramps16_t* ramps_
+ this_address = <size_t>this
+ ramps_address = <size_t>ramps
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ ramps_ = <libgamma_gamma_ramps16_t*><void*>ramps_address
+ return int(libgamma_crtc_get_gamma_ramps16(this_, ramps_))
+
+
+def libgamma_native_crtc_set_gamma_ramps16(this : int, ramps : int) -> int:
+ '''
+ Set the gamma ramps for a CRTC, 16-bit gamma-depth version.
+
+ @param this The CRTC state.
+ @param ramps The gamma ramps to apply.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef size_t ramps_address
+ cdef libgamma_crtc_state_t* this_
+ cdef libgamma_gamma_ramps16_t* ramps_
+ this_address = <size_t>this
+ ramps_address = <size_t>ramps
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ ramps_ = <libgamma_gamma_ramps16_t*><void*>ramps_address
+ return int(libgamma_crtc_set_gamma_ramps16(this_, ramps_[0]))
+
+
+
+def libgamma_native_crtc_get_gamma_ramps32(this : int, ramps : int) -> int:
+ '''
+ Get current the gamma ramps for a CRTC, 32-bit gamma-depth version.
+
+ @param this The CRTC state.
+ @param ramps The gamma ramps to fill with the current values.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef size_t ramps_address
+ cdef libgamma_crtc_state_t* this_
+ cdef libgamma_gamma_ramps32_t* ramps_
+ this_address = <size_t>this
+ ramps_address = <size_t>ramps
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ ramps_ = <libgamma_gamma_ramps32_t*><void*>ramps_address
+ return int(libgamma_crtc_get_gamma_ramps32(this_, ramps_))
+
+
+def libgamma_native_crtc_set_gamma_ramps32(this : int, ramps : int) -> int:
+ '''
+ Set the gamma ramps for a CRTC, 32-bit gamma-depth version.
+
+ @param this The CRTC state.
+ @param ramps The gamma ramps to apply.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef size_t ramps_address
+ cdef libgamma_crtc_state_t* this_
+ cdef libgamma_gamma_ramps32_t* ramps_
+ this_address = <size_t>this
+ ramps_address = <size_t>ramps
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ ramps_ = <libgamma_gamma_ramps32_t*><void*>ramps_address
+ return int(libgamma_crtc_set_gamma_ramps32(this_, ramps_[0]))
+
+
+
+def libgamma_native_crtc_get_gamma_ramps64(this : int, ramps : int) -> int:
+ '''
+ Get current the gamma ramps for a CRTC, 64-bit gamma-depth version.
+
+ @param this The CRTC state.
+ @param ramps The gamma ramps to fill with the current values.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef size_t ramps_address
+ cdef libgamma_crtc_state_t* this_
+ cdef libgamma_gamma_ramps64_t* ramps_
+ this_address = <size_t>this
+ ramps_address = <size_t>ramps
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ ramps_ = <libgamma_gamma_ramps64_t*><void*>ramps_address
+ return int(libgamma_crtc_get_gamma_ramps64(this_, ramps_))
+
+
+def libgamma_native_crtc_set_gamma_ramps64(this : int, ramps : int) -> int:
+ '''
+ Set the gamma ramps for a CRTC, 64-bit gamma-depth version.
+
+ @param this The CRTC state.
+ @param ramps The gamma ramps to apply.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef size_t ramps_address
+ cdef libgamma_crtc_state_t* this_
+ cdef libgamma_gamma_ramps64_t* ramps_
+ this_address = <size_t>this
+ ramps_address = <size_t>ramps
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ ramps_ = <libgamma_gamma_ramps64_t*><void*>ramps_address
+ return int(libgamma_crtc_set_gamma_ramps64(this_, ramps_[0]))
+
+
+
+def libgamma_native_crtc_get_gamma_rampsf(this : int, ramps : int) -> int:
+ '''
+ Get current the gamma ramps for a CRTC, `float` version.
+
+ @param this The CRTC state.
+ @param ramps The gamma ramps to fill with the current values.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef size_t ramps_address
+ cdef libgamma_crtc_state_t* this_
+ cdef libgamma_gamma_rampsf_t* ramps_
+ this_address = <size_t>this
+ ramps_address = <size_t>ramps
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ ramps_ = <libgamma_gamma_rampsf_t*><void*>ramps_address
+ return int(libgamma_crtc_get_gamma_rampsf(this_, ramps_))
+
+
+def libgamma_native_crtc_set_gamma_rampsf(this : int, ramps : int) -> int:
+ '''
+ Set the gamma ramps for a CRTC, `float` version.
+
+ @param this The CRTC state.
+ @param ramps The gamma ramps to apply.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef size_t ramps_address
+ cdef libgamma_crtc_state_t* this_
+ cdef libgamma_gamma_rampsf_t* ramps_
+ this_address = <size_t>this
+ ramps_address = <size_t>ramps
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ ramps_ = <libgamma_gamma_rampsf_t*><void*>ramps_address
+ return int(libgamma_crtc_set_gamma_rampsf(this_, ramps_[0]))
+
+
+
+def libgamma_native_crtc_get_gamma_rampsd(this : int, ramps : int) -> int:
+ '''
+ Get current the gamma ramps for a CRTC, `double` version.
+
+ @param this The CRTC state.
+ @param ramps The gamma ramps to fill with the current values.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef size_t ramps_address
+ cdef libgamma_crtc_state_t* this_
+ cdef libgamma_gamma_rampsd_t* ramps_
+ this_address = <size_t>this
+ ramps_address = <size_t>ramps
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ ramps_ = <libgamma_gamma_rampsd_t*><void*>ramps_address
+ return int(libgamma_crtc_get_gamma_rampsd(this_, ramps_))
+
+
+def libgamma_native_crtc_set_gamma_rampsd(this : int, ramps : int) -> int:
+ '''
+ Set the gamma ramps for a CRTC, `double` version.
+
+ @param this The CRTC state.
+ @param ramps The gamma ramps to apply.
+ @return Zero on success, otherwise (negative) the value of an
+ error identifier provided by this library.
+ '''
+ cdef size_t this_address
+ cdef size_t ramps_address
+ cdef libgamma_crtc_state_t* this_
+ cdef libgamma_gamma_rampsd_t* ramps_
+ this_address = <size_t>this
+ ramps_address = <size_t>ramps
+ this_ = <libgamma_crtc_state_t*><void*>this_address
+ ramps_ = <libgamma_gamma_rampsd_t*><void*>ramps_address
+ return int(libgamma_crtc_set_gamma_rampsd(this_, ramps_[0]))
+
diff --git a/src/libgamma_native_method.pyx b/src/libgamma_native_method.pyx
index 7e9a867..58ab1a3 100644
--- a/src/libgamma_native_method.pyx
+++ b/src/libgamma_native_method.pyx
@@ -273,7 +273,7 @@ def libgamma_native_gamma_ramps8_create(red_size : int, green_size : int, blue_s
cdef void* allocation = malloc(sizeof(libgamma_gamma_ramps8_t))
cdef libgamma_gamma_ramps8_t* item = <libgamma_gamma_ramps8_t*>allocation
cdef size_t red, green, blue
- if item == NULL:
+ if item is NULL:
return errno
red = <size_t><void*>(item.red)
green = <size_t><void*>(item.green)
@@ -339,7 +339,7 @@ def libgamma_native_gamma_ramps16_create(red_size : int, green_size : int, blue_
cdef void* allocation = malloc(sizeof(libgamma_gamma_ramps16_t))
cdef libgamma_gamma_ramps16_t* item = <libgamma_gamma_ramps16_t*>allocation
cdef size_t red, green, blue
- if item == NULL:
+ if item is NULL:
return errno
red = <size_t><void*>(item.red)
green = <size_t><void*>(item.green)
@@ -405,7 +405,7 @@ def libgamma_native_gamma_ramps32_create(red_size : int, green_size : int, blue_
cdef void* allocation = malloc(sizeof(libgamma_gamma_ramps32_t))
cdef libgamma_gamma_ramps32_t* item = <libgamma_gamma_ramps32_t*>allocation
cdef size_t red, green, blue
- if item == NULL:
+ if item is NULL:
return errno
red = <size_t><void*>(item.red)
green = <size_t><void*>(item.green)
@@ -471,7 +471,7 @@ def libgamma_native_gamma_ramps64_create(red_size : int, green_size : int, blue_
cdef void* allocation = malloc(sizeof(libgamma_gamma_ramps64_t))
cdef libgamma_gamma_ramps64_t* item = <libgamma_gamma_ramps64_t*>allocation
cdef size_t red, green, blue
- if item == NULL:
+ if item is NULL:
return errno
red = <size_t><void*>(item.red)
green = <size_t><void*>(item.green)
@@ -537,7 +537,7 @@ def libgamma_native_gamma_rampsf_create(red_size : int, green_size : int, blue_s
cdef void* allocation = malloc(sizeof(libgamma_gamma_rampsf_t))
cdef libgamma_gamma_rampsf_t* item = <libgamma_gamma_rampsf_t*>allocation
cdef size_t red, green, blue
- if item == NULL:
+ if item is NULL:
return errno
red = <size_t><void*>(item.red)
green = <size_t><void*>(item.green)
@@ -603,7 +603,7 @@ def libgamma_native_gamma_rampsd_create(red_size : int, green_size : int, blue_s
cdef void* allocation = malloc(sizeof(libgamma_gamma_rampsd_t))
cdef libgamma_gamma_rampsd_t* item = <libgamma_gamma_rampsd_t*>allocation
cdef size_t red, green, blue
- if item == NULL:
+ if item is NULL:
return errno
red = <size_t><void*>(item.red)
green = <size_t><void*>(item.green)