From dc67f5acabd6bfd52b6c22e151e0b5a407a233fa Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Tue, 2 Sep 2014 05:18:25 +0200 Subject: m + cython code for creating states MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- src/libgamma_native_facade.pyx | 126 ++++++++++++++++++++++++++++------------- 1 file changed, 87 insertions(+), 39 deletions(-) (limited to 'src/libgamma_native_facade.pyx') diff --git a/src/libgamma_native_facade.pyx b/src/libgamma_native_facade.pyx index de15bd6..d7e5ce7 100644 --- a/src/libgamma_native_facade.pyx +++ b/src/libgamma_native_facade.pyx @@ -876,26 +876,47 @@ def libgamma_native_method_default_site_variable(method : int) -> str: -#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 libgamma_native_site_create(method : int, site : str) -> tuple: + ''' + Create an allocated site state. + + @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 :(site:int, partitions:int) First value: The created site, zero on error + Second value: The number of partitions in the site, -1 on error + ''' + cdef libgamma_site_state_t* this + cdef char* site_ + cdef size_t this_address + this = malloc(sizeof(libgamma_site_state_t)) + if this is NULL: + raise MemoryError() + this_address = this + site_ = NULL + if site is not None: + site_bs = site.encode('utf-8') + bytes([0]) + site_ = malloc(len(site_bs) * sizeof(char)) + if site_ is None: + free(this) + raise MemoryError() + for i in range(len(site_bs)): + site_[i] = (site_bs[i]) + r = int(libgamma_site_initialise(this, method, site_)) + if r < 0: + libgamma_site_free(this) + return (0, -1) + return (int(this_address), int(this.partitions_available)) -def void libgamma_native_site_destroy(this : int): +def libgamma_native_site_free(this : int): ''' - Release all resources held by a site state. + Release all resources held by a site state + and free the CRTC state pointer. @param this The site state. ''' @@ -906,7 +927,7 @@ def void libgamma_native_site_destroy(this : int): libgamma_site_free(this_) -def int libgamma_native_site_restore(this : int) -> int: +def libgamma_native_site_restore(this : int) -> int: ''' Restore the gamma ramps all CRTC:s with a site to the system settings. @@ -922,16 +943,30 @@ def int libgamma_native_site_restore(this : int) -> int: -#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_create(site : int, partition : int) -> tuple: + ''' + Create an allocated partition state. + + @param site The site state for the site that the partition belongs to. + @param partition The index of the partition within the site. + @return :(site:int, partitions:int) First value: The created partition, zero on error + Second value: The number of CRTC:s in the partition, -1 on error + ''' + cdef libgamma_partition_state_t* this + cdef libgamma_site_state_t* site_ + cdef size_t this_address + cdef size_t site_address + site_address = site + site_ = site_address + this = malloc(sizeof(libgamma_partition_state_t)) + if this is NULL: + raise MemoryError() + this_address = this + r = int(libgamma_partition_initialise(this, site_, partition)) + if r < 0: + libgamma_partition_free(this) + return (0, -1) + return (int(this_address), int(this.crtcs_available)) def libgamma_native_partition_free(this : int): @@ -964,16 +999,29 @@ def libgamma_native_partition_restore(this : int) -> int: -#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_create(partition : int, crtc : int) -> int: + ''' + Create an allocated CRTC state. + + @param partition The partition state for the partition that the CRTC belongs to. + @param crtc The index of the CRTC within the partition. + @return The created CRTC, zero on error + ''' + cdef libgamma_crtc_state_t* this + cdef libgamma_partition_state_t* partition_ + cdef size_t this_address + cdef size_t partition_address + partition_address = partition + partition_ = partition_address + this = malloc(sizeof(libgamma_crtc_state_t)) + if this is NULL: + raise MemoryError() + this_address = this + r = int(libgamma_crtc_initialise(this, partition_, crtc)) + if r < 0: + libgamma_crtc_free(this) + return 0 + return int(this_address) def libgamma_native_crtc_free(this : int): @@ -1061,7 +1109,7 @@ def libgamma_native_get_crtc_information(crtc : int, fields : int) -> tuple: rc.append(float(info.gamma_green)) rc.append(float(info.gamma_blue)) rc.append(int(info.gamma_error)) - libgamma_get_crtc_destroy(&info) + libgamma_crtc_information_destroy(&info) return (rc, r) -- cgit v1.2.3-70-g09d2