diff options
Diffstat (limited to '')
| -rw-r--r-- | src/lib/gamma-dummy.c.gpp | 1414 |
1 files changed, 691 insertions, 723 deletions
diff --git a/src/lib/gamma-dummy.c.gpp b/src/lib/gamma-dummy.c.gpp index ef0ae44..a9aa724 100644 --- a/src/lib/gamma-dummy.c.gpp +++ b/src/lib/gamma-dummy.c.gpp @@ -1,21 +1,5 @@ /* -*- c -*- */ -/** - * libgamma -- Display server abstraction layer for gamma ramp adjustments - * Copyright (C) 2014, 2015 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/>. - */ +/* See LICENSE file for copyright and license details. */ #ifndef HAVE_LIBGAMMA_METHOD_DUMMY # error Compiling gamma-dummy.c without HAVE_LIBGAMMA_METHOD_DUMMY #endif @@ -36,277 +20,271 @@ /** - * Configuration set for the dummy adjustment method. - */ -typedef struct libgamma_dummy_configurations -{ - /** - * The method's capabilities. - * - * Some fields are ignored: - * - real - * - fake - */ - libgamma_method_capabilities_t capabilities; - - /** - * Template for CRTC:s information. - * - * Some fields are ignored: - * - width_mm_edid - * - width_mm_edid_error - * - height_mm_edid - * - height_mm_edid_error - * - gamma_red - * - gamma_green - * - gamma_blue - * - gamma_error - */ - libgamma_crtc_information_t crtc_info_template; - - /** - * The adjustment method to use. - */ - int real_method; - - /** - * The number of sites on the system. - */ - size_t site_count; - - /** - * The number of paritions on a site before it has been configured. - */ - size_t default_partition_count; - - /** - * The number of CRTC:s on a paritions before it has been configured. - */ - size_t default_crtc_count; - - /** - * Whether the sites should be inherited from the real method. - */ - unsigned inherit_sites : 1; - - /** - * Whether the partitions should be inherited from the real method. - */ - unsigned inherit_partition_count : 1; - - /** - * Whether the CRTC:s should be inherited from the real method. - */ - unsigned inherit_crtc_count : 1; - - /** - * When a site has been created, stall until the partition count has - * been configured. - */ - unsigned stall_for_partition_count : 1; - - /** - * When a parition has been created, stall until the CRTC count has - * been configured. - */ - unsigned stall_for_crtc_count : 1; - - /** - * Methods should stall until the system has been configured - * unless $LIBGAMMA_DUMMY_STALL is not true. - */ - unsigned stalled_start : 1; - - /** - * Whether to print what is going on in the phony system. - */ - unsigned verbose : 1; - + * Configuration set for the dummy adjustment method + */ +typedef struct libgamma_dummy_configurations { + /** + * The method's capabilities + * + * Some fields are ignored: + * - real + * - fake + */ + libgamma_method_capabilities_t capabilities; + + /** + * Template for CRTC:s information + * + * Some fields are ignored: + * - width_mm_edid + * - width_mm_edid_error + * - height_mm_edid + * - height_mm_edid_error + * - gamma_red + * - gamma_green + * - gamma_blue + * - gamma_error + */ + libgamma_crtc_information_t crtc_info_template; + + /** + * The adjustment method to use + */ + int real_method; + + /** + * The number of sites on the system + */ + size_t site_count; + + /** + * The number of paritions on a site before it has been configured + */ + size_t default_partition_count; + + /** + * The number of CRTC:s on a paritions before it has been configured + */ + size_t default_crtc_count; + + /** + * Whether the sites should be inherited from the real method + */ + unsigned inherit_sites : 1; + + /** + * Whether the partitions should be inherited from the real method + */ + unsigned inherit_partition_count : 1; + + /** + * Whether the CRTC:s should be inherited from the real method + */ + unsigned inherit_crtc_count : 1; + + /** + * When a site has been created, stall until the partition count has + * been configured + */ + unsigned stall_for_partition_count : 1; + + /** + * When a parition has been created, stall until the CRTC count has + * been configured + */ + unsigned stall_for_crtc_count : 1; + + /** + * Methods should stall until the system has been configured + * unless $LIBGAMMA_DUMMY_STALL is not true + */ + unsigned stalled_start : 1; + + /** + * Whether to print what is going on in the phony system + */ + unsigned verbose : 1; + } libgamma_dummy_configurations_t; /** - * Dummy adjustment method internal data for a CRTC. - */ -typedef struct libgamma_dummy_crtc -{ - /** - * The gamma ramp for the red channel. - */ - void* restrict gamma_red; - - /** - * The gamma ramp for the green channel. - */ - void* restrict gamma_green; - - /** - * The gamma ramp for the blue channel. - */ - void* restrict gamma_blue; - - /** - * Information about the CRTC and monitor. - * - * Some fields are ignored: - * - width_mm_edid - * - width_mm_edid_error - * - height_mm_edid - * - height_mm_edid_error - * - gamma_red - * - gamma_green - * - gamma_blue - * - gamma_error - */ - libgamma_crtc_information_t info; - - /** - * Partition state that contains this information. - */ - libgamma_crtc_state_t* state; - + * Dummy adjustment method internal data for a CRTC + */ +typedef struct libgamma_dummy_crtc { + /** + * The gamma ramp for the red channel + */ + void *restrict gamma_red; + + /** + * The gamma ramp for the green channel + */ + void *restrict gamma_green; + + /** + * The gamma ramp for the blue channel + */ + void *restrict gamma_blue; + + /** + * Information about the CRTC and monitor + * + * Some fields are ignored: + * - width_mm_edid + * - width_mm_edid_error + * - height_mm_edid + * - height_mm_edid_error + * - gamma_red + * - gamma_green + * - gamma_blue + * - gamma_error + */ + libgamma_crtc_information_t info; + + /** + * Partition state that contains this information + */ + libgamma_crtc_state_t *state; + } libgamma_dummy_crtc_t; /** - * Dummy adjustment method internal data for a partition. + * Dummy adjustment method internal data for a partition */ -typedef struct libgamma_dummy_partition -{ - /** - * The CRTC:s on the system. - */ - libgamma_dummy_crtc_t* crtcs; - - /** - * The number of CRTC:s on the system. - */ - size_t crtc_count; - - /** - * Partition state that contains this information. - */ - libgamma_partition_state_t* state; - +typedef struct libgamma_dummy_partition { + /** + * The CRTC:s on the system + */ + libgamma_dummy_crtc_t *crtcs; + + /** + * The number of CRTC:s on the system + */ + size_t crtc_count; + + /** + * Partition state that contains this information + */ + libgamma_partition_state_t *state; + } libgamma_dummy_partition_t; /** - * Dummy adjustment method internal data for a site. + * Dummy adjustment method internal data for a site */ -typedef struct libgamma_dummy_site -{ - /** - * The partitions on the system. - */ - libgamma_dummy_partition_t* partitions; - - /** - * The number of partitions on the system. - */ - size_t partition_count; - - /** - * Site state that contains this information. - */ - libgamma_site_state_t* state; - +typedef struct libgamma_dummy_site { + /** + * The partitions on the system + */ + libgamma_dummy_partition_t *partitions; + + /** + * The number of partitions on the system + */ + size_t partition_count; + + /** + * Site state that contains this information + */ + libgamma_site_state_t *state; + } libgamma_dummy_site_t; /** * Restore the gamma ramps for a CRTC to the system settings for that CRTC - * and ignore the method's capabilities. + * and ignore the method's capabilities * * @param this The CRTC data * @return Zero on success, otherwise (negative) the value of an - * error identifier provided by this library. + * error identifier provided by this library */ -static int libgamma_dummy_crtc_restore_forced(libgamma_dummy_crtc_t* restrict data); +static int libgamma_dummy_crtc_restore_forced(libgamma_dummy_crtc_t *restrict data); /** * Configurations for the dummy adjustment method. */ -static libgamma_dummy_configurations_t libgamma_dummy_configurations = - { - .capabilities = - { - .crtc_information = (1 << LIBGAMMA_CRTC_INFO_COUNT) - 1, - .default_site_known = 1, - .multiple_sites = 1, - .multiple_partitions = 1, - .multiple_crtcs = 1, - .partitions_are_graphics_cards = 1, - .site_restore = 1, - .partition_restore = 1, - .crtc_restore = 1, - .identical_gamma_sizes = 0, - .fixed_gamma_size = 0, - .fixed_gamma_depth = 0 - }, - .crtc_info_template = - { - .edid = NULL, - .edid_length = 0, - .edid_error = LIBGAMMA_EDID_NOT_FOUND, - .width_mm = 400, - .width_mm_error = 0, - .height_mm = 300, - .height_mm_error = 0, - .red_gamma_size = 1024, - .green_gamma_size = 2048, - .blue_gamma_size = 512, - .gamma_size_error = 0, - .gamma_depth = 64, - .gamma_depth_error = 0, - .gamma_support = 1, - .gamma_support_error = 0, - .subpixel_order = LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_RGB, - .subpixel_order_error = 0, - .active = 1, - .active_error = 0, - .connector_name = NULL, - .connector_name_error = LIBGAMMA_CONNECTOR_TYPE_NOT_RECOGNISED, - .connector_type = LIBGAMMA_CONNECTOR_TYPE_Unknown, - .connector_type_error = 0 - }, - .real_method = LIBGAMMA_METHOD_DUMMY, - .site_count = 2, - .default_partition_count = 2, - .default_crtc_count = 2, - .inherit_sites = 1, - .inherit_partition_count = 1, - .inherit_crtc_count = 1, - .stall_for_partition_count = 0, - .stall_for_crtc_count = 0, - .stalled_start = 1, - .verbose = 0 - }; - - - -/** - * Return the capabilities of the adjustment method. +static libgamma_dummy_configurations_t libgamma_dummy_configurations = { + .capabilities = { + .crtc_information = (1 << LIBGAMMA_CRTC_INFO_COUNT) - 1, + .default_site_known = 1, + .multiple_sites = 1, + .multiple_partitions = 1, + .multiple_crtcs = 1, + .partitions_are_graphics_cards = 1, + .site_restore = 1, + .partition_restore = 1, + .crtc_restore = 1, + .identical_gamma_sizes = 0, + .fixed_gamma_size = 0, + .fixed_gamma_depth = 0 + }, + .crtc_info_template = { + .edid = NULL, + .edid_length = 0, + .edid_error = LIBGAMMA_EDID_NOT_FOUND, + .width_mm = 400, + .width_mm_error = 0, + .height_mm = 300, + .height_mm_error = 0, + .red_gamma_size = 1024, + .green_gamma_size = 2048, + .blue_gamma_size = 512, + .gamma_size_error = 0, + .gamma_depth = 64, + .gamma_depth_error = 0, + .gamma_support = 1, + .gamma_support_error = 0, + .subpixel_order = LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_RGB, + .subpixel_order_error = 0, + .active = 1, + .active_error = 0, + .connector_name = NULL, + .connector_name_error = LIBGAMMA_CONNECTOR_TYPE_NOT_RECOGNISED, + .connector_type = LIBGAMMA_CONNECTOR_TYPE_Unknown, + .connector_type_error = 0 + }, + .real_method = LIBGAMMA_METHOD_DUMMY, + .site_count = 2, + .default_partition_count = 2, + .default_crtc_count = 2, + .inherit_sites = 1, + .inherit_partition_count = 1, + .inherit_crtc_count = 1, + .stall_for_partition_count = 0, + .stall_for_crtc_count = 0, + .stalled_start = 1, + .verbose = 0 +}; + + + +/** + * Return the capabilities of the adjustment method * - * @param this The data structure to fill with the method's capabilities. + * @param this The data structure to fill with the method's capabilities */ -void libgamma_dummy_method_capabilities(libgamma_method_capabilities_t* restrict this) +void +libgamma_dummy_method_capabilities(libgamma_method_capabilities_t *restrict this) { - int real_method = libgamma_dummy_configurations.real_method; - *this = libgamma_dummy_configurations.capabilities; - this->real = real_method != LIBGAMMA_METHOD_DUMMY; - this->fake = this->real; - this->auto_restore = real_method == LIBGAMMA_METHOD_QUARTZ_CORE_GRAPHICS; + int real_method = libgamma_dummy_configurations.real_method; + *this = libgamma_dummy_configurations.capabilities; + this->real = real_method != LIBGAMMA_METHOD_DUMMY; + this->fake = this->real; + this->auto_restore = real_method == LIBGAMMA_METHOD_QUARTZ_CORE_GRAPHICS; } /** - * Initialise an allocated site state. + * Initialise an allocated site state * - * @param this The site state to initialise. + * @param this The site state to initialise * @param site The site identifier, unless it is `NULL` it must a * `free`:able. Once the state is destroyed the library * will attempt to free it. There you should not free @@ -314,712 +292,702 @@ void libgamma_dummy_method_capabilities(libgamma_method_capabilities_t* restrict * 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. + * error identifier provided by this library */ -int libgamma_dummy_site_initialise(libgamma_site_state_t* restrict this, - char* restrict site) +int +libgamma_dummy_site_initialise(libgamma_site_state_t *restrict this, char *restrict site) { - libgamma_dummy_site_t* data = NULL; - size_t i, sites, crtcs; - - sites = libgamma_dummy_configurations.site_count; - if (libgamma_dummy_configurations.capabilities.multiple_sites == 0) - sites = sites == 0 ? 0 : 1; - this->data = NULL; - - if ((site != NULL) && (*site) && ((atoll(site) < 0) || (sites <= (unsigned long long)atoll(site)))) - return LIBGAMMA_NO_SUCH_SITE; - - data = malloc(sizeof(libgamma_dummy_site_t)); - if (data == NULL) - goto fail; - - this->data = data; - data->state = this; - - data->partition_count = libgamma_dummy_configurations.default_partition_count; - if (libgamma_dummy_configurations.capabilities.multiple_partitions == 0) - data->partition_count = data->partition_count == 0 ? 0 : 1; - - crtcs = libgamma_dummy_configurations.default_crtc_count; - if (libgamma_dummy_configurations.capabilities.multiple_crtcs == 0) - crtcs = crtcs == 0 ? 0 : 1; - - data->partitions = malloc(data->partition_count * sizeof(libgamma_dummy_partition_t)); - if (data->partitions == NULL) - goto fail; - - for (i = 0; i < data->partition_count; i++) - data->partitions[i].crtc_count = crtcs; - - this->partitions_available = data->partition_count; - - return 0; - - fail: - free(data); - this->data = NULL; - return LIBGAMMA_ERRNO_SET; + libgamma_dummy_site_t *data = NULL; + size_t i, sites, crtcs; + + sites = libgamma_dummy_configurations.site_count; + if (!libgamma_dummy_configurations.capabilities.multiple_sites) + sites = !!sites; + this->data = NULL; + + if (site && *site && (atoll(site) < 0 || sites <= (unsigned long long)atoll(site))) + return LIBGAMMA_NO_SUCH_SITE; + + data = malloc(sizeof(libgamma_dummy_site_t)); + if (!data) + goto fail; + + this->data = data; + data->state = this; + + data->partition_count = libgamma_dummy_configurations.default_partition_count; + if (!libgamma_dummy_configurations.capabilities.multiple_partitions) + data->partition_count = !!data->partition_count; + + crtcs = libgamma_dummy_configurations.default_crtc_count; + if (!libgamma_dummy_configurations.capabilities.multiple_crtcs) + crtcs = !!crtcs; + + data->partitions = malloc(data->partition_count * sizeof(libgamma_dummy_partition_t)); + if (!data->partitions) + goto fail; + + for (i = 0; i < data->partition_count; i++) + data->partitions[i].crtc_count = crtcs; + + this->partitions_available = data->partition_count; + + return 0; + +fail: + free(data); + this->data = NULL; + return LIBGAMMA_ERRNO_SET; } /** - * Release all resources held by a site state. + * Release all resources held by a site state * - * @param this The site state. + * @param this The site state */ -void libgamma_dummy_site_destroy(libgamma_site_state_t* restrict this) +void +libgamma_dummy_site_destroy(libgamma_site_state_t *restrict this) { - libgamma_dummy_site_t* data = this->data; - if (data == NULL) - return; - - free(data->partitions); - free(data); + libgamma_dummy_site_t *data = this->data; + if (!data) + return; + + free(data->partitions); + free(data); } /** - * Restore the gamma ramps all CRTC:s with a site to the system settings. + * Restore the gamma ramps all CRTC:s with a site to the system settings * - * @param this The site state. + * @param this The site state * @return Zero on success, otherwise (negative) the value of an - * error identifier provided by this library. + * error identifier provided by this library */ -int libgamma_dummy_site_restore(libgamma_site_state_t* restrict this) +int +libgamma_dummy_site_restore(libgamma_site_state_t *restrict this) { - libgamma_dummy_site_t* data = this->data; - size_t i, j; - - if (libgamma_dummy_configurations.capabilities.site_restore == 0) - return errno = ENOTSUP, LIBGAMMA_ERRNO_SET; - - for (j = 0; j < data->partition_count; j++) - for (i = 0; i < data->partitions[j].crtc_count; i++) - if (libgamma_dummy_crtc_restore_forced(data->partitions[j].crtcs + i) < 0) - return -1; - - return 0; + libgamma_dummy_site_t *data = this->data; + size_t i, j; + + if (!libgamma_dummy_configurations.capabilities.site_restore) { + errno = ENOTSUP; + return LIBGAMMA_ERRNO_SET; + } + + for (j = 0; j < data->partition_count; j++) + for (i = 0; i < data->partitions[j].crtc_count; i++) + if (libgamma_dummy_crtc_restore_forced(data->partitions[j].crtcs + i) < 0) + return -1; + + return 0; } /** - * Initialise an allocated partition state. + * Initialise an allocated partition state * - * @param this The partition state to initialise. + * @param this The partition state to initialise * @param site The site state for the site that the partition belongs to - * @param partition The the index of the partition within the site. + * @param partition The the index of the partition within the site * @return Zero on success, otherwise (negative) the value of an - * error identifier provided by this library. + * error identifier provided by this library */ -int libgamma_dummy_partition_initialise(libgamma_partition_state_t* restrict this, - libgamma_site_state_t* restrict site, size_t partition) +int +libgamma_dummy_partition_initialise(libgamma_partition_state_t *restrict this, + libgamma_site_state_t *restrict site, size_t partition) { - libgamma_crtc_information_t template = libgamma_dummy_configurations.crtc_info_template; - libgamma_dummy_site_t* site_data = site->data; - libgamma_dummy_partition_t* data = site_data->partitions + partition; - libgamma_dummy_crtc_t* crtc_data; - size_t i; - - this->data = NULL; - - if (partition >= site_data->partition_count) - return LIBGAMMA_NO_SUCH_PARTITION; - - this->data = data; - data->state = this; - - data->crtcs = calloc(data->crtc_count, sizeof(libgamma_dummy_crtc_t)); - if (data->crtcs == NULL) - goto fail; - for (i = 0; i < data->crtc_count; i++) - { - crtc_data = data->crtcs + i; - crtc_data->info = template; - - /* Duplicate strings. */ - if (crtc_data->info.edid != NULL) - { - crtc_data->info.edid = malloc(crtc_data->info.edid_length * sizeof(char)); - if (crtc_data->info.edid == NULL) - goto fail; - memcpy(crtc_data->info.edid, template.edid, crtc_data->info.edid_length * sizeof(char)); + libgamma_crtc_information_t template = libgamma_dummy_configurations.crtc_info_template; + libgamma_dummy_site_t *site_data = site->data; + libgamma_dummy_partition_t *data = &site_data->partitions[partition]; + libgamma_dummy_crtc_t *crtc_data; + size_t i, n; + + this->data = NULL; + + if (partition >= site_data->partition_count) + return LIBGAMMA_NO_SUCH_PARTITION; + + this->data = data; + data->state = this; + + data->crtcs = calloc(data->crtc_count, sizeof(libgamma_dummy_crtc_t)); + if (!data->crtcs) + goto fail; + for (i = 0; i < data->crtc_count; i++) { + crtc_data = data->crtcs + i; + crtc_data->info = template; + + /* Duplicate strings */ + if (crtc_data->info.edid) { + crtc_data->info.edid = malloc(crtc_data->info.edid_length * sizeof(char)); + if (!crtc_data->info.edid) + goto fail; + memcpy(crtc_data->info.edid, template.edid, crtc_data->info.edid_length * sizeof(char)); + } + if (crtc_data->info.connector_name) { + n = strlen(crtc_data->info.connector_name); + crtc_data->info.connector_name = malloc((n + 1) * sizeof(char)); + if (crtc_data->info.connector_name == NULL) + goto fail; + memcpy(crtc_data->info.connector_name, template.connector_name, (n + 1) * sizeof(char)); + } } - if (crtc_data->info.connector_name != NULL) - { - size_t n = strlen(crtc_data->info.connector_name); - crtc_data->info.connector_name = malloc((n + 1) * sizeof(char)); - if (crtc_data->info.connector_name == NULL) - goto fail; - memcpy(crtc_data->info.connector_name, template.connector_name, (n + 1) * sizeof(char)); + + this->crtcs_available = data->crtc_count; + + return 0; + +fail: + for (i = 0; i < data->crtc_count; i++) { + free(data->crtcs[i].info.edid); + free(data->crtcs[i].info.connector_name); } - } - - this->crtcs_available = data->crtc_count; - - return 0; - - fail: - for (i = 0; i < data->crtc_count; i++) - { - free(data->crtcs[i].info.edid); - free(data->crtcs[i].info.connector_name); - } - free(data->crtcs); - data->crtcs = NULL; - return LIBGAMMA_ERRNO_SET; + free(data->crtcs); + data->crtcs = NULL; + return LIBGAMMA_ERRNO_SET; } /** - * Release all resources held by a partition state. + * Release all resources held by a partition state * - * @param this The partition state. + * @param this The partition state */ -void libgamma_dummy_partition_destroy(libgamma_partition_state_t* restrict this) +void +libgamma_dummy_partition_destroy(libgamma_partition_state_t *restrict this) { - libgamma_dummy_partition_t* data = this->data; - size_t i; - - if (data == NULL) - return; - - for (i = 0; i < data->crtc_count; i++) - { - free(data->crtcs[i].info.edid); - free(data->crtcs[i].info.connector_name); - } - free(data->crtcs); - data->crtcs = NULL; + libgamma_dummy_partition_t *data = this->data; + size_t i; + + if (data) { + for (i = 0; i < data->crtc_count; i++) { + free(data->crtcs[i].info.edid); + free(data->crtcs[i].info.connector_name); + } + free(data->crtcs); + data->crtcs = NULL; + } } /** - * Restore the gamma ramps all CRTC:s with a partition to the system settings. + * Restore the gamma ramps all CRTC:s with a partition to the system settings * - * @param this The partition state. + * @param this The partition state * @return Zero on success, otherwise (negative) the value of an - * error identifier provided by this library. + * error identifier provided by this library */ -int libgamma_dummy_partition_restore(libgamma_partition_state_t* restrict this) +int +libgamma_dummy_partition_restore(libgamma_partition_state_t *restrict this) { - libgamma_dummy_partition_t* data = this->data; - size_t i; - - if (libgamma_dummy_configurations.capabilities.partition_restore == 0) - return errno = ENOTSUP, LIBGAMMA_ERRNO_SET; - - for (i = 0; i < data->crtc_count; i++) - if (libgamma_dummy_crtc_restore_forced(data->crtcs + i) < 0) - return -1; - - return 0; + libgamma_dummy_partition_t *data = this->data; + size_t i; + + if (!libgamma_dummy_configurations.capabilities.partition_restore) { + errno = ENOTSUP; + return LIBGAMMA_ERRNO_SET; + } + + for (i = 0; i < data->crtc_count; i++) + if (libgamma_dummy_crtc_restore_forced(data->crtcs + i) < 0) + return -1; + + return 0; } /** - * Initialise an allocated CRTC state. + * 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 the index of the CRTC within the site. + * @param this The CRTC state to initialise + * @param partition The partition state for the partition that the CRTC belongs to + * @param crtc The the index of the CRTC within the site * @return Zero on success, otherwise (negative) the value of an - * error identifier provided by this library. + * error identifier provided by this library */ -int libgamma_dummy_crtc_initialise(libgamma_crtc_state_t* restrict this, - libgamma_partition_state_t* restrict partition, size_t crtc) +int +libgamma_dummy_crtc_initialise(libgamma_crtc_state_t *restrict this, + libgamma_partition_state_t *restrict partition, size_t crtc) { - libgamma_dummy_partition_t* partition_data = partition->data; - libgamma_dummy_crtc_t* data = partition_data->crtcs + crtc; - size_t stop_size; - - this->data = NULL; - - if (crtc >= partition_data->crtc_count) - return LIBGAMMA_NO_SUCH_CRTC; - - this->data = data; - data->state = this; - - if (data->info.gamma_depth == -1) - stop_size = sizeof(float); - else if (data->info.gamma_depth == -2) - stop_size = sizeof(double); - else - stop_size = (size_t)(data->info.gamma_depth) / 8; - - if ((data->gamma_red = malloc(data->info.red_gamma_size * stop_size)) == NULL) - goto fail; - if ((data->gamma_green = malloc(data->info.green_gamma_size * stop_size)) == NULL) - goto fail; - if ((data->gamma_blue = malloc(data->info.blue_gamma_size * stop_size)) == NULL) - goto fail; - - return libgamma_dummy_crtc_restore_forced(data); - - fail: - free(data->gamma_red), data->gamma_red = NULL; - free(data->gamma_green), data->gamma_green = NULL; - free(data->gamma_blue), data->gamma_blue = NULL; - return LIBGAMMA_ERRNO_SET; + libgamma_dummy_partition_t *partition_data = partition->data; + libgamma_dummy_crtc_t *data = &partition_data->crtcs[crtc]; + size_t stop_size; + + this->data = NULL; + + if (crtc >= partition_data->crtc_count) + return LIBGAMMA_NO_SUCH_CRTC; + + this->data = data; + data->state = this; + + if (data->info.gamma_depth == -1) + stop_size = sizeof(float); + else if (data->info.gamma_depth == -2) + stop_size = sizeof(double); + else + stop_size = (size_t)data->info.gamma_depth / 8; + + data->gamma_red = malloc(data->info.red_gamma_size * stop_size); + if (!data->gamma_red) + goto fail; + data->gamma_green = malloc(data->info.green_gamma_size * stop_size); + if (!data->gamma_green) + goto fail; + data->gamma_blue = malloc(data->info.blue_gamma_size * stop_size); + if (!data->gamma_blue) + goto fail; + + return libgamma_dummy_crtc_restore_forced(data); + +fail: + free(data->gamma_red), data->gamma_red = NULL; + free(data->gamma_green), data->gamma_green = NULL; + free(data->gamma_blue), data->gamma_blue = NULL; + return LIBGAMMA_ERRNO_SET; } /** - * Release all resources held by a CRTC state. + * Release all resources held by a CRTC state * - * @param this The CRTC state. + * @param this The CRTC state */ -void libgamma_dummy_crtc_destroy(libgamma_crtc_state_t* restrict this) +void +libgamma_dummy_crtc_destroy(libgamma_crtc_state_t *restrict this) { - libgamma_dummy_crtc_t* data = this->data; - if (data == NULL) - return; - - free(data->gamma_red), data->gamma_red = NULL; - free(data->gamma_green), data->gamma_green = NULL; - free(data->gamma_blue), data->gamma_blue = NULL; + libgamma_dummy_crtc_t *data = this->data; + if (data) { + free(data->gamma_red), data->gamma_red = NULL; + free(data->gamma_green), data->gamma_green = NULL; + free(data->gamma_blue), data->gamma_blue = NULL; + } } /** - * Restore the gamma ramps for a CRTC to the system settings for that CRTC. + * Restore the gamma ramps for a CRTC to the system settings for that CRTC * - * @param this The CRTC state. + * @param this The CRTC state * @return Zero on success, otherwise (negative) the value of an - * error identifier provided by this library. + * error identifier provided by this library */ -int libgamma_dummy_crtc_restore(libgamma_crtc_state_t* restrict this) +int +libgamma_dummy_crtc_restore(libgamma_crtc_state_t *restrict this) { - if (libgamma_dummy_configurations.capabilities.crtc_restore == 0) - return errno = ENOTSUP, LIBGAMMA_ERRNO_SET; - - return libgamma_dummy_crtc_restore_forced(this->data); + if (!libgamma_dummy_configurations.capabilities.crtc_restore) { + errno = ENOTSUP; + return LIBGAMMA_ERRNO_SET; + } + return libgamma_dummy_crtc_restore_forced(this->data); } /** * Restore the gamma ramps for a CRTC to the system settings for that CRTC - * and ignore the method's capabilities. + * and ignore the method's capabilities * * @param this The CRTC data * @return Zero on success, otherwise (negative) the value of an - * error identifier provided by this library. + * error identifier provided by this library */ -static int libgamma_dummy_crtc_restore_forced(libgamma_dummy_crtc_t* restrict data) +static int +libgamma_dummy_crtc_restore_forced(libgamma_dummy_crtc_t *restrict data) { - size_t rn = data->info.red_gamma_size; - size_t gn = data->info.green_gamma_size; - size_t bn = data->info.blue_gamma_size; - size_t i; - if (data->gamma_red == NULL) - return 0; - -#define __reset_ramps(BITS) \ - int ## BITS ## _t* red = data->gamma_red; \ - int ## BITS ## _t* green = data->gamma_green; \ - int ## BITS ## _t* blue = data->gamma_blue; \ - double max = (double)INT ## BITS ## _MAX; \ - for (i = 0; i < rn; i++) \ - red[i] = (int ## BITS ## _t)(max * ((double)i / (double)(rn - 1))); \ - for (i = 0; i < gn; i++) \ - green[i] = (int ## BITS ## _t)(max * ((double)i / (double)(gn - 1))); \ - for (i = 0; i < bn; i++) \ - blue[i] = (int ## BITS ## _t)(max * ((double)i / (double)(bn - 1))) - - if (data->info.gamma_depth == 8) { __reset_ramps(8); } - else if (data->info.gamma_depth == 16) { __reset_ramps(16); } - else if (data->info.gamma_depth == 32) { __reset_ramps(32); } - else if (data->info.gamma_depth == 64) { __reset_ramps(64); } - else if (data->info.gamma_depth == -1) - { - float* red = data->gamma_red; - float* green = data->gamma_green; - float* blue = data->gamma_blue; - for (i = 0; i < rn; i++) - red[i] = (float)((double)i / (double)(rn - 1)); - for (i = 0; i < gn; i++) - green[i] = (float)((double)i / (double)(gn - 1)); - for (i = 0; i < bn; i++) - blue[i] = (float)((double)i / (double)(bn - 1)); - } - else - { - double* red = data->gamma_red; - double* green = data->gamma_green; - double* blue = data->gamma_blue; - for (i = 0; i < rn; i++) - red[i] = (double)i / (double)(rn - 1); - for (i = 0; i < gn; i++) - green[i] = (double)i / (double)(gn - 1); - for (i = 0; i < bn; i++) - blue[i] = (double)i / (double)(bn - 1); - } - + size_t rn = data->info. red_gamma_size; + size_t gn = data->info.green_gamma_size; + size_t bn = data->info. blue_gamma_size; + size_t i; + + if (!data->gamma_red) + return 0; + +#define __reset_ramps(TYPE, MAX)\ + do {\ + TYPE *red = data->gamma_red;\ + TYPE *green = data->gamma_green;\ + TYPE *blue = data->gamma_blue;\ + for (i = 0; i < rn; i++) red [i] = (TYPE)((double)(MAX) * ((double)i / (double)(rn - 1)));\ + for (i = 0; i < gn; i++) green[i] = (TYPE)((double)(MAX) * ((double)i / (double)(gn - 1)));\ + for (i = 0; i < bn; i++) blue [i] = (TYPE)((double)(MAX) * ((double)i / (double)(bn - 1)));\ + } while (0) + + if (data->info.gamma_depth == 8) __reset_ramps(uint8_t, INT8_MAX); + else if (data->info.gamma_depth == 16) __reset_ramps(uint16_t, INT16_MAX); + else if (data->info.gamma_depth == 32) __reset_ramps(uint32_t, INT32_MAX); + else if (data->info.gamma_depth == 64) __reset_ramps(uint64_t, INT64_MAX); + else if (data->info.gamma_depth == -1) __reset_ramps(float, 1); + else __reset_ramps(double, 1); + #undef __reset_ramps - - return 0; + + return 0; } /** - * Read information about a CRTC. + * 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`. - */ -int libgamma_dummy_get_crtc_information(libgamma_crtc_information_t* restrict this, - libgamma_crtc_state_t* restrict crtc, int32_t fields) + * @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` + */ +int +libgamma_dummy_get_crtc_information(libgamma_crtc_information_t *restrict this, + libgamma_crtc_state_t *restrict crtc, int32_t fields) { - libgamma_dummy_crtc_t* restrict data = crtc->data; - int supported = libgamma_dummy_configurations.capabilities.crtc_information; - int e = 0; - - /* Copy over information. */ - *this = data->info; - - /* Duplicate strings. */ - if (this->edid != NULL) - { - this->edid = malloc(this->edid_length * sizeof(char)); - if (this->edid == NULL) - this->edid_error = errno; - memcpy(this->edid, data->info.edid, this->edid_length * sizeof(char)); - } - if (this->connector_name != NULL) - { - size_t n = strlen(this->connector_name); - this->connector_name = malloc((n + 1) * sizeof(char)); - if (this->connector_name == NULL) - this->connector_name_error = errno; - memcpy(this->connector_name, data->info.connector_name, (n + 1) * sizeof(char)); - } - - /* Parse EDID. */ - if (this->edid_error) - this->width_mm_edid_error = this->height_mm_edid_error = this->gamma_error = this->edid_error; - else if ((fields & (LIBGAMMA_CRTC_INFO_MACRO_EDID ^ LIBGAMMA_CRTC_INFO_EDID))) - e |= libgamma_parse_edid(this, fields); - - /* Test errors. */ -#define _E(FIELD, VAR) \ - ((fields & FIELD) ? ((supported & FIELD) ? VAR : (VAR = LIBGAMMA_CRTC_INFO_NOT_SUPPORTED)) : 0) - e |= _E(LIBGAMMA_CRTC_INFO_EDID, this->edid_error); - e |= _E(LIBGAMMA_CRTC_INFO_WIDTH_MM, this->width_mm_error); - e |= _E(LIBGAMMA_CRTC_INFO_HEIGHT_MM, this->height_mm_error); - e |= _E(LIBGAMMA_CRTC_INFO_GAMMA_SIZE, this->gamma_size_error); - e |= _E(LIBGAMMA_CRTC_INFO_GAMMA_DEPTH, this->gamma_depth_error); - e |= _E(LIBGAMMA_CRTC_INFO_GAMMA_SUPPORT, this->gamma_support_error); - e |= _E(LIBGAMMA_CRTC_INFO_SUBPIXEL_ORDER, this->subpixel_order_error); - e |= _E(LIBGAMMA_CRTC_INFO_ACTIVE, this->active_error); - e |= _E(LIBGAMMA_CRTC_INFO_CONNECTOR_NAME, this->connector_name_error); - e |= _E(LIBGAMMA_CRTC_INFO_CONNECTOR_TYPE, this->connector_type_error); - - if ((fields & LIBGAMMA_CRTC_INFO_WIDTH_MM_EDID) && !(supported & LIBGAMMA_CRTC_INFO_WIDTH_MM_EDID)) - e |= this->width_mm_edid_error = LIBGAMMA_CRTC_INFO_NOT_SUPPORTED; - if ((fields & LIBGAMMA_CRTC_INFO_HEIGHT_MM_EDID) && !(supported & LIBGAMMA_CRTC_INFO_HEIGHT_MM_EDID)) - e |= this->height_mm_edid_error = LIBGAMMA_CRTC_INFO_NOT_SUPPORTED; - if ((fields & LIBGAMMA_CRTC_INFO_GAMMA) && !(supported & LIBGAMMA_CRTC_INFO_GAMMA)) - e |= this->gamma_error = LIBGAMMA_CRTC_INFO_NOT_SUPPORTED; + libgamma_dummy_crtc_t *restrict data = crtc->data; + int supported = libgamma_dummy_configurations.capabilities.crtc_information; + int e = 0; + size_t n; + + /* Copy over information */ + *this = data->info; + + /* Duplicate strings */ + if (this->edid) { + this->edid = malloc(this->edid_length * sizeof(char)); + if (!this->edid) + this->edid_error = errno; + memcpy(this->edid, data->info.edid, this->edid_length * sizeof(char)); + } + if (this->connector_name) { + n = strlen(this->connector_name); + this->connector_name = malloc((n + 1) * sizeof(char)); + if (!this->connector_name) + this->connector_name_error = errno; + memcpy(this->connector_name, data->info.connector_name, (n + 1) * sizeof(char)); + } + + /* Parse EDID */ + if (this->edid_error) + this->width_mm_edid_error = this->height_mm_edid_error = this->gamma_error = this->edid_error; + else if (fields & (LIBGAMMA_CRTC_INFO_MACRO_EDID ^ LIBGAMMA_CRTC_INFO_EDID)) + e |= libgamma_parse_edid(this, fields); + + /* Test errors */ +#define _E(FIELD, VAR)\ + ((fields & FIELD) ? ((supported & FIELD) ? VAR : (VAR = LIBGAMMA_CRTC_INFO_NOT_SUPPORTED)) : 0) + e |= _E(LIBGAMMA_CRTC_INFO_EDID, this->edid_error); + e |= _E(LIBGAMMA_CRTC_INFO_WIDTH_MM, this->width_mm_error); + e |= _E(LIBGAMMA_CRTC_INFO_HEIGHT_MM, this->height_mm_error); + e |= _E(LIBGAMMA_CRTC_INFO_GAMMA_SIZE, this->gamma_size_error); + e |= _E(LIBGAMMA_CRTC_INFO_GAMMA_DEPTH, this->gamma_depth_error); + e |= _E(LIBGAMMA_CRTC_INFO_GAMMA_SUPPORT, this->gamma_support_error); + e |= _E(LIBGAMMA_CRTC_INFO_SUBPIXEL_ORDER, this->subpixel_order_error); + e |= _E(LIBGAMMA_CRTC_INFO_ACTIVE, this->active_error); + e |= _E(LIBGAMMA_CRTC_INFO_CONNECTOR_NAME, this->connector_name_error); + e |= _E(LIBGAMMA_CRTC_INFO_CONNECTOR_TYPE, this->connector_type_error); + + if ((fields & LIBGAMMA_CRTC_INFO_WIDTH_MM_EDID) && !(supported & LIBGAMMA_CRTC_INFO_WIDTH_MM_EDID)) + e |= this->width_mm_edid_error = LIBGAMMA_CRTC_INFO_NOT_SUPPORTED; + if ((fields & LIBGAMMA_CRTC_INFO_HEIGHT_MM_EDID) && !(supported & LIBGAMMA_CRTC_INFO_HEIGHT_MM_EDID)) + e |= this->height_mm_edid_error = LIBGAMMA_CRTC_INFO_NOT_SUPPORTED; + if ((fields & LIBGAMMA_CRTC_INFO_GAMMA) && !(supported & LIBGAMMA_CRTC_INFO_GAMMA)) + e |= this->gamma_error = LIBGAMMA_CRTC_INFO_NOT_SUPPORTED; #undef _E - - return e ? -1 : 0; + + return e ? -1 : 0; } /** - * Get the current gamma ramps for a CRTC. + * Get the current gamma ramps for a CRTC * - * @param 1 The data type for the ramp stop elements. + * @param 1 The data type for the ramp stop elements * @param 2 The `ramp*` pattern for the ramp structure and function to call. * @param 3 Either of `bit8`, `bit16`, `bit32`, `bit64`, `float_single`, `float_double`; - * rather self-explanatory. + * rather self-explanatory * @param 4 The number of bits in the gamma depth, -1 for single precision float, - * (`float`) and -2 for double percition float (`double`). - * @param this The CRTC state. - * @param ramps The gamma ramps to fill with the current values. + * (`float`) and -2 for double percition float (`double`) + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_get_gamma_ramps () $>{ -int libgamma_dummy_crtc_get_gamma_${2}(libgamma_crtc_state_t* restrict this, - libgamma_gamma_${2}_t* restrict ramps) +int +libgamma_dummy_crtc_get_gamma_${2}(libgamma_crtc_state_t *restrict this, libgamma_gamma_${2}_t *restrict ramps) { - libgamma_dummy_crtc_t* data = this->data; - libgamma_gamma_ramps_any_t ramps_; - ${1}* r_ramp = data->gamma_red; - ${1}* g_ramp = data->gamma_green; - ${1}* b_ramp = data->gamma_blue; - size_t rn = data->info.red_gamma_size; - size_t gn = data->info.green_gamma_size; - size_t bn = data->info.blue_gamma_size; - size_t i; - + libgamma_dummy_crtc_t *data = this->data; + libgamma_gamma_ramps_any_t ramps_; + ${1}* r_ramp = data->gamma_red; + ${1}* g_ramp = data->gamma_green; + ${1}* b_ramp = data->gamma_blue; + size_t rn = data->info.red_gamma_size; + size_t gn = data->info.green_gamma_size; + size_t bn = data->info.blue_gamma_size; + size_t i; + #ifdef DEBUG - /* Check gamma ramp sizes. */ - if (libgamma_dummy_configurations.capabilities.identical_gamma_sizes) - if ((ramps->red_size != ramps->green_size) || - (ramps->red_size != ramps->blue_size)) - return LIBGAMMA_MIXED_GAMMA_RAMP_SIZE; - if ((ramps->red_size != rn) || - (ramps->green_size != gn) || - (ramps->blue_size != bn)) - return LIBGAMMA_WRONG_GAMMA_RAMP_SIZE; + /* Check gamma ramp sizes */ + if (libgamma_dummy_configurations.capabilities.identical_gamma_sizes) + if (ramps->red_size != ramps->green_size || ramps->red_size != ramps->blue_size) + return LIBGAMMA_MIXED_GAMMA_RAMP_SIZE; + if (ramps->red_size != rn || ramps->green_size != gn || ramps->blue_size != bn) + return LIBGAMMA_WRONG_GAMMA_RAMP_SIZE; #endif - - if (data->info.gamma_support == 0) - return LIBGAMMA_GAMMA_RAMP_READ_FAILED; - -#define __trans(DEPTH, SUFFIX) \ - if (data->info.gamma_depth == DEPTH) \ - return ramps_.${3} = *ramps, \ - libgamma_translated_ramp_get(this, &ramps_, ${4}, DEPTH, libgamma_crtc_get_gamma_ramps ## SUFFIX) + + if (!data->info.gamma_support) + return LIBGAMMA_GAMMA_RAMP_READ_FAILED; + +#define __trans(DEPTH, SUFFIX)\ + do {\ + if (data->info.gamma_depth == DEPTH) {\ + ramps_.${3} = *ramps;\ + return libgamma_translated_ramp_get(this, &ramps_, ${4}, DEPTH, libgamma_crtc_get_gamma_ramps ## SUFFIX);\ + }\ + } while (0) + $>if [ ! ${4} = 8 ]; then - __trans(8, 8); + __trans(8, 8); $>fi $>if [ ! ${4} = 16 ]; then - __trans(16, 16); + __trans(16, 16); $>fi $>if [ ! ${4} = 32 ]; then - __trans(32, 32); + __trans(32, 32); $>fi $>if [ ! ${4} = 64 ]; then - __trans(64, 64); + __trans(64, 64); $>fi $>if [ ! ${4} = -1 ]; then - __trans(-1, f); + __trans(-1, f); $>fi $>if [ ! ${4} = -2 ]; then - __trans(-2, d); + __trans(-2, d); $>fi + #undef __trans - - for (i = 0; i < rn; i++) ramps->red[i] = r_ramp[i]; - for (i = 0; i < gn; i++) ramps->green[i] = g_ramp[i]; - for (i = 0; i < bn; i++) ramps->blue[i] = b_ramp[i]; - - return 0; + + for (i = 0; i < rn; i++) ramps->red[i] = r_ramp[i]; + for (i = 0; i < gn; i++) ramps->green[i] = g_ramp[i]; + for (i = 0; i < bn; i++) ramps->blue[i] = b_ramp[i]; + + return 0; } $>} /** - * Set the gamma ramps for a CRTC. + * Set the gamma ramps for a CRTC * - * @param 1 The data type for the ramp stop elements. + * @param 1 The data type for the ramp stop elements * @param 2 The `ramp*` pattern for the ramp structure and function to call. * @param 3 Either of `bit8`, `bit16`, `bit32`, `bit64`, `float_single`, `float_double`; - * rather self-explanatory. + * rather self-explanatory * @param 4 The number of bits in the gamma depth, -1 for single precision float, - * (`float`) and -2 for double percition float (`double`). - * @param this The CRTC state. - * @param ramps The gamma ramps to apply. + * (`float`) and -2 for double percition float (`double`) + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_set_gamma_ramps () $>{ -int libgamma_dummy_crtc_set_gamma_${2}(libgamma_crtc_state_t* restrict this, - libgamma_gamma_${2}_t ramps) +int +libgamma_dummy_crtc_set_gamma_${2}(libgamma_crtc_state_t *restrict this, libgamma_gamma_${2}_t ramps) { - libgamma_dummy_crtc_t* data = this->data; - libgamma_gamma_ramps_any_t ramps_; - ${1}* r_ramp = data->gamma_red; - ${1}* g_ramp = data->gamma_green; - ${1}* b_ramp = data->gamma_blue; - size_t rn = data->info.red_gamma_size; - size_t gn = data->info.green_gamma_size; - size_t bn = data->info.blue_gamma_size; - size_t i; - + libgamma_dummy_crtc_t *data = this->data; + libgamma_gamma_ramps_any_t ramps_; + ${1} *r_ramp = data->gamma_red; + ${1} *g_ramp = data->gamma_green; + ${1} *b_ramp = data->gamma_blue; + size_t rn = data->info.red_gamma_size; + size_t gn = data->info.green_gamma_size; + size_t bn = data->info.blue_gamma_size; + size_t i; + #ifdef DEBUG - /* Check gamma ramp sizes. */ - if (libgamma_dummy_configurations.capabilities.identical_gamma_sizes) - if ((ramps.red_size != ramps.green_size) || - (ramps.red_size != ramps.blue_size)) - return LIBGAMMA_MIXED_GAMMA_RAMP_SIZE; - if ((ramps.red_size != rn) || - (ramps.green_size != gn) || - (ramps.blue_size != bn)) - return LIBGAMMA_WRONG_GAMMA_RAMP_SIZE; + /* Check gamma ramp sizes */ + if (libgamma_dummy_configurations.capabilities.identical_gamma_sizes) + if (ramps.red_size != ramps.green_size || ramps.red_size != ramps.blue_size) + return LIBGAMMA_MIXED_GAMMA_RAMP_SIZE; + if (ramps.red_size != rn || ramps.green_size != gn || ramps.blue_size != bn) + return LIBGAMMA_WRONG_GAMMA_RAMP_SIZE; #endif - - if (data->info.gamma_support == 0) - return LIBGAMMA_GAMMA_RAMP_READ_FAILED; - -#define __trans(DEPTH, SUFFIX) \ - if (data->info.gamma_depth == DEPTH) \ - return ramps_.${3} = ramps, \ - libgamma_translated_ramp_set(this, ramps_, ${4}, DEPTH, libgamma_crtc_set_gamma_ramps ## SUFFIX) + + if (!data->info.gamma_support) + return LIBGAMMA_GAMMA_RAMP_READ_FAILED; + +#define __trans(DEPTH, SUFFIX)\ + do {\ + if (data->info.gamma_depth == DEPTH) {\ + ramps_.${3} = ramps;\ + return libgamma_translated_ramp_set(this, ramps_, ${4}, DEPTH, libgamma_crtc_set_gamma_ramps ## SUFFIX);\ + }\ + } while (0) + $>if [ ! ${4} = 8 ]; then - __trans(8, 8); + __trans(8, 8); $>fi $>if [ ! ${4} = 16 ]; then - __trans(16, 16); + __trans(16, 16); $>fi $>if [ ! ${4} = 32 ]; then - __trans(32, 32); + __trans(32, 32); $>fi $>if [ ! ${4} = 64 ]; then - __trans(64, 64); + __trans(64, 64); $>fi $>if [ ! ${4} = -1 ]; then - __trans(-1, f); + __trans(-1, f); $>fi $>if [ ! ${4} = -2 ]; then - __trans(-2, d); + __trans(-2, d); $>fi + #undef __trans - - for (i = 0; i < rn; i++) r_ramp[i] = ramps.red[i]; - for (i = 0; i < gn; i++) g_ramp[i] = ramps.green[i]; - for (i = 0; i < bn; i++) b_ramp[i] = ramps.blue[i]; - - return 0; + + for (i = 0; i < rn; i++) r_ramp[i] = ramps.red[i]; + for (i = 0; i < gn; i++) g_ramp[i] = ramps.green[i]; + for (i = 0; i < bn; i++) b_ramp[i] = ramps.blue[i]; + + return 0; } $>} /** - * Get the current gamma ramps for a CRTC, 8-bit gamma-depth version. + * Get the current 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. + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_get_gamma_ramps uint8_t ramps8 bits8 8 /** - * Set the gamma ramps for a CRTC, 8-bit gamma-depth version. + * Set the gamma ramps for a CRTC, 8-bit gamma-depth version * - * @param this The CRTC state. - * @param ramps The gamma ramps to apply. + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_set_gamma_ramps uint8_t ramps8 bits8 8 /** - * Get the current gamma ramps for a CRTC, 16-bit gamma-depth version. + * Get the current 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. + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_get_gamma_ramps uint16_t ramps16 bits16 16 /** - * Set the gamma ramps for a CRTC, 16-bit gamma-depth version. + * Set the gamma ramps for a CRTC, 16-bit gamma-depth version * - * @param this The CRTC state. - * @param ramps The gamma ramps to apply. + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_set_gamma_ramps uint16_t ramps16 bits16 16 /** - * Get the current gamma ramps for a CRTC, 32-bit gamma-depth version. + * Get the current 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. + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_get_gamma_ramps uint32_t ramps32 bits32 32 /** - * Set the gamma ramps for a CRTC, 32-bit gamma-depth version. + * Set the gamma ramps for a CRTC, 32-bit gamma-depth version * - * @param this The CRTC state. - * @param ramps The gamma ramps to apply. + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_set_gamma_ramps uint32_t ramps32 bits32 32 /** - * Get the current gamma ramps for a CRTC, 64-bit gamma-depth version. + * Get the current 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. + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_get_gamma_ramps uint64_t ramps64 bits64 64 /** - * Set the gamma ramps for a CRTC, 64-bit gamma-depth version. + * Set the gamma ramps for a CRTC, 64-bit gamma-depth version * - * @param this The CRTC state. - * @param ramps The gamma ramps to apply. + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_set_gamma_ramps uint64_t ramps64 bits64 64 /** - * Get the current gamma ramps for a CRTC, `float` version. + * Get the current gamma ramps for a CRTC, `float` version * - * @param this The CRTC state. - * @param ramps The gamma ramps to fill with the current values. + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_get_gamma_ramps float rampsf float_single -1 /** - * Set the gamma ramps for a CRTC, `float` version. + * Set the gamma ramps for a CRTC, `float` version * - * @param this The CRTC state. - * @param ramps The gamma ramps to apply. + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_set_gamma_ramps float rampsf float_single -1 /** - * Get the current gamma ramps for a CRTC, `double` version. + * Get the current gamma ramps for a CRTC, `double` version * - * @param this The CRTC state. - * @param ramps The gamma ramps to fill with the current values. + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_get_gamma_ramps double rampsd float_double -2 /** - * Set the gamma ramps for a CRTC, `double` version. + * Set the gamma ramps for a CRTC, `double` version * - * @param this The CRTC state. - * @param ramps The gamma ramps to apply. + * @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. + * error identifier provided by this library */ $>libgamma_dummy_crtc_set_gamma_ramps double rampsd float_double -2 - |