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/**
* libcoopgamma -- Library for interfacing with cooperative gamma servers
* Copyright (C) 2016 Mattias Andrée (maandree@kth.se)
*
* 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/>.
*/
#ifndef LIBCOOPGAMMA_H
#define LIBCOOPGAMMA_H
#include <stddef.h>
#include <stdint.h>
typedef enum libcoopgamma_support
{
LIBCOOPGAMMA_NO = 0,
LIBCOOPGAMMA_MAYBE = 1,
LIBCOOPGAMMA_YES = 2
} libcoopgamma_support_t;
typedef enum libcoopgamma_depth
{
LIBCOOPGAMMA_UINT8 = 8,
LIBCOOPGAMMA_UINT16 = 16,
LIBCOOPGAMMA_UINT32 = 32,
LIBCOOPGAMMA_UINT64 = 64,
LIBCOOPGAMMA_FLOAT = -1,
LIBCOOPGAMMA_DOUBLE = -2
} libcoopgamma_depth_t;
typedef enum libcoopgamma_lifespan
{
LIBCOOPGAMMA_REMOVE = 0,
LIBCOOPGAMMA_UNTIL_DEATH = 1,
LIBCOOPGAMMA_UNTIL_REMOVAL = 2
} libcoopgamma_lifespan_t;
typedef struct libcoopgamma_context
{
int fd;
} libcoopgamma_context_t;
#define LIBCOOPGAMMA_RAMPS__(suffix, type) \
typedef struct libcoopgamma_ramps##suffix \
{ \
size_t red_size; \
size_t green_size; \
size_t blue_size; \
type* red; \
type* green; \
type* blue; \
} libcoopgamma_ramps##suffix##_t;
LIBCOOPGAMMA_RAMPS__(8, uint8_t);
LIBCOOPGAMMA_RAMPS__(16, uint16_t);
LIBCOOPGAMMA_RAMPS__(32, uint32_t);
LIBCOOPGAMMA_RAMPS__(64, uint64_t);
LIBCOOPGAMMA_RAMPS__(f, float);
LIBCOOPGAMMA_RAMPS__(d, double);
typedef struct libcoopgamma_filter
{
libcoopgamma_depth_t depth;
int64_t priority;
char* crtc;
char* class;
libcoopgamma_lifespan_t lifespan;
union
{
libcoopgamma_ramps8_t u8;
libcoopgamma_ramps16_t u16;
libcoopgamma_ramps32_t u32;
libcoopgamma_ramps64_t u64;
libcoopgamma_rampsf_t f;
libcoopgamma_rampsd_t d;
} ramps;
} libcoopgamma_filter_t;
typedef struct libcoopgamma_crtc_info
{
int cooperative;
libcoopgamma_depth_t depth;
size_t red_size;
size_t green_size;
size_t blue_size;
libcoopgamma_support_t supported;
} libcoopgamma_crtc_info_t;
typedef struct libcoopgamma_filter_query
{
char* crtc;
int coalesce;
int64_t high_priority;
int64_t low_priority;
} libcoopgamma_filter_query_t;
typedef struct libcoopgamma_queried_filter
{
int64_t priority;
char* class;
union
{
libcoopgamma_ramps8_t u8;
libcoopgamma_ramps16_t u16;
libcoopgamma_ramps32_t u32;
libcoopgamma_ramps64_t u64;
libcoopgamma_rampsf_t f;
libcoopgamma_rampsd_t d;
} ramps;
} libcoopgamma_queried_filter_t;
typedef struct libcoopgamma_filter_table
{
libcoopgamma_depth_t depth;
size_t red_size;
size_t green_size;
size_t blue_size;
size_t filter_count;
libcoopgamma_queried_filter_t* filters;
} libcoopgamma_filter_table_t;
typedef struct libcoopgamma_error
{
int number;
int custom;
char* description;
} libcoopgamma_error_t;
#endif
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