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-rw-r--r--src/libcoopgamma.h155
1 files changed, 155 insertions, 0 deletions
diff --git a/src/libcoopgamma.h b/src/libcoopgamma.h
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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
+