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-rw-r--r--src/coopgamma-server/chaining.c257
1 files changed, 0 insertions, 257 deletions
diff --git a/src/coopgamma-server/chaining.c b/src/coopgamma-server/chaining.c
deleted file mode 100644
index b2739c2..0000000
--- a/src/coopgamma-server/chaining.c
+++ /dev/null
@@ -1,257 +0,0 @@
-/**
- * coopgammad -- Cooperative gamma server
- * Copyright (C) 2016 Mattias Andrée (maandree@kth.se)
- *
- * This program 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 program 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 program. If not, see <http://www.gnu.org/licenses/>.
- */
-#include "chaining.h"
-
-#include <libclut.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-
-
-
-/**
- * The name of the process
- */
-extern char* restrict argv0;
-
-
-
-/**
- * Apply a filter on top of another filter
- *
- * @param dest The output for the resulting ramp-trio, must be initialised
- * @param application The red, green and blue ramps, as one single raw array,
- * of the filter that should be applied
- * @param depth -1: `float` stops
- * -2: `double` stops
- * Other: the number of bits of each (integral) stop
- * @param base The CLUT on top of which the new filter should be applied,
- * this can be the same pointer as `dest`
- */
-void apply_filter(union gamma_ramps* restrict dest, void* restrict application,
- int depth, union gamma_ramps* restrict base)
-{
- union gamma_ramps app;
- size_t bytedepth;
- size_t red_width, green_width, blue_width;
-
- if (depth == -1)
- bytedepth = sizeof(float);
- else if (depth == -2)
- bytedepth = sizeof(double);
- else
- bytedepth = (size_t)depth / 8;
-
- red_width = (app.u8.red_size = base->u8.red_size) * bytedepth;
- green_width = (app.u8.green_size = base->u8.green_size) * bytedepth;
- blue_width = (app.u8.blue_size = base->u8.blue_size) * bytedepth;
-
- app.u8.red = application;
- app.u8.green = app.u8.red + red_width;
- app.u8.blue = app.u8.green + green_width;
-
- if (dest != base)
- {
- memcpy(dest->u8.red, base->u8.red, red_width);
- memcpy(dest->u8.green, base->u8.green, green_width);
- memcpy(dest->u8.blue, base->u8.blue, blue_width);
- }
-
- switch (depth)
- {
- case 8:
- libclut_apply(&(dest->u8), UINT8_MAX, uint8_t, &(app.u8), UINT8_MAX, uint8_t, 1, 1, 1);
- break;
- case 16:
- libclut_apply(&(dest->u16), UINT16_MAX, uint16_t, &(app.u16), UINT16_MAX, uint16_t, 1, 1, 1);
- break;
- case 32:
- libclut_apply(&(dest->u32), UINT32_MAX, uint32_t, &(app.u32), UINT32_MAX, uint32_t, 1, 1, 1);
- break;
- case 64:
- libclut_apply(&(dest->u64), UINT64_MAX, uint64_t, &(app.u64), UINT64_MAX, uint64_t, 1, 1, 1);
- break;
- case -1:
- libclut_apply(&(dest->f), 1.0f, float, &(app.d), 1.0f, float, 1, 1, 1);
- break;
- case -2:
- libclut_apply(&(dest->d), (double)1, double, &(app.f), (double)1, double, 1, 1, 1);
- break;
- default:
- abort();
- }
-}
-
-
-
-/**
- * Remove a filter from an output
- *
- * @param out The output
- * @param filter The filter
- * @return The index of the filter, `out->table_size` if not found
- */
-static ssize_t remove_filter(struct output* restrict out, struct filter* restrict filter)
-{
- size_t i, n = out->table_size;
-
- for (i = 0; i < n; i++)
- if (!strcmp(filter->class, out->table_filters[i].class))
- break;
-
- if (i == out->table_size)
- {
- fprintf(stderr, "%s: ignoring attempt to removing non-existing filter on CRTC %s: %s",
- argv0, out->name, filter->class);
- return (ssize_t)(out->table_size);
- }
-
- filter_destroy(out->table_filters + i);
- libgamma_gamma_ramps8_destroy(&(out->table_sums[i].u8));
-
- n = n - i - 1;
- memmove(out->table_filters + i, out->table_filters + i + 1, n * sizeof(*(out->table_filters)));
- memmove(out->table_sums + i, out->table_sums + i + 1, n * sizeof(*(out->table_sums)));
- out->table_size--;
-
- return (ssize_t)i;
-}
-
-
-/**
- * Add a filter to an output
- *
- * @param out The output
- * @param filter The filter
- * @return The index given to the filter, -1 on error
- */
-ssize_t add_filter(struct output* restrict out, struct filter* restrict filter)
-{
- size_t i, n = out->table_size;
- int r = -1;
-
- /* Remove? */
- if (filter->lifespan == LIFESPAN_REMOVE)
- return remove_filter(out, filter);
-
- /* Update? */
- for (i = 0; i < n; i++)
- if (!strcmp(filter->class, out->table_filters[i].class))
- break;
- if (i != n)
- {
- filter_destroy(out->table_filters + i);
- out->table_filters[i] = *filter;
- return (ssize_t)i;
- }
-
- /* Add! */
- for (i = 0; i < n; i++)
- if (filter->priority > out->table_filters[i].priority)
- break;
-
- if (n == out->table_alloc)
- {
- void* new;
-
- new = realloc(out->table_filters, (n + 10) * sizeof(*(out->table_filters)));
- if (new == NULL)
- return -1;
- out->table_filters = new;
-
- new = realloc(out->table_sums, (n + 10) * sizeof(*(out->table_sums)));
- if (new == NULL)
- return -1;
- out->table_sums = new;
-
- out->table_alloc += 10;
- }
-
- memmove(out->table_filters + i + 1, out->table_filters + i, (n - i) * sizeof(*(out->table_filters)));
- memmove(out->table_sums + i + 1, out->table_sums + i, (n - i) * sizeof(*(out->table_sums)));
- out->table_size++;
-
- COPY_RAMP_SIZES(&(out->table_sums[i].u8), out);
- switch (out->depth)
- {
- case 8: r = libgamma_gamma_ramps8_initialise(&(out->table_sums[i].u8)); break;
- case 16: r = libgamma_gamma_ramps16_initialise(&(out->table_sums[i].u16)); break;
- case 32: r = libgamma_gamma_ramps32_initialise(&(out->table_sums[i].u32)); break;
- case 64: r = libgamma_gamma_ramps64_initialise(&(out->table_sums[i].u64)); break;
- case -1: r = libgamma_gamma_rampsf_initialise(&(out->table_sums[i].f)); break;
- case -2: r = libgamma_gamma_rampsd_initialise(&(out->table_sums[i].d)); break;
- default:
- abort();
- }
- if (r < 0)
- return -1;
-
- out->table_filters[i] = *filter;
-
- return (ssize_t)i;
-}
-
-
-/**
- * Make identity mapping ramps
- *
- * @param ramps Output parameter for the ramps
- * @param output The output for which the ramps shall be configured
- * @return Zero on success, -1 on error
- */
-int make_plain_ramps(union gamma_ramps* restrict ramps, struct output* restrict output)
-{
- COPY_RAMP_SIZES(&(ramps->u8), output);
- switch (output->depth)
- {
- case 8:
- if (libgamma_gamma_ramps8_initialise(&(ramps->u8)))
- return -1;
- libclut_start_over(&(ramps->u8), UINT8_MAX, uint8_t, 1, 1, 1);
- break;
- case 16:
- if (libgamma_gamma_ramps16_initialise(&(ramps->u16)))
- return -1;
- libclut_start_over(&(ramps->u16), UINT16_MAX, uint16_t, 1, 1, 1);
- break;
- case 32:
- if (libgamma_gamma_ramps32_initialise(&(ramps->u32)))
- return -1;
- libclut_start_over(&(ramps->u32), UINT32_MAX, uint32_t, 1, 1, 1);
- break;
- case 64:
- if (libgamma_gamma_ramps64_initialise(&(ramps->u64)))
- return -1;
- libclut_start_over(&(ramps->u64), UINT64_MAX, uint64_t, 1, 1, 1);
- break;
- case -1:
- if (libgamma_gamma_rampsf_initialise(&(ramps->f)))
- return -1;
- libclut_start_over(&(ramps->f), 1.0f, float, 1, 1, 1);
- break;
- case -2:
- if (libgamma_gamma_rampsd_initialise(&(ramps->d)))
- return -1;
- libclut_start_over(&(ramps->d), (double)1, double, 1, 1, 1);
- break;
- default:
- abort();
- }
- return 0;
-}
-
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