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/*
* Copyright © 2015 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
*/
#ifndef IGT_KMS_COLOR_HELPER_H
#define IGT_KMS_COLOR_HELPER_H
/*
* This header is for code that is shared between kms_color.c and
* kms_chamelium_color.c. Reusability elsewhere can be questionable.
*/
#include <math.h>
#include <unistd.h>
#include "drm.h"
#include "drmtest.h"
#include "igt.h"
#include "igt_edid.h"
/* Internal */
typedef struct {
double r, g, b;
} color_t;
typedef struct {
int drm_fd;
uint32_t devid;
igt_display_t display;
igt_pipe_crc_t *pipe_crc;
igt_output_t *output;
igt_plane_t *primary;
drmModeModeInfo *mode;
uint32_t drm_format;
uint32_t color_depth;
uint64_t degamma_lut_size;
uint64_t gamma_lut_size;
#ifdef HAVE_CHAMELIUM
struct chamelium *chamelium;
struct chamelium_port **ports;
int port_count;
#endif
} data_t;
typedef struct {
int size;
color_t coeffs[];
} gamma_lut_t;
bool pipe_output_combo_valid(data_t *data, enum pipe pipe);
bool panel_supports_deep_color(int fd, char *output_name);
uint64_t get_max_bpc(igt_output_t *output);
void paint_gradient_rectangles(data_t *data,
drmModeModeInfo *mode,
const color_t *colors,
struct igt_fb *fb);
void paint_rectangles(data_t *data,
drmModeModeInfo *mode,
const color_t *colors,
struct igt_fb *fb);
gamma_lut_t *alloc_lut(int lut_size);
void free_lut(gamma_lut_t *gamma);
gamma_lut_t *generate_table(int lut_size, double exp);
gamma_lut_t *generate_table_max(int lut_size);
gamma_lut_t *generate_table_zero(int lut_size);
struct drm_color_lut *coeffs_to_lut(data_t *data,
const gamma_lut_t *gamma,
uint32_t color_depth,
int off);
void set_degamma(data_t *data,
igt_pipe_t *pipe,
const gamma_lut_t *gamma);
void set_gamma(data_t *data,
igt_pipe_t *pipe,
const gamma_lut_t *gamma);
void set_ctm(igt_pipe_t *pipe, const double *coefficients);
void disable_prop(igt_pipe_t *pipe, enum igt_atomic_crtc_properties prop);
#define disable_degamma(pipe) disable_prop(pipe, IGT_CRTC_DEGAMMA_LUT)
#define disable_gamma(pipe) disable_prop(pipe, IGT_CRTC_GAMMA_LUT)
#define disable_ctm(pipe) disable_prop(pipe, IGT_CRTC_CTM)
drmModePropertyBlobPtr get_blob(data_t *data, igt_pipe_t *pipe,
enum igt_atomic_crtc_properties prop);
bool crc_equal(igt_crc_t *a, igt_crc_t *b);
int pipe_set_property_blob_id(igt_pipe_t *pipe,
enum igt_atomic_crtc_properties prop,
uint32_t blob_id);
int pipe_set_property_blob(igt_pipe_t *pipe,
enum igt_atomic_crtc_properties prop,
void *ptr, size_t length);
void invalid_gamma_lut_sizes(data_t *data, enum pipe p);
void invalid_degamma_lut_sizes(data_t *data, enum pipe p);
void invalid_ctm_matrix_sizes(data_t *data, enum pipe p);
#endif
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