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authorMattias Andrée <maandree@operamail.com>2014-04-01 12:37:14 +0200
committerMattias Andrée <maandree@operamail.com>2014-04-01 12:37:20 +0200
commit0ab50d5887cb94138239bb1991b86adcabe3c3d2 (patch)
treebbac43b8dd5f35d10637c5aa8b74e29f5e011274 /src/blueshift_vidmode_c.h
parentRANDR => RandR (diff)
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enable more warnings and add .h files
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'src/blueshift_vidmode_c.h')
-rw-r--r--src/blueshift_vidmode_c.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/src/blueshift_vidmode_c.h b/src/blueshift_vidmode_c.h
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+/**
+ * Copyright © 2014 Mattias Andrée (maandree@member.fsf.org)
+ *
+ * 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/>.
+ */
+#ifndef BLUESHIFT_VIDMODE_C_H
+#define BLUESHIFT_VIDMODE_C_H
+
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <inttypes.h>
+
+#include <X11/Xlib.h>
+#include <X11/extensions/xf86vmode.h>
+
+
+
+/**
+ * Start stage of colour curve control
+ *
+ * @param use_screen The screen to use
+ * @return Zero on error, otherwise the size of colours curves
+ */
+int blueshift_vidmode_open(int use_screen);
+
+/**
+ * Gets the current colour curves
+ *
+ * @param use_crtc The CRTC to use
+ * @param r_gamma Storage location for the red colour curve
+ * @param g_gamma Storage location for the green colour curve
+ * @param b_gamma Storage location for the blue colour curve
+ * @return Zero on success
+ */
+int blueshift_vidmode_read(int use_crtc, uint16_t* r_gamma, uint16_t* g_gamma, uint16_t* b_gamma);
+
+/**
+ * Apply stage of colour curve control
+ *
+ * @param use_crtcs Mask of CRTC:s to use
+ * @param r_curve The red colour curve
+ * @param g_curve The green colour curve
+ * @param b_curve The blue colour curve
+ * @return Zero on success
+ */
+int blueshift_vidmode_apply(uint64_t use_crtcs, uint16_t* r_curve, uint16_t* g_curve, uint16_t* b_curve);
+
+/**
+ * Resource freeing stage of colour curve control
+ */
+void blueshift_vidmode_close(void);
+
+
+#endif
+