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authorMattias Andrée <maandree@operamail.com>2014-05-31 07:32:09 +0200
committerMattias Andrée <maandree@operamail.com>2014-05-31 07:32:09 +0200
commitbdeb7f77f16b1e482904866ff21e43f8bfc01bb0 (patch)
treee5587a577db53a58ea52fd2579fa0cbb89007491 /src/fake-w32-gdi.c
parentsplit out error identification for failure of open from libgamma_linux_drm_partition_initialise (diff)
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move files around
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'src/fake-w32-gdi.c')
-rw-r--r--src/fake-w32-gdi.c297
1 files changed, 0 insertions, 297 deletions
diff --git a/src/fake-w32-gdi.c b/src/fake-w32-gdi.c
deleted file mode 100644
index 541b3c8..0000000
--- a/src/fake-w32-gdi.c
+++ /dev/null
@@ -1,297 +0,0 @@
-/**
- * libgamma — Display server abstraction layer for gamma ramp adjustments
- * Copyright © 2014 Mattias Andrée (maandree@member.fsf.org)
- *
- * 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 HAVE_LIBGAMMA_METHOD_W32_GDI
-# error Compiling fake-w32-gdi.c without FAKE_LIBGAMMA_METHOD_W32_GDI
-#endif
-
-/* This file very sloppily translates Windows GDI calls to X RandR calls.
- * It should by no means be used, without additional modification, as a
- * part of a compatibility layer. The purpose of this file is only to make
- * it possible to test for logical errors in Windows specific code on
- * a GNU/Linux system under X. */
-
-
-#include "fake-w32-gdi.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-
-#ifndef HAVE_LIBGAMMA_METHOD_X_RANDR
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd144871(v=vs.85).aspx */
-HDC GetDC(HWND hWnd)
-{
- (void) hWnd;
- return (HDC*)16;
-}
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd162920(v=vs.85).aspx */
-int ReleaseDC(HWND hWnd, HDC hDC)
-{
- (void) hWnd;
- (void) hDC;
- return 1;
-}
-
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd144877(v=vs.85).aspx */
-int GetDeviceCaps(HDC hDC, int nIndex)
-{
- (void) hDC;
- return CM_GAMMA_RAMP + nIndex - COLORMGMTCAPS;
-}
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd372194(v=vs.85).aspx */
-BOOL SetDeviceGammaRamp(HDC hDC, LPVOID restrict lpRamp)
-{
- (void) hDC;
- (void) lpRamp;
- return TRUE;
-}
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd316946(v=vs.85).aspx */
-BOOL GetDeviceGammaRamp(HDC hDC, LPVOID restrict lpRamp)
-{
- (void) hDC;
- (void) lpRamp;
- return TRUE;
-}
-
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd183490(v=vs.85).aspx */
-HDC CreateDC(LPCTSTR restrict lpszDriver, LPCTSTR restrict lpszDevice,
- void* restrict lpszOutput, void* restrict lpInitData)
-{
- (void) lpszOutput;
- (void) lpInitData;
- (void) lpszDevice;
- if (strcmp(lpszDriver, "DISPLAY"))
- return NULL;
- return (HDC*)16;
-}
-
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd162609(v=vs.85).aspx */
-BOOL EnumDisplayDevices(LPCTSTR lpDevice, restrict DWORD iDevNum,
- PDISPLAY_DEVICE restrict lpDisplayDevice, DWORD dwFlags)
-{
- (void) dwFlags;
- if (lpDevice != NULL)
- {
- fprintf(stderr, "lpDevice (argument 1) for EnumDisplayDevices should be NULL\n");
- abort();
- return FALSE;
- }
- if (iDevNum >= 2)
- return FALSE;
- if (lpDisplayDevice->cb != sizeof(DISPLAY_DEVICE))
- {
- fprintf(stderr,
- "lpDisplayDevice->cb for EnumDisplayDevices is not sizeof(DISPLAY_DEVICE)\n");
- abort();
- return FALSE;
- }
- strcmp(lpDisplayDevice->DeviceName, "some monitor");
- lpDisplayDevice->StateFlags = DISPLAY_DEVICE_ACTIVE;
- return TRUE;
-}
-
-#else
-
-
-#include <xcb/xcb.h>
-#include <xcb/randr.h>
-
-
-#define GAMMA_RAMP_SIZE 256
-
-
-static xcb_connection_t* restrict connection = NULL;
-static size_t dc_count = 0;
-static ssize_t crtc_count = -1;
-static xcb_randr_crtc_t* restrict crtcs = NULL;
-static xcb_randr_get_screen_resources_current_reply_t* restrict res_reply = NULL;
-
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd144871(v=vs.85).aspx */
-HDC GetDC(HWND hWnd)
-{
- (void) hWnd;
- return CreateDC(TEXT("DISPLAY"), "0", NULL, NULL);
-}
-
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd162920(v=vs.85).aspx */
-int ReleaseDC(HWND hWnd, HDC hDC)
-{
- (void) hWnd;
- (void) hDC;
- dc_count--;
- if (dc_count == 0)
- {
- if (connection != NULL)
- xcb_disconnect(connection);
- connection = NULL;
- free(res_reply);
- res_reply = NULL;
- }
- return 1;
-}
-
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd144877(v=vs.85).aspx */
-int GetDeviceCaps(HDC hDC, int nIndex)
-{
- (void) hDC;
- return CM_GAMMA_RAMP + nIndex - COLORMGMTCAPS;
-}
-
-
-# pragma GCC diagnostic push
-# pragma GCC diagnostic ignored "-Waggregate-return"
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd372194(v=vs.85).aspx */
-BOOL SetDeviceGammaRamp(HDC hDC, LPVOID restrict lpRamp)
-{
- xcb_void_cookie_t gamma_cookie =
- xcb_randr_set_crtc_gamma_checked(connection, *(xcb_randr_crtc_t*)hDC, GAMMA_RAMP_SIZE,
- ((uint16_t*)lpRamp) + 0 * GAMMA_RAMP_SIZE,
- ((uint16_t*)lpRamp) + 1 * GAMMA_RAMP_SIZE,
- ((uint16_t*)lpRamp) + 2 * GAMMA_RAMP_SIZE);
- xcb_generic_error_t* error = xcb_request_check(connection, gamma_cookie);
- return error == NULL ? TRUE : FALSE;
-}
-
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd316946(v=vs.85).aspx */
-BOOL GetDeviceGammaRamp(HDC hDC, LPVOID restrict lpRamp)
-{
- xcb_randr_get_crtc_gamma_cookie_t gamma_cookie;
- xcb_randr_get_crtc_gamma_reply_t* restrict gamma_reply;
- xcb_generic_error_t* error;
-
- gamma_cookie = xcb_randr_get_crtc_gamma(connection, *(xcb_randr_crtc_t*)hDC);
- gamma_reply = xcb_randr_get_crtc_gamma_reply(connection, gamma_cookie, &error);
-
- if (error)
- return FALSE;
-
-#define DEST_RAMP(I) (((uint16_t*)lpRamp) + (I) * GAMMA_RAMP_SIZE)
-#define SRC_RAMP(C) (xcb_randr_get_crtc_gamma_##C(gamma_reply))
-
- memcpy(DEST_RAMP(0), SRC_RAMP(red), GAMMA_RAMP_SIZE * sizeof(uint16_t));
- memcpy(DEST_RAMP(1), SRC_RAMP(green), GAMMA_RAMP_SIZE * sizeof(uint16_t));
- memcpy(DEST_RAMP(2), SRC_RAMP(blue), GAMMA_RAMP_SIZE * sizeof(uint16_t));
-
-#undef SRC_RAMP
-#undef DEST_RAMP
-
- free(gamma_reply);
- return TRUE;
-}
-
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd183490(v=vs.85).aspx */
-HDC CreateDC(LPCTSTR restrict lpszDriver, LPCTSTR restrict lpszDevice,
- void* restrict lpszOutput, void* restrict lpInitData)
-{
- int crtc_index = atoi(lpszDevice);
-
- (void) lpszOutput;
- (void) lpInitData;
-
- if (strcmp(lpszDriver, "DISPLAY"))
- return NULL;
-
- if (dc_count == 0) {
- xcb_generic_error_t* error;
- xcb_screen_iterator_t iter;
- xcb_randr_get_screen_resources_current_cookie_t res_cookie;
-
- connection = xcb_connect(NULL, NULL);
-
- iter = xcb_setup_roots_iterator(xcb_get_setup(connection));
- res_cookie = xcb_randr_get_screen_resources_current(connection, iter.data->root);
- res_reply = xcb_randr_get_screen_resources_current_reply(connection, res_cookie, &error);
-
- if (error)
- {
- xcb_disconnect(connection);
- crtc_count = -1;
- return NULL;
- }
-
- crtc_count = res_reply->num_crtcs;
- crtcs = xcb_randr_get_screen_resources_current_crtcs(res_reply);
- }
-
- if (crtc_index >= crtc_count)
- {
- if (dc_count == 0)
- {
- xcb_disconnect(connection);
- crtc_count = -1;
- }
- return NULL;
- }
-
- dc_count++;
- return crtcs + crtc_index;
-}
-
-# pragma GCC diagnostic pop
-
-
-/* http://msdn.microsoft.com/en-us/library/windows/desktop/dd162609(v=vs.85).aspx */
-BOOL EnumDisplayDevices(LPCTSTR restrict lpDevice, DWORD iDevNum,
- PDISPLAY_DEVICE restrict lpDisplayDevice, DWORD dwFlags)
-{
- size_t count = (size_t)crtc_count;
- (void) dwFlags;
- if (lpDevice != NULL)
- {
- fprintf(stderr, "lpDevice (argument 1) for EnumDisplayDevices should be NULL\n");
- abort();
- return FALSE;
- }
- if (crtc_count < 0)
- {
- if (GetDC(NULL) == NULL)
- return FALSE;
- dc_count = 0;
- count = (size_t)crtc_count;
- ReleaseDC(NULL, NULL);
- }
- if (iDevNum >= count)
- return FALSE;
- if (lpDisplayDevice->cb != sizeof(DISPLAY_DEVICE))
- {
- fprintf(stderr, "lpDisplayDevice->cb for EnumDisplayDevices is not sizeof(DISPLAY_DEVICE)\n");
- abort();
- return FALSE;
- }
- sprintf(lpDisplayDevice->DeviceName, "%i", iDevNum);
- lpDisplayDevice->StateFlags = DISPLAY_DEVICE_ACTIVE;
- return TRUE;
-}
-
-
-#endif
-