annotate mupdf-source/thirdparty/freeglut/src/android/fg_window_android.c @ 2:b50eed0cc0ef upstream

ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1 /*
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2 * fg_window_android.c
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3 *
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4 * Window management methods for Android
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5 *
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6 * Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved.
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7 * Written by Pawel W. Olszta, <olszta@sourceforge.net>
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8 * Copied for Platform code by Evan Felix <karcaw at gmail.com>
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9 * Copyright (C) 2012 Sylvain Beucler
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10 *
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11 * Permission is hereby granted, free of charge, to any person obtaining a
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12 * copy of this software and associated documentation files (the "Software"),
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13 * to deal in the Software without restriction, including without limitation
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14 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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15 * and/or sell copies of the Software, and to permit persons to whom the
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16 * Software is furnished to do so, subject to the following conditions:
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17 *
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18 * The above copyright notice and this permission notice shall be included
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19 * in all copies or substantial portions of the Software.
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20 *
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21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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22 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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23 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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24 * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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25 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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26 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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27 */
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28
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29 #define FREEGLUT_BUILDING_LIB
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30 #include <GL/freeglut.h>
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31 #include "fg_internal.h"
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32 #include "egl/fg_window_egl.h"
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33 #include <android/native_app_glue/android_native_app_glue.h>
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34
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35 /*
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36 * Opens a window. Requires a SFG_Window object created and attached
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37 * to the freeglut structure. OpenGL context is created here.
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38 */
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39 void fgPlatformOpenWindow( SFG_Window* window, const char* title,
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40 GLboolean positionUse, int x, int y,
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41 GLboolean sizeUse, int w, int h,
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42 GLboolean gameMode, GLboolean isSubWindow )
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43 {
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44 /* TODO: only one full-screen window possible? */
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45 if (fgDisplay.pDisplay.single_native_window != NULL) {
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46 fgWarning("You can't have more than one window on Android");
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47 return;
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48 }
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49
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50 /* First, wait until Activity surface is available */
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51 /* Normally events are processed through glutMainLoop(), but the
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52 user didn't call it yet, and the Android may not have initialized
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53 the View yet. So we need to wait for that to happen. */
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54 /* We can't return from this function before the OpenGL context is
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55 properly made current with a valid surface. So we wait for the
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56 surface. */
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57 while (fgDisplay.pDisplay.single_native_window == NULL) {
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58 /* APP_CMD_INIT_WINDOW will do the job */
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59 int ident;
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60 int events;
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61 struct android_poll_source* source;
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62 if ((ident=ALooper_pollOnce(0, NULL, &events, (void**)&source)) >= 0)
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63 if (source != NULL) source->process(source->app, source);
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64 /* fgPlatformProcessSingleEvent(); */
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65 }
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66 window->Window.Handle = fgDisplay.pDisplay.single_native_window;
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67 window->State.WorkMask |= GLUT_INIT_WORK;
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68
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69 /* Create context */
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70 fghChooseConfig(&window->Window.pContext.egl.Config);
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71 window->Window.Context = fghCreateNewContextEGL(window);
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72
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73 EGLDisplay display = fgDisplay.pDisplay.egl.Display;
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74
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75 /* EGL_NATIVE_VISUAL_ID is an attribute of the EGLConfig that is
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76 * guaranteed to be accepted by ANativeWindow_setBuffersGeometry().
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77 * As soon as we picked a EGLConfig, we can safely reconfigure the
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78 * ANativeWindow buffers to match, using EGL_NATIVE_VISUAL_ID. */
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79 EGLint vid;
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80 eglGetConfigAttrib(display, window->Window.pContext.egl.Config,
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81 EGL_NATIVE_VISUAL_ID, &vid);
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82 ANativeWindow_setBuffersGeometry(window->Window.Handle, 0, 0, vid);
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83
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84 fghPlatformOpenWindowEGL(window);
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85
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86 /* Bind context to the current thread if it's lost */
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87 if (eglGetCurrentContext() == EGL_NO_CONTEXT &&
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88 eglMakeCurrent(fgDisplay.pDisplay.egl.Display,
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89 window->Window.pContext.egl.Surface,
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90 window->Window.pContext.egl.Surface,
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91 window->Window.Context) == EGL_FALSE)
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92 fgError("eglMakeCurrent: err=%x\n", eglGetError());
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93
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94 window->State.Visible = GL_TRUE;
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95 }
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96
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97 /*
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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98 * Request a window resize
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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99 */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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100 void fgPlatformReshapeWindow ( SFG_Window *window, int width, int height )
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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101 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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102 fprintf(stderr, "fgPlatformReshapeWindow: STUB\n");
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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103 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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104
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105 /*
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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106 * Closes a window, destroying the frame and OpenGL context
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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107 */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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108 void fgPlatformCloseWindow( SFG_Window* window )
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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109 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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110 fghPlatformCloseWindowEGL(window);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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111 /* Window pre-created by Android, no way to delete it */
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112 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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113
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parents:
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114 /*
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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115 * This function makes the specified window visible
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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116 */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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117 void fgPlatformShowWindow( void )
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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118 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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119 fprintf(stderr, "fgPlatformShowWindow: STUB\n");
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120 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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121
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parents:
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122 /*
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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123 * This function hides the specified window
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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124 */
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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125 void fgPlatformHideWindow( SFG_Window *window )
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126 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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127 fprintf(stderr, "fgPlatformHideWindow: STUB\n");
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128 }
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129
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130 /*
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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131 * Iconify the specified window (top-level windows only)
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132 */
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133 void fgPlatformIconifyWindow( SFG_Window *window )
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134 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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135 fprintf(stderr, "fgPlatformGlutIconifyWindow: STUB\n");
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136 }
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137
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parents:
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138 /*
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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139 * Set the current window's title
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parents:
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140 */
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parents:
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141 void fgPlatformGlutSetWindowTitle( const char* title )
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142 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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143 fprintf(stderr, "fgPlatformGlutSetWindowTitle: STUB\n");
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144 }
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145
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parents:
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146 /*
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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147 * Set the current window's iconified title
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148 */
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parents:
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149 void fgPlatformGlutSetIconTitle( const char* title )
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150 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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151 fprintf(stderr, "fgPlatformGlutSetIconTitle: STUB\n");}
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152
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153 /*
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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154 * Change the specified window's position
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parents:
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155 */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
156 void fgPlatformPositionWindow( SFG_Window *window, int x, int y )
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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157 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
diff changeset
158 fprintf(stderr, "fgPlatformPositionWindow: STUB\n");
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parents:
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159 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
diff changeset
160
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
161 /*
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
162 * Lowers the specified window (by Z order change)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
163 */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
164 void fgPlatformPushWindow( SFG_Window *window )
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
diff changeset
165 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
diff changeset
166 fprintf(stderr, "fgPlatformPushWindow: STUB\n");
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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167 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
diff changeset
168
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
169 /*
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
170 * Raises the specified window (by Z order change)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
171 */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
172 void fgPlatformPopWindow( SFG_Window *window )
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
diff changeset
173 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
174 fprintf(stderr, "fgPlatformPopWindow: STUB\n");
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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175 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
176
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
177 /*
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
178 * Toggle the window's full screen state.
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
179 */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
180 void fgPlatformFullScreenToggle( SFG_Window *win )
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parents:
diff changeset
181 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
diff changeset
182 fprintf(stderr, "fgPlatformFullScreenToggle: STUB\n");
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
diff changeset
183 }