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author | Franklin Wei <git@fwei.tk> | 2017-01-21 15:18:31 -0500 |
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committer | Franklin Wei <git@fwei.tk> | 2017-12-23 21:01:26 -0500 |
commit | a855d6202536ff28e5aae4f22a0f31d8f5b325d0 (patch) | |
tree | 8c75f224dd64ed360505afa8843d016b0d75000b /apps/plugins/sdl/src/video/photon/SDL_ph_mouse.c | |
parent | 01c6dcf6c7b9bb1ad2fa0450f99bacc5f3d3e04b (diff) | |
download | rockbox-a855d6202536ff28e5aae4f22a0f31d8f5b325d0.tar.gz rockbox-a855d6202536ff28e5aae4f22a0f31d8f5b325d0.zip |
Port of Duke Nukem 3D
This ports Fabien Sanglard's Chocolate Duke to run on a version of SDL
for Rockbox.
Change-Id: I8f2c4c78af19de10c1633ed7bb7a997b43256dd9
Diffstat (limited to 'apps/plugins/sdl/src/video/photon/SDL_ph_mouse.c')
-rw-r--r-- | apps/plugins/sdl/src/video/photon/SDL_ph_mouse.c | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/apps/plugins/sdl/src/video/photon/SDL_ph_mouse.c b/apps/plugins/sdl/src/video/photon/SDL_ph_mouse.c new file mode 100644 index 0000000000..a25aa1fc85 --- /dev/null +++ b/apps/plugins/sdl/src/video/photon/SDL_ph_mouse.c | |||
@@ -0,0 +1,220 @@ | |||
1 | /* | ||
2 | SDL - Simple DirectMedia Layer | ||
3 | Copyright (C) 1997-2012 Sam Lantinga | ||
4 | |||
5 | This library is free software; you can redistribute it and/or | ||
6 | modify it under the terms of the GNU Lesser General Public | ||
7 | License as published by the Free Software Foundation; either | ||
8 | version 2.1 of the License, or (at your option) any later version. | ||
9 | |||
10 | This library is distributed in the hope that it will be useful, | ||
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | Lesser General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Lesser General Public | ||
16 | License along with this library; if not, write to the Free Software | ||
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
18 | |||
19 | Sam Lantinga | ||
20 | slouken@libsdl.org | ||
21 | */ | ||
22 | #include "SDL_config.h" | ||
23 | |||
24 | #include "SDL_mouse.h" | ||
25 | #include "../../events/SDL_events_c.h" | ||
26 | #include "../SDL_cursor_c.h" | ||
27 | #include "SDL_ph_mouse_c.h" | ||
28 | |||
29 | struct WMcursor | ||
30 | { | ||
31 | PhCursorDef_t *ph_cursor ; | ||
32 | }; | ||
33 | |||
34 | void ph_FreeWMCursor(_THIS, WMcursor *cursor) | ||
35 | { | ||
36 | if (window != NULL) | ||
37 | { | ||
38 | SDL_Lock_EventThread(); | ||
39 | |||
40 | if (PtSetResource(window, Pt_ARG_CURSOR_TYPE, Ph_CURSOR_INHERIT, 0) < 0) | ||
41 | { | ||
42 | /* TODO: output error msg */ | ||
43 | } | ||
44 | |||
45 | SDL_Unlock_EventThread(); | ||
46 | } | ||
47 | |||
48 | SDL_free(cursor); | ||
49 | } | ||
50 | |||
51 | WMcursor *ph_CreateWMCursor(_THIS, Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y) | ||
52 | { | ||
53 | WMcursor* cursor; | ||
54 | int clen, i; | ||
55 | unsigned char bit, databit, maskbit; | ||
56 | |||
57 | /* Allocate and initialize the cursor memory */ | ||
58 | if ((cursor = (WMcursor*)SDL_malloc(sizeof(WMcursor))) == NULL) | ||
59 | { | ||
60 | SDL_OutOfMemory(); | ||
61 | return(NULL); | ||
62 | } | ||
63 | SDL_memset(cursor,0,sizeof(WMcursor)); | ||
64 | |||
65 | cursor->ph_cursor = (PhCursorDef_t *) SDL_malloc(sizeof(PhCursorDef_t) + 32*4*2); | ||
66 | |||
67 | if (cursor->ph_cursor == NULL) | ||
68 | { | ||
69 | SDL_SetError("ph_CreateWMCursor(): cursor malloc failed !\n"); | ||
70 | return NULL; | ||
71 | } | ||
72 | |||
73 | SDL_memset(cursor->ph_cursor,0,(sizeof(PhCursorDef_t) + 32*4*2)); | ||
74 | |||
75 | cursor->ph_cursor->hdr.type =Ph_RDATA_CURSOR; | ||
76 | cursor->ph_cursor->size1.x = (short)w; | ||
77 | cursor->ph_cursor->size1.y = (short)h; | ||
78 | cursor->ph_cursor->offset1.x = (short)hot_x; | ||
79 | cursor->ph_cursor->offset1.y = (short)hot_y; | ||
80 | cursor->ph_cursor->bytesperline1 = (char)w/8; | ||
81 | cursor->ph_cursor->color1 = Pg_WHITE; | ||
82 | cursor->ph_cursor->size2.x = (short)w; | ||
83 | cursor->ph_cursor->size2.y = (short)h; | ||
84 | cursor->ph_cursor->offset2.x = (short)hot_x; | ||
85 | cursor->ph_cursor->offset2.y = (short)hot_y; | ||
86 | cursor->ph_cursor->bytesperline2 = (char)w/8; | ||
87 | cursor->ph_cursor->color2 = Pg_BLACK; | ||
88 | |||
89 | clen = (w/8)*h; | ||
90 | |||
91 | /* Copy the mask and the data to different bitmap planes */ | ||
92 | for (i=0; i<clen; ++i) | ||
93 | { | ||
94 | for (bit = 0; bit < 8; bit++) | ||
95 | { | ||
96 | databit = data[i] & (1 << bit); | ||
97 | maskbit = mask[i] & (1 << bit); | ||
98 | |||
99 | cursor->ph_cursor->images[i] |= (databit == 0) ? maskbit : 0; | ||
100 | /* If the databit != 0, treat it as a black pixel and | ||
101 | * ignore the maskbit (can't do an inverted color) */ | ||
102 | cursor->ph_cursor->images[i+clen] |= databit; | ||
103 | } | ||
104 | } | ||
105 | |||
106 | /* #bytes following the hdr struct */ | ||
107 | cursor->ph_cursor->hdr.len =sizeof(PhCursorDef_t) + clen*2 - sizeof(PhRegionDataHdr_t); | ||
108 | |||
109 | return (cursor); | ||
110 | } | ||
111 | |||
112 | PhCursorDef_t ph_GetWMPhCursor(WMcursor *cursor) | ||
113 | { | ||
114 | return (*cursor->ph_cursor); | ||
115 | } | ||
116 | |||
117 | int ph_ShowWMCursor(_THIS, WMcursor* cursor) | ||
118 | { | ||
119 | PtArg_t args[3]; | ||
120 | int nargs = 0; | ||
121 | |||
122 | /* Don't do anything if the display is gone */ | ||
123 | if (window == NULL) | ||
124 | { | ||
125 | return (0); | ||
126 | } | ||
127 | |||
128 | /* looks like photon can't draw mouse cursor in direct mode */ | ||
129 | if ((this->screen->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN) | ||
130 | { | ||
131 | /* disable the fake mouse in the fullscreen OpenGL mode */ | ||
132 | if ((this->screen->flags & SDL_OPENGL) == SDL_OPENGL) | ||
133 | { | ||
134 | cursor=NULL; | ||
135 | } | ||
136 | else | ||
137 | { | ||
138 | return (0); | ||
139 | } | ||
140 | } | ||
141 | |||
142 | /* Set the photon cursor, or blank if cursor is NULL */ | ||
143 | if (cursor!=NULL) | ||
144 | { | ||
145 | PtSetArg(&args[0], Pt_ARG_CURSOR_TYPE, Ph_CURSOR_BITMAP, 0); | ||
146 | /* Could set next to any PgColor_t value */ | ||
147 | PtSetArg(&args[1], Pt_ARG_CURSOR_COLOR, Ph_CURSOR_DEFAULT_COLOR , 0); | ||
148 | PtSetArg(&args[2], Pt_ARG_BITMAP_CURSOR, cursor->ph_cursor, (cursor->ph_cursor->hdr.len + sizeof(PhRegionDataHdr_t))); | ||
149 | nargs = 3; | ||
150 | } | ||
151 | else /* Ph_CURSOR_NONE */ | ||
152 | { | ||
153 | PtSetArg(&args[0], Pt_ARG_CURSOR_TYPE, Ph_CURSOR_NONE, 0); | ||
154 | nargs = 1; | ||
155 | } | ||
156 | |||
157 | SDL_Lock_EventThread(); | ||
158 | |||
159 | if (PtSetResources(window, nargs, args) < 0 ) | ||
160 | { | ||
161 | return (0); | ||
162 | } | ||
163 | |||
164 | SDL_Unlock_EventThread(); | ||
165 | |||
166 | return (1); | ||
167 | } | ||
168 | |||
169 | |||
170 | void ph_WarpWMCursor(_THIS, Uint16 x, Uint16 y) | ||
171 | { | ||
172 | short abs_x, abs_y; | ||
173 | |||
174 | SDL_Lock_EventThread(); | ||
175 | PtGetAbsPosition( window, &abs_x, &abs_y ); | ||
176 | PhMoveCursorAbs( PhInputGroup(NULL), x + abs_x, y + abs_y ); | ||
177 | SDL_Unlock_EventThread(); | ||
178 | } | ||
179 | |||
180 | |||
181 | void ph_CheckMouseMode(_THIS) | ||
182 | { | ||
183 | /* If the mouse is hidden and input is grabbed, we use relative mode */ | ||
184 | if ( !(SDL_cursorstate & CURSOR_VISIBLE) && (this->input_grab != SDL_GRAB_OFF)) | ||
185 | { | ||
186 | mouse_relative = 1; | ||
187 | } | ||
188 | else | ||
189 | { | ||
190 | mouse_relative = 0; | ||
191 | } | ||
192 | } | ||
193 | |||
194 | |||
195 | void ph_UpdateMouse(_THIS) | ||
196 | { | ||
197 | PhCursorInfo_t phcursor; | ||
198 | short abs_x; | ||
199 | short abs_y; | ||
200 | |||
201 | /* Lock the event thread, in multi-threading environments */ | ||
202 | SDL_Lock_EventThread(); | ||
203 | |||
204 | /* synchronizing photon mouse cursor position and SDL mouse position, if cursor appears over window. */ | ||
205 | PtGetAbsPosition(window, &abs_x, &abs_y); | ||
206 | PhQueryCursor(PhInputGroup(NULL), &phcursor); | ||
207 | if (((phcursor.pos.x >= abs_x) && (phcursor.pos.x <= abs_x + this->screen->w)) && | ||
208 | ((phcursor.pos.y >= abs_y) && (phcursor.pos.y <= abs_y + this->screen->h))) | ||
209 | { | ||
210 | SDL_PrivateAppActive(1, SDL_APPMOUSEFOCUS); | ||
211 | SDL_PrivateMouseMotion(0, 0, phcursor.pos.x-abs_x, phcursor.pos.y-abs_y); | ||
212 | } | ||
213 | else | ||
214 | { | ||
215 | SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS); | ||
216 | } | ||
217 | |||
218 | /* Unlock the event thread, in multi-threading environments */ | ||
219 | SDL_Unlock_EventThread(); | ||
220 | } | ||