Mercurial > sdl-ios-xcode

annotate src/video/SDL_shape.c @ 4810:7a602fd2121f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
OK, it appears that dramatic hacks are not necessary to make Cocoa work...
author Eli Gottlieb <eligottlieb@gmail.com>
date Mon, 26 Jul 2010 20:41:45 -0400
parents 329708ffe2a7
children 5b4c7d7d8953
rev   line source
4765
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
1 /*
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
3 Copyright (C) 2010 Eli Gottlieb
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
4
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
6 modify it under the terms of the GNU Lesser General Public
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
8 version 2.1 of the License, or (at your option) any later version.
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
9
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
13 Lesser General Public License for more details.
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
14
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
15 You should have received a copy of the GNU Lesser General Public
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
16 License along with this library; if not, write to the Free Software
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
18
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
19 Eli Gottlieb
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
20 eligottlieb@gmail.com
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
21 */
4769
83f9b95da263 Added the standard headers and footers that make SDL_shape.h and SDL_shape.c integrate properly into the build.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4766
diff changeset
22 #include "SDL_config.h"
4776
29dcad9c58b3 Removed and added back SDL_shape.{c,h} wholesale. Will this get them tracked properly?
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4775
diff changeset
23
4769
83f9b95da263 Added the standard headers and footers that make SDL_shape.h and SDL_shape.c integrate properly into the build.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4766
diff changeset
24 #include "SDL.h"
83f9b95da263 Added the standard headers and footers that make SDL_shape.h and SDL_shape.c integrate properly into the build.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4766
diff changeset
25 #include "SDL_video.h"
83f9b95da263 Added the standard headers and footers that make SDL_shape.h and SDL_shape.c integrate properly into the build.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4766
diff changeset
26 #include "SDL_sysvideo.h"
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
27 #include "SDL_pixels.h"
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
28 #include "SDL_surface.h"
4765
5ff305de5834 Added stub files, working on sample program SDLeyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
29 #include "SDL_shape.h"
4766
7b50faf23907 Moved SDL_shape.h, and building out the API as needed by SDL_Eyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4765
diff changeset
30
4769
83f9b95da263 Added the standard headers and footers that make SDL_shape.h and SDL_shape.c integrate properly into the build.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4766
diff changeset
31 SDL_Window* SDL_CreateShapedWindow(const char *title,unsigned int x,unsigned int y,unsigned int w,unsigned int h,Uint32 flags) {
4810
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
diff changeset
32 SDL_Window *result = SDL_CreateWindow(title,x,y,w,h,SDL_WINDOW_BORDERLESS | flags & !SDL_WINDOW_FULLSCREEN & !SDL_WINDOW_SHOWN);
4796
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
33 if(result != NULL) {
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
34 result->shaper = result->display->device->shape_driver.CreateShaper(result);
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
35 if(result->shaper != NULL) {
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
36 result->shaper->usershownflag = flags & SDL_WINDOW_SHOWN;
4807
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
37 result->shaper->mode.mode = ShapeModeDefault;
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
38 result->shaper->mode.parameters.binarizationCutoff = 1;
4796
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
39 result->shaper->hasshape = SDL_FALSE;
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
40 return result;
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
41 }
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
42 else {
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
43 SDL_DestroyWindow(result);
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
44 return NULL;
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
45 }
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
46 }
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
47 else
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
48 return NULL;
4766
7b50faf23907 Moved SDL_shape.h, and building out the API as needed by SDL_Eyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4765
diff changeset
49 }
7b50faf23907 Moved SDL_shape.h, and building out the API as needed by SDL_Eyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4765
diff changeset
50
4781
fc4c775b468a Added Andreas's fixes to the header and stub file for SDL_shape.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4780
diff changeset
51 SDL_bool SDL_IsShapedWindow(const SDL_Window *window) {
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
52 if(window == NULL)
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
53 return SDL_FALSE;
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
54 else
4789
a6bc01875d20 Fixed a pair of syntax errors.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4787
diff changeset
55 return (SDL_bool)(window->shaper != NULL);
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
56 }
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
57
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
58 /* REQUIRES that bitmap point to a w-by-h bitmap with 1bpp. */
4807
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
59 void SDL_CalculateShapeBitmap(SDL_WindowShapeMode mode,SDL_Surface *shape,Uint8* bitmap,Uint8 ppb,Uint8 value) {
4787
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4786
diff changeset
60 int x = 0;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4786
diff changeset
61 int y = 0;
4795
6f0bc179771c Numerous bug fixes that keep testeyes from crashing and dying.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4789
diff changeset
62 Uint8 r = 0,g = 0,b = 0,alpha = 0;
4802
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
63 Uint8* pixel = NULL;
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
64 Uint32 bitmap_pixel,pixel_value = 0;
4807
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
65 SDL_Color key;
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
66 if(SDL_MUSTLOCK(shape))
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
67 SDL_LockSurface(shape);
4799
a0e096916474 Rewrote test program for shaped windows. It definitely displays recognizable pictures now, but the resizing and shaping functionality isn't behaving correctly, possibly due to a miscalculation of alpha values.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4796
diff changeset
68 pixel = (Uint8*)shape->pixels;
a0e096916474 Rewrote test program for shaped windows. It definitely displays recognizable pictures now, but the resizing and shaping functionality isn't behaving correctly, possibly due to a miscalculation of alpha values.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4796
diff changeset
69 for(y = 0;y<shape->h;y++) {
a0e096916474 Rewrote test program for shaped windows. It definitely displays recognizable pictures now, but the resizing and shaping functionality isn't behaving correctly, possibly due to a miscalculation of alpha values.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4796
diff changeset
70 for(x=0;x<shape->w;x++) {
4787
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4786
diff changeset
71 alpha = 0;
4802
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
72 pixel_value = 0;
4806
007567dbb8c1 Reapplied Win32 make-it-build patch. What's going on? Still get rendering artifacts when testing on x11, have literally no idea why.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4802
diff changeset
73 pixel = (Uint8 *)(shape->pixels) + (y*shape->pitch) + (x*shape->format->BytesPerPixel);
4802
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
74 switch(shape->format->BytesPerPixel) {
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
75 case(1):
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
76 pixel_value = *(Uint8*)pixel;
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
77 break;
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
78 case(2):
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
79 pixel_value = *(Uint16*)pixel;
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
80 break;
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
81 case(4):
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
82 pixel_value = *(Uint32*)pixel;
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
83 break;
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
84 }
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
85 SDL_GetRGBA(pixel_value,shape->format,&r,&g,&b,&alpha);
4796
e8caf178d082 Added in Visual Studio patch.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4795
diff changeset
86 bitmap_pixel = y*shape->w + x;
4807
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
87 switch(mode.mode) {
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
88 case(ShapeModeDefault):
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
89 bitmap[bitmap_pixel / ppb] |= (alpha >= 1 ? value : 0) << ((ppb - 1) - (bitmap_pixel % ppb));
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
90 break;
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
91 case(ShapeModeBinarizeAlpha):
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
92 bitmap[bitmap_pixel / ppb] |= (alpha >= mode.parameters.binarizationCutoff ? value : 0) << ((ppb - 1) - (bitmap_pixel % ppb));
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
93 break;
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
94 case(ShapeModeReverseBinarizeAlpha):
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
95 bitmap[bitmap_pixel / ppb] |= (alpha <= mode.parameters.binarizationCutoff ? value : 0) << ((ppb - 1) - (bitmap_pixel % ppb));
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
96 break;
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
97 case(ShapeModeColorKey):
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
98 key = mode.parameters.colorKey;
4808
2ae79ed78a5a More work on color-key mode.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4807
diff changeset
99 bitmap[bitmap_pixel / ppb] |= ((key.r == r && key.g == g && key.b == b) ? value : 0) << ((ppb - 1) - (bitmap_pixel % ppb));
4807
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
100 break;
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
101 }
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
102 }
4799
a0e096916474 Rewrote test program for shaped windows. It definitely displays recognizable pictures now, but the resizing and shaping functionality isn't behaving correctly, possibly due to a miscalculation of alpha values.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4796
diff changeset
103 }
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
104 if(SDL_MUSTLOCK(shape))
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
105 SDL_UnlockSurface(shape);
4766
7b50faf23907 Moved SDL_shape.h, and building out the API as needed by SDL_Eyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4765
diff changeset
106 }
7b50faf23907 Moved SDL_shape.h, and building out the API as needed by SDL_Eyes.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4765
diff changeset
107
4781
fc4c775b468a Added Andreas's fixes to the header and stub file for SDL_shape.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4780
diff changeset
108 int SDL_SetWindowShape(SDL_Window *window,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode) {
4787
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4786
diff changeset
109 int result;
4786
175da36d1342 Fixed up shape files as best I can.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
110 if(window == NULL || !SDL_IsShapedWindow(window))
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
111 //The window given was not a shapeable window.
4801
506a9165491b Added #define's for error codes returned from SDL shaped-window API.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4799
diff changeset
112 return SDL_NONSHAPEABLE_WINDOW;
4780
4f915a47b995 Replaced the model of treating a window's shape as a render target with treating a window's shape as a surface passed into an SDL_SetWindowShape() function. I'll send this off to Andreas and Sam and start coding.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4778
diff changeset
113 if(shape == NULL)
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
114 //Invalid shape argument.
4801
506a9165491b Added #define's for error codes returned from SDL shaped-window API.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4799
diff changeset
115 return SDL_INVALID_SHAPE_ARGUMENT;
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
116
4807
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
117 if(shapeMode != NULL)
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
118 window->shaper->mode = *shapeMode;
4802
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4801
diff changeset
119 //TODO: Platform-specific implementations of SetWindowShape. X11 is finished. Win32 is finished. Debugging is in progress on both.
4787
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4786
diff changeset
120 result = window->display->device->shape_driver.SetWindowShape(window->shaper,shape,shapeMode);
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
121 window->shaper->hasshape = SDL_TRUE;
4787
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4786
diff changeset
122 if((window->shaper->usershownflag & SDL_WINDOW_SHOWN) == SDL_WINDOW_SHOWN) {
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
123 SDL_ShowWindow(window);
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
124 window->shaper->usershownflag &= !SDL_WINDOW_SHOWN;
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
125 }
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
126 return result;
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
127 }
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
128
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
129 SDL_bool SDL_WindowHasAShape(SDL_Window *window) {
4787
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4786
diff changeset
130 if (window == NULL && !SDL_IsShapedWindow(window))
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4786
diff changeset
131 return SDL_FALSE;
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
132 return window->shaper->hasshape;
4778
9838d3525a1b Stubbed out the new get/set parameter functions, added the start of the enum, union, and struct for those parameters themselves, and added doxygen comments throughout the SDL_shape.h header.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4776
diff changeset
133 }
9838d3525a1b Stubbed out the new get/set parameter functions, added the start of the enum, union, and struct for those parameters themselves, and added doxygen comments throughout the SDL_shape.h header.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4776
diff changeset
134
4781
fc4c775b468a Added Andreas's fixes to the header and stub file for SDL_shape.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4780
diff changeset
135 int SDL_GetShapedWindowMode(SDL_Window *window,SDL_WindowShapeMode *shapeMode) {
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
136 if(window != NULL && SDL_IsShapedWindow(window)) {
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
137 if(shapeMode == NULL) {
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
138 if(SDL_WindowHasAShape(window))
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
139 //The window given has a shape.
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
140 return 0;
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
141 else
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
142 //The window given is shapeable but lacks a shape.
4801
506a9165491b Added #define's for error codes returned from SDL shaped-window API.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4799
diff changeset
143 return SDL_WINDOW_LACKS_SHAPE;
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
144 }
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
145 else {
4807
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4806
diff changeset
146 *shapeMode = window->shaper->mode;
4782
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
147 return 0;
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
148 }
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
149 }
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
150 else
b6930aefd008 Finished X11 shaped-window functionality and removed ellipse+polygon rendering.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4781
diff changeset
151 //The window given is not a valid shapeable window.
4801
506a9165491b Added #define's for error codes returned from SDL shaped-window API.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4799
diff changeset
152 return SDL_NONSHAPEABLE_WINDOW;
4778
9838d3525a1b Stubbed out the new get/set parameter functions, added the start of the enum, union, and struct for those parameters themselves, and added doxygen comments throughout the SDL_shape.h header.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4776
diff changeset
153 }