John Kåre Alsaker | 30d2b1f | 2012-11-13 19:10:28 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright © 2012 John Kåre Alsaker |
| 3 | * |
| 4 | * Permission to use, copy, modify, distribute, and sell this software and |
| 5 | * its documentation for any purpose is hereby granted without fee, provided |
| 6 | * that the above copyright notice appear in all copies and that both that |
| 7 | * copyright notice and this permission notice appear in supporting |
| 8 | * documentation, and that the name of the copyright holders not be used in |
| 9 | * advertising or publicity pertaining to distribution of the software |
| 10 | * without specific, written prior permission. The copyright holders make |
| 11 | * no representations about the suitability of this software for any |
| 12 | * purpose. It is provided "as is" without express or implied warranty. |
| 13 | * |
| 14 | * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS |
| 15 | * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| 16 | * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| 17 | * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER |
| 18 | * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF |
| 19 | * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| 20 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 21 | */ |
| 22 | |
Daniel Stone | c228e23 | 2013-05-22 18:03:19 +0300 | [diff] [blame] | 23 | #include "config.h" |
| 24 | |
| 25 | #include "compositor.h" |
John Kåre Alsaker | 30d2b1f | 2012-11-13 19:10:28 +0100 | [diff] [blame] | 26 | |
Vasily Khoruzhick | 1bfe2e6 | 2013-01-08 19:09:02 +0300 | [diff] [blame] | 27 | #ifdef ENABLE_EGL |
| 28 | |
John Kåre Alsaker | 30d2b1f | 2012-11-13 19:10:28 +0100 | [diff] [blame] | 29 | #include <EGL/egl.h> |
| 30 | |
Vasily Khoruzhick | 1bfe2e6 | 2013-01-08 19:09:02 +0300 | [diff] [blame] | 31 | #else |
| 32 | |
| 33 | typedef int EGLint; |
Vasily Khoruzhick | 26def5c | 2013-01-11 13:50:45 +0300 | [diff] [blame] | 34 | typedef void *EGLDisplay; |
| 35 | typedef void *EGLSurface; |
| 36 | typedef intptr_t EGLNativeDisplayType; |
| 37 | typedef intptr_t EGLNativeWindowType; |
Kristian Høgsberg | 9acd374 | 2013-10-11 15:25:42 -0700 | [diff] [blame] | 38 | #define EGL_DEFAULT_DISPLAY NULL |
Vasily Khoruzhick | 1bfe2e6 | 2013-01-08 19:09:02 +0300 | [diff] [blame] | 39 | |
Vasily Khoruzhick | 1bfe2e6 | 2013-01-08 19:09:02 +0300 | [diff] [blame] | 40 | #endif |
Ander Conselvan de Oliveira | 97f2952 | 2013-10-14 15:57:11 +0300 | [diff] [blame] | 41 | |
Jason Ekstrand | 0b61bf4 | 2013-10-27 22:24:54 -0500 | [diff] [blame^] | 42 | enum gl_renderer_border_side { |
| 43 | GL_RENDERER_BORDER_TOP = 0, |
| 44 | GL_RENDERER_BORDER_LEFT = 1, |
| 45 | GL_RENDERER_BORDER_RIGHT = 2, |
| 46 | GL_RENDERER_BORDER_BOTTOM = 3, |
| 47 | }; |
| 48 | |
Ander Conselvan de Oliveira | 97f2952 | 2013-10-14 15:57:11 +0300 | [diff] [blame] | 49 | struct gl_renderer_interface { |
| 50 | const EGLint *opaque_attribs; |
| 51 | const EGLint *alpha_attribs; |
| 52 | |
| 53 | int (*create)(struct weston_compositor *ec, |
| 54 | EGLNativeDisplayType display, |
| 55 | const EGLint *attribs, |
| 56 | const EGLint *visual_id); |
| 57 | |
| 58 | EGLDisplay (*display)(struct weston_compositor *ec); |
| 59 | |
| 60 | int (*output_create)(struct weston_output *output, |
| 61 | EGLNativeWindowType window); |
| 62 | |
| 63 | void (*output_destroy)(struct weston_output *output); |
| 64 | |
| 65 | EGLSurface (*output_surface)(struct weston_output *output); |
| 66 | |
Jason Ekstrand | 0b61bf4 | 2013-10-27 22:24:54 -0500 | [diff] [blame^] | 67 | /* Sets the output border. |
| 68 | * |
| 69 | * The side specifies the side for which we are setting the border. |
| 70 | * The width and height are the width and height of the border. |
| 71 | * The tex_width patemeter specifies the width of the actual |
| 72 | * texture; this may be larger than width if the data is not |
| 73 | * tightly packed. |
| 74 | * |
| 75 | * The top and bottom textures will extend over the sides to the |
| 76 | * full width of the bordered window while. The right and left |
| 77 | * edges, however, will extend only to the top and bottom of the |
| 78 | * compositor surface. This is demonstrated by the picture below: |
| 79 | * |
| 80 | * +-----------------------+ |
| 81 | * | TOP | |
| 82 | * +-+-------------------+-+ |
| 83 | * | | | | |
| 84 | * |L| |R| |
| 85 | * |E| |I| |
| 86 | * |F| |G| |
| 87 | * |T| |H| |
| 88 | * | | |T| |
| 89 | * | | | | |
| 90 | * +-+-------------------+-+ |
| 91 | * | BOTTOM | |
| 92 | * +-----------------------+ |
| 93 | */ |
| 94 | void (*output_set_border)(struct weston_output *output, |
| 95 | enum gl_renderer_border_side side, |
| 96 | int32_t width, int32_t height, |
| 97 | int32_t tex_width, unsigned char *data); |
| 98 | |
Ander Conselvan de Oliveira | 97f2952 | 2013-10-14 15:57:11 +0300 | [diff] [blame] | 99 | void (*set_border)(struct weston_compositor *ec, |
| 100 | int32_t width, int32_t height, |
| 101 | void *data, int32_t *edges); |
| 102 | |
| 103 | void (*print_egl_error_state)(void); |
| 104 | }; |
| 105 | |
| 106 | struct gl_renderer_interface gl_renderer_interface; |