mirror of
https://gitlab.freedesktop.org/wayland/wayland.git
synced 2025-11-03 09:01:42 -05:00
Merge remote branch 'bnf/simple_client'
This commit is contained in:
Kristian Høgsberg
commit
be63ae5a2c
3 changed files with 422 additions and 31 deletions
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|
@ -7,7 +7,8 @@ noinst_PROGRAMS = \
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||||||
$(poppler_programs) \
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$(poppler_programs) \
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||||||
dnd \
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dnd \
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||||||
smoke \
|
smoke \
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||||||
resizor
|
resizor \
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||||||
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simple-client
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||||||
|
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||||||
noinst_LTLIBRARIES = libtoytoolkit.la
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noinst_LTLIBRARIES = libtoytoolkit.la
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||||||
|
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||||||
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|
@ -39,6 +40,7 @@ terminal_SOURCES = terminal.c
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||||||
image_SOURCES = image.c
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image_SOURCES = image.c
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||||||
dnd_SOURCES = dnd.c
|
dnd_SOURCES = dnd.c
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||||||
resizor_SOURCES = resizor.c
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resizor_SOURCES = resizor.c
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||||||
|
simple_client_SOURCES = simple-client.c
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||||||
|
|
||||||
BUILT_SOURCES = \
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BUILT_SOURCES = \
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||||||
screenshooter-client-protocol.h \
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screenshooter-client-protocol.h \
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||||||
|
|
|
||||||
389
clients/simple-client.c
Normal file
389
clients/simple-client.c
Normal file
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@ -0,0 +1,389 @@
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||||||
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/*
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||||||
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* Copyright © 2011 Benjamin Franzke
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||||||
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*
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||||||
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* Permission to use, copy, modify, distribute, and sell this software and its
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||||||
|
* documentation for any purpose is hereby granted without fee, provided that
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||||||
|
* the above copyright notice appear in all copies and that both that copyright
|
||||||
|
* notice and this permission notice appear in supporting documentation, and
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||||||
|
* that the name of the copyright holders not be used in advertising or
|
||||||
|
* publicity pertaining to distribution of the software without specific,
|
||||||
|
* written prior permission. The copyright holders make no representations
|
||||||
|
* about the suitability of this software for any purpose. It is provided "as
|
||||||
|
* is" without express or implied warranty.
|
||||||
|
*
|
||||||
|
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
||||||
|
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
||||||
|
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
||||||
|
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
||||||
|
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
||||||
|
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
|
||||||
|
* OF THIS SOFTWARE.
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||||||
|
*/
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||||||
|
|
||||||
|
#include <stdio.h>
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||||||
|
#include <stdlib.h>
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||||||
|
#include <string.h>
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||||||
|
#include <stddef.h>
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||||||
|
#include <stdint.h>
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||||||
|
#include <stdbool.h>
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||||||
|
#include <math.h>
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||||||
|
#include <assert.h>
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||||||
|
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||||||
|
#include <fcntl.h>
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||||||
|
|
||||||
|
#include <wayland-client.h>
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||||||
|
#include <xf86drm.h>
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||||||
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||||||
|
#define GL_GLEXT_PROTOTYPES
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||||||
|
#define EGL_EGLEXT_PROTOTYPES
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||||||
|
#include <GLES2/gl2.h>
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||||||
|
#include <GLES2/gl2ext.h>
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||||||
|
#include <EGL/egl.h>
|
||||||
|
#include <EGL/eglext.h>
|
||||||
|
|
||||||
|
struct display {
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||||||
|
struct wl_display *display;
|
||||||
|
struct {
|
||||||
|
struct wl_compositor *compositor;
|
||||||
|
struct wl_drm *drm;
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||||||
|
} interface;
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||||||
|
struct {
|
||||||
|
EGLDisplay dpy;
|
||||||
|
EGLContext ctx;
|
||||||
|
} egl;
|
||||||
|
struct {
|
||||||
|
int fd;
|
||||||
|
const char *device_name;
|
||||||
|
bool authenticated;
|
||||||
|
} drm;
|
||||||
|
uint32_t mask;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct window {
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||||||
|
struct display *display;
|
||||||
|
struct {
|
||||||
|
int width, height;
|
||||||
|
} geometry;
|
||||||
|
struct {
|
||||||
|
GLuint fbo;
|
||||||
|
GLuint color_rbo;
|
||||||
|
|
||||||
|
GLuint program;
|
||||||
|
GLuint rotation_uniform;
|
||||||
|
|
||||||
|
GLuint pos;
|
||||||
|
GLuint col;
|
||||||
|
} gl;
|
||||||
|
struct {
|
||||||
|
struct wl_buffer *buffer;
|
||||||
|
struct wl_surface *surface;
|
||||||
|
EGLImageKHR image;
|
||||||
|
} drm_surface;
|
||||||
|
};
|
||||||
|
|
||||||
|
static const char *vert_shader_text =
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||||||
|
"uniform mat4 rotation;\n"
|
||||||
|
"attribute vec4 pos;\n"
|
||||||
|
"attribute vec4 color;\n"
|
||||||
|
"varying vec4 v_color;\n"
|
||||||
|
"void main() {\n"
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||||||
|
" gl_Position = rotation * pos;\n"
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||||||
|
" v_color = color;\n"
|
||||||
|
"}\n";
|
||||||
|
|
||||||
|
static const char *frag_shader_text =
|
||||||
|
"varying vec4 v_color;\n"
|
||||||
|
"void main() {\n"
|
||||||
|
" gl_FragColor = v_color;\n"
|
||||||
|
"}\n";
|
||||||
|
|
||||||
|
static void
|
||||||
|
init_egl(struct display *display)
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||||||
|
{
|
||||||
|
EGLint major, minor;
|
||||||
|
EGLBoolean ret;
|
||||||
|
|
||||||
|
display->egl.dpy = eglGetDRMDisplayMESA(display->drm.fd);
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||||||
|
assert(display->egl.dpy);
|
||||||
|
|
||||||
|
ret = eglInitialize(display->egl.dpy, &major, &minor);
|
||||||
|
assert(ret == EGL_TRUE);
|
||||||
|
ret = eglBindAPI(EGL_OPENGL_API);
|
||||||
|
assert(ret == EGL_TRUE);
|
||||||
|
|
||||||
|
display->egl.ctx = eglCreateContext(display->egl.dpy, NULL,
|
||||||
|
EGL_NO_CONTEXT, NULL);
|
||||||
|
assert(display->egl.ctx);
|
||||||
|
ret = eglMakeCurrent(display->egl.dpy, NULL, NULL, display->egl.ctx);
|
||||||
|
assert(ret == EGL_TRUE);
|
||||||
|
}
|
||||||
|
|
||||||
|
static GLuint
|
||||||
|
create_shader(struct window *window, const char *source, GLenum shader_type)
|
||||||
|
{
|
||||||
|
GLuint shader;
|
||||||
|
GLint status;
|
||||||
|
|
||||||
|
shader = glCreateShader(shader_type);
|
||||||
|
assert(shader != 0);
|
||||||
|
|
||||||
|
glShaderSource(shader, 1, (const char **) &source, NULL);
|
||||||
|
glCompileShader(shader);
|
||||||
|
|
||||||
|
glGetShaderiv(shader, GL_COMPILE_STATUS, &status);
|
||||||
|
if (!status) {
|
||||||
|
char log[1000];
|
||||||
|
GLsizei len;
|
||||||
|
glGetShaderInfoLog(shader, 1000, &len, log);
|
||||||
|
fprintf(stderr, "Error: compiling %s: %*s\n",
|
||||||
|
shader_type == GL_VERTEX_SHADER ? "vertex" : "fragment",
|
||||||
|
len, log);
|
||||||
|
exit(1);
|
||||||
|
}
|
||||||
|
|
||||||
|
return shader;
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
init_gl(struct window *window)
|
||||||
|
{
|
||||||
|
GLfloat ar;
|
||||||
|
GLuint frag, vert;
|
||||||
|
GLint status;
|
||||||
|
|
||||||
|
glGenFramebuffers(1, &window->gl.fbo);
|
||||||
|
glBindFramebuffer(GL_FRAMEBUFFER, window->gl.fbo);
|
||||||
|
|
||||||
|
glGenRenderbuffers(1, &window->gl.color_rbo);
|
||||||
|
|
||||||
|
glViewport(0, 0, window->geometry.width, window->geometry.height);
|
||||||
|
ar = (GLfloat)window->geometry.width / (GLfloat)window->geometry.height;
|
||||||
|
|
||||||
|
frag = create_shader(window, frag_shader_text, GL_FRAGMENT_SHADER);
|
||||||
|
vert = create_shader(window, vert_shader_text, GL_VERTEX_SHADER);
|
||||||
|
|
||||||
|
window->gl.program = glCreateProgram();
|
||||||
|
glAttachShader(window->gl.program, frag);
|
||||||
|
glAttachShader(window->gl.program, vert);
|
||||||
|
glLinkProgram(window->gl.program);
|
||||||
|
|
||||||
|
glGetProgramiv(window->gl.program, GL_LINK_STATUS, &status);
|
||||||
|
if (!status) {
|
||||||
|
char log[1000];
|
||||||
|
GLsizei len;
|
||||||
|
glGetProgramInfoLog(window->gl.program, 1000, &len, log);
|
||||||
|
fprintf(stderr, "Error: linking:\n%*s\n", len, log);
|
||||||
|
exit(1);
|
||||||
|
}
|
||||||
|
|
||||||
|
glUseProgram(window->gl.program);
|
||||||
|
|
||||||
|
window->gl.pos = 0;
|
||||||
|
window->gl.pos = 1;
|
||||||
|
|
||||||
|
glBindAttribLocation(window->gl.program, window->gl.pos, "pos");
|
||||||
|
glBindAttribLocation(window->gl.program, window->gl.col, "color");
|
||||||
|
glLinkProgram(window->gl.program);
|
||||||
|
|
||||||
|
window->gl.rotation_uniform =
|
||||||
|
glGetUniformLocation(window->gl.program, "rotation");
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
create_surface(struct window *window)
|
||||||
|
{
|
||||||
|
struct display *display = window->display;
|
||||||
|
struct wl_visual *visual;
|
||||||
|
EGLint name, stride;
|
||||||
|
EGLint image_attribs[] = {
|
||||||
|
EGL_WIDTH, 0,
|
||||||
|
EGL_HEIGHT, 0,
|
||||||
|
EGL_DRM_BUFFER_FORMAT_MESA, EGL_DRM_BUFFER_FORMAT_ARGB32_MESA,
|
||||||
|
EGL_DRM_BUFFER_USE_MESA, EGL_DRM_BUFFER_USE_SCANOUT_MESA,
|
||||||
|
EGL_NONE
|
||||||
|
};
|
||||||
|
|
||||||
|
window->drm_surface.surface =
|
||||||
|
wl_compositor_create_surface(display->interface.compositor);
|
||||||
|
|
||||||
|
image_attribs[1] = window->geometry.width;
|
||||||
|
image_attribs[3] = window->geometry.height;
|
||||||
|
|
||||||
|
window->drm_surface.image = eglCreateDRMImageMESA(display->egl.dpy,
|
||||||
|
image_attribs);
|
||||||
|
eglExportDRMImageMESA(display->egl.dpy, window->drm_surface.image,
|
||||||
|
&name, NULL, &stride);
|
||||||
|
visual = wl_display_get_premultiplied_argb_visual(display->display);
|
||||||
|
|
||||||
|
window->drm_surface.buffer =
|
||||||
|
wl_drm_create_buffer(display->interface.drm, name,
|
||||||
|
window->geometry.width,
|
||||||
|
window->geometry.height,
|
||||||
|
stride, visual);
|
||||||
|
/* Process wl_drm_create_buffer. */
|
||||||
|
wl_display_iterate(display->display, WL_DISPLAY_WRITABLE);
|
||||||
|
|
||||||
|
wl_surface_attach(window->drm_surface.surface,
|
||||||
|
window->drm_surface.buffer, 0, 0);
|
||||||
|
wl_surface_map_toplevel(window->drm_surface.surface);
|
||||||
|
|
||||||
|
glBindRenderbuffer(GL_RENDERBUFFER, window->gl.color_rbo);
|
||||||
|
glEGLImageTargetRenderbufferStorageOES(GL_RENDERBUFFER,
|
||||||
|
window->drm_surface.image);
|
||||||
|
|
||||||
|
glFramebufferRenderbuffer(GL_FRAMEBUFFER,
|
||||||
|
GL_COLOR_ATTACHMENT0,
|
||||||
|
GL_RENDERBUFFER,
|
||||||
|
window->gl.color_rbo);
|
||||||
|
|
||||||
|
assert(glCheckFramebufferStatus(GL_FRAMEBUFFER) ==
|
||||||
|
GL_FRAMEBUFFER_COMPLETE);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
redraw(void *data, uint32_t time)
|
||||||
|
{
|
||||||
|
struct window *window = data;
|
||||||
|
static const GLfloat verts[3][2] = {
|
||||||
|
{ -0.5, -0.5 },
|
||||||
|
{ 0.5, -0.5 },
|
||||||
|
{ 0, 0.5 }
|
||||||
|
};
|
||||||
|
static const GLfloat colors[3][3] = {
|
||||||
|
{ 1, 0, 0 },
|
||||||
|
{ 0, 1, 0 },
|
||||||
|
{ 0, 0, 1 }
|
||||||
|
};
|
||||||
|
GLfloat angle;
|
||||||
|
GLfloat rotation[4][4] = {
|
||||||
|
{ 1, 0, 0, 0 },
|
||||||
|
{ 0, 1, 0, 0 },
|
||||||
|
{ 0, 0, 1, 0 },
|
||||||
|
{ 0, 0, 0, 1 }
|
||||||
|
};
|
||||||
|
static const int32_t speed_div = 5;
|
||||||
|
static uint32_t start_time = 0;
|
||||||
|
|
||||||
|
if (start_time == 0)
|
||||||
|
start_time = time;
|
||||||
|
|
||||||
|
angle = ((time-start_time) / speed_div) % 360 * M_PI / 180.0;
|
||||||
|
rotation[0][0] = cos(angle);
|
||||||
|
rotation[0][2] = sin(angle);
|
||||||
|
rotation[2][0] = -sin(angle);
|
||||||
|
rotation[2][2] = cos(angle);
|
||||||
|
|
||||||
|
glUniformMatrix4fv(window->gl.rotation_uniform, 1, GL_FALSE,
|
||||||
|
(GLfloat *) rotation);
|
||||||
|
|
||||||
|
glClearColor(0.0, 0.0, 0.0, 0.5);
|
||||||
|
glClear(GL_COLOR_BUFFER_BIT);
|
||||||
|
|
||||||
|
glVertexAttribPointer(window->gl.pos, 2, GL_FLOAT, GL_FALSE, 0, verts);
|
||||||
|
glVertexAttribPointer(window->gl.col, 3, GL_FLOAT, GL_FALSE, 0, colors);
|
||||||
|
glEnableVertexAttribArray(window->gl.pos);
|
||||||
|
glEnableVertexAttribArray(window->gl.col);
|
||||||
|
|
||||||
|
glDrawArrays(GL_TRIANGLES, 0, 3);
|
||||||
|
|
||||||
|
glDisableVertexAttribArray(window->gl.pos);
|
||||||
|
glDisableVertexAttribArray(window->gl.col);
|
||||||
|
|
||||||
|
glFlush();
|
||||||
|
|
||||||
|
wl_surface_damage(window->drm_surface.surface, 0, 0,
|
||||||
|
window->geometry.width, window->geometry.height);
|
||||||
|
|
||||||
|
wl_display_frame_callback(window->display->display, redraw, window);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
drm_handle_device(void *data, struct wl_drm *drm, const char *device)
|
||||||
|
{
|
||||||
|
struct display *d = data;
|
||||||
|
|
||||||
|
d->drm.device_name = strdup(device);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
drm_handle_authenticated(void *data, struct wl_drm *drm)
|
||||||
|
{
|
||||||
|
struct display *d = data;
|
||||||
|
|
||||||
|
d->drm.authenticated = true;
|
||||||
|
}
|
||||||
|
|
||||||
|
static const struct wl_drm_listener drm_listener = {
|
||||||
|
drm_handle_device,
|
||||||
|
drm_handle_authenticated
|
||||||
|
};
|
||||||
|
|
||||||
|
static void
|
||||||
|
display_handle_global(struct wl_display *display, uint32_t id,
|
||||||
|
const char *interface, uint32_t version, void *data)
|
||||||
|
{
|
||||||
|
struct display *d = data;
|
||||||
|
|
||||||
|
if (strcmp(interface, "compositor") == 0) {
|
||||||
|
d->interface.compositor = wl_compositor_create(display, id);
|
||||||
|
} else if (strcmp(interface, "drm") == 0) {
|
||||||
|
d->interface.drm = wl_drm_create(display, id);
|
||||||
|
wl_drm_add_listener(d->interface.drm, &drm_listener, d);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static int
|
||||||
|
event_mask_update(uint32_t mask, void *data)
|
||||||
|
{
|
||||||
|
struct display *d = data;
|
||||||
|
|
||||||
|
d->mask = mask;
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
main(int argc, char **argv)
|
||||||
|
{
|
||||||
|
struct display display = { 0 };
|
||||||
|
struct window window = { 0 };
|
||||||
|
drm_magic_t magic;
|
||||||
|
int ret;
|
||||||
|
|
||||||
|
memset(&display, 0, sizeof display);
|
||||||
|
memset(&window, 0, sizeof window);
|
||||||
|
|
||||||
|
window.display = &display;
|
||||||
|
window.geometry.width = 250;
|
||||||
|
window.geometry.height = 250;
|
||||||
|
|
||||||
|
display.display = wl_display_connect(NULL);
|
||||||
|
assert(display.display);
|
||||||
|
|
||||||
|
wl_display_add_global_listener(display.display,
|
||||||
|
display_handle_global, &display);
|
||||||
|
/* process connection events */
|
||||||
|
wl_display_iterate(display.display, WL_DISPLAY_READABLE);
|
||||||
|
|
||||||
|
display.drm.fd = open(display.drm.device_name, O_RDWR);
|
||||||
|
assert(display.drm.fd >= 0);
|
||||||
|
|
||||||
|
ret = drmGetMagic(display.drm.fd, &magic);
|
||||||
|
assert(ret == 0);
|
||||||
|
wl_drm_authenticate(display.interface.drm, magic);
|
||||||
|
wl_display_iterate(display.display, WL_DISPLAY_WRITABLE);
|
||||||
|
while (!display.drm.authenticated)
|
||||||
|
wl_display_iterate(display.display, WL_DISPLAY_READABLE);
|
||||||
|
|
||||||
|
init_egl(&display);
|
||||||
|
init_gl(&window);
|
||||||
|
create_surface(&window);
|
||||||
|
|
||||||
|
wl_display_frame_callback(display.display, redraw, &window);
|
||||||
|
|
||||||
|
wl_display_get_fd(display.display, event_mask_update, &display);
|
||||||
|
while (true)
|
||||||
|
wl_display_iterate(display.display, display.mask);
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
@ -251,36 +251,6 @@ wl_connection_data(struct wl_connection *connection, uint32_t mask)
|
||||||
char cmsg[128];
|
char cmsg[128];
|
||||||
int len, count, clen;
|
int len, count, clen;
|
||||||
|
|
||||||
if (mask & WL_CONNECTION_READABLE) {
|
|
||||||
wl_buffer_put_iov(&connection->in, iov, &count);
|
|
||||||
|
|
||||||
msg.msg_name = NULL;
|
|
||||||
msg.msg_namelen = 0;
|
|
||||||
msg.msg_iov = iov;
|
|
||||||
msg.msg_iovlen = count;
|
|
||||||
msg.msg_control = cmsg;
|
|
||||||
msg.msg_controllen = sizeof cmsg;
|
|
||||||
msg.msg_flags = 0;
|
|
||||||
|
|
||||||
do {
|
|
||||||
len = recvmsg(connection->fd, &msg, 0);
|
|
||||||
} while (len < 0 && errno == EINTR);
|
|
||||||
|
|
||||||
if (len < 0) {
|
|
||||||
fprintf(stderr,
|
|
||||||
"read error from connection %p: %m (%d)\n",
|
|
||||||
connection, errno);
|
|
||||||
return -1;
|
|
||||||
} else if (len == 0) {
|
|
||||||
/* FIXME: Handle this better? */
|
|
||||||
return -1;
|
|
||||||
}
|
|
||||||
|
|
||||||
decode_cmsg(&connection->fds_in, &msg);
|
|
||||||
|
|
||||||
connection->in.head += len;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (mask & WL_CONNECTION_WRITABLE) {
|
if (mask & WL_CONNECTION_WRITABLE) {
|
||||||
wl_buffer_get_iov(&connection->out, iov, &count);
|
wl_buffer_get_iov(&connection->out, iov, &count);
|
||||||
|
|
||||||
|
|
@ -314,6 +284,36 @@ wl_connection_data(struct wl_connection *connection, uint32_t mask)
|
||||||
connection->data);
|
connection->data);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
if (mask & WL_CONNECTION_READABLE) {
|
||||||
|
wl_buffer_put_iov(&connection->in, iov, &count);
|
||||||
|
|
||||||
|
msg.msg_name = NULL;
|
||||||
|
msg.msg_namelen = 0;
|
||||||
|
msg.msg_iov = iov;
|
||||||
|
msg.msg_iovlen = count;
|
||||||
|
msg.msg_control = cmsg;
|
||||||
|
msg.msg_controllen = sizeof cmsg;
|
||||||
|
msg.msg_flags = 0;
|
||||||
|
|
||||||
|
do {
|
||||||
|
len = recvmsg(connection->fd, &msg, 0);
|
||||||
|
} while (len < 0 && errno == EINTR);
|
||||||
|
|
||||||
|
if (len < 0) {
|
||||||
|
fprintf(stderr,
|
||||||
|
"read error from connection %p: %m (%d)\n",
|
||||||
|
connection, errno);
|
||||||
|
return -1;
|
||||||
|
} else if (len == 0) {
|
||||||
|
/* FIXME: Handle this better? */
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
decode_cmsg(&connection->fds_in, &msg);
|
||||||
|
|
||||||
|
connection->in.head += len;
|
||||||
|
}
|
||||||
|
|
||||||
return connection->in.head - connection->in.tail;
|
return connection->in.head - connection->in.tail;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
||||||
Loading…
Add table
Add a link
Reference in a new issue