-----BEGIN PGP SIGNATURE----- iQJOBAABCAA4FiEEcDKHej6x6uPk3J379jQS5glH1u8FAmTKfCgaHG1hcml1cy52 bGFkQGNvbGxhYm9yYS5jb20ACgkQ9jQS5glH1u+ihA//e09DRmit8rw2Gglk5N5G P/O4m0BukEcXZy4dEo9WEkhrJ/hGTyZ3iqUMtfdbWouEpEMR25ck8n3jTEtUj2QN T4Gm/Ljcr8zzmtljbjEBDfBOaE07tISa7aX+IPTg+imf/t54kg80WwuKrW4FbNz2 azr2L+UAIiFZ4fJ5jA0uiGRiBo2gEwxylujZlt609SQiQCYND+XrFY3fWkHC8vyW JfR3IfrYER7KXlxkdJiFE36eIEpgYGIguVp6Uj6B35gxr0+npIrcjY38v/KJILGl 5mbxnwblGQpLgnBRMb2JmffetK+puFrTSOzEQDSIaOTjuQ0hHX1Ocjg3NfiEoxfi eG25SNaqMMUE2U2+cdojP97vCscoU71rwTpuklY1MG37O50jWsjgcUpVKYwcoljA TBOhwIJ2jLIzs5Ax37V81Bh7zj95nGYHupHnZOcQ/+SPnjnQ5Je6RE4Me4d0JJdN aR/hj/mF+DU80/ySfQwN9/bFp9hbCsozjFClIKiJxnWi71wQZl2o8ZfA8oJZyG6K VwYkVTQMoQtTuyDdyD6lbNbbC8/uq8ZnX9qKVHuEZlHWigvGSvuDQLGExuK7Ksjy sQPYBdGGWoIJGbqwuJX+FQ/hJgSnY1/VBp82N4//OUYs65LW01ACxF7J8SIIp+nE EJhNfCTDnO1hrN5xhmhk+qs= =GzNE -----END PGP SIGNATURE----- Merge tag '11.0.3' into dev 11.0.3dev
commit
0cc7369023
@ -0,0 +1,20 @@ |
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#!/bin/bash |
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|
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# When running Debian's Xwayland and fontconfig, we hit memory leaks which |
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# aren't visible on other setups. We do have suppressions for these tests, but |
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# regrettably ASan can't see through omitted frame pointers in Expat, so for |
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# Xwayland specifically, we disable fast-unwind. |
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# |
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# Doing it globally makes the other tests far, far, too slow to run. |
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case "$1" in |
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*xwayland*) |
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export ASAN_OPTIONS="detect_leaks=0,fast_unwind_on_malloc=0" |
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;; |
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*) |
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export ASAN_OPTIONS="detect_leaks=0" |
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;; |
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esac |
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|
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export ASAN_OPTIONS |
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|
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exec "$@" |
@ -1,504 +0,0 @@ |
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/*
|
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* Copyright ยฉ 2008 Kristian Hรธgsberg |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a |
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* copy of this software and associated documentation files (the "Software"), |
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* to deal in the Software without restriction, including without limitation |
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* the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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* and/or sell copies of the Software, and to permit persons to whom the |
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* Software is furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice (including the next |
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* paragraph) shall be included in all copies or substantial portions of the |
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* Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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* DEALINGS IN THE SOFTWARE. |
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*/ |
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|
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#include "config.h" |
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|
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#include <stdint.h> |
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#include <stdbool.h> |
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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 <math.h> |
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#include <time.h> |
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#include <errno.h> |
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|
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#include <GL/gl.h> |
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#include <EGL/egl.h> |
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#include <EGL/eglext.h> |
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|
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#include <linux/input.h> |
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#include <wayland-client.h> |
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|
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#include "window.h" |
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|
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struct gears { |
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struct window *window; |
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struct widget *widget; |
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|
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struct display *d; |
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|
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EGLDisplay display; |
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EGLDisplay config; |
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EGLContext context; |
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GLfloat angle; |
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|
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struct { |
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GLfloat rotx; |
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GLfloat roty; |
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} view; |
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|
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int button_down; |
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int last_x, last_y; |
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|
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GLint gear_list[3]; |
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int fullscreen; |
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int frames; |
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uint32_t last_fps; |
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}; |
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|
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struct gear_template { |
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GLfloat material[4]; |
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GLfloat inner_radius; |
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GLfloat outer_radius; |
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GLfloat width; |
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GLint teeth; |
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GLfloat tooth_depth; |
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}; |
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|
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static const struct gear_template gear_templates[] = { |
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{ { 0.8, 0.1, 0.0, 1.0 }, 1.0, 4.0, 1.0, 20, 0.7 }, |
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{ { 0.0, 0.8, 0.2, 1.0 }, 0.5, 2.0, 2.0, 10, 0.7 }, |
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{ { 0.2, 0.2, 1.0, 1.0 }, 1.3, 2.0, 0.5, 10, 0.7 }, |
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}; |
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|
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static GLfloat light_pos[4] = {5.0, 5.0, 10.0, 0.0}; |
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|
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static void die(const char *msg) |
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{ |
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fprintf(stderr, "%s", msg); |
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exit(EXIT_FAILURE); |
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} |
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|
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static void |
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make_gear(const struct gear_template *t) |
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{ |
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GLint i; |
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GLfloat r0, r1, r2; |
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GLfloat angle, da; |
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GLfloat u, v, len; |
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|
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glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, t->material); |
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|
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r0 = t->inner_radius; |
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r1 = t->outer_radius - t->tooth_depth / 2.0; |
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r2 = t->outer_radius + t->tooth_depth / 2.0; |
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|
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da = 2.0 * M_PI / t->teeth / 4.0; |
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|
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glShadeModel(GL_FLAT); |
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|
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glNormal3f(0.0, 0.0, 1.0); |
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|
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/* draw front face */ |
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glBegin(GL_QUAD_STRIP); |
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for (i = 0; i <= t->teeth; i++) { |
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angle = i * 2.0 * M_PI / t->teeth; |
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glVertex3f(r0 * cos(angle), r0 * sin(angle), t->width * 0.5); |
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glVertex3f(r1 * cos(angle), r1 * sin(angle), t->width * 0.5); |
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if (i < t->teeth) { |
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glVertex3f(r0 * cos(angle), r0 * sin(angle), t->width * 0.5); |
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glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), t->width * 0.5); |
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} |
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} |
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glEnd(); |
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|
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/* draw front sides of teeth */ |
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glBegin(GL_QUADS); |
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da = 2.0 * M_PI / t->teeth / 4.0; |
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for (i = 0; i < t->teeth; i++) { |
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angle = i * 2.0 * M_PI / t->teeth; |
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|
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glVertex3f(r1 * cos(angle), r1 * sin(angle), t->width * 0.5); |
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glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), t->width * 0.5); |
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glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), t->width * 0.5); |
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glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), t->width * 0.5); |
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} |
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glEnd(); |
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|
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glNormal3f(0.0, 0.0, -1.0); |
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|
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/* draw back face */ |
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glBegin(GL_QUAD_STRIP); |
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for (i = 0; i <= t->teeth; i++) { |
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angle = i * 2.0 * M_PI / t->teeth; |
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glVertex3f(r1 * cos(angle), r1 * sin(angle), -t->width * 0.5); |
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glVertex3f(r0 * cos(angle), r0 * sin(angle), -t->width * 0.5); |
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if (i < t->teeth) { |
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glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), -t->width * 0.5); |
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glVertex3f(r0 * cos(angle), r0 * sin(angle), -t->width * 0.5); |
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} |
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} |
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glEnd(); |
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|
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/* draw back sides of teeth */ |
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glBegin(GL_QUADS); |
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da = 2.0 * M_PI / t->teeth / 4.0; |
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for (i = 0; i < t->teeth; i++) { |
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angle = i * 2.0 * M_PI / t->teeth; |
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|
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glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), -t->width * 0.5); |
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glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), -t->width * 0.5); |
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glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -t->width * 0.5); |
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glVertex3f(r1 * cos(angle), r1 * sin(angle), -t->width * 0.5); |
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} |
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glEnd(); |
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|
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/* draw outward faces of teeth */ |
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glBegin(GL_QUAD_STRIP); |
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for (i = 0; i < t->teeth; i++) { |
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angle = i * 2.0 * M_PI / t->teeth; |
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|
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glVertex3f(r1 * cos(angle), r1 * sin(angle), t->width * 0.5); |
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glVertex3f(r1 * cos(angle), r1 * sin(angle), -t->width * 0.5); |
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u = r2 * cos(angle + da) - r1 * cos(angle); |
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v = r2 * sin(angle + da) - r1 * sin(angle); |
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len = sqrt(u * u + v * v); |
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u /= len; |
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v /= len; |
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glNormal3f(v, -u, 0.0); |
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glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), t->width * 0.5); |
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glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -t->width * 0.5); |
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glNormal3f(cos(angle), sin(angle), 0.0); |
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glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), t->width * 0.5); |
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glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), -t->width * 0.5); |
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u = r1 * cos(angle + 3 * da) - r2 * cos(angle + 2 * da); |
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v = r1 * sin(angle + 3 * da) - r2 * sin(angle + 2 * da); |
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glNormal3f(v, -u, 0.0); |
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glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), t->width * 0.5); |
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glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), -t->width * 0.5); |
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glNormal3f(cos(angle), sin(angle), 0.0); |
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} |
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|
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glVertex3f(r1 * cos(0), r1 * sin(0), t->width * 0.5); |
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glVertex3f(r1 * cos(0), r1 * sin(0), -t->width * 0.5); |
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|
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glEnd(); |
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|
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glShadeModel(GL_SMOOTH); |
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|
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/* draw inside radius cylinder */ |
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glBegin(GL_QUAD_STRIP); |
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for (i = 0; i <= t->teeth; i++) { |
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angle = i * 2.0 * M_PI / t->teeth; |
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glNormal3f(-cos(angle), -sin(angle), 0.0); |
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glVertex3f(r0 * cos(angle), r0 * sin(angle), -t->width * 0.5); |
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glVertex3f(r0 * cos(angle), r0 * sin(angle), t->width * 0.5); |
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} |
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glEnd(); |
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} |
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|
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static void |
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update_fps(struct gears *gears, uint32_t time) |
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{ |
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long diff_ms; |
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static bool first_call = true; |
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|
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if (first_call) { |
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gears->last_fps = time; |
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first_call = false; |
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} else |
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gears->frames++; |
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|
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diff_ms = time - gears->last_fps; |
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|
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if (diff_ms > 5000) { |
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float seconds = diff_ms / 1000.0; |
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float fps = gears->frames / seconds; |
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|
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printf("%d frames in %6.3f seconds = %6.3f FPS\n", gears->frames, seconds, fps); |
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fflush(stdout); |
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|
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gears->frames = 0; |
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gears->last_fps = time; |
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} |
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} |
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|
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static void |
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frame_callback(void *data, struct wl_callback *callback, uint32_t time) |
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{ |
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struct gears *gears = data; |
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|
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update_fps(gears, time); |
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|
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gears->angle = (GLfloat) (time % 8192) * 360 / 8192.0; |
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|
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window_schedule_redraw(gears->window); |
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|
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if (callback) |
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wl_callback_destroy(callback); |
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} |
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|
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static const struct wl_callback_listener listener = { |
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frame_callback |
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}; |
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|
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static int |
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motion_handler(struct widget *widget, struct input *input, |
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uint32_t time, float x, float y, void *data) |
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{ |
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struct gears *gears = data; |
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int offset_x, offset_y; |
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float step = 0.5; |
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|
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if (gears->button_down) { |
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offset_x = x - gears->last_x; |
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offset_y = y - gears->last_y; |
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gears->last_x = x; |
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gears->last_y = y; |
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gears->view.roty += offset_x * step; |
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gears->view.rotx += offset_y * step; |
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if (gears->view.roty >= 360) |
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gears->view.roty = gears->view.roty - 360; |
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if (gears->view.roty <= 0) |
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gears->view.roty = gears->view.roty + 360; |
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if (gears->view.rotx >= 360) |
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gears->view.rotx = gears->view.rotx - 360; |
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if (gears->view.rotx <= 0) |
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gears->view.rotx = gears->view.rotx + 360; |
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} |
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|
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return CURSOR_LEFT_PTR; |
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} |
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|
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static void |
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button_handler(struct widget *widget, struct input *input, |
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uint32_t time, uint32_t button, |
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enum wl_pointer_button_state state, void *data) |
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{ |
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struct gears *gears = data; |
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|
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if (button == BTN_LEFT) { |
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if (state == WL_POINTER_BUTTON_STATE_PRESSED) { |
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gears->button_down = 1; |
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input_get_position(input, |
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&gears->last_x, &gears->last_y); |
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} else { |
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gears->button_down = 0; |
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} |
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} |
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} |
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|
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static void |
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redraw_handler(struct widget *widget, void *data) |
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{ |
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struct rectangle window_allocation; |
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struct rectangle allocation; |
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struct wl_callback *callback; |
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struct gears *gears = data; |
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|
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widget_get_allocation(gears->widget, &allocation); |
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window_get_allocation(gears->window, &window_allocation); |
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|
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if (display_acquire_window_surface(gears->d, |
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gears->window, |
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gears->context) < 0) { |
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die("Unable to acquire window surface, " |
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"compiled without cairo-egl?\n"); |
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} |
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|
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glViewport(allocation.x, |
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window_allocation.height - allocation.height - allocation.y, |
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allocation.width, allocation.height); |
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glScissor(allocation.x, |
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window_allocation.height - allocation.height - allocation.y, |
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allocation.width, allocation.height); |
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|
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glEnable(GL_SCISSOR_TEST); |
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); |
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|
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glPushMatrix(); |
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|
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glTranslatef(0.0, 0.0, -50); |
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|
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glRotatef(gears->view.rotx, 1.0, 0.0, 0.0); |
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glRotatef(gears->view.roty, 0.0, 1.0, 0.0); |
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|
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glPushMatrix(); |
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glTranslatef(-3.0, -2.0, 0.0); |
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glRotatef(gears->angle, 0.0, 0.0, 1.0); |
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glCallList(gears->gear_list[0]); |
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glPopMatrix(); |
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|
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glPushMatrix(); |
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glTranslatef(3.1, -2.0, 0.0); |
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glRotatef(-2.0 * gears->angle - 9.0, 0.0, 0.0, 1.0); |
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glCallList(gears->gear_list[1]); |
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glPopMatrix(); |
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|
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glPushMatrix(); |
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glTranslatef(-3.1, 4.2, 0.0); |
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glRotatef(-2.0 * gears->angle - 25.0, 0.0, 0.0, 1.0); |
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glCallList(gears->gear_list[2]); |
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glPopMatrix(); |
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|
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glPopMatrix(); |
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|
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glFlush(); |
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|
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display_release_window_surface(gears->d, gears->window); |
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|
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callback = wl_surface_frame(window_get_wl_surface(gears->window)); |
||||
wl_callback_add_listener(callback, &listener, gears); |
||||
} |
||||
|
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static void |
||||
resize_handler(struct widget *widget, |
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int32_t width, int32_t height, void *data) |
||||
{ |
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struct gears *gears = data; |
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int32_t size, big, small; |
||||
|
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/* Constrain child size to be square and at least 300x300 */ |
||||
if (width < height) { |
||||
small = width; |
||||
big = height; |
||||
} else { |
||||
small = height; |
||||
big = width; |
||||
} |
||||
|
||||
if (gears->fullscreen) |
||||
size = small; |
||||
else |
||||
size = big; |
||||
|
||||
widget_set_size(gears->widget, size, size); |
||||
} |
||||
|
||||
static void |
||||
keyboard_focus_handler(struct window *window, |
||||
struct input *device, void *data) |
||||
{ |
||||
window_schedule_redraw(window); |
||||
} |
||||
|
||||
static void |
||||
fullscreen_handler(struct window *window, void *data) |
||||
{ |
||||
struct gears *gears = data; |
||||
|
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gears->fullscreen ^= 1; |
||||
window_set_fullscreen(window, gears->fullscreen); |
||||
} |
||||
|
||||
static struct gears * |
||||
gears_create(struct display *display) |
||||
{ |
||||
const int width = 450, height = 500; |
||||
struct gears *gears; |
||||
int i; |
||||
|
||||
gears = zalloc(sizeof *gears); |
||||
gears->d = display; |
||||
gears->window = window_create(display); |
||||
gears->widget = window_frame_create(gears->window, gears); |
||||
window_set_title(gears->window, "Wayland Gears"); |
||||
window_set_appid(gears->window, "org.freedesktop.weston.wayland-gears"); |
||||
|
||||
gears->display = display_get_egl_display(gears->d); |
||||
if (gears->display == NULL) |
||||
die("failed to create egl display\n"); |
||||
|
||||
eglBindAPI(EGL_OPENGL_API); |
||||
|
||||
gears->config = display_get_argb_egl_config(gears->d); |
||||
|
||||
gears->context = eglCreateContext(gears->display, gears->config, |
||||
EGL_NO_CONTEXT, NULL); |
||||
if (gears->context == NULL) |
||||
die("failed to create context\n"); |
||||
|
||||
if (!eglMakeCurrent(gears->display, NULL, NULL, gears->context)) |
||||
die("failed to make context current\n"); |
||||
|
||||
for (i = 0; i < 3; i++) { |
||||
gears->gear_list[i] = glGenLists(1); |
||||
glNewList(gears->gear_list[i], GL_COMPILE); |
||||
make_gear(&gear_templates[i]); |
||||
glEndList(); |
||||
} |
||||
|
||||
gears->button_down = 0; |
||||
gears->last_x = 0; |
||||
gears->last_y = 0; |
||||
|
||||
gears->view.rotx = 20.0; |
||||
gears->view.roty = 30.0; |
||||
|
||||
printf("Warning: FPS count is limited by the wayland compositor or monitor refresh rate\n"); |
||||
|
||||
glEnable(GL_NORMALIZE); |
||||
|
||||
glMatrixMode(GL_PROJECTION); |
||||
glLoadIdentity(); |
||||
glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 200.0); |
||||
glMatrixMode(GL_MODELVIEW); |
||||
|
||||
glLightfv(GL_LIGHT0, GL_POSITION, light_pos); |
||||
glEnable(GL_CULL_FACE); |
||||
glEnable(GL_LIGHTING); |
||||
glEnable(GL_LIGHT0); |
||||
glEnable(GL_DEPTH_TEST); |
||||
glClearColor(0, 0, 0, 0.92); |
||||
|
||||
window_set_user_data(gears->window, gears); |
||||
widget_set_resize_handler(gears->widget, resize_handler); |
||||
widget_set_redraw_handler(gears->widget, redraw_handler); |
||||
widget_set_button_handler(gears->widget, button_handler); |
||||
widget_set_motion_handler(gears->widget, motion_handler); |
||||
window_set_keyboard_focus_handler(gears->window, |
||||
keyboard_focus_handler); |
||||
window_set_fullscreen_handler(gears->window, fullscreen_handler); |
||||
|
||||
window_schedule_resize(gears->window, width, height); |
||||
|
||||
return gears; |
||||
} |
||||
|
||||
static void |
||||
gears_destroy(struct gears *gears) |
||||
{ |
||||
widget_destroy(gears->widget); |
||||
window_destroy(gears->window); |
||||
free(gears); |
||||
} |
||||
|
||||
int main(int argc, char *argv[]) |
||||
{ |
||||
struct display *d; |
||||
struct gears *gears; |
||||
|
||||
d = display_create(&argc, argv); |
||||
if (d == NULL) { |
||||
fprintf(stderr, "failed to create display: %s\n", |
||||
strerror(errno)); |
||||
return -1; |
||||
} |
||||
gears = gears_create(d); |
||||
display_run(d); |
||||
|
||||
gears_destroy(gears); |
||||
display_destroy(d); |
||||
|
||||
return 0; |
||||
} |
@ -1,374 +0,0 @@ |
||||
/*
|
||||
* Copyright ยฉ 2013 Intel Corporation |
||||
* |
||||
* Permission is hereby granted, free of charge, to any person obtaining a |
||||
* copy of this software and associated documentation files (the "Software"), |
||||
* to deal in the Software without restriction, including without limitation |
||||
* the rights to use, copy, modify, merge, publish, distribute, sublicense, |
||||
* and/or sell copies of the Software, and to permit persons to whom the |
||||
* Software is furnished to do so, subject to the following conditions: |
||||
* |
||||
* The above copyright notice and this permission notice (including the next |
||||
* paragraph) shall be included in all copies or substantial portions of the |
||||
* Software. |
||||
* |
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
||||
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
||||
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
||||
* DEALINGS IN THE SOFTWARE. |
||||
*/ |
||||
|
||||
#include "config.h" |
||||
|
||||
#include <stdint.h> |
||||
#include <stdio.h> |
||||
#include <stdlib.h> |
||||
#include <string.h> |
||||
|
||||
#include <wayland-egl.h> |
||||
#include <wayland-cursor.h> |
||||
|
||||
#include <GLES2/gl2.h> |
||||
#include <EGL/egl.h> |
||||
|
||||
#include "shared/platform.h" |
||||
|
||||
struct window; |
||||
struct seat; |
||||
|
||||
struct nested_client { |
||||
struct wl_display *display; |
||||
struct wl_registry *registry; |
||||
struct wl_compositor *compositor; |
||||
|
||||
EGLDisplay egl_display; |
||||
EGLContext egl_context; |
||||
EGLConfig egl_config; |
||||
EGLSurface egl_surface; |
||||
struct program *color_program; |
||||
|
||||
GLuint vert, frag, program; |
||||
GLuint rotation; |
||||
GLuint pos; |
||||
GLuint col; |
||||
|
||||
struct wl_surface *surface; |
||||
struct wl_egl_window *native; |
||||
int width, height; |
||||
}; |
||||
|
||||
#define POS 0 |
||||
#define COL 1 |
||||
|
||||
static GLuint |
||||
create_shader(const char *source, GLenum shader_type) |
||||
{ |
||||
GLuint shader; |
||||
GLint status; |
||||
|
||||
shader = glCreateShader(shader_type); |
||||
if (shader == 0) |
||||
return 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); |
||||
return 0; |
||||
} |
||||
|
||||
return shader; |
||||
} |
||||
|
||||
static void |
||||
create_program(struct nested_client *client, |
||||
const char *vert, const char *frag) |
||||
{ |
||||
GLint status; |
||||
|
||||
client->vert = create_shader(vert, GL_VERTEX_SHADER); |
||||
client->frag = create_shader(frag, GL_FRAGMENT_SHADER); |
||||
|
||||
client->program = glCreateProgram(); |
||||
glAttachShader(client->program, client->frag); |
||||
glAttachShader(client->program, client->vert); |
||||
glBindAttribLocation(client->program, POS, "pos"); |
||||
glBindAttribLocation(client->program, COL, "color"); |
||||
glLinkProgram(client->program); |
||||
|
||||
glGetProgramiv(client->program, GL_LINK_STATUS, &status); |
||||
if (!status) { |
||||
char log[1000]; |
||||
GLsizei len; |
||||
glGetProgramInfoLog(client->program, 1000, &len, log); |
||||
fprintf(stderr, "Error: linking:\n%.*s\n", len, log); |
||||
exit(1); |
||||
} |
||||
|
||||
client->rotation = |
||||
glGetUniformLocation(client->program, "rotation"); |
||||
} |
||||
|
||||
static const char vertex_shader_text[] = |
||||
"uniform mat4 rotation;\n" |
||||
"attribute vec4 pos;\n" |
||||
"attribute vec4 color;\n" |
||||
"varying vec4 v_color;\n" |
||||
"void main() {\n" |
||||
" gl_Position = rotation * pos;\n" |
||||
" v_color = color;\n" |
||||
"}\n"; |
||||
|
||||
static const char color_fragment_shader_text[] = |
||||
"precision mediump float;\n" |
||||
"varying vec4 v_color;\n" |
||||
"void main() {\n" |
||||
" gl_FragColor = v_color;\n" |
||||
"}\n"; |
||||
|
||||
static void |
||||
render_triangle(struct nested_client *client, uint32_t time) |
||||
{ |
||||
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 (client->program == 0) |
||||
create_program(client, vertex_shader_text, |
||||
color_fragment_shader_text); |
||||
|
||||
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); |
||||
|
||||
glClearColor(0.4, 0.4, 0.4, 1.0); |
||||
glClear(GL_COLOR_BUFFER_BIT); |
||||
|
||||
glUseProgram(client->program); |
||||
|
||||
glViewport(0, 0, client->width, client->height); |
||||
|
||||
glUniformMatrix4fv(client->rotation, 1, GL_FALSE, |
||||
(GLfloat *) rotation); |
||||
|
||||
glVertexAttribPointer(POS, 2, GL_FLOAT, GL_FALSE, 0, verts); |
||||
glVertexAttribPointer(COL, 3, GL_FLOAT, GL_FALSE, 0, colors); |
||||
glEnableVertexAttribArray(POS); |
||||
glEnableVertexAttribArray(COL); |
||||
|
||||
glDrawArrays(GL_TRIANGLES, 0, 3); |
||||
|
||||
glDisableVertexAttribArray(POS); |
||||
glDisableVertexAttribArray(COL); |
||||
|
||||
glFlush(); |
||||
} |
||||
|
||||
static void |
||||
frame_callback(void *data, struct wl_callback *callback, uint32_t time); |
||||
|
||||
static const |