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-rw-r--r--tests/tests.c350
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diff --git a/tests/tests.c b/tests/tests.c
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-/*************************************************************************
- * Copyright (C) 2009 Tavian Barnes <tavianator@gmail.com> *
- * *
- * This file is part of The Dimension Test Suite. *
- * *
- * The Dimension Test Suite is free software; you can redistribute it *
- * and/or modify it under the terms of the GNU General Public License as *
- * published by the Free Software Foundation; either version 3 of the *
- * License, or (at your option) any later version. *
- * *
- * The Dimension Test Suite is distributed in the hope that it will be *
- * useful, but WITHOUT ANY WARRANTY; without even the implied warranty *
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
- * General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program. If not, see <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-#include "tests.h"
-
-dmnsn_scene *
-dmnsn_new_default_scene()
-{
- dmnsn_scene *scene;
- dmnsn_object *sphere, *cube;
- dmnsn_matrix trans;
- dmnsn_sRGB sRGB;
- dmnsn_color color;
-
- /* Allocate a new scene */
- scene = dmnsn_new_scene();
- if (!scene) {
- return NULL;
- }
-
- /* Background color */
- sRGB.R = 0.0;
- sRGB.G = 0.0;
- sRGB.B = 0.1;
- color = dmnsn_color_from_sRGB(sRGB);
- color.filter = 0.1;
- scene->background = color;
-
- /* Allocate a canvas */
- scene->canvas = dmnsn_new_canvas(768, 480);
- if (!scene->canvas) {
- dmnsn_delete_scene(scene);
- return NULL;
- }
-
- /* Set up the transformation matrix for the perspective camera */
- trans = dmnsn_scale_matrix(
- dmnsn_vector_construct(
- ((double)scene->canvas->x)/scene->canvas->y, 1.0, 1.0
- )
- );
- trans = dmnsn_matrix_mul(
- dmnsn_translation_matrix(dmnsn_vector_construct(0.0, 0.0, -4.0)),
- trans
- );
- trans = dmnsn_matrix_mul(
- dmnsn_rotation_matrix(dmnsn_vector_construct(0.0, 1.0, 0.0)),
- trans
- );
-
- /* Create a perspective camera */
- scene->camera = dmnsn_new_perspective_camera();
- if (!scene->camera) {
- dmnsn_delete_canvas(scene->canvas);
- dmnsn_delete_scene(scene);
- return NULL;
- }
- dmnsn_set_perspective_camera_trans(scene->camera, trans);
-
- /* Now make our objects */
-
- sphere = dmnsn_new_sphere();
- if (!sphere) {
- dmnsn_delete_camera(scene->camera);
- dmnsn_delete_canvas(scene->canvas);
- dmnsn_delete_scene(scene);
- return NULL;
- }
-
- sphere->texture = dmnsn_new_texture();
- if (!sphere->texture) {
- dmnsn_delete_object(sphere);
- dmnsn_delete_camera(scene->camera);
- dmnsn_delete_canvas(scene->canvas);
- dmnsn_delete_scene(scene);
- return NULL;
- }
-
- sphere->texture->pigment = dmnsn_new_solid_pigment(dmnsn_white);
- if (!sphere->texture->pigment) {
- dmnsn_delete_texture(sphere->texture);
- dmnsn_delete_object(sphere);
- dmnsn_delete_camera(scene->camera);
- dmnsn_delete_canvas(scene->canvas);
- dmnsn_delete_scene(scene);
- return NULL;
- }
-
- sphere->trans = dmnsn_matrix_inverse(
- dmnsn_scale_matrix(dmnsn_vector_construct(1.25, 1.25, 1.25))
- );
- dmnsn_array_push(scene->objects, &sphere);
-
- cube = dmnsn_new_cube();
- if (!cube) {
- dmnsn_delete_pigment(sphere->texture->pigment);
- dmnsn_delete_texture(sphere->texture);
- dmnsn_delete_object(sphere);
- dmnsn_delete_camera(scene->camera);
- dmnsn_delete_canvas(scene->canvas);
- dmnsn_delete_scene(scene);
- return NULL;
- }
-
- cube->trans = dmnsn_matrix_inverse(
- dmnsn_rotation_matrix(dmnsn_vector_construct(0.75, 0.0, 0.0))
- );
- dmnsn_array_push(scene->objects, &cube);
-
- return scene;
-}
-
-void
-dmnsn_delete_default_scene(dmnsn_scene *scene)
-{
- dmnsn_object *sphere, *cube;
- dmnsn_array_get(scene->objects, 0, &sphere);
- dmnsn_array_get(scene->objects, 1, &cube);
-
-// dmnsn_delete_pigment(cube->texture->pigment);
- dmnsn_delete_texture(cube->texture);
- dmnsn_delete_object(cube);
-
- dmnsn_delete_pigment(sphere->texture->pigment);
- dmnsn_delete_texture(sphere->texture);
- dmnsn_delete_object(sphere);
-
- dmnsn_delete_camera(scene->camera);
- dmnsn_delete_canvas(scene->canvas);
- dmnsn_delete_scene(scene);
-}
-
-/* XIfEvent callback */
-static Bool
-WaitForNotify(Display *d, XEvent *e, char *arg)
-{
- return (e->type == MapNotify) && (e->xmap.window == (Window)arg);
-}
-
-dmnsn_display *
-dmnsn_new_display(const dmnsn_canvas *canvas)
-{
- int attributeList[] = {
- GLX_RGBA,
- GLX_DOUBLEBUFFER,
- GLX_RED_SIZE, 1,
- GLX_GREEN_SIZE, 1,
- GLX_BLUE_SIZE, 1,
- None
- };
- dmnsn_display *display;
- XVisualInfo *vi;
- XSetWindowAttributes swa;
-
- display = malloc(sizeof(dmnsn_display));
- if (!display) {
- return NULL;
- }
-
- /* Get an X connection */
- display->dpy = XOpenDisplay(0);
- if (!display->dpy) {
- free(display);
- return NULL;
- }
-
- /* Get an appropriate visual */
- vi = glXChooseVisual(display->dpy, DefaultScreen(display->dpy),
- attributeList);
- if (!vi) {
- XCloseDisplay(display->dpy);
- free(display);
- return NULL;
- }
-
- /* Create a GLX context */
- display->cx = glXCreateContext(display->dpy, vi, 0, GL_TRUE);
- if (!display->cx) {
- XCloseDisplay(display->dpy);
- free(display);
- return NULL;
- }
-
- /* Create a color map */
- display->cmap = XCreateColormap(display->dpy,
- RootWindow(display->dpy, vi->screen),
- vi->visual, AllocNone);
- if (!display->cmap) {
- glXDestroyContext(display->dpy, display->cx);
- XCloseDisplay(display->dpy);
- free(display);
- return NULL;
- }
-
- /* Create a window */
- swa.colormap = display->cmap;
- swa.border_pixel = 0;
- swa.event_mask = StructureNotifyMask;
- display->win = XCreateWindow(display->dpy,
- RootWindow(display->dpy, vi->screen),
- 0, 0, canvas->x, canvas->y,
- 0, vi->depth, InputOutput, vi->visual,
- CWBorderPixel|CWColormap|CWEventMask, &swa);
- if (!display->win) {
- XFreeColormap(display->dpy, display->cmap);
- glXDestroyContext(display->dpy, display->cx);
- XCloseDisplay(display->dpy);
- free(display);
- return NULL;
- }
-
- XStoreName(display->dpy, display->win, "glX");
-
- XMapWindow(display->dpy, display->win);
- XIfEvent(display->dpy, &display->event, WaitForNotify, (char*)display->win);
-
- /* Connect the context to the window */
- glXMakeCurrent(display->dpy, display->win, display->cx);
-
- return display;
-}
-
-void
-dmnsn_delete_display(dmnsn_display *display)
-{
- if (display) {
- XDestroyWindow(display->dpy, display->win);
- XFreeColormap(display->dpy, display->cmap);
- glXDestroyContext(display->dpy, display->cx);
- XCloseDisplay(display->dpy);
- free(display);
- }
-}
-
-void
-dmnsn_display_flush(dmnsn_display *display)
-{
- glFlush();
- glXSwapBuffers(display->dpy, display->win);
-}
-
-/* Print a progress bar of the progress of `progress' */
-void
-dmnsn_progressbar(const char *str, const dmnsn_progress *progress)
-{
- dmnsn_progress *barprogress = dmnsn_progressbar_async(str, progress);
- if (dmnsn_finish_progress(barprogress) != 0) {
- dmnsn_error(DMNSN_SEVERITY_HIGH,
- "Progress bar background thread failed.");
- }
-}
-
-typedef struct {
- dmnsn_progress *barprogress;
- const char *str;
- const dmnsn_progress *progress;
-} dmnsn_progressbar_payload;
-
-/* Progress bar thread callback */
-static void *dmnsn_progressbar_thread(void *ptr);
-
-/* Print a progress bar in the background */
-dmnsn_progress *
-dmnsn_progressbar_async(const char *str, const dmnsn_progress *progress)
-{
- dmnsn_progress *barprogress = dmnsn_new_progress();
- dmnsn_progressbar_payload *payload;
-
- if (barprogress) {
- payload = malloc(sizeof(dmnsn_progressbar_payload));
- if (!payload) {
- dmnsn_error(DMNSN_SEVERITY_HIGH,
- "Couldn't allocate progress bar payload.");
- }
-
- payload->barprogress = barprogress;
- payload->str = str;
- payload->progress = progress;
-
- /* Create the worker thread */
- if (pthread_create(&barprogress->thread, NULL, &dmnsn_progressbar_thread,
- payload) != 0)
- {
- dmnsn_error(DMNSN_SEVERITY_HIGH,
- "Couldn't start progress bar background thread.");
- }
- }
-
- return barprogress;
-}
-
-/* Actual progress bar implementation */
-static int dmnsn_progressbar_impl(dmnsn_progress *barprogress, const char *str,
- const dmnsn_progress *progress);
-
-/* Progress bar thread callback */
-static void *
-dmnsn_progressbar_thread(void *ptr)
-{
- dmnsn_progressbar_payload *payload = ptr;
- int *retval = malloc(sizeof(int));
- if (retval) {
- *retval = dmnsn_progressbar_impl(payload->barprogress,
- payload->str, payload->progress);
- }
- dmnsn_done_progress(payload->barprogress);
- free(payload);
- return retval;
-}
-
-/* Actual progress bar implementation */
-static int
-dmnsn_progressbar_impl(dmnsn_progress *barprogress,
- const char *str, const dmnsn_progress *progress)
-{
- const unsigned int increments = 32;
- unsigned int i;
-
- dmnsn_new_progress_element(barprogress, increments);
-
- printf("%s|", str);
- fflush(stdout);
- for (i = 0; i < increments; ++i) {
- dmnsn_wait_progress(progress, ((double)(i + 1))/increments);
-
- printf("=");
- fflush(stdout);
- dmnsn_increment_progress(barprogress);
- }
- printf("|\n");
- fflush(stdout);
-
- return 0;
-}
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