summaryrefslogtreecommitdiff
path: root/progs/miniglx
diff options
context:
space:
mode:
Diffstat (limited to 'progs/miniglx')
-rw-r--r--progs/miniglx/miniglxtest.c244
1 files changed, 163 insertions, 81 deletions
diff --git a/progs/miniglx/miniglxtest.c b/progs/miniglx/miniglxtest.c
index ecc5786b73..4c5118f368 100644
--- a/progs/miniglx/miniglxtest.c
+++ b/progs/miniglx/miniglxtest.c
@@ -1,5 +1,3 @@
-/* $Id: miniglxtest.c,v 1.3 2004/03/25 14:58:39 brianp Exp $ */
-
/*
* Test the mini GLX interface.
*/
@@ -7,6 +5,7 @@
#include <stdio.h>
#include <stdlib.h>
+#include <string.h>
#include <unistd.h>
#include <GL/gl.h>
#define USE_MINI_GLX 1
@@ -15,91 +14,88 @@
#else
#include <GL/glx.h>
#endif
+#include "../util/writebuf.c"
-#define FRONTBUFFER 1
-#define NR 6
-#define DO_SLEEPS 1
-#define NR_DISPLAYS 2
+static GLXContext ctx;
-GLXContext ctx;
+static GLuint NumFrames = 100;
+static GLuint NumDisplays = 1;
+static GLboolean Texture = GL_FALSE;
+static GLboolean SingleBuffer = GL_FALSE;
+static GLboolean Sleeps = GL_TRUE;
-static void _subset_Rectf( GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2 )
+static void
+rect(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2)
{
- glBegin( GL_QUADS );
- glVertex2f( x1, y1 );
- glVertex2f( x2, y1 );
- glVertex2f( x2, y2 );
- glVertex2f( x1, y2 );
+ glBegin(GL_QUADS);
+ glTexCoord2f(0, 0); glColor3f(0, 0, 1); glVertex2f(x1, y1);
+ glTexCoord2f(1, 0); glColor3f(1, 0, 0); glVertex2f(x2, y1);
+ glTexCoord2f(1, 1); glColor3f(0, 1, 0); glVertex2f(x2, y2);
+ glTexCoord2f(0, 1); glColor3f(0, 0, 0); glVertex2f(x1, y2);
glEnd();
}
-
-static void redraw( Display *dpy, Window w, int rot )
+static void
+redraw(Display *dpy, Window w, int rot)
{
- printf("Redraw event\n");
-
-#if FRONTBUFFER
- glDrawBuffer( GL_FRONT );
-#else
-/* glDrawBuffer( GL_BACK ); */
-#endif
+ GLfloat a;
- glClearColor( rand()/(float)RAND_MAX,
- rand()/(float)RAND_MAX,
- rand()/(float)RAND_MAX,
- 1);
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
- glClear( GL_COLOR_BUFFER_BIT );
-
-#if 1
- glColor3f( rand()/(float)RAND_MAX,
- rand()/(float)RAND_MAX,
- rand()/(float)RAND_MAX );
glPushMatrix();
- glRotatef(rot, 0, 0, 1);
- glScalef(.5, .5, .5);
- _subset_Rectf( -1, -1, 1, 1 );
+ glRotatef(rot, 0, 0, 1);
+ glScalef(.5, .5, .5);
+ for (a = 0.0; a < 360.0; a += 30.0) {
+ glPushMatrix();
+ glRotatef(a, 0, 0, 1);
+ glRotatef(40, 1, 0, 0);
+ glColor3f(a / 360.0, 1-a/360.0, 0);
+ rect(0.3, -0.25, 1.5, 0.25);
+ glPopMatrix();
+ }
glPopMatrix();
-#endif
-#if FRONTBUFFER
- glFlush();
-#else
- glXSwapBuffers( dpy, w );
-#endif
- glFinish();
+ if (SingleBuffer)
+ glFlush();
+ else
+ glXSwapBuffers(dpy, w);
}
-static Window make_rgb_db_window( Display *dpy,
- unsigned int width, unsigned int height )
+static Window
+make_window(Display *dpy, unsigned int width, unsigned int height)
{
- int attrib[] = { GLX_RGBA,
- GLX_RED_SIZE, 1,
- GLX_GREEN_SIZE, 1,
- GLX_BLUE_SIZE, 1,
-#if !FRONTBUFFER
- GLX_DOUBLEBUFFER,
-#endif
- None };
- int scrnum;
+ int attrib_single[] = { GLX_RGBA,
+ GLX_RED_SIZE, 1,
+ GLX_GREEN_SIZE, 1,
+ GLX_BLUE_SIZE, 1,
+ GLX_DEPTH_SIZE, 1,
+ None };
+ int attrib_double[] = { GLX_RGBA,
+ GLX_RED_SIZE, 1,
+ GLX_GREEN_SIZE, 1,
+ GLX_BLUE_SIZE, 1,
+ GLX_DEPTH_SIZE, 1,
+ GLX_DOUBLEBUFFER,
+ None };
+ int *attrib = SingleBuffer ? attrib_single : attrib_double;
+ int scrnum = 0;
XSetWindowAttributes attr;
unsigned long mask;
Window root;
Window win;
XVisualInfo *visinfo;
- scrnum = 0;
- root = RootWindow( dpy, scrnum );
+ root = RootWindow(dpy, scrnum);
- if (!(visinfo = glXChooseVisual( dpy, scrnum, attrib ))) {
+ if (!(visinfo = glXChooseVisual(dpy, scrnum, attrib))) {
printf("Error: couldn't get an RGB, Double-buffered visual\n");
exit(1);
}
- if(!(ctx = glXCreateContext( dpy, visinfo, NULL, True ))) {
+ if (!(ctx = glXCreateContext(dpy, visinfo, NULL, True))) {
printf("Error: glXCreateContext failed\n");
exit(1);
}
@@ -107,19 +103,19 @@ static Window make_rgb_db_window( Display *dpy,
/* window attributes */
attr.background_pixel = 0;
attr.border_pixel = 0;
- attr.colormap = XCreateColormap( dpy, root, visinfo->visual, AllocNone);
+ attr.colormap = XCreateColormap(dpy, root, visinfo->visual, AllocNone);
attr.event_mask = StructureNotifyMask | ExposureMask;
mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
- win = XCreateWindow( dpy, root, 0, 0, width, height,
+ win = XCreateWindow(dpy, root, 0, 0, width, height,
0, visinfo->depth, InputOutput,
- visinfo->visual, mask, &attr );
+ visinfo->visual, mask, &attr);
if (!win) {
printf("Error: XCreateWindow failed\n");
exit(1);
}
- glXMakeCurrent( dpy, win, ctx );
+ glXMakeCurrent(dpy, win, ctx);
glViewport(0, 0, width, height);
@@ -127,22 +123,28 @@ static Window make_rgb_db_window( Display *dpy,
}
-static void event_loop( Display *dpy, Window win )
+static void
+event_loop(Display *dpy, Window win)
{
int i;
- printf("Hang on... drawing %d frames\n", NR);
- for (i = 0; i < NR; i++) {
- redraw( dpy, win, i*10 );
- if (DO_SLEEPS) {
- printf("sleep(1)\n");
- sleep(1);
+ printf("Drawing %d frames\n", NumFrames);
+
+ for (i = 0; i < NumFrames; i++) {
+ redraw(dpy, win, -i*2);
+ if (i == 1) {
+ glReadBuffer(GL_BACK);
+ WritePPMFile("frame1.ppm", 800,600);
+ }
+ if (Sleeps) {
+ usleep(20000);
}
}
}
-static int foo( void )
+static int
+runtest(void)
{
Display *dpy;
Window win;
@@ -153,41 +155,121 @@ static int foo( void )
return 1;
}
- win = make_rgb_db_window( dpy, 800, 600);
+ win = make_window(dpy, 800, 600);
srand(getpid());
- glShadeModel( GL_FLAT );
- glClearColor( 0.5, 0.5, 0.5, 1.0 );
+ /* init GL state */
+ glClearColor(0.5, 0.5, 0.5, 1.0);
+ glEnable(GL_DEPTH_TEST);
+ if (Texture) {
+ GLubyte image[16][16][4];
+ GLint i, j;
+ for (i = 0; i < 16; i++) {
+ for (j = 0; j < 16; j++) {
+ if (((i / 2) ^ (j / 2)) & 1) {
+ image[i][j][0] = 255;
+ image[i][j][1] = 255;
+ image[i][j][2] = 255;
+ image[i][j][3] = 255;
+ }
+ else {
+ image[i][j][0] = 128;
+ image[i][j][1] = 128;
+ image[i][j][2] = 128;
+ image[i][j][3] = 128;
+ }
+ }
+ }
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 16, 16, 0,
+ GL_RGBA, GL_UNSIGNED_BYTE, image);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+ glEnable(GL_TEXTURE_2D);
+ }
+ if (SingleBuffer) {
+ glDrawBuffer(GL_FRONT);
+ glReadBuffer(GL_FRONT);
+ }
+ else {
+ glDrawBuffer(GL_BACK);
+ }
- XMapWindow( dpy, win );
+ XMapWindow(dpy, win);
+ /* wait for window to get mapped */
{
XEvent e;
while (1) {
- XNextEvent( dpy, &e );
+ XNextEvent(dpy, &e);
if (e.type == MapNotify && e.xmap.window == win) {
break;
}
}
}
- event_loop( dpy, win );
+ event_loop(dpy, win);
- glXDestroyContext( dpy, ctx );
- XDestroyWindow( dpy, win );
+ glXDestroyContext(dpy, ctx);
+ XDestroyWindow(dpy, win);
- XCloseDisplay( dpy );
+ XCloseDisplay(dpy);
return 0;
}
-int main()
+static void
+usage(void)
+{
+ printf("Usage:\n");
+ printf(" -f N render N frames (default %d)\n", NumFrames);
+ printf(" -d N do N display cycles\n");
+ printf(" -t texturing\n");
+ printf(" -s single buffering\n");
+ printf(" -n no usleep() delay\n");
+}
+
+
+static void
+parse_args(int argc, char *argv[])
{
int i;
- for (i = 0 ; i < NR_DISPLAYS ; i++) {
- if (foo() != 0)
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-f") == 0) {
+ NumFrames = atoi(argv[i + 1]);
+ i++;
+ }
+ else if (strcmp(argv[i], "-d") == 0) {
+ NumDisplays = atoi(argv[i + 1]);
+ i++;
+ }
+ else if (strcmp(argv[i], "-n") == 0) {
+ Sleeps = GL_FALSE;
+ }
+ else if (strcmp(argv[i], "-s") == 0) {
+ SingleBuffer = GL_TRUE;
+ }
+ else if (strcmp(argv[i], "-t") == 0) {
+ Texture = GL_TRUE;
+ }
+ else {
+ usage();
+ exit(1);
+ }
+ }
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ int i;
+
+ parse_args(argc, argv);
+
+ for (i = 0; i < NumDisplays; i++) {
+ if (runtest() != 0)
break;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 16:15:48 +0000