AcoSail/triangle-es2-demo
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supoort xorg mode to disable refresh rate

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This commit is contained in:
uziel 2024-10-24 03:48:58 +00:00
parent f42638d022
commit 4e271b7943
2 changed files with 31 additions and 17 deletions
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6
Makefile
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@ -7,4 +7,8 @@ build:
cmake -B build
t: compile
sudo ./build/bin/SimpleEs
DISPLAY=:0 ./build/bin/TriangleEsDemo
dt: compile
DISPLAY=:0 gdb ./build/bin/TriangleEsDemo

42
src/triangle-es2.c
View File

@ -16,7 +16,8 @@
#include <threads.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <sys/ioctl.h>
#include <sys/time.h>
#include <signal.h>
#include "GLES2/gl2.h"
@ -25,7 +26,7 @@
#include "EGL/egl.h"
#include "EGL/eglext.h"
// #define XORG_SHOW
#define XORG_SHOW
#include <libdrm/drm.h>
@ -396,14 +397,14 @@ static int matchConfigToVisual(EGLDisplay display, EGLint visualId, EGLConfig* c
int retId = -1;
for (int i = 0; i < count; ++i)
{
PRINT_CONFIG(display, configs[i], EGL_SURFACE_TYPE);
// PRINT_CONFIG(display, configs[i], EGL_SAMPLES);
// PRINT_CONFIG(display, configs[i], EGL_RENDERABLE_TYPE);
if (!eglGetConfigAttrib(display, configs[i], EGL_NATIVE_VISUAL_ID, &id))
continue;
// printf("visualid: 0x%x, str:%.*s\n", id, 4, &id);
// PRINT_CONFIG(display, configs[i], EGL_SURFACE_TYPE);
// PRINT_CONFIG(display, configs[i], EGL_MAX_SWAP_INTERVAL);
// PRINT_CONFIG(display, configs[i], EGL_MIN_SWAP_INTERVAL);
// printf("visualid: 0x%x, str:%.*s\n=====================\n", id, 4, &id);
if (id == visualId) {
retId = i;
break;
@ -415,7 +416,8 @@ static int matchConfigToVisual(EGLDisplay display, EGLint visualId, EGLConfig* c
int init(void)
{
EGLint count = 0;
EGLint numConfigs = 0;
#ifdef XORG_SHOW
x_display = XOpenDisplay (NULL);
@ -427,16 +429,14 @@ int init(void)
XSetWindowAttributes swa;
swa.event_mask = ExposureMask | PointerMotionMask | KeyPressMask | StructureNotifyMask;
swa.override_redirect = True;
win = XCreateWindow ( // create a window with the provided parameters
x_display, root,
0, 0, 1000, 1000, 0,
CopyFromParent, InputOutput,
CopyFromParent, CWEventMask,
CopyFromParent,
CWEventMask | CWOverrideRedirect,
&swa );
XSetWindowAttributes xattr;
xattr.override_redirect = False;
XChangeWindowAttributes( x_display, win, CWOverrideRedirect, &xattr );
XMapWindow ( x_display , win); // make the window visible on the screen
XStoreName ( x_display , win , "GL test"); // give the window a name
@ -464,8 +464,6 @@ int init(void)
EGL_NONE
};
EGLint count = 0;
EGLint numConfigs = 0;
eglGetConfigs(egldisplay, NULL, 0, &count);
EGLConfig* configs = malloc(count * sizeof(EGLConfig));
@ -508,6 +506,10 @@ int init(void)
eglMakeCurrent(egldisplay, eglsurface, eglsurface, eglcontext);
ASSERT_EQ(eglGetError(), EGL_SUCCESS);
// disable refresh rate limit
if (!eglSwapInterval || !eglSwapInterval(egldisplay, 0)) {
printf("Failed to set swap interval. Results may be bounded above by refresh rate.\n");
}
print_glinfo();
@ -641,6 +643,11 @@ void init_signal() {
signal(SIGINT, handle_sig);
}
long GetNowMillis() {
struct timeval t;
gettimeofday(&t, NULL);
return t.tv_sec*1000 + t.tv_usec/1000;
}
int main (void)
{
@ -661,6 +668,7 @@ int main (void)
thrd_t thr;
thrd_create(&thr, event_handle, NULL);
long lastTime = GetNowMillis();
unsigned int framenum = 0;
while (!g_stop) {
render(width, height, framenum);
@ -670,11 +678,13 @@ int main (void)
gbm_mode_set();
#endif
usleep(1*1000);
//usleep(1*1000);
framenum++;
if (!(framenum%100)) {
printf("frame num:%d\n", framenum);
long now = GetNowMillis();
printf("frame num:%d, fps: %.1f\n", framenum, 100/((now-lastTime)/1000.0));
lastTime = now;
}
if (framenum > 100000) {
break;