mirror-github-bspeice/cuburn
1
0
Fork 0
mirror of https://github.com/stevenrobertson/cuburn.git synced 2025-11-03 09:50:53 -05:00
Code Issues Actions Packages Projects Releases Wiki Activity

Fix Pyglet output (and improve speed!)

Browse Source 
Instead of using Pyglet's image uploading process, we write data
straight to an OpenGL texture.
This commit is contained in:
Steven Robertson
2012-07-21 13:20:13 -07:00
parent 3a6490825b
commit 21f783730a
1 changed files with 17 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
main.py
View File

@ -65,9 +65,11 @@ def main(args, prof):
return return
import pyglet import pyglet
import pyglet.gl as gl
w, h = gprof.width, gprof.height w, h = gprof.width, gprof.height
window = pyglet.window.Window(w, h, vsync=False) window = pyglet.window.Window(w, h, vsync=False)
image = pyglet.image.CheckerImagePattern().create_image(w, h) image = pyglet.image.CheckerImagePattern().create_image(w, h)
tex = image.texture
label = pyglet.text.Label('Rendering first frame', x=5, y=h-5, label = pyglet.text.Label('Rendering first frame', x=5, y=h-5,
width=w, anchor_y='top', font_size=16, width=w, anchor_y='top', font_size=16,
bold=True, multiline=True) bold=True, multiline=True)
@ -75,7 +77,7 @@ def main(args, prof):
@window.event @window.event
def on_draw(): def on_draw():
window.clear() window.clear()
image.texture.blit(0, 0) tex.blit(0, 0, 0)
label.draw() label.draw()
@window.event @window.event
@ -101,8 +103,20 @@ def main(args, prof):
real_dt = time.time() - last_time[0] real_dt = time.time() - last_time[0]
last_time[0] = time.time() last_time[0] = time.time()
save(out) save(out)
imgbuf = np.uint8(out.buf.flatten() * 255) if out.buf.dtype == np.uint8:
image.set_data('RGBA', -w*4, imgbuf.tostring()) fmt = gl.GL_UNSIGNED_BYTE
elif out.buf.dtype == np.uint16:
fmt = gl.GL_UNSIGNED_SHORT
else:
label.text = 'Unsupported format: ' + out.buf.dtype
return
h, w, ch = out.buf.shape
gl.glEnable(tex.target)
gl.glBindTexture(tex.target, tex.id)
gl.glTexImage2D(tex.target, 0, gl.GL_RGB8, w, h, 0, gl.GL_RGBA,
fmt, out.buf.tostring())
gl.glDisable(tex.target)
label.text = '%s (%g fps)' % (out.idx, 1./real_dt) label.text = '%s (%g fps)' % (out.idx, 1./real_dt)
else: else:
label.text += '.' label.text += '.'