cessen/psychopath
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PsychoBlend: rendering a cropped image using border feature now works.

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This commit is contained in:
Nathan Vegdahl 2017-06-06 23:44:53 -07:00
parent 71c320d87c
commit 9d92bd099d
1 changed files with 35 additions and 16 deletions
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51
psychoblend/render.py
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@ -34,17 +34,20 @@ class PsychopathRender(bpy.types.RenderEngine):
return psy_binary
return ""
def _render(self, scene, psy_filepath, use_stdin):
def _render(self, scene, psy_filepath, use_stdin, crop):
psy_binary = PsychopathRender._locate_binary()
if not psy_binary:
print("Psychopath: could not execute psychopath, possibly Psychopath isn't installed")
return False
# TODO: figure out command line options
# Figure out command line options
args = []
if crop != None:
args += ["--crop", str(crop[0]), str(self.size_y - crop[3]), str(crop[2] - 1), str(self.size_y - crop[1] - 1)]
if use_stdin:
args = ["--spb", str(scene.psychopath.max_samples_per_bucket), "--blender_output", "--use_stdin"]
args += ["--spb", str(scene.psychopath.max_samples_per_bucket), "--blender_output", "--use_stdin"]
else:
args = ["--spb", str(scene.psychopath.max_samples_per_bucket), "--blender_output", "-i", psy_filepath]
args += ["--spb", str(scene.psychopath.max_samples_per_bucket), "--blender_output", "-i", psy_filepath]
# Start Rendering!
try:
@ -59,9 +62,13 @@ class PsychopathRender(bpy.types.RenderEngine):
return True
def _draw_bucket(self, bucket_info, pixels_encoded):
x = bucket_info[0]
y = self.size_y - bucket_info[3]
def _draw_bucket(self, crop, bucket_info, pixels_encoded):
if crop != None:
x = bucket_info[0] - crop[0]
y = self.size_y - bucket_info[3] - crop[1]
else:
x = bucket_info[0]
y = self.size_y - bucket_info[3]
width = bucket_info[2] - bucket_info[0]
height = bucket_info[3] - bucket_info[1]
@ -84,6 +91,23 @@ class PsychopathRender(bpy.types.RenderEngine):
export_path = scene.psychopath.export_path.strip()
use_stdin = False
r = scene.render
# compute resolution
self.size_x = int(r.resolution_x * r.resolution_percentage / 100)
self.size_y = int(r.resolution_y * r.resolution_percentage / 100)
# Calculate border cropping, if any.
if scene.render.use_border == True:
minx = r.resolution_x * scene.render.border_min_x * (r.resolution_percentage / 100)
miny = r.resolution_y * scene.render.border_min_y * (r.resolution_percentage / 100)
maxx = r.resolution_x * scene.render.border_max_x * (r.resolution_percentage / 100)
maxy = r.resolution_y * scene.render.border_max_y * (r.resolution_percentage / 100)
crop = (int(minx), int(miny), int(maxx), int(maxy))
else:
crop = None
# Are we using an output file or standard in/out?
if export_path != "":
export_path += "_%d.psy" % scene.frame_current
else:
@ -92,7 +116,7 @@ class PsychopathRender(bpy.types.RenderEngine):
if use_stdin:
# Start rendering
if not self._render(scene, export_path, use_stdin):
if not self._render(scene, export_path, use_stdin, crop):
self.update_stats("", "Psychopath: Not found")
return
@ -107,7 +131,7 @@ class PsychopathRender(bpy.types.RenderEngine):
self.update_stats("", "Psychopath: Rendering")
else:
# start export
# Export to file
self.update_stats("", "Psychopath: Exporting data from Blender")
with open(export_path, 'w+b') as f:
if not psy_export.PsychoExporter(f, self, scene).export_psy():
@ -117,15 +141,10 @@ class PsychopathRender(bpy.types.RenderEngine):
# Start rendering
self.update_stats("", "Psychopath: Rendering from %s" % export_path)
if not self._render(scene, export_path, use_stdin):
if not self._render(scene, export_path, use_stdin, crop):
self.update_stats("", "Psychopath: Not found")
return
r = scene.render
# compute resolution
self.size_x = int(r.resolution_x * r.resolution_percentage / 100)
self.size_y = int(r.resolution_y * r.resolution_percentage / 100)
# If we can, make the render process's stdout non-blocking. The
# benefit of this is that canceling the render won't block waiting
# for the next piece of input.
@ -186,7 +205,7 @@ class PsychopathRender(bpy.types.RenderEngine):
pixels = contents[2]
# Draw the bucket
self._draw_bucket(bucket_info, pixels)
self._draw_bucket(crop, bucket_info, pixels)
# Update render progress bar
try: