class QtTexture(Texture):
def __init__(self):
super().__init__()
self._qt_texture = QOpenGLTexture(QOpenGLTexture.Target2D)
self._gl = OpenGL.getInstance().getBindingsObject()
self._file_name = None
def getTextureId(self):
return self._qt_texture.textureId()
def bind(self, unit):
if not self._qt_texture.isCreated():
if self._file_name != None:
image = QImage(self._file_name).mirrored()
else:
image = QImage(1, 1, QImage.Format_ARGB32)
self._qt_texture.setData(image)
self._qt_texture.setMinMagFilters(QOpenGLTexture.Linear, QOpenGLTexture.Linear)
self._qt_texture.bind(unit)
def release(self, unit):
self._qt_texture.release(unit)
def load(self, file_name):
self._file_name = file_name
class Texture:
"""A class describing the interface to be used for texture objects.
This interface should be implemented by OpenGL implementations to handle texture
objects.
"""
def __init__(self,
open_gl_binding_object: QAbstractOpenGLFunctions) -> None:
super().__init__()
self._qt_texture = QOpenGLTexture(QOpenGLTexture.Target2D)
self._gl = open_gl_binding_object
self._file_name = None
self._image = None
def getTextureId(self) -> int:
"""Get the OpenGL ID of the texture."""
return self._qt_texture.textureId()
def bind(self, texture_unit):
"""Bind the texture to a certain texture unit.
:param texture_unit: The texture unit to bind to.
"""
if not self._qt_texture.isCreated():
if self._file_name != None:
self._image = QImage(self._file_name).mirrored()
elif self._image is None: # No filename or image set.
self._image = QImage(1, 1, QImage.Format_ARGB32)
self._image.fill(0)
self._qt_texture.setData(self._image)
self._qt_texture.setMinMagFilters(QOpenGLTexture.Linear,
QOpenGLTexture.Linear)
self._qt_texture.bind(texture_unit)
def release(self, texture_unit):
"""Release the texture from a certain texture unit.
:param texture_unit: The texture unit to release from.
"""
self._qt_texture.release(texture_unit)
def load(self, file_name):
"""Load an image and upload it to the texture.
:param file_name: The file name of the image to load.
"""
self._file_name = file_name
# Actually loading the texture is postponed until the next bind() call.
# This makes sure we are on the right thread and have a current context when trying to upload.
def setImage(self, image):
self._image = image
class Texture:
def __init__(self,
open_gl_binding_object: QAbstractOpenGLFunctions) -> None:
super().__init__()
self._qt_texture = QOpenGLTexture(QOpenGLTexture.Target2D)
self._gl = open_gl_binding_object
self._file_name = None
self._image = None
## Get the OpenGL ID of the texture.
def getTextureId(self) -> int:
return self._qt_texture.textureId()
## Bind the texture to a certain texture unit.
#
# \param texture_unit The texture unit to bind to.
def bind(self, texture_unit):
if not self._qt_texture.isCreated():
if self._file_name != None:
self._image = QImage(self._file_name).mirrored()
elif self._image is None: # No filename or image set.
self._image = QImage(1, 1, QImage.Format_ARGB32)
self._image.fill(0)
self._qt_texture.setData(self._image)
self._qt_texture.setMinMagFilters(QOpenGLTexture.Linear,
QOpenGLTexture.Linear)
self._qt_texture.bind(texture_unit)
## Release the texture from a certain texture unit.
#
# \param texture_unit The texture unit to release from.
def release(self, texture_unit):
self._qt_texture.release(texture_unit)
## Load an image and upload it to the texture.
#
# \param file_name The file name of the image to load.
def load(self, file_name):
self._file_name = file_name
#Actually loading the texture is postponed until the next bind() call.
#This makes sure we are on the right thread and have a current context when trying to upload.
def setImage(self, image):
self._image = image
def setUniformTexture(self, name, file):
if not self._shader_program:
return
if name not in self._uniform_indices:
self._uniform_indices[name] = self._shader_program.uniformLocation(name)
index = self._uniform_indices[name]
texture = QOpenGLTexture(QImage(file).mirrored())
texture.setMinMagFilters(QOpenGLTexture.Linear, QOpenGLTexture.Linear)
self._textures[index] = texture
self._uniform_values[index] = 1
if self._bound:
texture = self._textures[index]
texture.bind()
self._setUniformValueDirect(index, texture.textureId())
class Texture(object):
def __init__(self, open_gl_binding_object):
super().__init__()
self._qt_texture = QOpenGLTexture(QOpenGLTexture.Target2D)
self._gl = open_gl_binding_object
self._file_name = None
self._image = None
## Get the OpenGL ID of the texture.
def getTextureId(self):
return self._qt_texture.textureId()
## Bind the texture to a certain texture unit.
#
# \param texture_unit The texture unit to bind to.
def bind(self, texture_unit):
if not self._qt_texture.isCreated():
if self._file_name != None:
self._image = QImage(self._file_name).mirrored()
elif self._image is None: # No filename or image set.
self._image = QImage(1, 1, QImage.Format_ARGB32)
self._image.fill(0)
self._qt_texture.setData(self._image)
self._qt_texture.setMinMagFilters(QOpenGLTexture.Linear, QOpenGLTexture.Linear)
self._qt_texture.bind(texture_unit)
## Release the texture from a certain texture unit.
#
# \param texture_unit The texture unit to release from.
def release(self, texture_unit):
self._qt_texture.release(texture_unit)
## Load an image and upload it to the texture.
#
# \param file_name The file name of the image to load.
def load(self, file_name):
self._file_name = file_name
#Actually loading the texture is postponed until the next bind() call.
#This makes sure we are on the right thread and have a current context when trying to upload.
def setImage(self, image):
self._image = image
def setUniformTexture(self, name, file):
if not self._shader_program or self._disable_textures:
return
if name not in self._uniform_indices:
self._uniform_indices[name] = self._shader_program.uniformLocation(
name)
index = self._uniform_indices[name]
texture = QOpenGLTexture(QImage(file).mirrored())
texture.setMinMagFilters(QOpenGLTexture.Linear, QOpenGLTexture.Linear)
self._textures[index] = texture
self._uniform_values[index] = 1
if self._bound:
texture = self._textures[index]
texture.bind()
self._setUniformValueDirect(index, texture.textureId())
class QtTexture(Texture):
def __init__(self):
super().__init__()
self._qt_texture = QOpenGLTexture(QOpenGLTexture.Target2D)
self._qt_texture.setMinMagFilters(QOpenGLTexture.Linear, QOpenGLTexture.Linear)
self._gl = OpenGL.getInstance().getBindingsObject()
def getTextureId(self):
return self._qt_texture.textureId()
def bind(self, unit):
self._qt_texture.bind(unit)
def release(self, unit):
self._qt_texture.release(unit)
def load(self, file_name):
image = QImage(file_name).mirrored()
self._qt_texture.setData(image)
class QtTexture(Texture):
def __init__(self):
super().__init__()
self._qt_texture = QOpenGLTexture(QOpenGLTexture.Target2D)
self._qt_texture.setMinMagFilters(QOpenGLTexture.Linear,
QOpenGLTexture.Linear)
self._gl = OpenGL.getInstance().getBindingsObject()
def getTextureId(self):
return self._qt_texture.textureId()
def bind(self, unit):
self._qt_texture.bind(unit)
def release(self, unit):
self._qt_texture.release(unit)
def load(self, file_name):
image = QImage(file_name).mirrored()
self._qt_texture.setData(image)
