def window_space(win):
modelview_mat = bgl.Buffer(bgl.GL_DOUBLE, 16)
projection_mat = bgl.Buffer(bgl.GL_DOUBLE, 16)
bgl.glGetDoublev(bgl.GL_MODELVIEW_MATRIX, modelview_mat)
bgl.glGetDoublev(bgl.GL_PROJECTION_MATRIX, projection_mat)
matrix_mode = bgl.Buffer(bgl.GL_INT, 1)
bgl.glGetIntegerv(bgl.GL_MATRIX_MODE, matrix_mode)
viewport = bgl.Buffer(bgl.GL_INT, 4)
bgl.glGetIntegerv(bgl.GL_VIEWPORT, viewport)
bgl.glViewport(0, 0, win.width, win.height)
bgl.glMatrixMode(bgl.GL_PROJECTION)
bgl.glLoadIdentity()
ofs = -0.01
bgl.glOrtho(ofs, win.width + ofs, ofs, win.height + ofs, -100, 100)
bgl.glMatrixMode(bgl.GL_MODELVIEW)
bgl.glLoadIdentity()
bgl.glMatrixMode(matrix_mode[0])
yield
bgl.glViewport(*viewport)
bgl.glMatrixMode(bgl.GL_PROJECTION)
bgl.glLoadMatrixd(projection_mat)
bgl.glMatrixMode(bgl.GL_MODELVIEW)
bgl.glLoadMatrixd(modelview_mat)
bgl.glMatrixMode(matrix_mode[0])
def window_space(win):
modelview_mat = bgl.Buffer(bgl.GL_DOUBLE, 16)
projection_mat = bgl.Buffer(bgl.GL_DOUBLE, 16)
bgl.glGetDoublev(bgl.GL_MODELVIEW_MATRIX, modelview_mat)
bgl.glGetDoublev(bgl.GL_PROJECTION_MATRIX, projection_mat)
matrix_mode = bgl.Buffer(bgl.GL_INT, 1)
bgl.glGetIntegerv(bgl.GL_MATRIX_MODE, matrix_mode)
viewport = bgl.Buffer(bgl.GL_INT, 4)
bgl.glGetIntegerv(bgl.GL_VIEWPORT, viewport)
bgl.glViewport(0, 0, win.width, win.height)
bgl.glMatrixMode(bgl.GL_PROJECTION)
bgl.glLoadIdentity()
ofs = -0.01
bgl.glOrtho(ofs, win.width + ofs, ofs, win.height + ofs, -100, 100)
bgl.glMatrixMode(bgl.GL_MODELVIEW)
bgl.glLoadIdentity()
bgl.glMatrixMode(matrix_mode[0])
yield
bgl.glViewport(*viewport)
bgl.glMatrixMode(bgl.GL_PROJECTION)
bgl.glLoadMatrixd(projection_mat)
bgl.glMatrixMode(bgl.GL_MODELVIEW)
bgl.glLoadMatrixd(modelview_mat)
bgl.glMatrixMode(matrix_mode[0])
def mul_4x4_matrixd(m1, m2):
"""double型で大きさが16のBuffer同士の積"""
matrix_mode = Buffer('int', 0, bgl.GL_MATRIX_MODE)
bgl.glMatrixMode(bgl.GL_MODELVIEW) # GL_MAX_MODELVIEW_STACK_DEPTH: 32
bgl.glPushMatrix()
bgl.glLoadMatrixd(m1)
bgl.glMultMatrixd(m2)
mat = Buffer('double', (4, 4), bgl.GL_MODELVIEW_MATRIX)
bgl.glPopMatrix()
bgl.glMatrixMode(matrix_mode)
return mat
def mul_4x4_matrixd(m1, m2):
"""double型で大きさが16のBuffer同士の積"""
matrix_mode = Buffer('int', 0, bgl.GL_MATRIX_MODE)
bgl.glMatrixMode(bgl.GL_MODELVIEW) # GL_MAX_MODELVIEW_STACK_DEPTH: 32
bgl.glPushMatrix()
bgl.glLoadMatrixd(m1)
bgl.glMultMatrixd(m2)
mat = Buffer('double', (4, 4), bgl.GL_MODELVIEW_MATRIX)
bgl.glPopMatrix()
bgl.glMatrixMode(matrix_mode)
return mat
def _load_matrix(cls, modelview=None, projection=None):
matrix_mode = Buffer('int', 0, bgl.GL_MATRIX_MODE)
if modelview:
bgl.glMatrixMode(bgl.GL_MODELVIEW)
bgl.glLoadIdentity() # glLoadMatrix()にも必須
if isinstance(modelview, bgl.Buffer):
bgl.glLoadMatrixd(modelview)
if projection:
bgl.glMatrixMode(bgl.GL_PROJECTION)
bgl.glLoadIdentity() # glLoadMatrix()にも必須
if isinstance(projection, bgl.Buffer):
bgl.glLoadMatrixd(projection)
bgl.glMatrixMode(matrix_mode)
def _load_matrix(self, modelview=None, projection=None):
matrix_mode = Buffer('int', 0, bgl.GL_MATRIX_MODE)
if modelview:
bgl.glMatrixMode(bgl.GL_MODELVIEW)
bgl.glLoadIdentity() # glLoadMatrix()にも必須
if isinstance(modelview, bgl.Buffer):
bgl.glLoadMatrixd(modelview)
if projection:
bgl.glMatrixMode(bgl.GL_PROJECTION)
bgl.glLoadIdentity() # glLoadMatrix()にも必須
if isinstance(projection, bgl.Buffer):
bgl.glLoadMatrixd(projection)
bgl.glMatrixMode(matrix_mode)
