PyAPI: Support Python 3.9 (for VFX platform support)

Support Python 3.9, part of VFX platform support.

The intention of restoring Python 3.9 support is so it's possible to
build a (mostly) VFX compatible version of Blender, not to provide
official builds on the buildbot.

Includes contribution by Brecht.

Reviewed By: brecht

Ref D16030
This commit is contained in:
Campbell Barton 2022-09-21 22:02:41 +10:00
parent a920f32ccd
commit 243e28b73b
7 changed files with 73 additions and 65 deletions

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@ -956,8 +956,8 @@ if(WITH_PYTHON)
# Do this before main 'platform_*' checks,
# because UNIX will search for the old Python paths which may not exist.
# giving errors about missing paths before this case is met.
if(DEFINED PYTHON_VERSION AND "${PYTHON_VERSION}" VERSION_LESS "3.10")
message(FATAL_ERROR "At least Python 3.10 is required to build, but found Python ${PYTHON_VERSION}")
if(DEFINED PYTHON_VERSION AND "${PYTHON_VERSION}" VERSION_LESS "3.9")
message(FATAL_ERROR "At least Python 3.9 is required to build, but found Python ${PYTHON_VERSION}")
endif()
file(GLOB RESULT "${CMAKE_SOURCE_DIR}/release/scripts/addons")

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@ -113,7 +113,7 @@ endif()
if(WITH_PYTHON)
# Use precompiled libraries by default.
set(PYTHON_VERSION 3.10)
SET(PYTHON_VERSION 3.10 CACHE STRING "Python Version (major and minor only)")
if(NOT WITH_PYTHON_MODULE AND NOT WITH_PYTHON_FRAMEWORK)
# Normally cached but not since we include them with blender.
set(PYTHON_INCLUDE_DIR "${LIBDIR}/python/include/python${PYTHON_VERSION}")

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@ -497,7 +497,7 @@ if(WITH_JACK)
endif()
if(WITH_PYTHON)
set(PYTHON_VERSION 3.10) # CACHE STRING)
SET(PYTHON_VERSION 3.10 CACHE STRING "Python Version (major and minor only)")
string(REPLACE "." "" _PYTHON_VERSION_NO_DOTS ${PYTHON_VERSION})
set(PYTHON_LIBRARY ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/libs/python${_PYTHON_VERSION_NO_DOTS}.lib)

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@ -483,68 +483,68 @@ class SelectPaintSlotHelper:
have_image = False
match getattr(mode_settings, self.canvas_source_attr_name):
case 'MATERIAL':
if len(ob.material_slots) > 1:
layout.template_list(
"MATERIAL_UL_matslots", "layers",
ob, "material_slots",
ob, "active_material_index", rows=2,
)
mat = ob.active_material
if mat and mat.texture_paint_images:
row = layout.row()
row.template_list(
"TEXTURE_UL_texpaintslots", "",
mat, "texture_paint_slots",
mat, "paint_active_slot", rows=2,
)
if mat.texture_paint_slots:
slot = mat.texture_paint_slots[mat.paint_active_slot]
else:
slot = None
have_image = slot is not None
else:
row = layout.row()
box = row.box()
box.label(text="No Textures")
sub = row.column(align=True)
sub.operator_menu_enum("paint.add_texture_paint_slot", "type", icon='ADD', text="")
case 'IMAGE':
mesh = ob.data
uv_text = mesh.uv_layers.active.name if mesh.uv_layers.active else ""
layout.template_ID(mode_settings, self.canvas_image_attr_name, new="image.new", open="image.open")
if settings.missing_uvs:
layout.operator("paint.add_simple_uvs", icon='ADD', text="Add UVs")
else:
layout.menu("VIEW3D_MT_tools_projectpaint_uvlayer", text=uv_text, translate=False)
have_image = getattr(settings, self.canvas_image_attr_name) is not None
self.draw_image_interpolation(layout=layout, mode_settings=mode_settings)
case 'COLOR_ATTRIBUTE':
mesh = ob.data
canvas_source = getattr(mode_settings, self.canvas_source_attr_name)
if canvas_source == 'MATERIAL':
if len(ob.material_slots) > 1:
layout.template_list(
"MATERIAL_UL_matslots", "layers",
ob, "material_slots",
ob, "active_material_index", rows=2,
)
mat = ob.active_material
if mat and mat.texture_paint_images:
row = layout.row()
col = row.column()
col.template_list(
"MESH_UL_color_attributes_selector",
"color_attributes",
mesh,
"color_attributes",
mesh.color_attributes,
"active_color_index",
rows=3,
row.template_list(
"TEXTURE_UL_texpaintslots", "",
mat, "texture_paint_slots",
mat, "paint_active_slot", rows=2,
)
col = row.column(align=True)
col.operator("geometry.color_attribute_add", icon='ADD', text="")
col.operator("geometry.color_attribute_remove", icon='REMOVE', text="")
if mat.texture_paint_slots:
slot = mat.texture_paint_slots[mat.paint_active_slot]
else:
slot = None
have_image = slot is not None
else:
row = layout.row()
box = row.box()
box.label(text="No Textures")
sub = row.column(align=True)
sub.operator_menu_enum("paint.add_texture_paint_slot", "type", icon='ADD', text="")
elif canvas_source == 'IMAGE':
mesh = ob.data
uv_text = mesh.uv_layers.active.name if mesh.uv_layers.active else ""
layout.template_ID(mode_settings, self.canvas_image_attr_name, new="image.new", open="image.open")
if settings.missing_uvs:
layout.operator("paint.add_simple_uvs", icon='ADD', text="Add UVs")
else:
layout.menu("VIEW3D_MT_tools_projectpaint_uvlayer", text=uv_text, translate=False)
have_image = getattr(settings, self.canvas_image_attr_name) is not None
self.draw_image_interpolation(layout=layout, mode_settings=mode_settings)
elif canvas_source == 'COLOR_ATTRIBUTE':
mesh = ob.data
row = layout.row()
col = row.column()
col.template_list(
"MESH_UL_color_attributes_selector",
"color_attributes",
mesh,
"color_attributes",
mesh.color_attributes,
"active_color_index",
rows=3,
)
col = row.column(align=True)
col.operator("geometry.color_attribute_add", icon='ADD', text="")
col.operator("geometry.color_attribute_remove", icon='REMOVE', text="")
if settings.missing_uvs:
layout.separator()

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@ -6,8 +6,8 @@
#pragma once
#if PY_VERSION_HEX < 0x030a0000
# error "Python 3.10 or greater is required, you'll need to update your Python."
#if PY_VERSION_HEX < 0x03090000
# error "Python 3.9 or greater is required, you'll need to update your Python."
#endif
#ifdef __cplusplus

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@ -389,7 +389,9 @@ static const bool secure_opcodes[255] = {
OK_OP(BINARY_TRUE_DIVIDE),
OK_OP(INPLACE_FLOOR_DIVIDE),
OK_OP(INPLACE_TRUE_DIVIDE),
#if PY_VERSION_HEX >= 0x030a0000 /* Python3.9 doesn't support. */
OK_OP(GET_LEN),
#endif
OK_OP(INPLACE_ADD),
OK_OP(INPLACE_SUBTRACT),
OK_OP(INPLACE_MULTIPLY),
@ -407,7 +409,9 @@ static const bool secure_opcodes[255] = {
OK_OP(INPLACE_OR),
OK_OP(LIST_TO_TUPLE),
OK_OP(RETURN_VALUE),
#if PY_VERSION_HEX >= 0x030a0000 /* Python3.9 doesn't support. */
OK_OP(ROT_N),
#endif
OK_OP(BUILD_TUPLE),
OK_OP(BUILD_LIST),
OK_OP(BUILD_SET),

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@ -76,7 +76,11 @@ Py_hash_t mathutils_array_hash(const float *array, size_t array_len)
x = 0x345678UL;
i = 0;
while (--len >= 0) {
#if PY_VERSION_HEX < 0x030a0000
y = _Py_HashDouble((double)(array[i++]));
#else
y = _Py_HashDouble(NULL, (double)(array[i++]));
#endif
if (y == -1) {
return -1;
}