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Diffstat (limited to 'uv_magic_uv/op/texture_projection.py')
| -rw-r--r-- | uv_magic_uv/op/texture_projection.py | 296 |
1 files changed, 0 insertions, 296 deletions
diff --git a/uv_magic_uv/op/texture_projection.py b/uv_magic_uv/op/texture_projection.py deleted file mode 100644 index 77a81aa0..00000000 --- a/uv_magic_uv/op/texture_projection.py +++ /dev/null @@ -1,296 +0,0 @@ -# <pep8-80 compliant> - -# ##### BEGIN GPL LICENSE BLOCK ##### -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License -# as published by the Free Software Foundation; either version 2 -# of the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software Foundation, -# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. -# -# ##### END GPL LICENSE BLOCK ##### - -__author__ = "Nutti <nutti.metro@gmail.com>" -__status__ = "production" -__version__ = "5.1" -__date__ = "24 Feb 2018" - -from collections import namedtuple - -import bpy -import bgl -import bmesh -import mathutils -from bpy_extras import view3d_utils - -from .. import common - - -Rect = namedtuple('Rect', 'x0 y0 x1 y1') -Rect2 = namedtuple('Rect2', 'x y width height') - - -def get_canvas(context, magnitude): - """ - Get canvas to be renderred texture - """ - sc = context.scene - prefs = context.user_preferences.addons["uv_magic_uv"].preferences - - region_w = context.region.width - region_h = context.region.height - canvas_w = region_w - prefs.texproj_canvas_padding[0] * 2.0 - canvas_h = region_h - prefs.texproj_canvas_padding[1] * 2.0 - - img = bpy.data.images[sc.muv_texproj_tex_image] - tex_w = img.size[0] - tex_h = img.size[1] - - center_x = region_w * 0.5 - center_y = region_h * 0.5 - - if sc.muv_texproj_adjust_window: - ratio_x = canvas_w / tex_w - ratio_y = canvas_h / tex_h - if sc.muv_texproj_apply_tex_aspect: - ratio = ratio_y if ratio_x > ratio_y else ratio_x - len_x = ratio * tex_w - len_y = ratio * tex_h - else: - len_x = canvas_w - len_y = canvas_h - else: - if sc.muv_texproj_apply_tex_aspect: - len_x = tex_w * magnitude - len_y = tex_h * magnitude - else: - len_x = region_w * magnitude - len_y = region_h * magnitude - - x0 = int(center_x - len_x * 0.5) - y0 = int(center_y - len_y * 0.5) - x1 = int(center_x + len_x * 0.5) - y1 = int(center_y + len_y * 0.5) - - return Rect(x0, y0, x1, y1) - - -def rect_to_rect2(rect): - """ - Convert Rect1 to Rect2 - """ - - return Rect2(rect.x0, rect.y0, rect.x1 - rect.x0, rect.y1 - rect.y0) - - -def region_to_canvas(rg_vec, canvas): - """ - Convert screen region to canvas - """ - - cv_rect = rect_to_rect2(canvas) - cv_vec = mathutils.Vector() - cv_vec.x = (rg_vec.x - cv_rect.x) / cv_rect.width - cv_vec.y = (rg_vec.y - cv_rect.y) / cv_rect.height - - return cv_vec - - -class MUV_TexProjRenderer(bpy.types.Operator): - """ - Operation class: Render selected texture - No operation (only rendering texture) - """ - - bl_idname = "uv.muv_texproj_renderer" - bl_description = "Render selected texture" - bl_label = "Texture renderer" - - __handle = None - - @staticmethod - def handle_add(obj, context): - MUV_TexProjRenderer.__handle = bpy.types.SpaceView3D.draw_handler_add( - MUV_TexProjRenderer.draw_texture, - (obj, context), 'WINDOW', 'POST_PIXEL') - - @staticmethod - def handle_remove(): - if MUV_TexProjRenderer.__handle is not None: - bpy.types.SpaceView3D.draw_handler_remove( - MUV_TexProjRenderer.__handle, 'WINDOW') - MUV_TexProjRenderer.__handle = None - - @staticmethod - def draw_texture(_, context): - sc = context.scene - - # no textures are selected - if sc.muv_texproj_tex_image == "None": - return - - # get texture to be renderred - img = bpy.data.images[sc.muv_texproj_tex_image] - - # setup rendering region - rect = get_canvas(context, sc.muv_texproj_tex_magnitude) - positions = [ - [rect.x0, rect.y0], - [rect.x0, rect.y1], - [rect.x1, rect.y1], - [rect.x1, rect.y0] - ] - tex_coords = [ - [0.0, 0.0], - [0.0, 1.0], - [1.0, 1.0], - [1.0, 0.0] - ] - - # OpenGL configuration - bgl.glEnable(bgl.GL_BLEND) - bgl.glEnable(bgl.GL_TEXTURE_2D) - if img.bindcode: - bind = img.bindcode[0] - bgl.glBindTexture(bgl.GL_TEXTURE_2D, bind) - bgl.glTexParameteri( - bgl.GL_TEXTURE_2D, bgl.GL_TEXTURE_MIN_FILTER, bgl.GL_LINEAR) - bgl.glTexParameteri( - bgl.GL_TEXTURE_2D, bgl.GL_TEXTURE_MAG_FILTER, bgl.GL_LINEAR) - bgl.glTexEnvi( - bgl.GL_TEXTURE_ENV, bgl.GL_TEXTURE_ENV_MODE, bgl.GL_MODULATE) - - # render texture - bgl.glBegin(bgl.GL_QUADS) - bgl.glColor4f(1.0, 1.0, 1.0, sc.muv_texproj_tex_transparency) - for (v1, v2), (u, v) in zip(positions, tex_coords): - bgl.glTexCoord2f(u, v) - bgl.glVertex2f(v1, v2) - bgl.glEnd() - - -class MUV_TexProjStart(bpy.types.Operator): - """ - Operation class: Start Texture Projection - """ - - bl_idname = "uv.muv_texproj_start" - bl_label = "Start Texture Projection" - bl_description = "Start Texture Projection" - bl_options = {'REGISTER', 'UNDO'} - - def execute(self, context): - props = context.scene.muv_props.texproj - if props.running is False: - MUV_TexProjRenderer.handle_add(self, context) - props.running = True - if context.area: - context.area.tag_redraw() - - return {'FINISHED'} - - -class MUV_TexProjStop(bpy.types.Operator): - """ - Operation class: Stop Texture Projection - """ - - bl_idname = "uv.muv_texproj_stop" - bl_label = "Stop Texture Projection" - bl_description = "Stop Texture Projection" - bl_options = {'REGISTER', 'UNDO'} - - def execute(self, context): - props = context.scene.muv_props.texproj - if props.running is True: - MUV_TexProjRenderer.handle_remove() - props.running = False - if context.area: - context.area.tag_redraw() - - return {'FINISHED'} - - -class MUV_TexProjProject(bpy.types.Operator): - """ - Operation class: Project texture - """ - - bl_idname = "uv.muv_texproj_project" - bl_label = "Project Texture" - bl_description = "Project Texture" - bl_options = {'REGISTER', 'UNDO'} - - @classmethod - def poll(cls, context): - obj = context.active_object - return obj is not None and obj.type == "MESH" - - def execute(self, context): - sc = context.scene - - if sc.muv_texproj_tex_image == "None": - self.report({'WARNING'}, "No textures are selected") - return {'CANCELLED'} - - _, region, space = common.get_space( - 'VIEW_3D', 'WINDOW', 'VIEW_3D') - - # get faces to be texture projected - obj = context.active_object - world_mat = obj.matrix_world - bm = bmesh.from_edit_mesh(obj.data) - if common.check_version(2, 73, 0) >= 0: - bm.faces.ensure_lookup_table() - - # get UV and texture layer - if not bm.loops.layers.uv: - if sc.muv_texproj_assign_uvmap: - bm.loops.layers.uv.new() - else: - self.report({'WARNING'}, - "Object must have more than one UV map") - return {'CANCELLED'} - - uv_layer = bm.loops.layers.uv.verify() - tex_layer = bm.faces.layers.tex.verify() - - sel_faces = [f for f in bm.faces if f.select] - - # transform 3d space to screen region - v_screen = [ - view3d_utils.location_3d_to_region_2d( - region, - space.region_3d, - world_mat * l.vert.co) - for f in sel_faces for l in f.loops - ] - - # transform screen region to canvas - v_canvas = [ - region_to_canvas( - v, - get_canvas(bpy.context, sc.muv_texproj_tex_magnitude)) - for v in v_screen - ] - - # project texture to object - i = 0 - for f in sel_faces: - f[tex_layer].image = bpy.data.images[sc.muv_texproj_tex_image] - for l in f.loops: - l[uv_layer].uv = v_canvas[i].to_2d() - i = i + 1 - - common.redraw_all_areas() - bmesh.update_edit_mesh(obj.data) - - return {'FINISHED'} |