CN110210063A - A method of architectural elevation is quickly generated based on CAD - Google Patents
A method of architectural elevation is quickly generated based on CAD Download PDFInfo
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- CN110210063A CN110210063A CN201910356639.6A CN201910356639A CN110210063A CN 110210063 A CN110210063 A CN 110210063A CN 201910356639 A CN201910356639 A CN 201910356639A CN 110210063 A CN110210063 A CN 110210063A
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- facade
- coordinate system
- elevation
- cad
- exterior wall
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
Abstract
The invention discloses a kind of methods for quickly generating architectural elevation based on CAD, it the described method comprises the following steps: production LISP file, construct the user coordinate system of current facade, the user coordinate system is to be inserted into facade element segment with the plane coordinate system for capturing point automatic conversion, while in the user coordinate system；The front elevation view block and side elevation segment of production facade element are simultaneously named respectively；Exterior wall modeling, extracts the exterior wall profile polyline of floor level, modifies the attribute of profile polyline, setting exterior wall contour line with a thickness of story height, generate the exterior wall scale of construction；LISP file described in load step 1 simultaneously calls, and is inserted into facade element segment；It is drawn by above-mentioned steps and builds each layer facade model and component building entirety facade model, deposit is so as to later period modification；It respectively enters each to elevational view, the two-dimentional elevation of blanking output.The present invention draws elevation in 3-D view by the two-dimension method based on CAD, and effect is intuitive, easy to operate, high-efficient.
Description
Technical field
The present invention relates to architectural engineering field of computer aided design, are quickly generated more particularly, to one kind based on CAD
The method of architectural elevation.
Background technique
All the time, designer's appliance computer aided design techniques from architectural plan make elevation, main three
Kind method:
Method 1: elevation is drawn with CAD order merely
It being positioned according to plan view lead-out wire, for basic skills as hand-drawing, workload is heavy, and the drafting time is very long,
Drawing is inaccurate, and it is extremely difficult that concave plane figure draws facade, but in actual operation, designer mostly uses greatly this side
Method.
Method 2: it is drawn using professional CAD plug-in unit
Professional CAD plug-in unit function in terms of three-dimensional is not strong for many years, complicated for operation, and the facade of generation is not in all respects up to
Go out icon standard to designing institute, post-processing heavy workload, time-consuming more, seldom designer uses.Method 3: it is modeled with CAD 3D
CAD is mainly used in two-dimensional design, and the personnel of being typically designed are unfamiliar with CAD solid modelling function, complicated for operation, technology
Difficulty is big, and the speed of service is slow, is not suitable for construction drawing design.
Summary of the invention
The present invention is to overcome above-mentioned architectural elevation in the prior art to draw to operate complicated, low efficiency defect, provides one
The method that kind quickly generates architectural elevation based on CAD.
The present invention is directed to solve above-mentioned technical problem at least to a certain extent.
Primary and foremost purpose of the invention is in order to solve the above technical problems, technical scheme is as follows:
A method of architectural elevation is quickly generated based on CAD, the described method comprises the following steps:
S1: production LISP file constructs the user coordinate system of current facade, and the user coordinate system is automatic with point is captured
The plane coordinate system of conversion, while facade element segment is inserted into the user coordinate system；The LISP file is based on LISP
The cad file of language development, for improving drawing efficiency.
S2: it makes the front elevation view block of facade element and side elevation segment and names respectively；
S3: exterior wall modeling extracts the exterior wall profile polyline of floor level, modifies the attribute of profile polyline, and setting is repaired
Change exterior wall contour line with a thickness of story height, generate the exterior wall scale of construction；
S4: LISP file described in load step S1 simultaneously calls, and is inserted into facade element segment；
S5: being drawn by step S3, step S4 and build each layer facade model and component building entirety facade model, deposit so as to
Later period modification；
S6: it respectively enters each to elevational view, the two-dimentional elevation of blanking output.
Further, the step S1 specific steps are as follows:
S1.1: five points are defined, are denoted as P1, P2, P3, PT1, PT2 respectively；
The P1 is is inserted into facade segment basic point；The P2 is arbitrary point on P1 along the x axis extended line；The P3 is
The arbitrary point along Z-direction extended line P1；The PT1 is P1 subpoint in the plan view；The PT2 is that P2 is thrown in the plan view
Shadow point；
S1.2: in the plan view where current facade, PT1, PT2 two o'clock are selected, calculates PT1, PT2 two o'clock coordinate；
S1.3: defining h1 parameter, and the h1 indicates windowsill height or other facade element basic point terrain clearances；
S1.4: 3 points of P1, P2, P3 of three-dimensional coordinate is calculated；
S1.5: using P1 as origin, P2 is a bit in X-axis, and P3 is a bit in Y-axis, redefines the use of current facade
Family coordinate system；
S1.6: using P1 as insertion point, it is inserted into specified facade element segment；
S1.7: the user coordinate system of current facade is converted to planar world coordinate system.
Further, PT1, PT2 are calculated separately using car function, cadr function, caddr function in the step S1.2
X, Y, the Z coordinate of two o'clock.
Further, the facade element is the facade element being inserted into according to design requirement, including but not limited to door and window,
Balcony, railing.
Compared with prior art, the beneficial effect of technical solution of the present invention is:
The present invention draws elevation in 3-D view by the two-dimension method based on CAD, and effect is intuitive, easy to operate, effect
Rate is high.
Detailed description of the invention
Fig. 1 is the method for the present invention flow chart.
Fig. 2 is the schematic diagram that two-dimensional surface is inserted into three-dimensional facade segment.
Fig. 3 is embodiment facade element segment schematic diagram.
Fig. 4 is embodiment facade model axis surveys view.
Fig. 5 is that embodiment combines facade threedimensional model schematic diagram.
Fig. 6 is embodiment front elevation view.
Specific embodiment
The following further describes the technical solution of the present invention with reference to the accompanying drawings and examples.
Embodiment 1
As shown in Figure 1, a kind of method for quickly generating architectural elevation based on CAD, the described method comprises the following steps:
S1: production LISP file constructs the user coordinate system of current facade, and the user coordinate system is automatic with point is captured
The plane coordinate system of conversion, while facade element segment is inserted into the user coordinate system；The LISP file is based on LISP
The cad file of language development, for improving drawing efficiency.
Further, the step S1 specific steps are as follows:
S1.1: five points are defined, are denoted as P1, P2, P3, PT1, PT2 respectively；
The P1 is is inserted into facade segment basic point；The P2 is arbitrary point on P1 along the x axis extended line；The P3 is
The arbitrary point along Z-direction extended line P1；The PT1 is P1 subpoint in the plan view；The PT2 is that P2 is thrown in the plan view
Shadow point；
S1.2: in the plan view where current facade, PT1, PT2 two o'clock are selected, calculates PT1, PT2 two o'clock coordinate；This
Car function, cadr function, caddr function are used in implementation, seek X, Y, the Z coordinate of PT1, PT2 two o'clock respectively.
S1.3: defining h1 parameter, and the h1 indicates windowsill height or other facade element basic point terrain clearances；
S1.4: 3 points of P1, P2, P3 of three-dimensional coordinate is calculated；
S1.5: using P1 as origin, P2 is a bit in X-axis, and P3 is a bit in Y-axis, redefines the use of current facade
Family coordinate system；
S1.6: using P1 as insertion point, it is inserted into specified facade element segment；
S1.7: the user coordinate system of current facade is converted to planar world coordinate system.
S2: it makes the front elevation view block of facade element and side elevation segment and names respectively；Facade element include: door and window,
Balcony, railing etc..Wherein, door and window segment title is identical as door and window number.Facade element segment schematic diagram as shown in Figure 3, wherein
Number C1420 in figure, C0520, C0514, MC2424, L1, L1-1, L2 are the number of facade building, and it is prominent to make float window, railing etc.
Out when the component segment of exterior wall, REG order should be called, face domain is assigned, for blocking the pel of overlapping.Such as balcony balustrade, such as
Without using face domain, the French window at the back side can be seen through railing, should be taken in when making segment.
In order to be more convenient, more efficiently realize the present invention in daily design work, designing unit can according to drawing norm and
Enterprise goes out pattern formula, using the method for step S2, establishes enterprise's alien invasion component base.
S3: exterior wall modeling, as shown in figure 4, extracting the exterior wall profile polyline of floor level；Into floor level two dimension axis
Surveys view, modifies ambiguity line attribute, setting exterior wall contour line with a thickness of story height, generate the exterior wall scale of construction；
S4: LISP file described in load step S1 simultaneously calls, and is inserted into facade element segment；Such as Fig. 2, C1218 window is captured
PT1 and PT2 two o'clock is inserted into C1218 facade segment by prompt input terrain clearance h1 and segment title.
S5: being drawn by step S3, step S4 build each layer facade model as shown in Figure 3, and component building as shown in Figure 5 is whole
Facade model, deposit is so as to later period modification；
S6: as shown in fig. 6, respectively enteing each to elevational view, DXB print command blanking output two is called in the present embodiment
Elevation is tieed up, duplication pastes in two-dimentional drawing and improves thin portion and related mark by construction drawing design depth.
Facade element described in the present embodiment is the facade element being inserted into according to design requirement, including door and window, balcony,
Railing etc..
The same or similar label correspond to the same or similar components；
The terms describing the positional relationship in the drawings are only for illustration, should not be understood as the limitation to this patent；
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (4)
1. a kind of method for quickly generating architectural elevation based on CAD, which is characterized in that the described method comprises the following steps:
S1: production LISP file constructs the user coordinate system of current facade, and the user coordinate system is with a capture point automatic conversion
Plane coordinate system, while the user coordinate system be inserted into facade element segment, the LISP file be based on list processing language
The cad file of exploitation, for improving drawing efficiency；
S2: it makes the front elevation view block of facade element and side elevation segment and names respectively；
S3: exterior wall modeling extracts the exterior wall profile polyline of floor level, modifies the attribute of profile polyline, sets exterior wall wheel
Profile with a thickness of story height, generate the exterior wall scale of construction；
S4: LISP file described in load step S1 simultaneously calls, and is inserted into facade element segment；
S5: being drawn by step S3, step S4 and build each layer facade model and component building entirety facade model, is deposited so as to the later period
Modification；
S6: it respectively enters each to elevational view, the two-dimentional elevation of blanking output.
2. a kind of method for quickly generating architectural elevation based on CAD according to claim 1, which is characterized in that described
Step S1 specific steps are as follows:
S1.1: five points are defined, are denoted as P1, P2, P3, PT1, PT2 respectively；
The P1 is is inserted into facade segment basic point；The P2 is arbitrary point on P1 along the x axis extended line；The P3 is the edge P1
Arbitrary point on Z-direction extended line；The PT1 is P1 subpoint in the plan view；The PT2 is that P2 is projected in the plan view
Point；
S1.2: in the plan view where current facade, PT1, PT2 two o'clock are selected, calculates PT1, PT2 two o'clock coordinate；
S1.3: defining h1 parameter, and the h1 indicates windowsill height or other facade element basic point terrain clearances；
S1.4: 3 points of P1, P2, P3 of three-dimensional coordinate is calculated；
S1.5: using P1 as origin, P2 is a bit in X-axis, and P3 is a bit in Y-axis, and the user for redefining current facade sits
Mark system；
S1.6: using P1 as insertion point, it is inserted into specified facade element segment；
S1.7: the user coordinate system of current facade is converted to planar world coordinate system.
3. a kind of method for quickly generating architectural elevation based on CAD according to claim 2, which is characterized in that described
X, Y of PT1, PT2 two o'clock, Z coordinate are calculated separately using car function, cadr function, caddr function in step S1.2.
4. a kind of method for quickly generating architectural elevation based on CAD according to claim 1, which is characterized in that described
Facade element is the facade element being inserted into according to design requirement.
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| CN110688700A (en) * | 2019-09-29 | 2020-01-14 | 佛山南方建筑设计院有限公司 | Method and device for generating elevation map based on house plane and terminal equipment |
| CN111914318A (en) * | 2020-06-05 | 2020-11-10 | 深圳小库科技有限公司 | Method and device for automatically generating building elevation map |
| CN113158320A (en) * | 2021-05-18 | 2021-07-23 | 上海启道软件有限公司 | Three-dimensional modeling system based on building plane design |
| CN113761628A (en) * | 2021-09-09 | 2021-12-07 | 广西大学 | Building-riding street facade transformation parametric design generation method |
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| CN113158320B (en) * | 2021-05-18 | 2023-10-20 | 上海启道软件股份有限公司 | Three-dimensional modeling system based on building plane design |
| CN113761628A (en) * | 2021-09-09 | 2021-12-07 | 广西大学 | Building-riding street facade transformation parametric design generation method |
| CN113761628B (en) * | 2021-09-09 | 2022-06-14 | 广西大学 | Building street facade transformation parameterized design generation method |
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