CN109785448A

CN109785448A - A kind of method of threedimensional model surface accessory stamp

Info

Publication number: CN109785448A
Application number: CN201811489896.9A
Authority: CN
Inventors: 卢歆翮; 江卓浩; 李茂�; 吴海权; 陈镇秋; 黄龙程; 杨键; 陈汉辉
Original assignee: Western Hills Residence Guangzhou Shi You Network Technology Co Ltd; Zhuhai Kingsoft Online Game Technology Co Ltd
Current assignee: Zhuhai Xishan Jushiyou Technology Co.,Ltd.
Priority date: 2018-12-06
Filing date: 2018-12-06
Publication date: 2019-05-21
Anticipated expiration: 2038-12-06
Also published as: CN109785448B

Abstract

Technical solution of the present invention includes a kind of method of threedimensional model surface accessory stamp, this method comprises: loading editable threedimensional model at terminal interaction interface；After the completion of load, stamp edit box is created in interactive interface, carries out selection, adjustment and the dyeing of stamp to threedimensional model by stamp edit box.The invention has the benefit that allowing gesture motion of the applique on the surface of Skeletal Skinned model according to player, and correctly perception is obtained, to increase the expression effect of clothes textures, reduces textures amount.

Description

A kind of method of threedimensional model surface accessory stamp

Technical field

The present invention relates to a kind of methods of threedimensional model surface accessory stamp, belong to Computerized three-dimensional graphics process field.

Background technique

Currently carry out stamp projection on 3D game role surface, common experience problem has: interaction is not friendly enough, not after Hold the operating habit of ios；The UV precision of projection surface is inconsistent, and stamp is locally suddenly big or suddenly small in operation, and generation is pullled；Project table There is rotation in the UV in face, uncontrollable deflection is generated in translation；The color of stamp has been dyed to a kind of color.

In order to guarantee that the precision of applique is consistent in translation, after stereographic projection, inevitably generate Pattern rotation.For player when garment surface drags operation, applique can independently generate uncontrollable rotation, cause to experience very poor.

Skeletal Skinned Animation: being a kind of Computer Animated Graph, and threedimensional model is divided into two parts by it: being used for rendering model Covering, and the skeleton for control action.

Form and aspect: color measuring term, one of attribute of color, so as to distinguishing the various face such as red, yellow, green, blue with title Color.

Saturation degree: saturation degree refers to the bright-coloured degree of color, the also referred to as purity of color.Saturation degree depends on containing color in the color The ratio of ingredient and colour killing ingredient (grey).Ingredient containing color is bigger, and saturation degree is bigger；Colour killing ingredient is bigger, and saturation degree is smaller.

Brightness: also Cheng Mingdu indicates the bright-dark degree of color, reacts the bright feeling of subjectivity of the mankind.

Bitangent (bitangent): texture coordinate and position coordinates can be got up by tangent line space relationship.

2 common dimension texture coordinates include U, V two, and wherein the increased direction of V coordinate, is in tangent line space Bitangent axis.

Summary of the invention

In view of the deficiencies of the prior art, technical solution of the present invention provides a kind of side of threedimensional model surface accessory stamp Method, allows gesture motion of the applique on the surface of Skeletal Skinned model according to player, and obtains correctly perception, to increase It puts on more clothes the expression effects of textures, reduces textures amount.

Technical solution of the present invention includes a kind of method of threedimensional model surface accessory stamp, which is characterized in that this method It include: to load editable threedimensional model at terminal interaction interface；After the completion of load, stamp edit box is created in interactive interface, Selection, adjustment and the dyeing of stamp are carried out to threedimensional model by stamp edit box.

According to the method for the threedimensional model surface accessory stamp, wherein terminal is to support the terminal of touch control operation.

According to the method for the threedimensional model surface accessory stamp, wherein this method further includes the surface to threedimensional model Complexity is analyzed, and will be prompted according to the selected surface region for meeting stamp requirement of threedimensional model surface complexity.

According to the method for the threedimensional model surface accessory stamp, the wherein surface analysis of complexity packet of threedimensional model Include: be added in threedimensional model when, obtain threedimensional model surface color form and aspect, saturation degree and brightness data；According to threedimensional model Color form and aspect, saturation degree and the brightness data on surface divide color region, further, reject the color region for being less than setting value； Satisfactory color region is chosen to be identified as stamp placement region, and significantly.

According to the method for the threedimensional model surface accessory stamp, wherein stamp edit box is to support IOS system touch screen The interaction frame of operation, comprising: when any point in user click stamp edit box, execute the movement of stamp edit box；When with When family selectes the rotation key of stamp edit box and executes rotation process, realization rotation and the scaling of stamp edit box are realized；And The dyeing key of the stamp edit box according to selected by user, interactive interface of the load for dyeing, wherein interaction circle for dyeing Face and editable threedimensional model are in same interface.

According to the method for the threedimensional model surface accessory stamp, wherein dyeing interface includes the multiple vittas of editable, The vitta is used to carry out customized editor to the color of stamp.

According to the method for the threedimensional model surface accessory stamp, wherein the selection for carrying out stamp to threedimensional model includes It is selected to provide one or more achromatic maps according to user, when achromatic map is selected, obtains the corresponding stamp of achromatic map and by stamp Projection is to threedimensional model, wherein projection uses stereographic projection.

According to the method for the threedimensional model surface accessory stamp, wherein the adjustment for carrying out stamp to threedimensional model includes It is executed according to the movement of stamp edit box, rotation and scaling to corresponding movement, rotation and scaling

According to the method for the threedimensional model surface accessory stamp, wherein when stamp rotation, according to model surface Bitangent quadric automatically corrects the direction of rotation of applique.

The invention has the benefit that transporting applique according to the gesture of player on the surface of Skeletal Skinned model It is dynamic, and correctly perception is obtained, to increase the expression effect of clothes textures, reduce textures amount.

Detailed description of the invention

Fig. 1 show the overview flow chart of embodiment according to the present invention；

Fig. 2 show the stamp edit box schematic diagram of embodiment according to the present invention.

Specific embodiment

To make the objectives, technical solutions, and advantages of the present invention clearer, right in the following with reference to the drawings and specific embodiments The present invention is described in detail.The method of threedimensional model surface accessory stamp of the invention is suitable for Skeletal Skinned Animation technology Game or emulation project.

Fig. 1 show the overview flow chart of embodiment according to the present invention.Editable three are loaded at terminal interaction interface Dimension module；After the completion of load, stamp edit box is created in interactive interface, stamp is carried out to threedimensional model by stamp edit box Selection, adjustment and dyeing.Based on above-mentioned overall plan, technical solution of the present invention proposes mode in further detail below:

Inherit ios operating habit, the mode of operation of simpler close friend；

Guarantee where applique is all of the same size with stereographic projection；

When player does not make rotation process, applique can never turn, i.e. stamp is not when rotating, holding and threedimensional model Normal to a surface direction it is vertical, when rotation, automatically corrects the direction of rotation of applique using the bitangent quadric of model surface.

Single give directions hits in box any position, it can be achieved that dragging；

Single give directions hits spin button, and rotation and scaling can be achieved at the same time；

The dyeing of stamp has also been integrated in interface, can breathe out dyeing strip by click " dyeing ", chromosome passes through cunning Pole adjusts multiple attributes of stamp.

In order to make the experience of player lighter, be more like using U.S. face app, eliminate ' form and aspect ' this 2 words, take and Instead of be a vitta, the information of this vitta expression is enough, does not need extra text and increases reading difficulty. The wording for eliminating ' saturation degree ' replaces with a litter, and left side is ' plain ', and right side is ' gorgeous '.' lightness ' is eliminated, is replaced It is changed to ' obscure ' → ' apparent '.

Technical solution of the present invention additionally provides the technical solution for how guaranteeing that printing quality is best, specific as follows:

For clothes very complicated for decorative pattern, part colours region excessively fragmentation, and also the decorative pattern of script is very complicated, folds Add poor effect after stamp.

Internal model region, is wrapped in by interior zone, and for stamp, the mapping in the same orientation can only be one It comes into force on layer, it is necessary to give up the layer of the inside.

In perimeter and color region rule always and region arrangement stamp is most reasonable scheme.

Amplification is gone out, and for the position of stamp suitable for other clothes etc., can want one with the position of placing decoration printing, rule It causes, cognition degree wants high.

The above, only presently preferred embodiments of the present invention, the invention is not limited to above embodiment, as long as It reaches technical effect of the invention with identical means, all should belong to protection scope of the present invention.In protection model of the invention Its technical solution and/or embodiment can have a variety of different modifications and variations in enclosing.

Claims

1. a method for additional printing on the surface of a three-dimensional model, is characterized in that, the method comprises:

Load an editable 3D model in the terminal interactive interface;

After the loading is completed, create a printing edit box on the interactive interface, and use the printing edit box to select, adjust and dye the 3D model for printing.

2 . The method for additional printing on the surface of a three-dimensional model according to claim 1 , wherein the terminal is a terminal that supports touch operation. 3 .

3. The method for additional printing on the surface of a three-dimensional model according to claim 1, wherein the method further comprises analyzing the surface complexity of the three-dimensional model, and selecting a surface area that meets the printing requirements according to the surface complexity of the three-dimensional model prompt.

4. The method for additional printing on the surface of a three-dimensional model according to claim 1, wherein the surface complexity analysis of the three-dimensional model comprises:

When added to the 3D model, the color hue, saturation and brightness data of the surface of the 3D model are obtained;

Divide the color area according to the color hue, saturation and brightness data of the surface of the 3D model, and further, remove the color area smaller than the set value;

Select the color area that meets the requirements as the printing placement area, and carry out prominent identification.

5. The method for additional printing on the surface of a three-dimensional model according to claim 1, wherein the printing editing frame is an interactive frame supporting the touch-screen operation of the IOS system, comprising:

When the user clicks any point in the print edit box, execute the movement of the print edit box;

When the user selects the rotation key of the printing editing box and performs the rotation operation, the rotation and scaling of the printing editing box is realized;

And, according to the dyeing key of the printing edit box selected by the user, the interactive interface for dyeing is loaded, wherein the interactive interface for dyeing and the editable three-dimensional model are in the same interface.

6 . The method for additional printing on the surface of a three-dimensional model according to claim 1 , wherein the dyeing interface comprises a plurality of editable color bars, and the color bars are used to customize the color of the printing. 7 .

7. The method for additional printing on the surface of a three-dimensional model according to claim 1, wherein the selection of printing the three-dimensional model comprises providing one or more monochrome images according to user selection, and when the monochrome images are selected, Obtain the print corresponding to the monochrome image and project the print to the 3D model, where the projection is a spherical projection.

8 . The method for additional printing on the surface of a three-dimensional model according to claim 1 , wherein the adjustment of the printing on the three-dimensional model comprises performing corresponding movement, rotation and scaling according to the movement, rotation and scaling of the printing editing frame. 9 . .

9 . The method for additional printing on the surface of a three-dimensional model according to claim 8 , wherein when the printing is rotated, the rotation direction of the decal is automatically corrected according to the bi-cut quadric surface of the model surface. 10 .