CN111080801A - Virtual model display method and device - Google Patents
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T19/00—Manipulating 3D models or images for computer graphics
- G06T19/003—Navigation within 3D models or images
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T19/00—Manipulating 3D models or images for computer graphics
- G06T19/20—Editing of 3D images, e.g. changing shapes or colours, aligning objects or positioning parts
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2219/00—Indexing scheme for manipulating 3D models or images for computer graphics
- G06T2219/20—Indexing scheme for editing of 3D models
- G06T2219/2012—Colour editing, changing, or manipulating; Use of colour codes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2219/00—Indexing scheme for manipulating 3D models or images for computer graphics
- G06T2219/20—Indexing scheme for editing of 3D models
- G06T2219/2021—Shape modification
Abstract
The invention provides a virtual model display method and device, and relates to the technical field of model display. The virtual model display method comprises the following steps: acquiring an initial form of a virtual model to be displayed and a final form of the virtual model to be displayed, and extracting a difference part between the final form and the initial form; extracting a first color value and a second color value of the difference part; calculating a transitional form of the difference part according to the first color value and the second color value; and performing transitional display on the virtual model to be displayed according to the initial form, the transitional form and the final form. The virtual model display method and the virtual model display device have the advantages that the transition process from the initial form to the transition form to the final form exists, the transition effect is smooth, and the viewing experience of a user on the virtual model is more ideal.
Description
Technical Field
The invention relates to the technical field of model display, in particular to a virtual model display method and device.
Background
At present, when the material of the model in the screen is switched, the old material is usually deleted directly, and the new material is used, so that the transition effect from the new material to the old material is very abrupt.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a method and an apparatus for displaying a virtual model to improve the technical problem of abrupt transition effect from a new material to an old material.
In a first aspect, an embodiment of the present invention provides a virtual model display method, where the method includes the following steps:
acquiring an initial form of a virtual model to be displayed and a final form of the virtual model to be displayed, and extracting a difference part between the final form and the initial form;
extracting a first color value and a second color value of the difference part, wherein the first color value is a color value of the difference part in the initial form, and the second color value is a color value of the difference part in the final form;
calculating a transitional form of the difference part according to the first color value and the second color value; the transition form is a form representing the color change of the difference part in the process of transition of the virtual model to be displayed from the initial form to the final form;
and performing transitional display on the virtual model to be displayed according to the initial form, the transitional form and the final form.
With reference to the first aspect, an embodiment of the present invention provides a first possible implementation manner of the first aspect, wherein the step of calculating a transitional form of the difference portion according to the first color value and the second color value includes:
and calculating the transition form of the difference part according to the first color value and the second color value and a preset gradient relation.
With reference to the first possible implementation manner of the first aspect, an embodiment of the present invention provides a second possible implementation manner of the first aspect, where the step of calculating a transitional form of the difference portion according to the first color value and the second color value and according to a preset gradient relationship includes:
sequentially calculating transition color values of the difference part in the transition process according to the first color value and the second color value according to a preset gradient relation;
and setting the color of the difference part to be the color corresponding to the transition color value so as to generate a transition form containing the transition color value.
With reference to the second possible implementation manner of the first aspect, an embodiment of the present invention provides a third possible implementation manner of the first aspect, where the preset gradient relation is expressed by a relation:
color1 (1-p) + color2 p; wherein, color1 is the first color value, color2 is the second color value, p is a gradient coefficient, and color is a transition color value; wherein the initial value of p is 0 and the final value is 1;
the step of sequentially calculating transition color values of the difference part in the transition process according to the first color value and the second color value according to a preset gradient relation comprises the following steps:
acquiring a coefficient set of the gradient coefficients, wherein the coefficient set comprises a plurality of gradient values of the gradient coefficients, and the gradient values are sequentially arranged in an increasing manner from 0 to 1;
and inputting the first color value and the second color value into the relational expression aiming at each gradient value, and calculating a transition color value corresponding to each gradient value.
With reference to the third possible implementation manner of the first aspect, an embodiment of the present invention provides a fourth possible implementation manner of the first aspect, wherein the step of setting the color of the difference portion to the color corresponding to the transition color value to generate a transition shape including the transition color value includes:
setting the color of the difference part to be the color corresponding to the transition color value in sequence based on the transition color value corresponding to each gradient value, and generating a transition form containing the transition color value so that each gradient value corresponds to one transition form;
and arranging the corresponding transition forms according to the ascending arrangement sequence of the plurality of gradient values to generate a transition form set.
With reference to the fourth possible implementation manner of the first aspect, an embodiment of the present invention provides a fifth possible implementation manner of the first aspect, wherein the step of performing transition display on the virtual model to be displayed according to the initial configuration, the transition configuration, and the final configuration includes:
and sequentially displaying the initial form, each transition form which is arranged in the transition form set and the final form according to a preset time interval so as to perform transition display on the virtual model to be displayed.
In a second aspect, an embodiment of the present invention further provides a virtual model display apparatus, where the apparatus includes:
the difference part extraction module is used for acquiring an initial form of a virtual model to be displayed and a final form of the virtual model to be displayed, and extracting a difference part between the final form and the initial form;
a color value extracting module, configured to extract a first color value and a second color value of the difference portion, where the first color value is a color value of the difference portion in the initial form, and the second color value is a color value of the difference portion in the final form;
the transitional form calculation module is used for calculating the transitional form of the difference part according to the first color value and the second color value; the transition form is a form representing the color change of the difference part in the process of transition of the virtual model to be displayed from the initial form to the final form;
and the virtual model to be displayed is in transition display according to the initial form, the transition form and the final form.
With reference to the second aspect, an embodiment of the present invention provides a first possible implementation manner of the second aspect, where the transition form calculation module is configured to:
and calculating the transition form of the difference part according to the first color value and the second color value and a preset gradient relation.
In a third aspect, an embodiment of the present invention further provides a server, where the server includes: a processor and a memory, the memory storing computer-executable instructions executable by the processor, the processor executing the computer-executable instructions to implement the method described above.
In a fourth aspect, embodiments of the present invention also provide a computer-readable storage medium storing computer-executable instructions that, when invoked and executed by a processor, cause the processor to implement the method described above.
The embodiment of the invention has the following beneficial effects: according to the virtual model display method and device provided by the embodiment of the invention, the first color value and the second color value of the difference part are extracted, the transition form of the difference part is calculated according to the first color value and the second color value, and the virtual model to be displayed is subjected to transition display according to the initial form, the transition form and the final form. The virtual model display method and the virtual model display device have the advantages that the transition process from the initial form to the transition form to the final form exists, the transition effect is smooth, and the viewing experience of a user on the virtual model is more ideal.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a flowchart of a virtual model display method according to an embodiment of the present invention;
FIG. 2 is a flowchart of another virtual model display method according to an embodiment of the present invention;
FIG. 3 is a flowchart of another virtual model display method according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a virtual model display device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Nowadays, Three-dimensional (3D) games are increasingly sought by game players as a game form with vivid picture effect and fine portraits. In a three-dimensional game, there is often an operation of switching materials, for example, after a character is frozen, a material equipped on the body of the character needs to be switched to a material after the freezing, at this time, the material of the equipment needs to be switched in real time, and in the prior art, an old material is usually directly deleted, and a new material is used, so that the material is directly switched from the old material to the new material, and a gradual transition process from the old material to the new material is not performed, which causes a transition effect from the new material to the old material to be very abrupt, which often causes a user to obtain a comfortable viewing effect for the whole picture, and causes the viewing experience of the user to be unsatisfactory. Accordingly, embodiments of the present invention provide a method and an apparatus for displaying a virtual model to alleviate the above problems.
In order to facilitate understanding of the embodiment, a detailed description is first given of a virtual model display method disclosed in the embodiment of the present invention.
In one possible embodiment, the present invention provides a virtual model display method. Fig. 1 is a flow chart of a virtual model display method, which includes the following steps:
step S102: the method comprises the steps of obtaining an initial form of a virtual model to be displayed and a final form of the virtual model to be displayed, and extracting a difference part between the final form and the initial form.
The initial form and the final form of the virtual model to be displayed respectively refer to forms corresponding to the non-transition and the completed transition of the material of the virtual model to be displayed in the picture; the transition from the initial form to the final form is the site of difference.
Further, the difference portion may be the whole or a part of the virtual model to be displayed.
Step S104: and extracting a first color value and a second color value of the difference part.
The first color value is a color value of the difference part in the initial form, and the second color value is a color value of the difference part in the final form.
Step S106: and calculating the transition morphology of the difference part according to the first color value and the second color value.
The transition form is a form representing the color change of the different parts in the process of transition of the virtual model to be displayed from the initial form to the final form.
It should be particularly noted that, the material in the embodiment of the present invention takes color as an example to describe the transition effect of the virtual model to be displayed, and the transition effect of the virtual model to be displayed is represented by color transition of the difference portion.
It should be further noted that the material in the embodiment of the present invention is illustrated by taking color as an example, but other material types such as contrast, resolution, and the like may also be illustrated, which is not limited in the embodiment of the present invention.
Step S108: and performing transitional display on the virtual model to be displayed according to the initial form, the transitional form and the final form.
The embodiment of the invention has the following beneficial effects: according to the virtual model display method, the first color value and the second color value of the difference part are extracted, the transition form of the difference part is calculated according to the first color value and the second color value, and the virtual model to be displayed is subjected to transition display according to the initial form, the transition form and the final form. The virtual model display method and the virtual model display device have the advantages that the transition process from the initial form to the transition form to the final form exists, the transition effect is smooth, and the viewing experience of a user on the virtual model is more ideal.
In actual use, in the process of calculating the transitional form of the difference portion, a gradual change relationship needs to be set in advance, and then the transitional form of the difference portion needs to be calculated, so in order to describe the step of calculating the transitional form of the difference portion in more detail, an embodiment of the present invention is shown in fig. 2 as a flowchart of another virtual model display method, which includes the following steps:
step S202: the method comprises the steps of obtaining an initial form of a virtual model to be displayed and a final form of the virtual model to be displayed, and extracting a difference part between the final form and the initial form.
The computer compares the initial form and the final form of the virtual model to be displayed, obtains the parts with different forms from the initial form and the final form, and extracts the parts as different parts.
Step S204: and extracting a first color value and a second color value of the difference part.
Wherein, at the difference position, starting alphablend (a fusion mode in three-dimensional rendering) effect transition on the new color of the virtual model part to be displayed in the initial form; then, rendering the old color and the new color of the virtual model part to be displayed in sequence, wherein the rendering is to display the virtual model to be displayed on a screen according to a specific arrangement mode; closing the alphablend effect of the new color of the part of the virtual model to be displayed in the final form to finish the transition, rendering the new color, and deleting the old color.
Step S206: and calculating the transition form of the difference part according to the first color value and the second color value and a preset gradient relation.
Step S208: and performing transitional display on the virtual model to be displayed according to the initial form, the transitional form and the final form.
In actual use, in the process of calculating the transition form of the difference portion, it is necessary to calculate a transition color value of the difference portion in the transition process, generate a transition form including the transition color value based on the transition color value corresponding to each gradient value, and in the process of performing transition display on the virtual model to be displayed, it is necessary to set a time interval in advance and sequentially display the transition form, so in order to describe in more detail the step of performing transition display on the transition form of the difference portion to the virtual model to be displayed, an embodiment of the present invention is shown in fig. 3 as a flowchart of another virtual model display method, where the method includes the following steps:
step S302: the method comprises the steps of obtaining an initial form of a virtual model to be displayed and a final form of the virtual model to be displayed, and extracting a difference part between the final form and the initial form.
Step S304: and extracting a first color value and a second color value of the difference part.
Step S306: and sequentially calculating transition color values of the difference part in the transition process according to the first color value and the second color value according to a preset gradient relation.
Wherein, the relation formula of the preset gradual change relation is expressed as: color1 (1-p) + color2 p; wherein, color1 is the first color value, color2 is the second color value, p is a gradient coefficient, and color is a transition color value; wherein the initial value of p is 0 and the final value is 1;
further, the step of sequentially calculating transition color values of the difference part in the transition process according to the first color value and the second color value according to a preset gradient relation includes: acquiring a coefficient set of the gradient coefficients, wherein the coefficient set comprises a plurality of gradient values of the gradient coefficients, and the gradient values are sequentially arranged in an increasing manner from 0 to 1; and inputting the first color value and the second color value into the relational expression aiming at each gradient value, and calculating a transition color value corresponding to each gradient value.
Step S308: and setting the color of the difference part to be the color corresponding to the transition color value in sequence based on the transition color value corresponding to each gradient value, and generating a transition form containing the transition color value so that each gradient value corresponds to one transition form.
Step S310: and arranging the corresponding transition forms according to the ascending arrangement sequence of the plurality of gradient values to generate a transition form set.
The coefficient set comprises a plurality of gradual change values of gradual change coefficients, the gradual change values are sequentially arranged in an increasing mode from 0 to 1, and each gradual change value corresponds to one transition form, so that the gradual change values of the gradual change coefficients correspond to a plurality of transition forms, and the transition forms are arranged according to the increasing arrangement sequence of the gradual change values to form the transition form set.
Step S312: and sequentially displaying the initial form, each transition form which is arranged in the transition form set and the final form according to a preset time interval so as to perform transition display on the virtual model to be displayed.
Wherein a transition time is set, for example, the transition time is 10 seconds, and the fade value gradually and incrementally changes from 0 to 1 in the process of the transition time from 0 to 10 seconds.
In addition, in the process of performing transition display on the virtual model to be displayed according to the initial form, the transition form and the final form, the transition time is divided into a plurality of time periods by presetting time intervals, and the initial form, the transition form and the final form are sequentially displayed at the starting point and the ending point of each time period.
In summary, in the virtual model display method of the present invention, the transition form of the difference portion is calculated according to the first color value and the second color value, and the virtual model to be displayed is displayed in a transition manner according to the initial form, the transition form, and the final form, so that a transition process from the initial form to the transition form to the final form exists, and the transition effect is smoothed, so that the viewing experience of the user on the virtual model is more ideal.
In another possible implementation manner, corresponding to the virtual model display method provided in the foregoing implementation manner, an embodiment of the present invention further provides a virtual model display apparatus, and fig. 4 is a schematic structural diagram of the virtual model display apparatus provided in the embodiment of the present invention. As shown in fig. 4, the apparatus includes:
a difference portion extraction module 401, configured to obtain an initial form of a virtual model to be displayed and a final form of the virtual model to be displayed, and extract a difference portion between the final form and the initial form;
a color value extracting module 402, configured to extract a first color value and a second color value of the difference portion, where the first color value is a color value of the difference portion in the initial form, and the second color value is a color value of the difference portion in the final form;
a transitional form calculation module 403, configured to calculate a transitional form of the difference portion according to the first color value and the second color value; the transition form is a form representing the color change of the difference part in the process of transition of the virtual model to be displayed from the initial form to the final form;
and a to-be-displayed virtual model transition display module 404, configured to perform transition display on the to-be-displayed virtual model according to the initial form, the transition form, and the final form.
In practical use, the transient calculation module 403 is configured to:
and calculating the transition form of the difference part according to the first color value and the second color value and a preset gradient relation.
In yet another possible implementation manner, an embodiment of the present invention further provides a server, which includes a processor and a memory, where the memory stores computer-executable instructions capable of being executed by the processor, and the processor executes the computer-executable instructions to implement the method described above.
In yet another possible implementation, the embodiment of the present invention further provides a computer-readable storage medium storing computer-executable instructions, which, when invoked and executed by a processor, cause the processor to implement the method described above.
The virtual model display device provided by the embodiment of the invention has the same technical characteristics as the virtual model display method provided by the embodiment, so that the same technical problems can be solved, and the same technical effects can be achieved.
The computer program product of the virtual model display method and apparatus provided in the embodiments of the present invention includes a computer readable storage medium storing a program code, where instructions included in the program code may be used to execute the method described in the foregoing method embodiments, and specific implementation may refer to the method embodiments, and will not be described herein again.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working process of the apparatus described above may refer to the corresponding process in the foregoing method embodiment, and is not described herein again.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.
The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a ReaD-Only Memory (ROM), a RanDom Access Memory (RAM), a magnetic disk, or an optical disk.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that the following embodiments are merely illustrative of the present invention, and not restrictive, and the scope of the present invention is not limited thereto: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A method of displaying a virtual model, the method comprising the steps of:
acquiring an initial form of a virtual model to be displayed and a final form of the virtual model to be displayed, and extracting a difference part between the final form and the initial form;
extracting a first color value and a second color value of the difference part, wherein the first color value is a color value of the difference part in the initial form, and the second color value is a color value of the difference part in the final form;
calculating a transitional form of the difference part according to the first color value and the second color value; the transition form is a form representing the color change of the difference part in the process of transition of the virtual model to be displayed from the initial form to the final form;
and performing transitional display on the virtual model to be displayed according to the initial form, the transitional form and the final form.
2. The method of claim 1, wherein the step of calculating the transitional morphology of the difference site from the first color value and the second color value comprises:
and calculating the transition form of the difference part according to the first color value and the second color value and a preset gradient relation.
3. The method of claim 2, wherein the step of calculating the transitional morphology of the difference portion according to the first color value and the second color value and the preset gradient relation comprises:
sequentially calculating transition color values of the difference part in the transition process according to the first color value and the second color value according to a preset gradient relation;
and setting the color of the difference part to be the color corresponding to the transition color value so as to generate a transition form containing the transition color value.
4. The method according to claim 3, wherein the preset gradient relation is expressed by the following relation:
color1 (1-p) + color2 p; wherein, color1 is the first color value, color2 is the second color value, p is a gradient coefficient, and color is a transition color value; wherein the initial value of p is 0 and the final value is 1;
the step of sequentially calculating transition color values of the difference part in the transition process according to the first color value and the second color value according to a preset gradient relation comprises the following steps:
acquiring a coefficient set of the gradient coefficients, wherein the coefficient set comprises a plurality of gradient values of the gradient coefficients, and the gradient values are sequentially arranged in an increasing manner from 0 to 1;
and inputting the first color value and the second color value into the relational expression aiming at each gradient value, and calculating a transition color value corresponding to each gradient value.
5. The method of claim 4, wherein the step of setting the color of the difference portion to the color corresponding to the transition color value to generate the transition shape comprising the transition color value comprises:
setting the color of the difference part to be the color corresponding to the transition color value in sequence based on the transition color value corresponding to each gradient value, and generating a transition form containing the transition color value so that each gradient value corresponds to one transition form;
and arranging the corresponding transition forms according to the ascending arrangement sequence of the plurality of gradient values to generate a transition form set.
6. The method of claim 5, wherein the step of transitionally displaying the virtual model to be displayed according to the initial configuration, the transitional configuration, and the final configuration comprises:
and sequentially displaying the initial form, each transition form which is arranged in the transition form set and the final form according to a preset time interval so as to perform transition display on the virtual model to be displayed.
7. A virtual model display apparatus, the apparatus comprising:
the difference part extraction module is used for acquiring an initial form of a virtual model to be displayed and a final form of the virtual model to be displayed, and extracting a difference part between the final form and the initial form;
a color value extracting module, configured to extract a first color value and a second color value of the difference portion, where the first color value is a color value of the difference portion in the initial form, and the second color value is a color value of the difference portion in the final form;
the transitional form calculation module is used for calculating the transitional form of the difference part according to the first color value and the second color value; the transition form is a form representing the color change of the difference part in the process of transition of the virtual model to be displayed from the initial form to the final form;
and the virtual model to be displayed is in transition display according to the initial form, the transition form and the final form.
8. The apparatus of claim 7, wherein the transition shape calculation module is configured to:
and calculating the transition form of the difference part according to the first color value and the second color value and a preset gradient relation.
9. A server comprising a processor and a memory, the memory storing computer-executable instructions executable by the processor, the processor executing the computer-executable instructions to implement the method of any one of claims 1 to 6.
10. A computer-readable storage medium having computer-executable instructions stored thereon which, when invoked and executed by a processor, cause the processor to implement the method of any of claims 1 to 6.
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