CN109242758A - A kind of storage of material parameters, material parameters acquisition methods and device - Google Patents
A kind of storage of material parameters, material parameters acquisition methods and device Download PDFInfo
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- CN109242758A CN109242758A CN201811087967.2A CN201811087967A CN109242758A CN 109242758 A CN109242758 A CN 109242758A CN 201811087967 A CN201811087967 A CN 201811087967A CN 109242758 A CN109242758 A CN 109242758A
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- material parameters
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- index information
- acquired
- parameter list
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T1/00—General purpose image data processing
- G06T1/60—Memory management
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T1/00—General purpose image data processing
- G06T1/20—Processor architectures; Processor configuration, e.g. pipelining
Abstract
The embodiment of the invention provides a kind of storage of material parameters, material parameters acquisition methods and devices, this method comprises: obtaining the material parameters of image to be rendered；Obtain the index information of the parameter list for storing acquired material parameters；According to acquired index information, acquired material parameters are stored into the parameter list, and acquired index information is stored into geometry buffer area G-Buffer.The material that can include in image to be rendered using technical solution provided in an embodiment of the present invention can also store whole material parameters when more.
Description
Technical field
The present invention relates to computer application technologies, obtain more particularly to a kind of storage of material parameters, material parameters
Method and device.
Background technique
With the development of video card technology, delay rendering is gradually expanded as a kind of 3D method for rendering graph.Delay rendering
Specifically include that geometry stage and tinting stage.In the geometry stage, GPU (Graphics Processing Unit, at figure
Manage device) material parameters of image are obtained, such as: roughness, normal direction parameter, and the material parameters storage that will acquire is to G-
In buffer (Geometric Buffer, geometry buffer area)；In tinting stage, GPU is utilized and is cached in G-buffer
Material parameters carry out illumination calculation to the pixel in image, the image after being rendered.
However, inventor has found in the implementation of the present invention: as the material parameters stored in G-buffer increase,
The working performance of GPU can reduce；Also, by that can include that different material and each material are equal in the image to be rendered
Possess one group of material parameters, then then will lead to the material to be stored when the material that the image to be rendered includes is more
Parameter, which may exceed in G-buffer, can store the upper limit of the number of material parameters, that is, cannot store in G-buffer complete
Portion's material parameters cause the image quality of the image obtained after rendering that cannot meet expection.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of storage of material parameters, material parameters acquisition methods and device, with
Whole material parameters can be also stored when the material that image to be rendered includes is more.Specific technical solution is as follows:
The one side that the present invention is implemented provides a kind of material parameters storage method, which comprises
Obtain the material parameters of image to be rendered；
Obtain the index information of the parameter list for storing acquired material parameters；
According to acquired index information, acquired material parameters are stored into the parameter list, and will be acquired
Index information store into geometry buffer area G-Buffer.
Optionally, before the step of index information of the parameter list in the acquisition for storing acquired material parameters,
Further include:
The parameter list is created in CPU；
For the parameter list distribution index information.
It is optionally, described by acquired index information storage to the step in geometry buffer area G-Buffer, comprising:
The post-processing object for storing acquired index information is determined in the post-processing object for including in G-Buffer；
By acquired index information storage to the channel Alpha of determined post-processing object.
Optionally, the index information according to acquired in stores acquired material parameters into the parameter list
The step of, comprising:
Judge whether the quantity of acquired material parameters exceeds the upper limit of the number of the storage material parameters of the G-Buffer；
If so, by the storage of the first quantity material parameters into the G-Buffer, by the second quantity material parameters
It stores in the parameter list, wherein first quantity is less than the upper limit of the number, and second quantity is acquired material
Difference between the quantity of matter parameter and first quantity.
Optionally, described to store the first quantity material parameters into the G-Buffer, by the second quantity material parameters
Store the step in the parameter list, comprising:
Determine the shared material parameters in acquired material parameters, wherein the shared material parameters are described to wash with watercolours
Identical material parameters in the material parameters that each material that dye image includes possesses；
Whether the quantity of shared material parameters determined by judgement is less than the upper limit of the number；
If so, identified shared material parameters storage will be arrived the G- except storage into the G-Buffer
Material parameters except material parameters in Buffer are stored into the parameter list；
If not, choosing the first quantity material parameters storage in identified shared material parameters to the G-
In Buffer, the material parameters in addition to storage is to the material parameters in the G-Buffer are stored into the parameter list.
The another aspect that the present invention is implemented additionally provides a kind of material parameters acquisition methods, which comprises
The index information for storing the parameter list of the material parameters of image to be rendered is obtained from G-Buffer；
According to acquired index information, the material parameters of the image to be rendered are obtained from the parameter list.
Optionally, described to obtain the rope obtained from G-Buffer for storing the parameter list of the material parameters of image to be rendered
The step of fuse ceases, comprising:
It determines in the G-Buffer for storing the post-processing object of the index information；
The index information is obtained from the channel Alpha of identified post-processing object.
Optionally, the index information according to acquired in obtains the material of the image to be rendered from the parameter list
The step of matter parameter, comprising:
In the case where being stored with material parameters in the G-Buffer, obtains and store material ginseng in the G-Buffer
Number, and the material parameters stored in the parameter list are obtained according to acquired index information.
The another aspect that the present invention is implemented, additionally provides a kind of material parameters storage device, and described device includes:
First obtains module, for obtaining the material parameters of image to be rendered；
Second obtains module, for obtaining the index information of the parameter list for storing acquired material parameters；
Memory module, for according to acquired index information, acquired material parameters to be stored to the parameter list
In, and acquired index information is stored into geometry buffer area G-Buffer.
Optionally, described device further include:
Creation module, for creating the parameter list in CPU；
Distribution module, for being the parameter list distribution index information.
Optionally, the memory module, comprising:
First determines submodule, determines in the post-processing object for including in G-Buffer for storing acquired index
The post-processing object of information；
First sub-module stored, for storing acquired index information to the channel Alpha of determined post-processing object.
Optionally, the memory module, comprising:
Judging submodule, for judging whether the quantity of acquired material parameters exceeds the storage material of the G-Buffer
The upper limit of the number of parameter, and the second sub-module stored is triggered when the judgment result is yes；
Second sub-module stored, for into the G-Buffer, second being counted the storage of the first quantity material parameters
A material parameters storage is measured into the parameter list, wherein first quantity is less than the upper limit of the number, second quantity
For the difference between the quantity and first quantity of acquired material parameters.
Optionally, second sub-module stored, comprising:
Determination unit, for determining the shared material parameters in acquired material parameters, wherein the shared material ginseng
Identical material parameters in the material parameters that number possesses for each material that the image to be rendered includes；
Whether judging unit, the quantity for shared material parameters determined by judging are less than the upper limit of the number, and
Judging result is to trigger the first storage unit when being, triggers the second storage unit when the judgment result is No；
First storage unit, for identified shared material parameters storage into the G-Buffer, will to be removed storage
Material parameters except to the material parameters in the G-Buffer are stored into the parameter list；
Second storage unit is deposited for choosing the first quantity material parameters in identified shared material parameters
It stores up in the G-Buffer, the material parameters in addition to storage is to the material parameters in the G-Buffer is stored to described
In parameter list.
The another aspect that the present invention is implemented, additionally provides a kind of material parameters acquisition device, and described device includes:
Third obtains module, for obtaining the parameter list for storing the material parameters of image to be rendered from G-Buffer
Index information；
4th obtains module, for obtaining the figure to be rendered from the parameter list according to acquired index information
The material parameters of picture.
Optionally, the third obtains module, comprising:
Second determines submodule, for determining in the G-Buffer for storing the post-processing object of the index information；
Acquisition submodule, for obtaining the index information from the channel Alpha of identified post-processing object.
Optionally, the described 4th module is obtained, be specifically used for
In the case where being stored with material parameters in the G-Buffer, obtains and store material ginseng in the G-Buffer
Number, and the material parameters stored in the parameter list are obtained according to acquired index information.
The another aspect that the present invention is implemented additionally provides a kind of electronic equipment, including processor, communication interface, memory
And communication bus, wherein processor, communication interface, memory complete mutual communication by communication bus；
Memory, for storing computer program；
Processor when for executing the program stored on memory, realizes any of the above-described material parameters storage method.
The another aspect that the present invention is implemented additionally provides a kind of electronic equipment, including processor, communication interface, memory
And communication bus, wherein processor, communication interface, memory complete mutual communication by communication bus；
Memory, for storing computer program；
Processor when for executing the program stored on memory, realizes any of the above-described material parameters acquisition methods.
At the another aspect that the present invention is implemented, a kind of computer readable storage medium is additionally provided, it is described computer-readable
Instruction is stored in storage medium, when run on a computer, so that computer executes any of the above-described material parameters storage
Method.
At the another aspect that the present invention is implemented, a kind of computer readable storage medium is additionally provided, it is described computer-readable
Instruction is stored in storage medium, when run on a computer, so that computer executes any of the above-described material parameters and obtains
Method.
The embodiment of the invention also provides a kind of computer program products comprising instruction, when it runs on computers
When, so that computer executes any of the above-described material parameters storage method.
The embodiment of the invention also provides a kind of computer program products comprising instruction, when it runs on computers
When, so that computer executes any of the above-described material parameters acquisition methods.
A kind of storage of material parameters, material parameters acquisition methods and device provided in an embodiment of the present invention, can will be to wash with watercolours
The material parameters storage of dye image can not store material parameters or storage section material ginseng into parameter list, in G-Buffer
Number, it is thus possible to reduce the working performance that the demand to memory space in G-buffer improves GPU, also, in image to be rendered
Also whole material parameters can be stored when the material for including is more, to guarantee the image quality of the image obtained after rendering.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of flow diagram of material parameters storage method provided in an embodiment of the present invention；
Fig. 2 is a kind of flow diagram of material parameters acquisition methods provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of material parameters storage device provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of material parameters acquisition device provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of a kind of electronic equipment provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of another electronic equipment provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, a kind of flow diagram of material parameters storage method provided in an embodiment of the present invention, the party are shown
Method includes:
S100 obtains the material parameters of image to be rendered.
Material parameters can be understood as the used parameter when rendering to image.Specifically, material parameters can be with
Include: roughness, diffusing reflection color, method phase direction, etc. parameters.
In a kind of implementation, the material ginseng of image to be rendered can be obtained by rasterizing to image to be rendered
Number.
S110 obtains the index information of the parameter list for storing acquired material parameters.
In a kind of implementation, parameter list can be created in CPU in advance before S110, be then the parameter list of creation
Distribution index information.Wherein, index information can be understood as the information for capableing of unique id parameter table.
Index information can obtain in the following manner:
Mode one is based on this since image rendering process is completed in GPU, and after CPU creates parameter list, CPU can be with
Index information is sent to GPU, so that GPU obtains index information and during follow-up rendering, according to the index information of acquisition
Material parameters are stored into the concordance list into CPU；
Mode two after GPU obtains the material parameters of image to be rendered during rendering, can send to CPU and obtain
The request of index information, index information is sent to GPU after receiving the request for obtaining index information by CPU, so that GPU is rear
Material parameters are stored by the concordance list into CPU according to the index information of acquisition in continuous render process.
S120 stores acquired material parameters into parameter list according to acquired index information, and will be acquired
Index information store into geometry buffer area G-Buffer.
In a kind of implementation, can by acquired material parameters, all storage is into parameter list, at this point, G-Buffer
In only need to store index information, so as to it is least occupy G-Buffer memory space.
In another implementation, a part of material parameters in acquired material parameters can also be stored to G-
In Buffer, by the storage of another part material parameters into parameter list.Specifically, in storing process, it can be determined that acquired
Whether the quantity of material parameters exceeds the upper limit of the number of the storage material parameters of G-Buffer；If so, by the first quantity material
Matter parameter is stored into G-Buffer, by the storage of the second quantity material parameters into parameter list, wherein due in G-Buffer
The space of reserved storage index information is needed, so the first quantity is less than in the quantity of storage material parameters of G-Buffer
Limit, correspondingly, the second quantity are the difference between the quantity and the first quantity of acquired material parameters.For example, acquired
The quantity of material parameters is 20, and the upper limit of the number of the storage material parameters of G-Buffer is 8, it is possible to will acquire
6 storages in material parameters are into G-Buffer, and 14 storages are into parameter list.
There can be identical material parameters in the material parameters possessed due to each material that image to be rendered includes, also
It is in acquired material parameters there are part material parameters is parameter common to each material, we are normally referred to as shared
Material parameters.Specifically, shared material parameters generally include: the parameters such as normal parameter, diffusing reflection color.Based on this, Yi Zhongshi
In existing mode, during by acquired material parameters storage to G-Buffer and parameter list, it can determine acquired
Shared material parameters in material parameters, then whether the quantity of shared material parameters determined by judgement is less than G-Buffer's
Store the upper limit of the number of material parameters；
If so, by identified shared material parameters storage into G-Buffer, it will be except storage be into G-Buffer
Material parameters except material parameters are stored into parameter list.It is stored in namely G-Buffer and shares material parameters, parameter list
Material parameters specific to each material that middle storage image to be rendered includes.
If not, choosing the storage of the first quantity material parameters in identified shared material parameters to G-Buffer
In, the material parameters in addition to storing the material parameters into G-Buffer are stored into parameter list.
It include multiple RT (render target, post-processing object) in practical application, in G-Buffer, each RT includes
Color channel and a channel Alpha, color channel generally comprise R (Red, red), G (Green, green), B (Blue, blue) three
Channel.A RT first can be arbitrarily chosen during by acquired index information storage to G-Buffer based on this,
Then a channel is arbitrarily chosen in the channel that selected RT includes to be stored；In the RT that can also include in G-Buffer
After first determining a RT for storing acquired index information, acquired index information is stored to determined RT's
In the channel Alpha.Also, it can recorde the storage location of index information, such as RT2, the channel Alpha after storing index information；
So that subsequent can directly obtain in channel from RT2, Alpha during obtaining index information according to the storage location of record
Index information.
In each scheme provided in an embodiment of the present invention, material parameters of the material parameters storage method due to image to be rendered
It is stored in parameter list, material parameters can not be stored in G-Buffer or storage section material parameters therefore can
Reduce the working performance that GPU is improved to the occupancy of memory space in G-buffer, also, the material for including in image to be rendered compared with
Also whole material parameters can be stored when more, by parameter list to guarantee the image quality of the image obtained after rendering.
Referring to fig. 2, a kind of flow diagram of material parameters acquisition methods provided in an embodiment of the present invention, the party are shown
Method includes:
S200 obtains the index information for storing the parameter list of the material parameters of image to be rendered from G-Buffer.
In a kind of implementation, the parameter list for storing the material parameters of image to be rendered is obtained from G-Buffer
When index information, can first it determine for storing the post-processing object of index information in G-Buffer, then from identified rendering
The channel Alpha of target obtains the index information.
In a kind of implementation, in the case where the storage location of no pre-recorded index information, poll can be used
Mode check whether the channel of each RT in G-Buffer is stored with index information one by one, realized with this and obtained from G-Buffer
Take index information.
S210 obtains the material parameters of image to be rendered according to acquired index information from parameter list.
It, can be according to index information from parameter specifically, in the case where not being stored with material parameters in G-Buffer
Whole material parameters of image to be rendered are obtained in table.
And in the case where being stored with material parameters in G-Buffer, it can first obtain and store material ginseng in G-Buffer
Then number gets parms the material parameters stored in table further according to index information.
In each scheme provided in an embodiment of the present invention, material parameters acquisition methods can be by being stored in G-buffer
Index information obtain the material parameters that store in concordance list, then material parameters can not be stored in G-buffer or deposited
Part material parameters are stored up, therefore, the working performance for improving GPU to the occupancy of memory space in G-buffer can be reduced, also,
Whole material parameters can be stored, by parameter list also when the material that image to be rendered includes is more to guarantee to obtain after rendering
The image quality of the image arrived.
Below with a specific embodiment come to material parameters provided in an embodiment of the present invention storage, acquisition methods say
It is bright:
Image to be rendered is rasterized, obtain image to be rendered material parameters include: Diffuse.xyz,
Roughness、Normal.xyz、Specular.xyz、Param41、Param42、Param43、Param44、A、B、C。
And in Gbuffer including 4 RT, each RT includes color channel and a channel Alpha, it is seen then that in Gbuffer
It is not enough to store whole material parameters.
Therefore, it is necessary to obtain the index information for the parameter list established in CPU in advance, then according to index information, by institute
A, B, C in the material parameters of acquisition are stored into parameter list, and include by index information storage RT2 into G-Buffer
In the channel Alpha.Storage result difference in final Gbuffer and parameter list is as follows:
| Index | |||
| 0 | A0 | B0 | C0 |
| 1 | A1 | B1 | C1 |
| 2 | A2 | B2 | C2 |
| … | … | … | … |
Specifically, during by A, B, C storage in material parameters to parameter list, it is corresponding for index Index
Parameter Ai, Bi, Ci, corresponding void EncodeParam (int I, var Ai, var Bi, var Ci) are accomplished by
Correspondingly, during the material parameters stored in the table that gets parms, first reading RT2 in G-Buffer includes
In the channel Alpha " ParamShare (MatType | ID) ", " Index " of parameter list is obtained, to read in parameter list
Parameter, specific solution parameter Ai, Bi, Ci process are accomplished by
Referring to Fig. 3, a kind of structural schematic diagram of material parameters storage device provided in an embodiment of the present invention, the dress are shown
It sets and includes:
First obtains module 300, for obtaining the material parameters of image to be rendered；
Second obtains module 310, for obtaining the index information of the parameter list for storing acquired material parameters；
Memory module 320, for according to acquired index information, acquired material parameters to be stored to the parameter
In table, and acquired index information is stored into geometry buffer area G-Buffer.
In a kind of implementation of the embodiment of the present invention, material parameters storage device further include:
Creation module, for creating the parameter list in CPU；
Distribution module, for being the parameter list distribution index information.
In a kind of implementation of the embodiment of the present invention, memory module 320, comprising:
First determines submodule, determines in the post-processing object for including in G-Buffer for storing acquired index
The post-processing object of information；
First sub-module stored, for storing acquired index information to the channel Alpha of determined post-processing object.
In a kind of implementation of the embodiment of the present invention, memory module 320, comprising:
Judging submodule, for judging whether the quantity of acquired material parameters exceeds the storage material of the G-Buffer
The upper limit of the number of parameter, and the second sub-module stored is triggered when the judgment result is yes；
Second sub-module stored, for into the G-Buffer, second being counted the storage of the first quantity material parameters
A material parameters storage is measured into the parameter list, wherein first quantity is less than the upper limit of the number, second quantity
For the difference between the quantity and first quantity of acquired material parameters.
In a kind of implementation of the embodiment of the present invention, the second sub-module stored, comprising:
Determination unit, for determining the shared material parameters in acquired material parameters, wherein the shared material ginseng
Identical material parameters in the material parameters that number possesses for each material that the image to be rendered includes；
Whether judging unit, the quantity for shared material parameters determined by judging are less than the upper limit of the number, and
Judging result is to trigger the first storage unit when being, triggers the second storage unit when the judgment result is No；
First storage unit, for identified shared material parameters storage into the G-Buffer, will to be removed storage
Material parameters except to the material parameters in the G-Buffer are stored into the parameter list；
Second storage unit is deposited for choosing the first quantity material parameters in identified shared material parameters
It stores up in the G-Buffer, the material parameters in addition to storage is to the material parameters in the G-Buffer is stored to described
In parameter list.
In each scheme provided in an embodiment of the present invention, material parameters of the material parameters storage device due to image to be rendered
It is stored in parameter list, material parameters can not be stored in G-Buffer or storage section material parameters therefore can
Reduce the working performance that GPU is improved to the occupancy of memory space in G-buffer, also, the material for including in image to be rendered compared with
Also whole material parameters can be stored when more, by parameter list to guarantee the image quality of the image obtained after rendering.
Referring to fig. 4, a kind of structural schematic diagram of material parameters acquisition device provided in an embodiment of the present invention, the dress are shown
It sets and includes:
Third obtains module 400, for obtaining the ginseng for storing the material parameters of image to be rendered from G-Buffer
The index information of number table；
4th obtains module 410, for obtaining from the parameter list described to be rendered according to acquired index information
The material parameters of image.
In a kind of implementation of the embodiment of the present invention, third obtains module 400, comprising:
Second determines submodule, for determining in the G-Buffer for storing the post-processing object of the index information；
Acquisition submodule, for obtaining the index information from the channel Alpha of identified post-processing object.
In a kind of implementation of the embodiment of the present invention, the 4th obtains module 410, is specifically used for
In the case where being stored with material parameters in the G-Buffer, obtains and store material ginseng in the G-Buffer
Number, and the material parameters stored in the parameter list are obtained according to acquired index information.
In each scheme provided in an embodiment of the present invention, material parameters acquisition device can be by being stored in G-buffer
Index information obtain the material parameters that store in concordance list, then material parameters can not be stored in G-buffer or deposited
Part material parameters are stored up, therefore, the working performance for improving GPU to the occupancy of memory space in G-buffer can be reduced, also,
Whole material parameters can be stored, by parameter list also when the material that image to be rendered includes is more to guarantee to obtain after rendering
The image quality of the image arrived.
The embodiment of the invention also provides a kind of electronic equipment, as shown in figure 5, include processor 001, communication interface 002,
Memory 003 and communication bus 004, wherein processor 001, communication interface 002, memory 003 are complete by communication bus 004
At mutual communication,
Memory 003, for storing computer program；
Processor 001 when for executing the program stored on memory 003, realizes material described in the embodiment of the present invention
Matter parameter storage method.
Specifically, above-mentioned material parameters storage method, comprising:
Obtain the material parameters of image to be rendered；
Obtain the index information of the parameter list for storing acquired material parameters；
According to acquired index information, acquired material parameters are stored into the parameter list, and will be acquired
Index information store into geometry buffer area G-Buffer.
It should be noted that above-mentioned processor 001, which executes the program stored on memory 003, realizes material parameters storage
The other embodiments of method, identical as the embodiment that preceding method embodiment part provides, which is not described herein again.
In each scheme provided in an embodiment of the present invention, electronic equipment is stored in due to the material parameters of image to be rendered
Material parameters or storage section material parameters can not be stored in parameter list, in G-Buffer, therefore, can be reduced to G-
The occupancy of memory space improves the working performance of GPU in buffer, also, also can when the material that image to be rendered includes is more
Material parameters enough whole by parameter list storage, to guarantee the image quality of the image obtained after rendering.
The embodiment of the invention also provides a kind of electronic equipment, as shown in fig. 6, include processor 011, communication interface 012,
Memory 013 and communication bus 014, wherein processor 011, communication interface 012, memory 013 are complete by communication bus 014
At mutual communication,
Memory 013, for storing computer program；
Processor 011 when for executing the program stored on memory 013, realizes material described in the embodiment of the present invention
Matter parameter acquiring method.
Specifically, above-mentioned material parameters acquisition methods, comprising:
The index information for storing the parameter list of the material parameters of image to be rendered is obtained from G-Buffer；
According to acquired index information, the material parameters of the image to be rendered are obtained from the parameter list.
It should be noted that above-mentioned processor 011, which executes the program stored on memory 013, realizes that material parameters obtain
The other embodiments of method, identical as the embodiment that preceding method embodiment part provides, which is not described herein again.
In each scheme provided in an embodiment of the present invention, electronic equipment can be believed by the index being stored in G-buffer
Breath obtains the material parameters stored in concordance list, then can not store material parameters or storage section material in G-buffer
Therefore matter parameter can reduce the working performance that GPU is improved to the occupancy of memory space in G-buffer, also, to be rendered
Also whole material parameters can be stored when the material that image includes is more, by parameter list to guarantee the image obtained after rendering
Image quality.
The communication bus that above-mentioned electronic equipment is mentioned can be Peripheral Component Interconnect standard (Peripheral Component
Interconnect, PCI) bus or expanding the industrial standard structure (Extended Industry Standard
Architecture, EISA) bus etc..The communication bus can be divided into address bus, data/address bus, control bus etc..For just
It is only indicated with a thick line in expression, figure, it is not intended that an only bus or a type of bus.
Communication interface is for the communication between above-mentioned electronic equipment and other equipment.
Memory may include random access memory (Random Access Memory, RAM), also may include non-easy
The property lost memory (Non-Volatile Memory, NVM), for example, at least a magnetic disk storage.Optionally, memory may be used also
To be storage device that at least one is located remotely from aforementioned processor.
Above-mentioned processor can be general processor, including central processing unit (Central Processing Unit,
CPU), network processing unit (Network Processor, NP) etc.；It can also be digital signal processor (Digital Signal
Processing, DSP), it is specific integrated circuit (Application Specific Integrated Circuit, ASIC), existing
It is field programmable gate array (Field-Programmable Gate Array, FPGA) or other programmable logic device, discrete
Door or transistor logic, discrete hardware components.
At the another aspect that the present invention is implemented, a kind of computer readable storage medium is additionally provided, it is described computer-readable
Instruction is stored in storage medium, when run on a computer, so that computer executes any of the above-described material parameters storage
Method.
Specifically, above-mentioned material parameters storage method includes:
Obtain the material parameters of image to be rendered；
Obtain the index information of the parameter list for storing acquired material parameters；
According to acquired index information, acquired material parameters are stored into the parameter list, and will be acquired
Index information store into geometry buffer area G-Buffer.
It should be noted that realizing other implementations of material parameters storage method by above-mentioned computer readable storage medium
Example, identical as the embodiment that preceding method embodiment part provides, which is not described herein again.
In each scheme provided in an embodiment of the present invention, computer readable storage medium is joined due to the material of image to be rendered
Number is stored in parameter list, and material parameters or storage section material parameters, therefore, energy can not be stored in G-Buffer
It is enough to reduce the working performance that GPU is improved to the occupancy of memory space in G-buffer, also, the material for including in image to be rendered
Also whole material parameters can be stored when more, by parameter list to guarantee the image quality of the image obtained after rendering.
At the another aspect that the present invention is implemented, a kind of computer readable storage medium is additionally provided, it is described computer-readable
Instruction is stored in storage medium, when run on a computer, so that computer executes any of the above-described material parameters and obtains
Method.
Specifically, above-mentioned material parameters acquisition methods include:
The index information for storing the parameter list of the material parameters of image to be rendered is obtained from G-Buffer；
According to acquired index information, the material parameters of the image to be rendered are obtained from the parameter list.
It should be noted that realizing other implementations of material parameters acquisition methods by above-mentioned computer readable storage medium
Example, identical as the embodiment that preceding method embodiment part provides, which is not described herein again.
In each scheme provided in an embodiment of the present invention, computer readable storage medium can be by being stored in G-buffer
In index information obtain the material parameters that store in concordance list, then can not be stored in G-buffer material parameters or
Therefore storage section material parameters can reduce the working performance that GPU is improved to the occupancy of memory space in G-buffer, and
And whole material parameters can be also stored by parameter list when the material that image to be rendered includes is more, to guarantee to render
The image quality of the image obtained afterwards.
At the another aspect that the present invention is implemented, the embodiment of the invention also provides a kind of, and the computer program comprising instruction is produced
Product, when run on a computer, so that computer executes any of the above-described material parameters storage method.
Specifically, above-mentioned material parameters storage method includes:
Obtain the material parameters of image to be rendered；
Obtain the index information of the parameter list for storing acquired material parameters；
According to acquired index information, acquired material parameters are stored into the parameter list, and will be acquired
Index information store into geometry buffer area G-Buffer.
It should be noted that the other embodiments of material parameters storage method are realized by above-mentioned computer program product,
Identical as the embodiment that preceding method embodiment portion provides, which is not described herein again.
In each scheme provided in an embodiment of the present invention, computer program product is due to the material parameters of image to be rendered
It is stored in parameter list, material parameters or storage section material parameters can not be stored in G-Buffer, therefore, can subtract
Few occupancy to memory space in G-buffer improves the working performance of GPU, also, more in the material that image to be rendered includes
When can also pass through the whole material parameters of parameter list storage, to guarantee the image quality of the image obtained after rendering.
At the another aspect that the present invention is implemented, the embodiment of the invention also provides a kind of, and the computer program comprising instruction is produced
Product, when run on a computer, so that computer executes any of the above-described material parameters acquisition methods.
Specifically, above-mentioned material parameters acquisition methods include:
The index information for storing the parameter list of the material parameters of image to be rendered is obtained from G-Buffer；
According to acquired index information, the material parameters of the image to be rendered are obtained from the parameter list.
It should be noted that the other embodiments of material parameters acquisition methods are realized by above-mentioned computer program product,
Identical as the embodiment that preceding method embodiment part provides, which is not described herein again.
In each scheme provided in an embodiment of the present invention, computer program product can be by being stored in G-buffer
Index information obtains the material parameters stored in concordance list, then can not store material parameters or storage in G-buffer
Part material parameters, therefore, can reduce in G-buffer memory space occupancy improve GPU working performance, also,
Also whole material parameters can be stored when the material that image to be rendered includes is more, by parameter list to guarantee to obtain after rendering
Image image quality.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Each embodiment in this specification is all made of relevant mode and describes, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for device,
For equipment, computer readable storage medium, computer program product embodiments, since it is substantially similar to the method embodiment,
So being described relatively simple, the relevent part can refer to the partial explaination of embodiments of method.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent replacement, improvement and so within the spirit and principles in the present invention, are all contained in protection scope of the present invention
It is interior.
Claims (20)
1. a kind of material parameters storage method, which is characterized in that the described method includes:
Obtain the material parameters of image to be rendered；
Obtain the index information of the parameter list for storing acquired material parameters；
According to acquired index information, acquired material parameters are stored into the parameter list, and by acquired rope
Fuse breath storage is into geometry buffer area G-Buffer.
2. the method as described in claim 1, which is characterized in that in the parameter obtained for storing acquired material parameters
Before the step of index information of table, further includes:
The parameter list is created in CPU；
For the parameter list distribution index information.
3. method as described in claim 1, which is characterized in that described by acquired index information storage to geometry buffer
Step in area G-Buffer, comprising:
The post-processing object for storing acquired index information is determined in the post-processing object for including in G-Buffer；
By acquired index information storage to the channel Alpha of determined post-processing object.
4. method as claimed in any one of claims 1-3, which is characterized in that the index information according to acquired in, it will
Acquired material parameters are stored to the step in the parameter list, comprising:
Judge whether the quantity of acquired material parameters exceeds the upper limit of the number of the storage material parameters of the G-Buffer；
If so, the storage of the first quantity material parameters is stored the second quantity material parameters into the G-Buffer
Into the parameter list, wherein first quantity is less than the upper limit of the number, and second quantity is that acquired material is joined
Difference between several quantity and first quantity.
5. method as claimed in claim 4, which is characterized in that described by the first quantity material parameters storage to the G-
In Buffer, by the second quantity material parameters storage to the step in the parameter list, comprising:
Determine the shared material parameters in acquired material parameters, wherein the shared material parameters are the figure to be rendered
As comprising the material parameters that possess of each material in identical material parameters；
Whether the quantity of shared material parameters determined by judgement is less than the upper limit of the number；
If so, identified shared material parameters storage will be arrived the G-Buffer except storage into the G-Buffer
In material parameters except material parameters store into the parameter list；
If not, choosing the first quantity material parameters storage in identified shared material parameters to the G-
In Buffer, the material parameters in addition to storage is to the material parameters in the G-Buffer are stored into the parameter list.
6. a kind of material parameters acquisition methods, which is characterized in that the described method includes:
The index information for storing the parameter list of the material parameters of image to be rendered is obtained from G-Buffer；
According to acquired index information, the material parameters of the image to be rendered are obtained from the parameter list.
7. method as claimed in claim 6, which is characterized in that described obtain obtains from G-Buffer for storing figure to be rendered
The step of index information of the parameter list of the material parameters of picture, comprising:
It determines in the G-Buffer for storing the post-processing object of the index information；
The index information is obtained from the channel Alpha of identified post-processing object.
8. method as claimed in claim 6, which is characterized in that the index information according to acquired in, from the parameter list
The step of middle material parameters for obtaining the image to be rendered, comprising:
In the case where being stored with material parameters in the G-Buffer, obtains and store material parameters in the G-Buffer, and
The material parameters stored in the parameter list are obtained according to acquired index information.
9. a kind of material parameters storage device, which is characterized in that described device includes:
First obtains module, for obtaining the material parameters of image to be rendered；
Second obtains module, for obtaining the index information of the parameter list for storing acquired material parameters；
Memory module, for according to acquired index information, acquired material parameters to be stored into the parameter list, and
Acquired index information is stored into geometry buffer area G-Buffer.
10. device as claimed in claim 9, which is characterized in that described device further include:
Creation module, for creating the parameter list in CPU；
Distribution module, for being the parameter list distribution index information.
11. device as claimed in claim 9, which is characterized in that the memory module, comprising:
First determines submodule, determines in the post-processing object for including in G-Buffer for storing acquired index information
Post-processing object；
First sub-module stored, for storing acquired index information to the channel Alpha of determined post-processing object.
12. such as the described in any item devices of claim 9-11, which is characterized in that the memory module, comprising:
Judging submodule, for judging whether the quantity of acquired material parameters exceeds the storage material parameters of the G-Buffer
The upper limit of the number, and trigger the second sub-module stored when the judgment result is yes；
Second sub-module stored, for storing the first quantity material parameters into the G-Buffer, by the second quantity
Material parameters are stored into the parameter list, wherein first quantity is less than the upper limit of the number, and second quantity is institute
Difference between the quantity of the material parameters of acquisition and first quantity.
13. device as claimed in claim 12, which is characterized in that second sub-module stored, comprising:
Determination unit, for determining the shared material parameters in acquired material parameters, wherein the shared material parameters are
Identical material parameters in the material parameters that each material that the image to be rendered includes possesses；
Judging unit for judging whether the quantity of identified shared material parameters is less than the upper limit of the number, and is judging
As a result to trigger the first storage unit when being, the second storage unit is triggered when the judgment result is No；
First storage unit, for identified shared material parameters storage into the G-Buffer, will to be arrived institute except storage
The material parameters except the material parameters in G-Buffer are stated to store into the parameter list；
Second storage unit is arrived for choosing the first quantity material parameters storage in identified shared material parameters
In the G-Buffer, by the material parameters storage in addition to storage is to the material parameters in the G-Buffer to the parameter
In table.
14. a kind of material parameters acquisition device, which is characterized in that described device includes:
Third obtains module, for obtaining the rope for storing the parameter list of the material parameters of image to be rendered from G-Buffer
Fuse breath；
4th obtains module, for obtaining the image to be rendered from the parameter list according to acquired index information
Material parameters.
15. device as claimed in claim 14, which is characterized in that the third obtains module, comprising:
Second determines submodule, for determining in the G-Buffer for storing the post-processing object of the index information；
Acquisition submodule, for obtaining the index information from the channel Alpha of identified post-processing object.
16. device as claimed in claim 14, which is characterized in that the described 4th obtains module, is specifically used for
In the case where being stored with material parameters in the G-Buffer, obtains and store material parameters in the G-Buffer, and
The material parameters stored in the parameter list are obtained according to acquired index information.
17. a kind of electronic equipment, which is characterized in that including processor, communication interface, memory and communication bus, wherein processing
Device, communication interface, memory complete mutual communication by communication bus；
Memory, for storing computer program；
Processor when for executing the program stored on memory, realizes any method and step of claim 1-5.
18. a kind of electronic equipment, which is characterized in that including processor, communication interface, memory and communication bus, wherein processing
Device, communication interface, memory complete mutual communication by communication bus；
Memory, for storing computer program；
Processor when for executing the program stored on memory, realizes method and step as claimed in claim 6 to 8.
19. a kind of computer readable storage medium, it is stored with instruction in the computer readable storage medium, when it is in computer
When upper operation, so that computer perform claim requires any method and step of 1-5.
20. a kind of computer readable storage medium, it is stored with instruction in the computer readable storage medium, when it is in computer
When upper operation, so that computer perform claim requires any method and step of 6-8.
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