31 results about "Normal mapping" patented technology

The invention relates to the technical field of computer graphics and deep learning, in particular to a simulation bait automatic coloring method and system based on a 3D model. The method comprises the following steps: acquiring an uncolored 3D model and a reference image, and generating standard data through analysis verification, curvature grid division and image compliance detection; performing color conversion, texture enhancement and multi-scale downsampling on the compliant image to construct an image pyramid; performing multi-level feature extraction and adversarial training optimization based on a pre-trained convolutional neural network and a generative adversarial network, and generating an enhanced color texture map; performing UV expansion, color mapping and normal mapping fusion in combination with the model topology, and constructing an intermediate model with physical rendering attributes; and batch color consistency verification is realized through color histogram comparison, adaptive threshold segmentation and iteration parameter adjustment, and a standard model group is generated. According to the invention, efficient and highly realistic automatic coloring of the simulated bait is realized, and color consistency and rendering quality in batch production are guaranteed.

The present application discloses a method and device for rendering weather in a game, a storage medium, and an electronic device. The method comprises: obtaining a depth map of a weather obstruction in a three-dimensional game scene, wherein each pixel in the depth map is used to record the depth of the weather obstruction at the indicated location, and the three-dimensional game scene is a game scene rendered on a smart terminal; using the depth map of the weather obstruction, generating a shadow map representing the degree of snow coverage and having a natural transition of the snow edge; and using the shadow map, the basic color map of the snow weather object, the normal map of the snow weather object, the roughness map of the snow weather object, and the world normal, rendering the snow in the three-dimensional game scene on the display interface of the smart terminal. The present application solves the technical problem of the relatively complex operation of weather rendering in the related art.

The invention discloses a model rendering method, a model rendering device, electronic equipment and a storage medium, and is applied to the technical field of computer graphics. The model rendering method comprises the steps of adjusting each factor of a preset Sobel matrix based on information of a first normal map to obtain a factor deviation value, and generating a target Sobel matrix based on the factor deviation value; based on the target Sobel matrix, filtering the first normal map to generate a second normal map; performing value fusion on the second normal map and the primary color map to obtain a fused map; and performing rendering based on the fused map to generate a rendering model. In this way, the compressed fusion map can reserve more detail information, and then the rendering effect and detail performance of the to-be-rendered model are improved.

The invention relates to the technical field of computers, and provides a three-dimensional asset generation method and device and electronic equipment. The method comprises the following steps: acquiring model guidance information and a three-dimensional model corresponding to the model guidance information; generating a geometric map based on the three-dimensional model, the geometric map at least comprising a normal map and a position map; the model guidance information and the geometric map are processed based on a material generation model, a visual color attribute map corresponding to the three-dimensional model is obtained, and the visual color attribute map is used for representing the self-luminous attribute and the basic color attribute of the surface of the three-dimensional model; and three-dimensional assets corresponding to the three-dimensional model are generated based on the three-dimensional model and the visual color attribute chartlet, and the problem that the chartlet, related to self-illumination and basic colors, of the three-dimensional model cannot be automatically generated in an existing scheme is solved.

The invention provides a model rendering processing method and device, equipment and a storage medium, and the method comprises the steps: determining a region map in a target model according to a model normal map, a tangent map and an auxiliary tangent map, and carrying out the calculation of a model basic map and a superposed basic map, the model normal map and a superposed normal map, and the auxiliary tangent map according to the region map; and performing fusion processing on the model mixed map and the superposition mixed map to obtain a fused target basic map, a target mixed map and a target normal map, and performing rendering according to the target basic map, the target mixed map and the target normal map to obtain a result after the target model superposes the to-be-superposed object. According to the method, the efficiency of realizing the model stacking effect can be improved, the accuracy of determining the stacking area is improved, and the reality sense of the stacking effect is improved.

The invention provides a model rendering method and device and electronic equipment, and the method comprises the steps: obtaining a hair model, shifting an original point position of a screen texture coordinate system to a model center position of the hair model, and obtaining a shifted screen texture coordinate system, determining a target texture coordinate corresponding to each pixel point in the screen under the offset screen texture coordinate system; for each pixel point in the screen, sampling a preset normal map based on the target texture coordinate corresponding to the pixel point to obtain a map normal, determining a reflection texture based on the map normal, and sampling a reflection map based on the reflection texture to obtain a sampling result; and rendering the hair model based on the sampling result corresponding to each pixel point in the screen to obtain a hair model with a crystallization effect, and displaying the hair model with the crystallization effect in the screen. According to the mode, on the basis of keeping the original hair rendering effect, crystallization expression is added, and the rendering effect of the crystallized hair model is improved.

The application discloses a kind of model interior scene rendering method, device, electronic equipment and medium, wherein the method comprises: obtaining the first direction map formed by three-dimensional model in the first direction of space coordinate system;Obtain the second direction map formed by the three-dimensional model in the second direction of space coordinate system;According to the first direction map and the second direction map, normal map calculation is carried out to the three-dimensional model, and the first direction normal map, the second direction normal map and the third direction normal map corresponding to the three-dimensional model in three directions of space coordinate system are obtained;According to the first direction normal map, the second direction normal map and the third direction normal map, the interior scene of the three-dimensional model is rendered to the surface of the three-dimensional model, and a stereoscopic image is obtained.The present application can solve the technical problems of too many map quantities and too much memory resource occupation in the prior art.

The invention discloses a virtual model rendering method and device, electronic equipment and a storage medium, and the method comprises the steps: extracting a target channel map corresponding to a to-be-processed material of a virtual model from a material partition map through the material partition map and a splicing normal map corresponding to the to-be-rendered virtual model, and then responding to the corresponding operation of the map. The target normal map corresponding to the target channel map is obtained from the spliced normal map of the virtual model, and then the virtual model is rendered through the target normal map, so that the number of the normal maps can be reduced, the number of sampling times of textures is reduced, and the quality of the textures is improved. In this way, memory controls can be saved, the burden of a processor caused by texture switching can be reduced, and therefore the rendering efficiency of the virtual model can be improved under the condition that the rendering effect (including authenticity and details) of the virtual model is guaranteed.

This application relates to the field of game technology, specifically to a rendering method, device, electronic device, and storage medium for a virtual sight. The method includes: in response to an activation operation of the virtual sight, calculating a world space view vector and converting it into a tangent space view vector; in response to a view movement operation following a target virtual object, performing calculations within a target shader based on the tangent space view vector to generate a crosshair layer and a mask layer; in response to aiming at the target virtual object, sampling a spherical normal map on the sight rendering model, and calculating a reflection vector based on the tangent space view vector to generate a reflection layer; and in the target shader, performing pixel blending processing on the three layers, and displaying the virtual sight's image based on the blending result. This approach, while making the optical effects more realistic, reduces redundant drawing and interaction, lowers runtime overhead, and improves image stability and aiming immersion by completing integrated rendering within the same shader.

The invention discloses a model rendering method and device, electronic equipment, a storage medium and a program product, and relates to the technical field of computers, and the method comprises the steps: obtaining a target normal map corresponding to a to-be-processed three-dimensional model, and a material map corresponding to the three-dimensional model; performing edge feature extraction on the target normal map to generate a mask map for defining a texture fusion range; determining a texture fusion area based on the pixel information of the mask map; fusing the preset texture map and the material map in the texture fusion region to generate a target material map; and rendering the three-dimensional model based on the target material map to obtain a target three-dimensional model. By implementing the technical scheme of the invention, the mask can be automatically generated from the normal map and the texture is fused, so that dynamic and programmed enhancement of model details is realized.

The present application relates to the technical field of image rendering, and discloses an inner hatching drawing method and device, electronic equipment and a storage medium, which are used for improving the inner hatching mapping drawing efficiency of a PBR model and improving the integrity of mapping hatching. The method comprises the following steps: obtaining a physical rendering PBR map of a target model, wherein the PBR map comprises a normal map, an ambient light shading map and a diffuse reflection map; generating an inner hatching according to the normal map and the ambient light shading map to obtain an inner hatching map of the target model; and superimposing the inner hatching map and the diffuse reflection map to obtain an inner hatching image of the target model.

An embodiment of the present invention provides a light and shadow rendering method, apparatus, device, and storage medium. The method includes: obtaining a first face model to be rendered for light and shadow effects in a real-time animation scene in a game; adjusting the vertex normals in the first face model; generating a normal map based on the adjusted first face model; rendering light and shadow effects based on the normal map and a second face model to obtain the light and shadow effects of the second face model in the real-time animation scene in the game, wherein the second face model is obtained by adjusting the vertex normals of the face model in the cutscene. In the real-time animation scene in the game, the vertex normals in the first face model are adjusted, and then the normal information corresponding to the adjusted first face model is baked into the second face model to obtain a normal map. Finally, rendering processing is performed based on the normal map and the second face model to obtain the expected light and shadow effects, thereby improving the texture of the animation picture.

The invention provides an image processing method and system and a computer program product, and relates to the technical field of computer graphics. The image processing method comprises the following steps: acquiring a first image and a normal map of a three-dimensional model; wherein the pixel value of the first image reflects the color information of the three-dimensional model; performing edge enhancement processing on the normal map to obtain a second image; generating a third image based on the first image and the second image; wherein the third image is a grayscale image capable of reflecting the edge contour of the three-dimensional model and the regional brightness change; and fusing the first image and the third image to obtain a target image.

Embodiments of the present application disclose a model processing method and device, computer equipment and a storage medium. The method comprises: obtaining a plurality of to-be-spliced modules, the plurality of to-be-spliced modules belonging to the same model element; splicing the plurality of to-be-spliced modules according to hierarchical information to obtain a target model, wherein the hierarchical information comprises the height and coordinates of the corresponding level of the to-be-spliced module; obtaining a normal map of the target model from a texture map; and rendering the target model according to the normal map and the hierarchical information to obtain a rendered target model texture map. The technical solution of the present application can significantly improve the efficiency of model production and rendering processing, and reduce the consumption of model processing resources.

The invention discloses a method for converting a three-dimensional model material of power generation equipment, which is used for converting all chartlets of a PBR into Blinn-Phong chartlets and comprises the following steps of: converting an HDRI panoramic chartlet of the PBR into a reflection chartlet; the PBR self-luminous chartlet is converted into a Gamma color space to serve as a luminous chartlet; performing positive film bottom overlapping operation on the PBR primary color chartlet and the ambient light shielding chartlet color to obtain a diffuse reflection chartlet color; converting the roughness map and the metallization map of the PBR into a highlight map; inverting the PBR opacity map color to obtain a transparency map color; and the normal map and the height map of the PBR material are processed and converted into the normal map. By means of the conversion method, cross-platform three-dimensional visualization real-time rendering can be conducted on the three-dimensional model of the generator set with high compatibility and low hardware requirements, parameter adjustment is convenient, and PBR material details can be reserved.

Embodiments of the present application disclose a graphics rendering method and device, electronic equipment and computer readable storage medium; the embodiments of the present application can obtain the basic color of each pixel of the to-be-rendered wrinkled surface based on the color map of the to-be-rendered wrinkled surface; the normal map of the to-be-rendered wrinkled surface is used to obtain the normal of each pixel of the to-be-rendered wrinkled surface; the final rendering color of each pixel of the to-be-rendered wrinkled surface is obtained according to the normal of each pixel, the camera direction vector of the rendering camera of the to-be-rendered wrinkled surface and the basic color of each pixel; the to-be-rendered wrinkled surface is rendered according to the final rendering color of each pixel, and the final rendering effect of the to-be-rendered wrinkled surface is obtained, and the final rendering color of each pixel is used to improve the display effect of the to-be-rendered wrinkled surface. The embodiments of the present application can effectively improve the wrinkling effect of the wrinkled surface in the case of no light, and effectively improve the display effect of the wrinkled surface in the case of reducing the graphics rendering pressure.

Embodiments of the present invention provide a virtual model rendering method, apparatus, electronic device, and storage medium. The method includes: obtaining a color map corresponding to the virtual model, wherein the color map stores luminance information of a normal map corresponding to the virtual model, wherein the normal map is a geometric block surface map; extracting luminance information from the color map; wherein the luminance information represents the brightness or darkness of each pixel on the normal map; converting the luminance information of each pixel on the normal map into a normal vector; and rendering the virtual model based on the color map and the normal vector to obtain a virtual model with a flash card effect. In an embodiment of the present invention, the luminance information of the normal map is pre-configured in the color map, so that during the rendering process, only the color map needs to be loaded, and no normal map needs to be loaded, thereby reducing the rendering power consumption of the rendering process.

The application provides a spacecraft-oriented multi-task data set construction method, and creates a high-precision satellite geometric model. The image based on PBR rendering not only has a bright visual effect, but also conforms to the physical optical principle, especially the simulation of the star body wrinkle effect by the normal map. Unreal Engine 4 is used to build a space simulation scene, and a realistic rendering effect is provided. Combined with the scene capture component and the rendering target function of the unreal engine, a high-quality satellite image is generated. The 2D image automatic labeling method based on the 3D model automatically generates semantic segmentation labels, instance segmentation labels, depth labels, normal labels and pose labels. The frame-by-frame rendering and automatic labeling method can quickly generate a large-scale data set. The generated image is subjected to semantic segmentation by a deep learning model DeepLab V3+, so that the accuracy and efficiency of model prediction are further improved, and the reality of rendering is greatly improved through careful analysis and optimization.

Embodiments of the present application disclose a virtual model texture processing method and device, computer equipment and a storage medium. The method comprises the following steps: obtaining a mask map corresponding to a basic normal map of a to-be-rendered detail texture; converting a mask brightness value of each pixel point in the mask map into texture coordinate rotation information; obtaining a rotated texture coordinate of each pixel point according to the texture coordinate rotation information corresponding to each pixel point; sampling a preset detail normal map according to the rotated texture coordinate to obtain sampling detail normal information; fusing the sampling normal information and first normal information carried by the basic normal map to obtain second normal information; and performing light and shadow rendering processing on the basic normal map based on the mask brightness value in the mask map and the second normal information to obtain a rendered detail texture. The embodiments of the present application can make the texture display effect in different texture regions in the basic normal map different, improve the reality of rendering a virtual embroidery model, and improve the user visual perception.

The present application discloses a method and device for rendering weather objects in a game, a storage medium, and an electronic device. The method includes: generating a depth map of a weather obstruction in a three-dimensional game scene, wherein each pixel in the depth map is used to record the depth of the weather obstruction at the represented location, and the three-dimensional game scene is a game scene rendered on a smart terminal; generating a shadow map of the display interface of the smart terminal based on the depth map of the weather obstruction, wherein each pixel in the shadow map is used to record the degree of snow coverage at the represented location; and rendering the snow in the three-dimensional game scene using the shadow map, the basic color map of the snow weather object, the normal map of the snow weather object, the roughness map of the snow weather object, and the world normal. The present application solves the technical problem that the operation of weather rendering in the related art is relatively complex.

This disclosure relates to the field of computer technology, specifically to a virtual object rendering method, a virtual model rendering apparatus, a computer-readable storage medium, and an electronic device. The method includes: sampling an inner layer normal map to obtain inner layer normal information; sampling an inner layer texture map based on the inner layer normal information to obtain inner layer texture information; generating inner layer information of a virtual model; sampling an outer layer normal map to obtain outer layer normal information; sampling an outer layer environment map based on the outer layer normal information to obtain outer layer environment information; generating outer layer information of a virtual model; and rendering and displaying the virtual model to be rendered based on the inner and outer layer information of the virtual model. The technical solution of this disclosure can solve the problem of high resource consumption when rendering crystal balls in related technologies.

The application discloses a method and device for rendering a virtual natural landscape, a storage medium and an electronic device. The method comprises the following steps: determining a first coverage range of the virtual natural landscape by using a first direction and a second direction, wherein the first direction is a normal direction of a virtual vegetation model in a game scene, and the second direction is a coverage direction of the virtual natural landscape to the virtual vegetation model; determining thickness information of the virtual natural landscape based on the first coverage range and the second direction; performing transition processing on a first map and a second map by using the first coverage range to obtain a processing result, wherein the first map is a base color map of the virtual natural landscape, and the second map is a normal map of the virtual natural landscape; and rendering the virtual natural landscape on the virtual vegetation model by using the thickness information, the first coverage range and the processing result. The application solves the technical problem of a virtual natural landscape rendering method provided in the related art, which has large performance consumption, poor rendering flexibility and poor reusability.

The invention provides a model rendering method and device in a game, a computer program product and electronic equipment, and relates to the technical field of computers. Comprising the steps that an initial texture image is acquired, region separation processing is carried out on the initial texture image, a texture mask map is obtained, and the texture mask map comprises a first mask map region and a second mask map region; generating a first target normal map based on the texture mask map; wherein the first target normal map comprises a first normal region corresponding to the first mask map region and a second normal region corresponding to the second mask map region; smoothing each normal vector of a first normal region in the first target normal map to obtain a second target normal map; and rendering the initial virtual model based on the second target normal map to obtain a rendered target virtual model. According to the method and the device, a more real enamel effect can be efficiently realized through lower performance consumption.

The invention provides a rendering method and device for a visual interaction effect and electronic equipment, and the method comprises the steps: responding to an interaction behavior between an interaction model in a virtual scene and a target model, and controlling a particle emitter mounted on the interaction model to emit a preset normal map; the normal chartlet comprises normal information representing an interaction effect; rendering the normal map to a preset texture to obtain a target texture, and mixing a normal of the target texture with a vertex normal of the target model to obtain a target vertex normal of the target model; and rendering on the surface of the target model based on the target vertex normal to generate an image representing an interaction effect. In the mode, the normal map is emitted through the particle emitter, the normal map is rendered into the preset texture, and the preset texture is sampled to be mixed with the vertex normal of the target model, so that the water ripple effect can be rendered based on the mixed vertex normal, the implementation process is simple, the performance consumption is low, and a vivid visual effect can be realized; and thus, the compatibility is improved.

The invention discloses a simplified rendering method and system for a light field image, and belongs to the technical field of image rendering. According to the simplified rendering method of the light field image, a topology reconstruction unit, a model simplification processing unit, a high polygon feature acquisition unit and a fusion rendering unit are constructed to simplify a high polygon model HPM of the light field image to obtain a low polygon model LPM; according to the method, a high polygon model HPM and a low polygon model LPM are combined, and coupling rendering is carried out on a normal map of the high polygon model HPM and the low polygon model LPM to realize rapid rendering of the light field image, so that the data volume of the model can be greatly reduced, the calculation amount in the light field image rendering process is remarkably reduced, the rendering rate is improved, meanwhile, the high-quality image effect is kept, and the sense of reality of the light field image is greatly improved; and meanwhile, the data volume of the model is further reduced by adopting a back rejection technology, so that the rendering of the light field image is accelerated.

The present invention discloses a method and apparatus for rendering a virtual model, a storage medium, and an electronic device. Among them, the method includes: obtaining a normal map corresponding to the virtual model, wherein the color in the normal map is used to represent the normal vector of the vertex of the virtual model; determining the normal vector of the vertex based on the normal map; and rendering the virtual model based on the normal vector of the vertex. The present invention solves the technical problem that in the related art, when using the cartoon rendering method to render a virtual model, there is uneven shadow transition.

The present invention relates to a processing method and device for human body lighting rendering based on normal mapping. The method includes obtaining an original image, obtaining a human body mask map according to the original image to obtain a to-be-processed human body mask map; generating a normal map according to the original image; using an Opengl application program to render the normal map to obtain a rendered image, mixing the to-be-processed human body mask map with the first rendered image to obtain a rendered portrait image; rendering the background of the original image to obtain a background lighting effect diagram; and mixing the rendered portrait image with the background lighting effect diagram to output an image mixing result. By simulating the actual lighting effect through opengl, the present invention provides diverse editing capabilities such as supporting multiple light sources, adjusting the color of light, the direction of light, the type of light, etc. while maintaining support for real-time editing, making the simulated lighting have a relatively realistic lighting effect.

The invention discloses a model rendering method and device and electronic equipment, and relates to the field of graphic processing, Gaussian point data is acquired according to an arrangement sequence, and rendering processing is performed on the Gaussian point data, so that a pixel coverage area, a basic color and transparency of the Gaussian point data are obtained. On the basis, the more accurate grid contour cutting requirement is met through template mapping, and a display area needing to be rendered is obtained. And adjusting the light of the model in the display area by combining the normal mapping with the light setting parameters. And adjusting the shadow effect of the rendered model through the shadow map. And finally, adjusting the basic color of the display area according to all the illumination results, and mixing the transparency and the synthesized color obtained after adjustment with the related rendering result of the previous Gaussian point data to gradually render all the Gaussian point data. The rendering result can be adjusted in a more refined and diversified mode, and the richer model rendering effect is achieved.

The present invention provides a method, device, electronic device and storage medium for rendering snow in a game scene; wherein the method comprises: sampling a snow depth normal map through target world coordinate data of a region to be rendered to obtain target depth and target normal; determining target color information and performing parallax mapping processing through target depth to obtain target color information and mapping results; interpolating the mapping results, target normal and preset ground normal information to obtain edge normal information; determining target edge information according to edge normal information and preset snow edge normal component parameters; rendering the current region to be rendered based on target color information and target edge information. In the method, by combining parallax mapping, target edge information obtained by interpolation and target color information obtained based on target depth to render snow, the effect of not having to change the model in real time and not having a large amount of calculation in rendering is achieved, thereby improving the real-time performance of the game.

The invention provides a stylized effect rendering method and device, electronic equipment and a storage medium, and relates to the technical field of rendering. The method comprises the steps of performing normal map sampling according to texture coordinates of a to-be-rendered model to obtain map normal information of the to-be-rendered model; determining target normal information of the to-be-rendered model according to the mapping normal information and vertex normal information of the to-be-rendered model; and executing at least one rendering strategy according to the target normal information of the to-be-rendered model, and rendering to generate a target model. Through the vertex normal information, the light information can be accurately calculated by effectively utilizing complex curved surface details, and the mapping normal information and the vertex normal information are combined to obtain the target normal information, so that when diamondinization effect rendering is carried out based on the target normal information, the diamondinization effect rendering efficiency is improved. The rich detail information can simulate the light information on the surface of the diamond and the cutting effect in the diamond more truly, the authenticity of the diamond rendering effect is improved, and the visual angle effect is improved.