CN1414795A - Device and method of displaying stereo cartoon in viewing window - Google Patents
Device and method of displaying stereo cartoon in viewing window Download PDFInfo
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- CN1414795A CN1414795A CN 01137131 CN01137131A CN1414795A CN 1414795 A CN1414795 A CN 1414795A CN 01137131 CN01137131 CN 01137131 CN 01137131 A CN01137131 A CN 01137131A CN 1414795 A CN1414795 A CN 1414795A
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Abstract
A device to display the stereocartoon picture on the viewing window includes one on-screen buffer and two overlay buffers, among which the on-screen buffer stores the screen picture data including the overlay region to be displayed on the display device. The two overlay buffers in double buffered architecture store the current frame of picture data to be displayed on the overlay region in one buffer and store the next frame of picture data under the preparation in an other buffer. Both of the current and the next frame picture data contain left eye and right eye picture data, and the left eye and right eye picture data in the current frame replace the screen picture data in the on-screen buffer alternatively when the scan is on the overlay region.
Description
Invention field
The present invention relates to a kind of Apparatus and method for that shows 3-D cartoon, particularly a kind of mode of utilizing double buffering framework (Double-buffered Architecture) and covering (Overlay), the Apparatus and method for of demonstration 3-D cartoon in form.
Background technology
The human vision that why has solid, be because the human eyes scenery in the independent observation external world separately, be the scenery that left eye is seen left eye, right eye is seen the scenery of right eye, gap on the angle is arranged between the two, then pass through the natural fusion (fusing) of brain again, can in brain, present three-dimensional scenery.
The generation of 3D stereo-picture (3D stereoscopic images) also is to utilize identical principle.Because the shown picture of display unit is a plane picture, but as to generate stereoscopic vision, the image that must allow images of left and right eyes see is independent separately, so its settling mode is that image Alternation Display with images of left and right eyes is on display unit, in conjunction with synchro-shutter viewer (Synchronized ShutterViewer) (as anaglyph spectacles, LC shutter glasses), the left and right image of images of left and right eyes that alternately guides enters corresponding eyes, make left eye can only see the image of left eye, and right eye can only be seen the image of right eye.Detailed it, promptly when the image of screen display left eye, cover right eye; Opposite, when the image of screen display right eye, promptly cover left eye.So go round and begin again, carry out Alternation Display, thereby can make the beholder produce 3D stereoscopic vision with the speed that persists faster than human vision.
Please refer to Fig. 9 and Figure 10, a kind of known 3D rendering technology is in the video memory of display card, and the memory block 51 and 52 of two full screen sizes is provided, and it deposits left-eye image data and eye image data respectively.The picture that display unit is shown is alternately corresponding to the memory block of depositing left-eye image and eye image, that is, memory block 51 and 52 one of them.Shown in Figure 9 the is shown picture of display unit is corresponding to memory block 51, and to show the situation of left-eye image data, shown in Figure 10 is that the shown picture of display unit is corresponding to memory block 52, to show the situation of eye image data.When showing different pictures, synchro-shutter viewer (Synchronized ShutterViewer) 2 need synchronously be carried out change action, allows the left-eye image data only enter user's left eye, and the eye image data only enters user's right eye.
If play the 3D 3-D cartoon with above-mentioned technology, except considering that computer hardware and software must be enough fast for the drawing or the decoding speed of each frame (frame) in the animation, and outside the matching problem of Alternation Display left-and right-eye images data and frame update, also need solve the problem of under windowing environment, playing the 3D 3-D cartoon.Because in above-mentioned known technology, the shown picture of display unit can be at any time corresponding to the different blocks in the video memory, so when playing the 3D 3-D cartoon, other form or existence such as image can not be arranged on the screen, the size of each frame of animation must all be a full-screen picture.
Being limited in of only can full screen showing can't be intersected collocation and using the application of other application software or purpose, illustrate, utilize CAD (computer aided design) (CAD, Computer Aided Design) research and development improvement new automobile, the process of its practice for using 3D 3-D cartoon simulating vehicle to travel, the engineer only can import parameters before simulation, begin simulation, in this simultaneously by the every performance numerical value of computer record, after simulation finishes, again by engineer's operational analysis software analysis and adjust parameter and simulate it again; If when monitoring is open at a 3D 3-D cartoon simulation in the form, can open synchronously analysis software at another form with the analysis mode data, and the parameter value that utilizes the analysis result adjustment to simulate in real time, upgrade the analog picture of 3D 3-D cartoon immediately, can significantly reduce the simulation required time, quicken the research and development speed of new technology.And other are such as the mode that shows static 3D stereo-picture in screen window, more can't satisfy user's demand certainly.
As mentioned above, how to provide an Apparatus and method for that in form, shows 3-D cartoon, show and 3D 3-D cartoon form so that the user opens 2D simultaneously, even a plurality of 3D 3-D cartoon form, be actually the current problem that needs to be resolved hurrily.
Summary of the invention
At the problems referred to above, the purpose of this invention is to provide a kind of Apparatus and method for that in form, shows 3-D cartoon, it can be presented at the screen picture data of 3-D cartoon in indivedual forms of Windows.
To achieve these goals, the invention provides a kind of equipment that in form, shows 3-D cartoon, this equipment is applied to have in the computer system of display unit, and comprises screen display buffer (On-screen Buffer) and two covering buffers (Overlay Buffer).The screen display buffer stores the screen-picture data that will be presented at display unit, and it comprises overlay area (OverlayRegion).Two covering buffers (Overlay Buffer) are to take double buffering framework (Double-buffered Architecture), one of them storage desires to be shown in the image document of the present frame (current frame) of overlay area, and another then stores the image document of the next frame (nextframe) in the preparation.The image document of present frame and the image document of next frame all comprise left-eye image data and eye image data, and when scanning the overlay area, alternately replace screen picture data in the screen display buffer with the left-eye image data of present frame and eye image data.
The present invention also provides a kind of method that shows 3-D cartoon in form, this method is applied to have in the computer system of display unit, this computer system comprises storage device, 3D plotting unit, Memory Controller and digital analog converter (DAC, and cooperate a synchronous shutter viewer (Synchronized Shutter Viewer) Digital Analog Converter).According to the method that in form, shows 3-D cartoon of the present invention, the image document of present frame (current frame) is to be stored in one of them of two covering buffers, the image document of the next frame in the preparation (next frame) then is stored in another and covers buffer, and image document comprises left-eye image data and the eye image data of desiring to be presented in the 3-D cartoon form respectively.When showing 3-D cartoon, method proposed by the invention is in a covered manner, alternately the output that replaces part screen picture data with the left-eye image data and the eye image data of present frame.
In addition, the present invention also provides a kind of display card, it is to be used for showing 3-D cartoon at form, and be applied to have in the computer system of display unit, this display card comprises the screen display buffer, it is to store the screen-picture data that will be presented at display unit, and wherein the screen-picture data comprises the overlay area; Two covering buffers, it is to take the double buffering framework, one of them storage that covers buffer will be presented at the image document of the present frame of overlay area, another storage that covers buffer will be presented at the image document of the next frame in the preparation of overlay area, wherein image document all comprises left-eye image data and eye image data, and in a covered manner, in computer system during from screen display buffer output screen image document, the alternately output that replaces the screen picture data of overlay area with the left-eye image data and the eye image data of present frame; The 3D plotting unit, it prepares the left-eye image data and the eye image data of next frame; And three-dimensional form controller, its control covers the image document of which the storage present frame in the buffer, and the alternately overlapping operation of the left-eye image data of present frame and eye image data.
Owing to adopt the double buffering framework according to the Apparatus and method for of 3-D cartoon that in form, shows of the present invention, can improve the 3-D cartoon image processing velocity, and by the position of three-dimensional form controller control current frame image data and next frame image document and in a covered manner alternately with the left-eye image data and the eye image data of present frame, replace the image document output of overlay area, so the image document of 3-D cartoon can be presented in indivedual forms of Windows.
Description of drawings
Fig. 1 is a schematic diagram, shows the structure that shows the equipment of 3-D cartoon in form according to the preferred embodiment of the present invention.
Fig. 2 is a flow chart, shows the method flow that shows 3-D cartoon in form according to the preferred embodiment of the present invention.
Fig. 3 is a schematic diagram, shows to select the situation by screen display buffer output pixel data when scanning element does not enter the overlay area.
Fig. 4 is a schematic diagram, shows to select by the situation that covers buffer output pixel data when scanning element enters the overlay area.
Fig. 5 is a schematic diagram, shows to judge whether scanning element enters the situation of the mode output pixel data of overlay area.
Fig. 6 is a schematic diagram, shows to judge the situation of the mode output pixel data that covers color.
Fig. 7 and Fig. 8 are schematic diagram, show according to the preferred embodiment of the present invention to use the double buffering framework to show the situation of 3D 3-D cartoon in form.
Fig. 9 and Figure 10 are schematic diagram, are presented at the situation that shows the 3D 3-D cartoon in the known technology.
The reference numeral explanation
1 computer system
11 storage devices
111 screen display buffers
112 cover buffer
The left-eye image data of 1121 present frames
The eye image data of 1122 present frames
113 cover buffer
Three-dimensional form controller
121 cover selected cell
The coordinate detecting unit
Cover color detection unit
13 storage devices
14 3D plotting units
15 Memory Controllers
16 digital analog converters
17 display unit
The synchro-shutter viewer
201～205 show the step of 3-D cartoon in form
51 memory block
52 memory block
The S scanning element
O
1With O
2Two diagonal summits of overlay area
Embodiment
Hereinafter with reference to relevant drawings, the Apparatus and method for that shows 3-D cartoon in form according to the preferred embodiment of the present invention is described, wherein components identical will be illustrated with identical reference marks.
Please refer to shown in Figure 1, the equipment that shows 3-D cartoon in form according to the preferred embodiment of the present invention comprises storage device 11 and three-dimensional form controller (Stereo Window Controller) 12, and wherein storage device 11 comprises 111 and two covering buffers of screen display buffer (On-screen Buffer) (Overlay Buffer) 112 and 113.Be stored in screen-picture data shown on the display unit 17 in the screen display buffer 111; Cover the animation viewing area in buffer 112 and the 113 3-D cartoon forms that store in the screen-picture.This animation viewing area is the overlay area (Overlay Region) of present embodiment.
Be noted that the big I of overlay area only is the part of whole screen.Also store other data that display unit shows in the screen display buffer 111, for example other forms, image or desktop background pattern etc.
The equipment that shows 3-D cartoon in form according to the preferred embodiment of the present invention is to cooperate synchro-shutter viewer (Synchronized Shutter Viewer) 2 runnings, all is applied to have in the computer system 1 of display unit 17.Computer system 1 comprises storage device 13,3D plotting unit 14, Memory Controller 15 and digital analog converter (DAC, Digtal Analog Converter) 16.
Storage device 13 can be Hard Disk Drive, CDROM (CD-ROM device, Compact Disc Read OnlyMemory) or DVDROM (digital video disk machine, Digital Video Disc Read Only Memory) data storage device got of any or multiple computer-readable such as, image document is stored in Hard Disk Drive, CD (CD-RW discsCD-RW accordingly, Compact Disc), DVD (digital video disk, Digital Video Disc) on, said storage unit 13 is carried out the data transmission via each element in bus and the computer system 1.
3D plotting unit 14 can be the functional module group on the general display card, the video processing board-card with 3D drawing function or identical soft, the hardware unit of other functions, its self-storing mechanism 13 is written into 3D data or image source file, and, produce and have the left-eye image data and the eye image data of differential seat angle according to the principle of 3D stereo-picture.
Data access in the Memory Controller 15 control store devices 11 with move action.It can accept the also request of other element of decipher (interpret), the address of affirmation data in storage device, so that read data by storage device, or the data that writes is to storage device.
Digital analog converter 16 is that the image document that will be stored in screen display buffer 111 is converted to analog type by numeric type, to output on the display unit 17, send synchronizing signal simultaneously to synchro-shutter viewer 2, so that the left and right alternately guiding action of vertical more new element of the screen of display unit 17 and synchro-shutter viewer 2 synchronously.
Be noted that, the storage device 11 of present embodiment and three-dimensional form controller 12 can be arranged on the same circuit board with above-mentioned 3D plotting unit 14, Memory Controller 15 and digital analog converter 16, or be integrated in the wafer set, to reduce volume and to increase work efficiency.Understand this operator and can carry out various design according to the actual requirements, and do not exceed spirit of the present invention and scope.
In the present invention, in order to improve the speed of Data Processing, storage device 11 has adopted double buffering (Double Buffering) design, for example be input as example with data, the data of being imported is written into buffer in advance, go again after waiting to be fully loaded with and be written into another buffer, both replace the reception data, so, when a buffer receives data, another buffer just can be handled data wherein, Data Processing speed faster than or equal under the situation of data inbound pacing, the speed of double buffering design reception data approximately is the twice of single buffer.
In like manner, with regard to present embodiment, be provided with two covering buffers 112 and 113, cover buffer 112 and store the left-and right-eye images data that will alternately be written into screen display buffer 111 at present, another covers 113 left-and right-eye images data that store the next frame in handling of buffer.After the next frame image document was finished dealing with, the role of two covering buffers exchanged immediately, to reach the purpose that improves Data Processing speed.
The left-and right-eye images data storage that three-dimensional form controller 12 controls are produced is covering among the buffer 112 or 113, and which the covering buffer that should be loaded into screen display buffer 111 at present is.Its detailed start flow process will describe in detail below.
For content of the present invention is more readily understood, enumerates an example below with reference to accompanying drawing the method that shows 3-D cartoon in form according to the preferred embodiment of the present invention is described.
Please refer to Fig. 2, in in form, showing in the method for 3-D cartoon according to the preferred embodiment of the present invention, step 201 is image documents of storing present frame (current frame) in one of them of two covering buffers, and the image document of the next frame (next frame) in preparing is covering another of buffer.
In the present embodiment, the image source file or the 3D data that are stored in storage device 13 are sent to 3D plotting unit 14 through bus, and 3D plotting unit 14 produces the image source file has the left-eye image data and the eye image data of differential seat angle.
Three-dimensional form controller 12 is via Memory Controller 15, and the next frame image document that indication disposes is stored in and covers buffer 112 or 113, and the selection that covers buffer is then decided on the storage location of current frame image data.For example, please refer to Fig. 7 and Fig. 8, when the current frame image data storage when covering buffer 112, three-dimensional form controller 12 can be with the left-eye image data of the next frame in preparing and eye image data storage in covering buffer 113 (as shown in Figure 8).Otherwise, when the current frame image data storage when covering buffer 113, three-dimensional form controller 12 can be with the left-eye image data of the next frame in preparing and eye image data storage in covering buffer 112 (as shown in Figure 7).
Step 202 is via the mode of Memory Controller 15 with covering (overlay) by controller 12, when computer system 1 during from screen display buffer 111 output screen image documents, the alternately output that replaces part screen picture data with the left-eye image data and the eye image data of present frame.The detailed action specification of relevant covering will be in hereinafter narration.
Step 203 judges whether the image document of next frame disposes in covering buffer 113.Finish if also be untreated, then get back to step 201 and step 202, continue alternately the output that replaces part screen picture data with the left-eye image data that covers the present frame in the buffer 112 and eye image data, and in covering buffer 113, prepare the next frame data.That is, position as the current frame image data is covering buffer 112, then three-dimensional form controller 12 can be sent and ask Memory Controller 15, alternately the output that replaces part screen picture data with the left-eye image data that covers the present frame in the buffer 112 and eye image data.
If in step 203, the image document of next frame disposes, then enters step 204, and the next frame that disposes is set at present frame, and to set new will processed frame be next frame.When the image document of next frame had disposed, the next frame that three-dimensional form controller 12 can will dispose was set at present frame, and the frame in the new processing is set at next frame.At this moment, three-dimensional form controller 12 can be sent and ask Memory Controller 15, when computer system 1 during from screen display buffer 111 output screen image documents, the alternately output that replaces the screen picture data of overlay area with the left-eye image data that is stored in the present frame that covers buffer 112 and eye image data, and the two field picture in will handling is stored in covering buffer 113.
If step 205 judge to finish, for example the user assigns END instruction, or all frames all dispose, then finishes whole flow process.If also do not finish then to get back to step 201 and 202.
Please refer to Fig. 3 and Fig. 4, in the present embodiment, when picture of display unit 17 desires output, each pixel of screen-picture can be by with top to bottm, be scanned by left-to-right mode one by one.In Fig. 3 and Fig. 4, the pixel of scanning element S for being scanned at present, O
1With O
2Then be the upper left point and the lower-right most point of overlay area.When scanning element S did not also enter the overlay area, pixel information can corresponding memory location be exported (as shown in Figure 3) from screen display buffer 111.And when scanning element S entered the overlay area, pixel information can corresponding memory location be exported (as shown in Figure 4) from cover buffer 112.
Be noted that the situation of Fig. 3 and Fig. 4 is that present frame is to be stored in to cover in the buffer 112, and the image in the output is a left-eye image 1121.If the image in the output is an eye image 1122, or present frame is to be stored in to cover in the buffer 113, and then when scanning element S enters the overlay area, pixel information can other corresponding memory location be exported from cover buffer 112 or 113.This is that this operator institute of understanding can be unlabored, so locate to repeat no more.
Please refer to Fig. 5, in the present embodiment, whether scanning element S enters the overlay area is to be judged by three-dimensional form controller 12.Three-dimensional form controller 12 can comprise covering selected cell 121 and coordinate detecting unit 122.As the coordinate (x that receives present scanning element S
s, y
s) time, coordinate detecting unit 122 can judge whether following relationship is set up:
x
O1＜x
s＜x
O2And y
O1＜y
s＜y
O2
If this relation is false, expression scanning element S does not enter the overlay area, covers 121 of selected cells and selects in the screen display buffer 111 pixel information that corresponding stored device position is stored.If this relation is set up, expression scanning element S has entered the overlay area, covers 121 of selected cells and selects to cover in the buffer 112 pixel information that corresponding stored device position is stored.
Please refer to Fig. 6, another kind judges whether scanning element S enters the mode of overlay area, is whether the color of detection scanning element S is to cover color (overlay color).That is, in advance with in the screen display buffer 111, the color settings of overlay area is for covering color.And judge in the screen display buffer 111 to cover color detection unit 123 whether the pairing color of pixel of scanning element S is to cover color.If then cover selected cell 121 and select to cover in the buffer 112 pixel information that corresponding stored device position is stored; If not, then cover selected cell 121 and select in the screen display buffer 111 pixel information that corresponding stored device position is stored.
When scanning element S has scanned last pixel of whole screen-picture (, the pixel of the bottom right among Fig. 3 and Fig. 4), display unit can be carried out the action of vertical flyback (vertical retrace), again begin scanning from first pixel (that is the most upper left pixel among Fig. 3 and Fig. 4).At this moment, it is which covers buffering area output by that three-dimensional form controller 12 is responsible for the shown picture in the next overlay area of decision, and the image document of output is left-eye image data or eye image data.
In sum, in whole flow process, three-dimensional form controller 12 is responsible for coordinating the following action of control:
(1) whether be ready to complete according to next frame, whether decision switches the covering buffer;
(2) judge whether present scanning element falls into the overlay area;
(3) decision is carried out overlap action with left-eye image data or eye image data; And
(4) vertical flyback of consideration display unit is moved and is carried out overlap action.
So, the present invention can realize that the double buffering framework quickens picture and handles, and alternately replace the output of the screen picture data of overlay area in a covered manner with the left-eye image data of present frame and eye image data, reach the purpose that in form, shows the 3D 3-D cartoon.
The above only is schematically, but not is used for restricted.Anyly do not break away from spirit of the present invention and scope, and, all should be contained in the appended claim its equivalent modifications of carrying out or change.
Claims (23)
1. equipment that in form, shows 3-D cartoon, this equipment is applied to have in the computer system of display unit, comprising:
The screen display buffer is used to store the screen-picture data that will be presented at this display unit, and wherein this screen-picture data comprises the overlay area; And
Two covering buffers, this covering buffer is taked the double buffering framework, one of them storage of this covering buffer will be presented at the image document of the present frame of this overlay area, and another storage of this covering buffer will be presented at the image document of the next frame in the preparation of this overlay area
Wherein the image document of the image document of this present frame and this next frame comprises left-eye image data and eye image data respectively, and
When scanning this overlay area, this left-eye image data of this present frame and this eye image data are alternately to replace this screen picture data.
2. the equipment that shows 3-D cartoon in form as claimed in claim 1 also comprises:
Three-dimensional form controller, be used for controlling this coverings buffer which store the image document of this present frame, and this left-eye image data of this present frame and this eye image data replace overlap action.
3. the equipment that shows 3-D cartoon in form as claimed in claim 2 also comprises:
The 3D plotting unit is used to prepare this left-eye image data and this eye image data of this next frame.
4. the equipment that in form, shows 3-D cartoon as claimed in claim 3, it wherein should solid form controller be signal according to this 3D plotting unit, whether this left-eye image data and this eye image data of judging this next frame are ready to complete, and cover in buffers which and store the image document of this present frame to control these.
5. the equipment that shows 3-D cartoon in form as claimed in claim 2 wherein should solid form controller considers also that the vertical flyback of this display unit moves the overlap action of controlling this left-eye image data and this eye image data.
6. the equipment that shows 3-D cartoon in form as claimed in claim 2 wherein should comprise by solid form controller:
The coordinate detecting unit is used to judge whether the coordinate of scanning element enters the coordinate range of this overlay area; And
Cover selected cell, be used for judged result, from the pixel information of this screen display buffer with one of them selection output of this covering buffer that stores present frame according to this coordinate detecting unit.
7. the equipment that shows 3-D cartoon in form as claimed in claim 2 wherein should also comprise by solid form controller:
Cover color detection unit, be used to judge whether the color of scanning element is to cover color; And
Cover selected cell, be used for judged result, from the pixel information of this screen display buffer with one of them selection output of this covering buffer that stores present frame according to this covering color detection unit.
8. the equipment that shows 3-D cartoon in form as claimed in claim 2 also comprises:
Memory Controller is used for carrying out according to the signal of this solid form controller the overlap action of this left-eye image data and this eye image data.
9. the equipment that shows 3-D cartoon in form as claimed in claim 1 also comprises:
The synchro-shutter viewer is used for the left and right images of left and right eyes that alternately guides this left-eye image data and this eye image data to enter the beholder.
10. method that in form, shows 3-D cartoon, this method comprises in the computer system with display unit:
Storage will be shown in the screen-picture data of this display unit in the screen display buffer, and wherein this screen-picture data comprises the overlay area;
The image document that stores present frame in two covering buffers, and the image document of the next frame in preparing covers another of buffer in this, wherein this covering buffer is to take the double buffering framework, and this image document all comprises left-eye image data and the eye image data that will be presented in the 3-D cartoon form; And
When scanning this overlay area, alternately this left-eye image data and this eye image data with this present frame replaces this screen picture data.
11. the method that shows 3-D cartoon in form as claimed in claim 10 also comprises:
The switching of carrying out this left-eye image data and this eye image data is moved in the vertical flyback of considering this display unit.
12. the method that shows 3-D cartoon in form as claimed in claim 10 also comprises:
The switching of carrying out this covering buffer is moved in the vertical flyback of considering this display unit.
13. the method that in form, shows 3-D cartoon as claimed in claim 12, whether wherein in this covering buffer which stores the image document of this present frame, be to be ready to complete according to this left-eye image data of this next frame and this eye image data to control.
14. the method that shows 3-D cartoon in form as claimed in claim 10 also comprises:
Judge whether the coordinate of scanning element enters the coordinate range of this overlay area; And
According to the pixel information of judged result from one of them selection output of this covering buffer of this screen display buffer and storage present frame.
15. the method that shows 3-D cartoon in form as claimed in claim 10 also comprises:
Whether the color of judging scanning element is to cover color; And
According to the pixel information of judged result from one of them selection output of this covering buffer of this screen display buffer and storage present frame.
16. the method that shows 3-D cartoon in form as claimed in claim 10 also comprises:
Prepare this left-eye image data and this eye image data of this next frame with the 3D plotting unit.
17. the method that shows 3-D cartoon in form as claimed in claim 10 also comprises:
When this next frame image document disposes, this next frame that disposes is set at this present frame, and to set the frame that new desire handles be this next frame.
18. the method that shows 3-D cartoon in form as claimed in claim 10 also comprises:
Alternately guide this left-eye image data and this eye image data to enter beholder's images of left and right eyes respectively with the synchro-shutter viewer.
19. a display card is used for showing 3-D cartoon at form, and is applied to have in the computer system of display unit, comprising:
The screen display buffer is used to store the screen-picture data that will be presented at this display unit, and wherein this screen-picture data comprises the overlay area;
Two covering buffers, this covering buffer is taked the double buffering framework, a storage of this covering buffer will be presented at the image document of the present frame of this overlay area, another storage of this covering buffer will be presented at the image document of the next frame in the preparation of this overlay area, wherein this image document all comprises left-eye image data and eye image data, and in a covered manner, when this computer system when this screen display buffer is exported this screen picture data, the alternately output that replaces the screen picture data of this overlay area with this left-eye image data and this eye image data of this present frame;
The 3D plotting unit is used to prepare this left-eye image data and this eye image data of this next frame; And
Three-dimensional form controller, be used for controlling this coverings buffer which store the image document of this present frame, and this left-eye image data of this present frame and this eye image data replace overlap action.
20. display card as claimed in claim 19 wherein should comprise by solid form controller:
The coordinate detecting unit is used to judge whether the coordinate of scanning element enters the coordinate range of this overlay area; And
Cover selected cell, be used for judged result, from the pixel information of this screen display buffer with one of them selection output of this covering buffer that stores present frame according to this coordinate detecting unit.
21. display card as claimed in claim 19 wherein should comprise by solid form controller:
Cover color detection unit, be used to judge whether the color of scanning element is to cover color; And
Cover selected cell, be used for judged result, from the pixel information of this screen display buffer with one of them selection output of this covering buffer that stores present frame according to this covering color detection unit.
22. display card as claimed in claim 19, wherein should solid form controller also consider the vertical flyback action of this display unit, control in this covering buffer which and store the image document of this present frame, and the alternately overlap action of this left-eye image data of this present frame and this eye image data.
23. display card as claimed in claim 19 also comprises:
Memory Controller is used for carrying out according to the signal of this solid form controller the overlap action of this left-eye image data and this eye image data.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01137131 CN1414795A (en) | 2001-10-22 | 2001-10-22 | Device and method of displaying stereo cartoon in viewing window |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01137131 CN1414795A (en) | 2001-10-22 | 2001-10-22 | Device and method of displaying stereo cartoon in viewing window |
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| CN101329759B (en) * | 2007-06-18 | 2010-10-13 | 联发科技股份有限公司 | Stereo graphics system and processing method |
| CN1997988B (en) * | 2003-09-29 | 2010-11-03 | 索尼电子有限公司 | Method of making a window type decision based on MDCT data in audio encoding |
| CN102118592A (en) * | 2009-12-31 | 2011-07-06 | 乐金显示有限公司 | System for displaying multivideo |
| WO2012068742A1 (en) * | 2010-11-26 | 2012-05-31 | Mediatek Singapore Pte. Ltd. | Method for performing video display control within a video display system, and associated video processing circuit and video display system |
| CN105979243A (en) * | 2015-12-01 | 2016-09-28 | 乐视致新电子科技（天津）有限公司 | Processing method and device for displaying stereo images |
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2001
- 2001-10-22 CN CN 01137131 patent/CN1414795A/en active Pending
Cited By (11)
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