JP2689246B2 - Display control device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial applications]   This invention is an animation block on the screen such as CRT.
Related to the display control device that moves and displays the display block such as
I do. [Conventional technology]   Conventionally, animations such as invaders have been used on video game devices.
Can be displayed and moved on the screen. So
Then, in this kind of video game device, for example,
Two anime series that the invaders are approaching
There are cases where display specifications that make the block closer are necessary.
You. [Problems to be Solved by the Invention]   Therefore, in a conventional video game device or the like, a predetermined
Animation blocks and other animation blocks
The animation block display data so that
Data for multiple screens are stored, and the stored display data is stored.
Two animation blocks can be displayed by displaying the data in order.
The lock is automatically approached. But
However, multiple animations written in memory in advance
The block display data is selected by the CPU and displayed in order.
Moving the animation block as it is only shown
Animation rules that are fixed and are displayed in place
Animation displayed in a position different from the animation block
If the motion block is moved in any direction,
Move the animation block displayed at a fixed position closer
It cannot be done.   An object of the present invention is to display an animation displayed on a display screen.
The first display block, such as the animation block, is replaced with another animation.
Location of the second display block such as a partition block
It is extremely easy to control the robot to automatically move closer to
It is simply to provide a device that does. [Means for solving the problem]   The means of the present invention are as follows.   The display means includes a first display block and a second display block.
Are displayed on the display screen.   The detection means includes the first display unit displayed on the display screen.
The second display block for the display position of the display block
The direction of the black display position is detected.   The control means, based on the detection result, displays the first display.
Move the block toward the display position of the second display block.
Control to move. [Operation of means for solving the problem]   The operation of the means of the present invention is as follows.   The first display block and the second display block are display hands.
It is displayed on the display screen of columns. And on the display screen
The display position of the first display block displayed in
The direction of the display position of the second display block is
And the first display block based on the detection result.
The lock moves toward the display position of the second display block
Is controlled by the control means.   Therefore, the first display block displayed on the display screen is
Automatically approaches the display position of the second display block.
Can be moved. (Example of the invention) <Explanation of overall configuration>   Hereinafter, embodiments of the present invention will be described with reference to the drawings.
explain. Figure 1 shows the display screen of a CRT, etc.
Mark (x₁， Y₁) The animation block A1 has coordinates
(X_Two， Y_Two) The animation block A2 is displayed in
The animation block A1 is an animation block.
The direction of approaching A2 is indicated by an arrow.   FIG. 2 shows the overall structure of the animation control device of this embodiment.
It is a diagram. In the figure, 10 is an input control circuit, a keyboard 12,
Decrypt the data input from the Joystick 14,
Supply various input data to each part of the system. 16 is a background image
It is a refresh memory for display, for example 32 × 24
The pattern code of charactor is stored. And then each
The turn code consists of 8 bits and has 1 to 255
Composed of code. This refresh memory 16 contains the above
The address a and the data b are supplied from the force control circuit 10.
From the keyboard 12 ((0,0) to (32,
24)) to any pattern code (1 to
You can write up to 255)). And usually
By the refresh address C from the dress control circuit 18.
It has been refreshed. This address control circuit
18 is due to the input of the clear signal c1 from the input control device 10.
Write the clear data cd to the refresh memory 16
It has a function to control the screen clear with. Above
The output d of the flash memory 16 is the pattern generator 20.
And the addressing number of the color table 22. putter
The generator 20 and color table 22 are address-wise 1
Corresponding to one-to-one, the pattern generator 20 is
Corresponds to the pattern code written in the touch memory 16.
As shown in FIG. 3 (A), the charactor pattern is 8 ×
It is stored in an 8-dot configuration. The color table 22 is
The color of the charactor pattern is as shown in Fig. 3 (B).
It is specified in units of 1 line (8 dots).
"1" in 8 bits of 1 line of the data pattern (displayed
Pattern part) and the color code of "0" part
Write the color code for the color (the part that becomes the background of the pattern).
Remember Therefore, the pattern code of the refresh memory 16
When you read, the pattern corresponding to the pattern code
The pattern is the signal e from the pattern generator 20.
Also, the color code is changed from the color table 22 to the signal f.
Then, they are read out in parallel. These pattern generators
The input control circuit 10 is used to access the data 20 and the color table 22.
Dress g and data h, i are supplied, keyboard 12
Any pattern, any color code can be written from
it can. Color generation circuit 24 outputs from color table 22
The color code f to be generated from the pattern generator 20
In the pattern e consisting of the output "1" and "0" bit strings
Therefore, when e is "1", the color code of 1 is changed to "0".
In this case, select a color code of 0 and select RGB (red green blue) and Y
Converting to 4-bit color data j representing (luminance)
Output. However, the above circuit with the code 16 to 24
It constitutes a scene display section. In addition, refresh memory
32 × 24 patterns when rewriting 16 pattern codes
As a character display mode of
Pattern code of Ri 16 and pattern generator 20
The correspondence between the lacta patterns is fixed and the pattern
Rewriting dots in the character pattern of the generator 20
The graphics display mode of 256 × 192 dots.
Function.   Next, the animation display section will be described. 26 in FIG.
Is an animation definition table
Called Le. ) Of block numbers # 1 to # 32
32 animation blocks can be defined
You. One animation block is 16 dots x 16 dots
It is the size of G. Cursor display of some of 32
It may be used for systems such as. Each definition table
Is the display coordinates of the animation block (the leftmost position of the block
The above dot is the standard) x, y and animation pattern
Generator (hereinafter referred to as the animation pattern generator)
The pattern of the animation pattern defined in 28
Number (No.) and its animation block
The color code of the display color is stored. And these 32
When the animation block overlaps on the display screen
Block priority # 1
Is the highest priority, and the order of priority is as follows. What
26A is the priority control and animation definition table 26
This is a control unit that performs input / output control for the access. This
Pattern nan read from the anime definition table 26 of
The bar number is the address of the anime pattern generator 28.
It becomes the issue. Anime pattern generator 28 is No1 ~ No255
Memorize and specify 256 kinds of animation patterns
Dot animation pattern with different pattern number
Output as column signal kp. Animation definition table 26 above
And the animation pattern generator 28 has an input controller 10
Address l, m, data n, o are supplied from
Board 12 to block numbers # 1 to # 32
Display block coordinates, pattern number,
Color code can be written and any pattern
You can write an animation pattern
it can. And the specified animation in the animation definition table 26
Color code of mesh block is output as signal kc
Is done.   30 is based on various data p supplied from the input control device 10.
By controlling the animation definition table 26 above.
Animation control device for controlling animation display
It is a place. The control for the animation definition table 26 is
Response signal, transmission data rw, input data rr
Do. In addition, this animation control device 30
The obtained signal S is input to the input control device 10. This message
No. S will be described in detail later, but it is important in the present invention.
Shows the direction of movement of animation blocks that play a role
Data.   32 is a priority determination circuit, which is one horizontal scanning period of the display screen
Determine which animation block should be displayed inside. You
That is, you can define up to 32 animation blocks.
However, in this embodiment, an animation that can be displayed on one raster line
The number of chillon blocks is limited to four. So display
Animation of # 1 to # 32 for each horizontal scanning period of timing
Determine the vertical coordinate (y) of the block and
Animation block located on the vertical coordinate of the
Up to four of these blocks are displayed in descending order of display priority.
The number is stored in memory.   Then, from the above animation pattern generator 28
The applied dot pattern data kp is every horizontal scanning period.
4 pieces of animation discriminated by the priority discrimination circuit 32
Dot putter corresponding to the pattern number of the block
One line (16 bits) of each of these is output in parallel
Once stored in the buffer 34 consisting of a shift register
You. After that, the signal is shifted out one bit at a time to obtain the signal u.
Are supplied to the color generation circuit 36. The color generation circuit 36
Color code kc supplied from animation definition table 26
Is a bit string of "1", "0" supplied from the buffer 34?
With the pattern u consisting of
4-bit color corresponding to the above-mentioned RGBY by selecting kc
-Convert to data v and output.   Therefore, the selection circuit 38 has the color from the color generation circuit 24.
-Data j and color data v from the color generation circuit 36
Is a circuit for selecting the pattern and the pattern supplied from the buffer 34.
When the color u is “1”, the color data v is output, and when it is “0”,
Select color data j and D / A (digital / analog)
Output to the conversion circuit 40. And the D / A conversion circuit 40
Converted digital data to analog video signal
You. This video signal is sent to the antenna end of the television receiver.
You can get the display on the TV screen by typing on the child.   In addition, the background image display part in the upper part of Figure 2 and the animation in the lower part
-It is said that the display part is completely synchronized.
Needless to say. <Summary of overall configuration>   As explained above, when drawing a background image, the keyboard
Code 12 to refresh memory 16, pattern generator
20, write the data to the color table 22, animate
When drawing Yeon, use the keyboard 12
Write data to Bull 26, Anime Pattern Generator 28
By inserting it, the background image and animation on the TV screen
Yon block is composited and displayed. And its priority
Is an animation block # 1> # 2 ……> # 32> back
In order of the character pattern of the scene> the background. Also,
To move the animation block, define the animation.
The display coordinates x and y in the table may be appropriately rewritten.
In addition, automatic approach control of animation block is animation
This is what the control unit 30 does.
Will be described. <Detailed explanation of the animation control mechanism>   Next, referring to FIGS. 4 to 8, the animation
The movement control of the block will be described. Figure 4 is an animation
50 shows the configuration of the control circuit 30
Detects the direction in which two animation blocks should approach
Animation approach control circuit (hereinafter, animation approach control
Circuit, and 60 is the animation approach control circuit 50.
Direction detected by or keyboard 12, keyboard
Move the animation block in the direction specified by 14 mag.
Animation movement control circuit to make (hereinafter animation movement control
It is called a circuit). In addition, 70 is 14
Control that controls the direction data input from
It is an input control circuit. Many signal lines are shown in FIG.
However, the above reference numerals 50 and 6 are used with reference to FIGS.
Its role is clear when explaining each circuit of 0 and 70
Will be.   In addition, in the following description, in order to understand the present invention, a signal flow is explained.
This is described as the main point, and in order to actually operate
Required timing signals, chip select signals, read
/ Write signal, gate control signal, etc. are all omitted.
You.   FIG. 5 is a diagram showing details of the animation approach control circuit 50.
You. 2 animation blocks from keyboard 12
And the number of dots to move at once in the x and y directions.
Two animations input from the input control device 10 by force
Block numbers A1 and A2 of the block
The numbers Sx and Sy are stored in the buffers 502, 504 and 506, 508.
You. And the above block numbers A1 and A2 are translated
The address A of the anime definition table 26 is input to the circuit 510.
1 ', A2', converted and assigned the corresponding block number
Access. And the 1st and 2nd block that accessed
Display coordinates x from the animation definition table 26₁, Y₁
And x_Two, Y_TwoRead buffers 512, 514 and 516, 518
To memorize. 520 is an x-direction direction circuit,
Details will be described later, but two animation blocks A1,
X seat of A2 (hereinafter simply referred to as animation A1 and animation A2)
Mark X₁, X_TwoAnd the number of dots that the first animation A1 advances at once
Then, the moving direction Dx on the X axis and the current coordinate difference H are obtained.
Circuit. When Dx is “1”, it moves in the positive direction of the X axis,
When "1", move in the negative direction, and when "0", do not move.
No. And above Dx is buffer 522, H is buffer 524
It is memorized. 526 is a y-direction direction circuit, in which y
The moving direction Dy on the axis and the current coordinate difference V are buffers 528 and 530.
Is stored. Reference numeral 532 is a comparison circuit, and
Compare the coordinate H from and the coordinate difference V from the buffer 530,
If V> H, set Dx of buffer 522 to “0” and H> V
If so, set Dy of buffer 528 to "0". And H =
When V, do nothing. Next, buffers 522 and 528
The direction data Dx and Dy are shared with the direction data supplied to the direction detection circuit 534.
Is supplied to the animation movement control circuit 60. Direction detection circuit
534 is the one shown in FIG. 6 (A) based on the input Dx and Dy
Search the table 536 and find the combination of Dx and Dy values.
Direction data S to be read. This direction data
S is any one of 1 to 8, which is shown in FIG. 6 (B).
Indicates the directional relationship. The direction data S is also input to the input control circuit 10
It has also been returned to and can be used for other controls.   FIG. 7 is a detailed view of the directing circuit 520. Buffer 5
Coordinate data x input from 12, 516₁, X_TwoIs operation / comparison
Input to circuit 550, ｜ x₁−x_TwoIs calculated and x
The coordinate difference H in the direction is written in the buffer 552. Ma
X₁And x_TwoA comparison is made of x₁= X_TwoWhen is "0"
But x₁> X_TwoIs "-1", then x_Two> X₁When
“1” is written in the buffer 554 as the direction of travel Dx
You. 556 is an arithmetic circuit, and the above x₁And from Bathua 506
Number of moving dots to be paid S_xIs input and the above calculation / comparison times
Road 550 x_Two> X₁When "1" of is added, add, x
₁> X_TwoWhen "-1" is given, the subtraction is performed. So
The calculation result G of is the x-coordinate of animation 1 after movement,
It is input to the arithmetic circuit 558. This arithmetic circuit 558 has x_TwoGiven by
｜ x_Two-G | is calculated and the result F is compared.
Supply to the comparison circuit 560. The comparison circuit 560 has a buffer 55
If the coordinate difference H from 2 is input and F ≧ H,
Because Name A1 overlaps or overtakes Anime 2,
Signal to set Dx of buffer 554 and H of buffer 552 to "0"
Is output. That is, set the traveling direction Dx to "0" and move
Stop and compare with the coordinate difference in the y direction later
The coordinate difference on the current x-axis is set to "0"
is there. Then, the final buffer 554 value is the traveling direction Dx.
And the value of the buffer 552 is the coordinate difference H on the x-axis.
Output to buffers 522 and 524.   The y-direction direction circuit 522 also has the same structure and function.
This is the same as the directing circuit 520 of.   FIG. 8 is a detailed diagram of the animation movement control circuit 60. In the figure
Supply from the keyboard 12 via the input control circuit 10.
Block number A1 of animated A1 being moved in the x, y direction
Motion dot number Sx, Sy, direction data S (Joystick 14
It may be given by)), Animation Block
As the display range that can be moved, the minimum value of x is Lx and the maximum value of x is
The minimum value Ly of Rx and y and the maximum value Ry of y are buffers 602 and 6 respectively.
Set to 04, 606, 608, 610, 612, 614, 616. So
Then, the block of animation A1 set in the buffer 602
The number is the address conversion circuit 618 and the animation definition table 2
Converted to address A1 ′ of 6 and animated definition table 26
Access. Then from the anime definition table 26
Display coordinate x of A1₁, Y₁Written in Batuhua 620, 622
You. Also, the specified animation A1 is defined and displayed
The flag AF indicating that it is in the animation definition table 26
It is sent from the control unit 26A and set in the buffer 624.
You. That is, the control unit 26A of the animation definition table 26
There are 32 flags corresponding to the animation blocks.
Each time a display command is given, the corresponding flag is set,
Each time an erase command is given, it will be reset.
If you read this flag, the animation block will be
You can see if it is being displayed. And further, anime contact
The traveling direction data Dx, Dy supplied from the near control circuit 50
Set on Tufa 626 and 628. By the way, 630 is X
Based on the direction data S input from the far 608, the direction table S
Searching for Bull 632, heading Dx on the x-axis and heading on the y-axis
This is a circuit that calculates the direction Dy.
It has the same structure as the direction table 536 shown in FIG. 6 (A).
ing. The direction data S is the keyboard 12 or
May be given from JOY STAY 14
The approach control circuit 50 provides the traveling direction data Dx and Dy.
When this happens, the direction resolution circuit 630 detects the direction table 631.
Dx and Dy are output as they are without searching. Muron anime approach
The direction data S is also received from the control circuit 50 and the direction is decomposed.
You may choose to do this. From this direction resolution circuit 630
The output traveling direction data Dx is input to the arithmetic circuit 632.
You. The arithmetic circuit 632 stores coordinate data x from the buffer 620.₁But,
The transfer dot number Sx is given from the buffer 604, respectively.
If the display flag AF is set on the buffer 624,
X₁Perform the operation of + (Sx * Dx) and buffer the result.
Output to A634. This calculation result moves the animation A1.
It becomes the new x-coordinate X when it is set. On the other hand, the arithmetic circuit 636
Similarly, the traveling direction data Dy and
Coordinate data y from Tuhua 622₁And transfer from Buffer 606
Enter the dynamic dot number Sy to enter y₁+ (Sy * Dy) operation
The result is taken as the y-coordinate Y after the movement of animation A1.
Output to 638. Coordinate data obtained in this way
The tabs X and Y show when it is within the specified display range.
It is determined by the display range determination circuits 640 and 642. This display range size
Separate circuits 640 and 642 are from buffers 610, 612 and 614, 616.
The minimum value Lx and the maximum value Rx in the x direction and the minimum value L in the y direction, respectively.
y, maximum value Ry is supplied and it is judged to be within the display range
And the coordinate data X and Y are sent to the animation definition table 26.
Writing to the display coordinate area x and y of the scratch A1, outside the display range
Judging from the above, the chart of the buffer 624 is displayed via the OR gate 644.
Display the animation A1 by outputting the signal that sets the indication flag AF to "0"
Memorized that disappeared, and the animation definition table 26
Send to and reset the flag of anime A1. Then
Display coordinates x and y of the animation definition table 26 from x1 and y1
If you update to X and Y, the display position of animation A1 will be automatically coordinated.
Move to (X, Y). Also, if you want to turn off the animation A1,
The control part of the animation definition table 26 without sending the mark (X, Y)
When the flag of 26A anime A1 is reset, it automatically
Rewrite the vertical coordinate y of the scratch A1 to an address outside the display screen
Can be Therefore, inevitably, the animation A1 will disappear from the screen.
It is.   In addition, animation A1 being displayed is approaching animation A2 being displayed.
If you do, there is an example where the animation A1 goes out of the display range and disappears.
It is hard to think, but the animation movement control circuit 60 operates independently
When making, what is the approach to other animation blocks
You can move the animation block regardless
Therefore, this display range determination function is required.
You.   Next, the function of the joystick input control circuit 70 will be described.
You. When you operate the joystick 14, it will
Accordingly, the direction data S is input via the input control circuit 10.
You. This direction data S includes 1 to 8 shown in FIG. 6 (B).
One of them. On the other hand, the direction is limited from the keyboard 10.
Data SC is given. This is the Joystick 14
Of the 8 directions that can be operated, only the desired direction can be entered
The other direction is for invalidation. And J
In the joystick input control circuit 70, the input S and SC
Are compared, and if they match, the direction data S is transferred to the animation.
Output to the dynamic control circuit 60. For example, SC is 1, 3, 5
Assuming that this is the Tsutatsu, the Joystick 14 in the 1, 3, 5 direction
Direction data S is output as 1, 3, and 5 only when is operated to
Is forced. <Summary of animation control mechanism>   As explained above, two animation blocks
A1 and A2 are specified, and unit movement in the x and y directions of animation A1
If you give a dot number, the animation approach control circuit 50 will
The moving direction S for the A1 to approach the A2 animation is obtained,
Also, specify the animation block A1 to move,
Given the direction of movement S, the number of unit movement dots and the display range,
New animation A1 should be moved by animation movement control circuit 60
A good coordinate (X, Y) is obtained. And animation approach control times
Combining the actions of the path 50 and the animation movement control circuit 60
Allows two animation blocks to automatically approach each other
You can get the action. In addition, enter the joystick
If you give the direction limited data SC of
Input from the joystick 14 by the limiting circuit 70
Select only the required direction data from the direction data
The data S can be obtained. <Operation explanation of the present embodiment>   First, block number #
1, display address (50, 60), number of movement dots on x-axis Sx
= 4, the number of movement dots on the y-axis Sy = 3, and the animation A2 is
Lock number # 2, display address (120, 100)
You. Also, the display range is Lx = 0, Rx = 256, Ly = 0, Ry = 192
(That is, full screen display). And the above data
Input # 1, # 2, Lx, Ly, Rx, Ry from keyboard 10
The animation approach control circuit 50 and the animation movement control circuit 60.
Then, it is activated (a chip select signal and the like are not shown).   Then, the anime definition table of block numbers # 1 and # 2
Table 26, the display address (50, 60) of anime A1
Display address (120, 100) of A2, animation display flag AF
= 1 is input to the animation control circuit 30.   Then, in the animation approach control circuit 50, x₁= 5
0, x_Two= 120, Sx = 4, and DX = 1 in the direction finding circuit 520,
H = 70, Dy = 1, V = 40 is obtained by the direction finding circuit 526.
You. This calculation method is shown in FIG.
550 by | x₁−x_Two｜ = 70 is obtained and it is set in the buffer 552.
X₁<X_TwoThe signal is output to the buffer 554
Is set. X in the arithmetic circuit 556₁+ Sx = 54 calculation
, Arithmetic circuit 558 | x_Two-G | = 66
U. Therefore, F = 66 and H = 70 are input to the comparison circuit 560.
As a result, F <H, and no signal for setting Dx and H to "0" is output.
Therefore, Dx = 1 and H = 70. Direction circuit in y direction
With 526, Dy = 1 and V = 40 are obtained by the same operation. I
However, in the comparison circuit 532 shown in FIG.
Is obtained, and the Dy of the buffer 528 is set to "0". How to continue
In the direction detection circuit 534, input Dx = 1, Dy = 0 and input the direction
Bull 536 is searched and the corresponding S = 3 is read
Output as data S.   Next, in the animation movement control circuit 60, the input control
From the road 10 and the animation definition table 26, A1 = # 1, Sx =
4, Sy = 3 (S is not input), Lx = 0, Rx = 256, Ly
= 0, Ry = 192, x₁= 50, y₁= 60, AF = 1 is set
Dx = 1, Dy = 0 is set from the animation approach control circuit 50.
Is done. Then, in the arithmetic circuit 632, x₁+ (Sx * Dx) = 5
Perform operation 4 and set it in the buffer 634.
6 in y₁＋ (Sy ＊ Dy) ＝ 60 operation and buffer 638
To set. In this example, Dx and Dy are used as direction data.
Is given directly, the direction decomposition circuit 630
Do not perform solution processing. Next, in the display range determination circuit 640
Determines whether Lx ≦ X ≦ Rx and 0 <54 <256.
Therefore, X is output as it is as coordinate data, and the display range is
The determination circuit 642 determines whether Ly ≦ Y ≦ Ry or not 0 <6
Since 0 <192, Y is output as it is as coordinate data.
You. Therefore, the display coordinates of Anime 1 after moving are (54, 60)
Next, block number # 1 of the animation definition table 26
Are written in the display coordinate areas x and y of the
Show.   If you repeat the above operation, animation A1 will gradually
It will be approaching the animation A2. <Aspect of the Invention> a. Which of the two animation blocks will move
May approach the other, or both may move. b. Even if three or more animation blocks move
No. For example, in one animation block (spaceship)
Many animation blocks (invaders) approach
You can let it come. c. All data is input from the keyboard 12.
However, the program may be input. 〔The invention's effect〕   According to the present invention, the first display displayed on the display screen
Automatically moves the block toward the display position of the second display block
Since it can be moved close to each other,
To the display position of the second display block such as
The first display block such as the animation block of
You can move and display as you go, more
A variety of displays can be displayed.

BRIEF DESCRIPTION OF THE DRAWINGS The drawings are for describing an embodiment of the present invention, and
The figure shows the display screen, the figure 2 shows the overall system configuration, the figures 3 (A) and (B) explain how to color the charactor pattern, and the figure 4 shows the animation control device. 30
5 is a detailed view of the animation approach control circuit 50, FIGS. 6 (A) and 6 (B) are views for explaining the moving direction of the animation block, and FIG.
0 is a detailed view, and FIG. 8 is a detailed view of the animation movement control circuit 60. 10 ... Input control device, 12 ... Keyboard, 14 ... Joystick, 16 ... Refresh memory, 20 ... Pattern generator, 22 ... Color table, 26 ... Animation definition table, 26A ... Control section , 28 …… Animation pattern generator, 30 …… Animation control device, 50 …… Animation approach control circuit, 60 ……
Animation movement control circuit, 70 ... JOY STAY input control circuit

   ────────────────────────────────────────────────── ─── Continuation of front page                   (56) References JP-A-54-54747 (JP, A)                 JP 54-142935 (JP, A)                 JP-A-58-129647 (JP, A)                 JP-A-56-57473 (JP, A)

Claims (1)

(57) [Claims] Display means for displaying a first display block and a second display block on a display screen, and a display position of the second display block with respect to a display position of the first display block displayed on the display screen. And a control means for controlling the first display block to move toward the display position of the second display block based on the detection result. Characteristic display control device.