JP2003233831A - Picture display device in slot machine or pachi-slo machine and picture display method in the same device and its program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a compact and economical picture display device for a general slot machine or a pachi-slo machine for easily conducting high level and diversified plotting performance, and for allowing a user to display an exciting and impressive picture. <P>SOLUTION: A picture display device 100 for a slot machine or a pachi-slo machine is provided with a display means 200 for displaying a preliminarily decided picture. The display means 200 is configured to display picture plot information formed by stacking a preliminarily decided plurality of kinds of textures over the top of each other by hardware processing. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image display device for displaying moving image information in a slot machine or a pachi-slot machine, and a method for displaying moving image information, and more particularly to an image display device in a slot machine or a pachi-slot machine. , It is possible to display various images easily and economically in a slot machine or a pachi-slot machine image display device and a slot machine or a pachi-slot machine image display device image display device. It is about the method.

[0002]

2. Description of the Related Art Conventionally, in the case of displaying a complicated image, a plurality of predetermined image information are prepared, and necessary image information is selected from the plurality of pieces of image information so as to perform an overlaying process. In order to create the desired drawn image information by performing the above, it is necessary to prepare the required number of texture information created by combining a plurality of textures in advance and store it in an appropriate storage means. Since the means becomes large, there is a problem that the size cannot be adapted to the size of the image display device of the slot machine or the pachi-slot machine and the cost is also restricted.

Further, it is conceivable that the above-described method is subjected to semi-transparency processing by software so that the textures are overlapped and pasted and rendered, but in the software processing, the data which has been once processed is always changed to another method. Since it needs to be stored in the storage means, there is a drawback that the number of polygons that can be drawn is limited because the amount of memory increases and the processing time also increases.

[0004]

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to improve the above-mentioned drawbacks of the prior art, and to use hardware in an image display device of a general slot machine or pachi-slot machine, by using a plurality of hardware. A compact and economical slot machine or pachi-slot machine that has the ability to display a wide variety of complex images at high speed by pasting together the texture information of the above, and can display moving images that keep users excited and tired Image display device, and further, an image display device of a slot machine or a pachi-slot machine and an image display device of the slot machine or the pachi-slot machine capable of easily displaying three-dimensional moving image information. It provides a method.

In order to achieve the above-mentioned object, the present invention adopts the technical constitution as described below. That is, as a first aspect of the present invention, in an image display device of a slot machine or a pachi-slot machine,
A slot machine or a pachi-slot machine is provided with display means for displaying a predetermined image, and the image display device is provided with multi-texture processing means for overlapping and pasting a plurality of predetermined textures. As a second aspect of the present invention, in the image display device of the slot machine or the pachi-slot machine, when displaying a predetermined image, a plurality of types of predetermined images are displayed. A slot configured so that a texture is prepared, at least two types of textures selected from the plurality of types of textures are overlaid on each other to be synthesized, and then the synthesized texture information is pasted to a predetermined polygon. An image display method in an image display device of a machine or a pachi-slot machine.

BEST MODE FOR CARRYING OUT THE INVENTION The image display method in the image display device of the slot machine or the pachi-slot machine or the image display device in the slot machine or the pachi-slot machine according to the present invention adopts the technical configuration as described above. Therefore, it is not necessary to prepare a large number of texture information data in advance in a small-scale image display device in a slot machine or a pachi-slot machine, and drawing image information such as a pattern to be displayed is prepared in advance. Create a combination of individual textures as appropriate, and prepare the required number of patterns in advance and store it in the storage means.Prepare the minimum number of texture information and store the texture information. Using appropriate hardware, for example, using the multi-texture processing means provided in the display LSI, overlay processing can be performed. A method of creating necessary drawing image information is adopted, and by adopting such an image processing method, it is possible to drastically reduce the storage means and the image display device and to reduce the cost. In addition, as the image processing time is shortened, the extra time can be used for other image processing, so that an image display device of a slot machine or a pachi-slot machine that can display a variety of clear images And the image display method in the image display device of the slot machine or the pachi-slot machine can be obtained.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The configuration of a concrete example of an image display device in a slot machine or a pachi-slot machine and an image display method in the image display device of a slot machine or a pachi-slot machine according to the present invention will be described in detail with reference to the drawings. Explained.

That is, FIG. 1 is a block diagram showing a configuration of a specific example of an image display device of a slot machine or a pachi-slot machine according to the present invention. In this slot machine, a display means 200 for displaying a predetermined image is provided, and the image display device 100 is provided with a multi-texture processing means 3 for overlapping and pasting a plurality of predetermined textures. Alternatively, the image display device 100 of the pachi-slot machine is shown.

That is, according to the present invention, the multi-texture processing means 3 as hardware executes the processing operation of overlapping and pasting a plurality of predetermined types of textures.

The plurality of types of textures in the present invention are individually stored in predetermined storage means, and basically, the CG memory 2 for storing all of the display original image information. It is preferable to store it in.

It is desirable that all the image information of the display image information to be displayed is stored in the CG memory 2, and the vertex information of the polygon described later, a plurality of pixels forming the polygon, or the texture. The information includes coordinate value information of a plurality of pixels forming the information.

The storage means in the present invention is CG.
In addition to the memory 2, it is possible to use the display data storing frame memory 4.

In particular, in selecting texture information or reading out origin coordinate information or the like relating to the texture information, which will be described later, one or both of the CG memory 2 and the display data storing frame memory 4 can be used. Is.

Here, the structure of one specific example of the image display device 100 of the slot machine or pachi-slot machine according to the present invention will be described in detail with reference to FIG. 1, the slot machine or pachi-slot machine according to the present invention will be described. The image display device 100 is a slot machine having a display means 200 or an image display device of a pachi-slot machine, in which a series of image information to be displayed in advance is sequentially displayed on the display means 200 for each frame. In an image display device of a pachi-slot machine, a CG memory 2 for storing display original image information including a plurality of polygons, a display data storage frame memory 4 for storing display data, and the C
A plurality of types of display image information regarding a predetermined polygon are selected from the plurality of display original image information stored in the G memory 2 or the display data storage frame memory 4, and the selected display images are selected. A polygon processing apparatus 1 for creating polygon data for information, superimposing a plurality of display image information selected from predetermined storage means 2 and 4 on the basis of the polygon data, and then pasting each polygon, Multi-texture processing means 3 for storing the result in the display data storage frame memory, image display control means 6 for selecting desired display image information from the display data storage frame memory 4 and transferring it to the display means 200, display means 200, a software storage for storing software for controlling the operation of each of the above devices 7 and an image display device of a slot machine or the pachi-slot machine and a central processing unit (CPU) 5 Metropolitan to centrally manage control the operation of each device of the above.

The multi-texture processing means 3 used in the image display device 100 of the slot machine or pachi-slot machine in the present invention is the image display device 100 of the slot machine or pachi-slot machine shown in FIG.
It is desirable to be provided in the display LSI (VDP) 20 in the above.

Further, the display LSI 20 according to the present invention.
In addition to at least the multi-texture processing means 3, includes a polygon processing device 1 that calculates the coordinate value of each pixel arranged in the polygon from the polygon vertex coordinate information of each of the plurality of polygons. It is also preferable to have

A specific example of the operation of the image display device 100 of the slot machine or pachi-slot machine according to the present invention will be described with reference to FIG.

First, the multi-texture processing means 3 used in the present invention uses a storage means for storing a predetermined plurality of types of texture information, for example, a CG memory 2 or a frame memory 4, etc. 1
Texture information pixel coordinate position calculation means 21 and corresponding pixel coordinate position calculation means for determining corresponding pixel coordinate positions in respective texture information corresponding to respective pixel coordinate positions in the polygon predetermined by Texture reading means 22 for reading out pixel coordinate position color data corresponding to the pixel coordinate position in the respective texture information determined by 21; predetermined pixel coordinate position in the plurality of read texture information It is desirable that a texture synthesizing means 23 for superposing a plurality of types of color data in step 1 is provided.

Further, in FIG. 2, in the polygon processing apparatus 1, when a predetermined polygon is fixed and coordinate information about a plurality of pixels forming the fixed predetermined polygon is calculated, for example, a texture is used. It is also preferable to interpose a texture mapping processing means 24 and a rasterization operation processing means 25 for performing processing for pasting the color data at the pixel coordinate position obtained by the synthesizing means at a predetermined pixel coordinate position in the polygon. It is also desirable to transfer the output of the texture mapping processing means 24 to the frame memory 4 via the polygon drawing processing means 26, for example.

Specifically, first, in the polygon processing apparatus 1, three vertex coordinate values, which are polygon vertex information regarding a predetermined polygon, are selected by a command from, for example, the CPU 5 or the like, and the rasterizing calculation processing means described above is selected. 25
At this point, the shape and position of the selected polygon are determined by the rasterization calculation process, and the coordinate value of each pixel among the plurality of pixels forming the predetermined polygon is thereby determined.

On the other hand, a plurality of pieces of texture information to be attached to a predetermined polygon are selected from the CG memory 2 or the frame memory 4.

In this embodiment, an example of selecting and pasting two types of texture information will be described, but the present invention is not specifically specified.

In this case, first, according to a command from the CPU, the coordinates of the origin of the texture information are detected for each of the selected texture information 1 and texture information 2.

Next, by the rasterizing calculation process, a predetermined pixel is selected from the predetermined polygon whose polygon shape and position have been determined, and the coordinate values thereof are read out. First texture information pixel coordinate position calculation means 21-1 at the same time, the pixel coordinate value information related to the selected first texture information and the origin coordinate position information of the first texture information are related to the first texture information.
Is input to the texture information pixel coordinate position calculating means 21 and the coordinate value of the pixel in the first texture information corresponding to the coordinate value of the predetermined pixel in the predetermined polygon is determined.

Similarly, the coordinate value of a predetermined pixel is read out from the predetermined polygon and input to the second texture information pixel coordinate position calculation means 21-2, and at the same time, the selected second pixel is selected. The pixel coordinate value information relating to the texture information and the origin coordinate position information of the second texture information are input to the second texture information pixel coordinate position calculating means 21-2, and the predetermined pixel in the predetermined polygon is input. The coordinate value of the pixel in the second texture information corresponding to the coordinate value of is determined.

Next, the output of the first texture information pixel coordinate position calculating means 21-1 and the output of the second texture information pixel coordinate position calculating means 21-2 are individually output to the first texture reading means 2 respectively.
2-1 and the second texture reading means 22-2, and the setting is made from the first and second texture information stored in the CG memory 2 or the frame memory 4 which is the storage means. Color data corresponding to each pixel coordinate position, via address data,
It will be selected and read out.

Then, a plurality of color data corresponding to the set pixel coordinate positions read by the first and second texture information pixel coordinate position calculating means 21-1 and 21-2 are simultaneously textured. The data is input to the synthesizing means 23 and the superimposing process is executed to synthesize them.

At this time, it is possible to use a conventionally known synthesizing method, for example, a transparent treatment, a semitransparent treatment, or the like.

Next, the color data corresponding to the predetermined pixel coordinate position in the set polygon, which has been subjected to the synthesis processing by the texture synthesizing means 23, is input to the texture mapping processing means 24, and similarly the texture is processed. The pixel having the predetermined coordinate position data in the predetermined polygon input to the mapping processing means 24 is subjected to the bonding processing, and the result is transferred to the frame memory 4 via the polygon drawing processing means 26. It is something.

Such an operation is executed for all the pixels of a predetermined polygon constituting a predetermined frame, and after the operation is executed for all polygons, the frame is displayed on the predetermined display means 200. Will be

That is, the image display method in the image display device of the slot machine or the pachi-slot machine according to the present invention is basically a predetermined image in the image display device of the slot machine or the pachi-slot machine. When displaying, a plurality of predetermined types of textures are prepared, at least two types of textures selected from the plurality of types of textures are overlaid on each other to synthesize, and then the synthesized texture information is displayed. It is configured to be attached to a predetermined polygon, and specifically, an operation of overlapping the plurality of textures with each other is provided in a display LSI provided in the image display device of the slot machine or pachi-slot machine. It is also configured to be implemented in hardware using the provided multi-texture processing means. It is.

More specifically, in the polygon processing apparatus, the shape of the polygon is determined from the vertex coordinate values of the selected polygon, and it corresponds to the individual pixel coordinate position data in the determined polygon. From the plurality of texture information stored in the appropriate storage means, individual pixel coordinate values in each texture information are calculated by the pixel coordinate position calculation means, and then the plurality of texture information is stored. The color data corresponding to each pixel coordinate value in the pixel data is read through the texture reading means, and a plurality of kinds of color data at predetermined pixel coordinate positions in the read plurality of texture information are texture-combining means. Overlay processing with the same texture information in each of the plurality of texture information. Characterized in that the color data at the pixel coordinate position where the color data at the xel coordinate position is superposed is pasted to the pixel coordinate position at the predetermined polygon already created by the texture mapping processing means. Is.

An operation procedure in one specific example of the image display method in the image display device of the slot machine or the pachi-slot machine according to the present invention will be described. In the image display device of the slot machine or the pachi-slot machine, When displaying a predetermined image, a plurality of predetermined types of textures are prepared, and at least two types of textures selected from the plurality of types of textures are superimposed on each other and displayed in combination. In the image display method, a step of storing display original image information including a plurality of polygon information and a plurality of texture information in a predetermined storage means,
Selecting a frame for predetermined display image information,
A step of selecting one of a plurality of polygons forming the display image information in the selected frame, calculating the vertex coordinate value information of the selected polygon in the polygon processing device, The step of confirming the shape of the polygon, the step of selecting a plurality of texture information to be used for the stitching process from the display original image information storage means, selecting one pixel in the selected polygon, and selecting the pixel in the polygon. Determining the coordinate value of the selected pixel by calculation processing, and reading out the pixel coordinate position information in the selected first texture information corresponding to the predetermined pixel coordinate position in the determined polygon. Process, the selected second text corresponding to a predetermined pixel coordinate position in the determined polygon. Reading the pixel coordinate position information in the pixel information, individually reading the color data of the pixel at the pixel coordinate position in the first and second texture information from the predetermined texture information storage means, A step of synthesizing, a step of performing a multi-texture mapping process of pasting the color data at the predetermined pixel coordinates thus synthesized to a pixel having the same pixel coordinate value in the selected polygon, the mapping A step of storing the pixel including the processed predetermined display image information in a frame memory for storing display data, the display is performed for each frame after the predetermined is executed for all pixels of the polygon and all the polygons. And a step of displaying the image information on the display means.

A more detailed concrete example of the operation procedure of the image display method in the image display device of the slot machine or the pachi-slot machine according to the present invention will be described with reference to the flowchart of FIG.

That is, after the start, in step (S-1), a predetermined frame (F
The process of selecting n (n)) is performed and step (S-
In 2), one of a plurality of polygons (PLm that constitutes the display image information in the selected frame).
The step of selecting (m)) is performed.

Next, in step (S-3), in the polygon processing apparatus 1, the vertex coordinate value information of the selected polygon is calculated by arithmetic processing, and the shape of the polygon is fixed. At the same time, the step (S-
In 4), the display original image information storage means, for example, CG
A plurality of pieces of texture information (texture information 1 and texture information 2) used for the laminating process are selected from the memory 2 or the frame memory 4 or the like.

Then, the process proceeds to step (S-5), and one pixel PX1 in the selected polygon is selected.
The step of selecting (p) and determining the coordinate value of the predetermined pixel selected in the polygon by the arithmetic processing is executed.

Then, in step (S-6), the pixel in the selected first texture information corresponding to the pixel coordinate position PX1 (p) of the predetermined pixel in the determined polygon. Simultaneously or sequentially with the step of reading the coordinate position information, the coordinates corresponding to the pixel coordinate position PX1 (p) of the predetermined pixel in the polygon determined in step (S-7). A step of reading out pixel coordinate position information in the second texture information selected for the position is executed.

Subsequently, in step (S-8), the color data of the pixel at the pixel coordinate position in the first and second texture information is individually read from the predetermined texture information storage means. Then, the process of combining is performed.

After that, the process proceeds to step (S-9), and the color data at the predetermined pixel coordinates thus synthesized is output at step (S-5) for the selected polygon. A texture mapping process is performed on the pixel PX1 (p) having the selected predetermined pixel coordinate value, and the color data subjected to the combining process is pasted on the pixel.

Thereafter, the process proceeds to step (S-10), the pixel including the predetermined display image information subjected to the mapping process is stored in the display data storing frame memory, and then in step (S-11). The next pixel is selected (PX1 (p ← p + 1)).

Next, in step (S-12), it is determined whether or not the pixel is the last pixel, and if NO, the process returns to step (S-5) and the above steps are repeated. If YES, the process proceeds to step (S-13) to select the next polygon (PL
m (m ← m + 1)).

Thereafter, in step (S-14), it is judged whether or not the selected polygon is the last polygon, and if NO, the process returns to step (S-2) and the above-mentioned is executed. If each process is repeated and the answer is YES, the process proceeds to step (S-15) to display the frame, and then the next frame is selected (Fn (n ← n +
1)).

Next, in step (S-16), it is judged whether or not the selected frame is the last frame, and if NO, the process returns to step (S-1) and the above-mentioned steps are performed. The process is repeated, and if YES, then END.

In another aspect of the present invention, a plurality of predetermined textures are prepared for displaying a predetermined image in an image display device of a slot machine or a pachi-slot machine. In an image display method of displaying at least two types of textures selected from the plurality of types of textures by superimposing them on each other and combining them, display original image information including a plurality of polygon information and a plurality of texture information is predetermined. In the storage means, a step of selecting a frame relating to predetermined display image information, a step of selecting one of a plurality of polygons forming the display image information in the selected frame, and a polygon processing device. In the step of calculating the vertex coordinate value information of the selected polygon by arithmetic processing and determining the shape of the polygon, From the original image information storage means, a step of selecting a plurality of pieces of texture information to be used in the bonding process, selecting one pixel in the selected polygon, and setting the coordinate value of the selected pixel in the polygon. The step of determining by arithmetic processing, the step of reading out the pixel coordinate position information in the selected first texture information corresponding to the predetermined pixel coordinate position in the determined polygon, Reading out pixel coordinate position information in the selected second texture information corresponding to a predetermined pixel coordinate position in the pixel coordinate position in the first and second texture information. The process of individually reading out the color data possessed from a predetermined texture information storage means and combining them, A step of performing a multi-texture mapping process for combining the color data at a predetermined pixel coordinate that has been combined with a pixel having the same pixel coordinate value in the selected polygon, A step of storing the display image information including the display image information in a display data storage frame memory, and displaying the display image information for each frame after the above-mentioned predetermined is executed for all the pixels of the polygon and all the polygons. And a program for causing a computer to execute an image display method in an image display device of a slot machine or a pachi-slot machine, the program including a step of displaying.

The present invention is a basic architecture that can be applied to various application software.

The image display device of the slot machine or the pachi-slot machine and the image display method in the image display device of the slot machine or the pachi-slot machine according to the present invention adopt the technical configuration as described above, In the image display device of the machine or the pachi-slot machine, it is possible to reduce the cost and reduce the time required for the arithmetic processing, so that it is possible to adopt the image representation processing method of the classification. There is an effect that the drawing expression is sophisticated and it is possible to produce a variety of effects, and it is possible to improve the realism by the expression content.

As a result, the player of the slot machine or the pachi-slot machine can be satisfied with the advanced drawing image.

Further, in the present invention, by adopting the hardware processing, it is possible to store all the texture information consisting of a plurality of individual images and the necessary texture information appropriately combining them as in the conventional case. Since it is not necessary to keep it in advance, the size of the memory can be reduced and the efficiency of the memory can be improved.

[Brief description of drawings]

FIG. 1 is a block diagram showing a schematic configuration of a specific example of an image display device of a slot machine or a pachi-slot machine according to the present invention.

FIG. 2 is a flowchart showing an example of an operation procedure of a specific example of an image display method in the image display device of the slot machine or the pachi-slot machine according to the present invention.

FIG. 3 is a flowchart showing an example of an operation procedure of another specific example of the image display method in the image display device of the slot machine or the pachi-slot machine according to the present invention.

[Explanation of symbols]

100 image display device of slot machine or pachi-slot machine 200 display means 3 multi-texture processing means 2 CG memory 4 display data storage frame memory 6 image display control means 7 software storage means 5 central processing unit (CPU) 20 display LSI ( VDP) 1 Polygon processing device 21 Texture information pixel coordinate position calculating means 22 Texture reading means 23 Texture synthesizing means 24 Texture mapping processing means 25 Rasterizing calculation processing means 26 Polygon drawing processing means

Claims (13)

[Claims] 1. An image display device of a slot machine or a pachi-slot machine is provided with display means for displaying a predetermined image, and the image display device has a plurality of predetermined textures. Is provided with a multi-texture processing means, and the multi-texture processing means is a display LSI in an image display device of the slot machine or pachi-slot machine.
An image display device of a slot machine or a pachi-slot machine, which is provided in (VDP). 2. The image display device of a slot machine or a pachi-slot machine according to claim 1, wherein the plurality of types of textures are individually stored in a predetermined storage means. 3. The image display device of a slot machine or a pachi-slot machine according to claim 1, wherein the storage means is composed of at least one memory selected from a CG memory and a frame memory. . 4. In the display LSI, in addition to at least the multi-texture processing means, coordinate values of each pixel arranged in the polygon are calculated from polygon vertex coordinate information in each of the plurality of polygons. An image display device for a slot machine or a pachi-slot machine according to any one of claims 1 to 3, further comprising a polygon processing device. 5. The multi-texture processing means corresponds to each pixel coordinate position in the polygon predetermined by the polygon processing device from a storage means for storing a plurality of predetermined types of texture information. Pixel coordinate position calculating means for determining the corresponding pixel coordinate position in the texture information, and pixel coordinate position color data corresponding to the pixel coordinate position in each texture information determined by the pixel coordinate position calculating means Is obtained by the texture reading means, the texture synthesizing means for superimposing a plurality of types of color data at predetermined pixel coordinate positions in the plurality of read texture information, and the texture synthesizing means. At the pixel coordinate position The slot machine or pachi-slot according to any one of claims 1 to 4, further comprising: a texture mapping processing means for performing processing for pasting color data to a predetermined pixel coordinate position in the polygon. Image display device. 6. An image display device of a slot machine or a pachi-slot machine having display means, wherein the display means comprises:
In a slot machine or an image display device of a pachi-slot machine that displays image information, a CG memory that stores display original image information including a plurality of polygons, a display data storage frame memory that stores display data, and the CG A plurality of types of display image information relating to a predetermined polygon are selected from the plurality of display original image information stored in the memory or the display data storage frame memory, and a polygon for each selected display image information is selected. A polygon processing device for creating data, and after superposing a plurality of display image information selected from a predetermined storage means on the basis of the polygon data, affixed to each polygon, and the result is displayed data storage frame Multi-texture processing means for storing in memory, frame for storing the display data The image display control means for selecting desired display image information from the memory and transferring it to the display means, the display means, the software storage means for storing software for controlling the operation in each of the above devices, and the above each device. Central processing unit (CP) that centrally manages and controls operations
U) and an image display device of a slot machine or a pachi-slot machine. 7. An image display device of a slot machine or a pachi-slot machine, when displaying a predetermined image, prepares a plurality of predetermined textures, and selects from the plurality of textures. An image display method in an image display device of a slot machine or a pachi-slot machine, characterized in that at least two kinds of textures are superposed on each other and synthesized, and then the synthesized texture information is pasted to a predetermined polygon. 8. The image display method in an image display device of a slot machine or a pachi-slot machine according to claim 7, wherein the plurality of types of textures are individually stored in predetermined storage means. 9. The operation of superposing the plurality of textures on each other is performed by using a multi-texture processing means provided in a display LSI provided in the image display device of the slot machine or pachi-slot machine. 9. An image display method in an image display device of a slot machine or a pachi-slot machine according to claim 7 or 8. 10. In the display LSI, in addition to at least the multi-texture processing means, in a polygon processing apparatus, each of the plurality of polygons is arranged in the polygon based on polygon vertex coordinate information of each of the polygons. 10. An image display method in an image display device of a slot machine or a pachi-slot machine according to claim 7, wherein coordinate values of pixels are calculated. 11. In the polygon processing device, the shape of the polygon is determined from the vertex coordinate values of the selected polygon, and an appropriate memory is stored corresponding to each pixel coordinate position data in the determined polygon. From the plurality of texture information stored in the means, the individual pixel coordinate values in the respective texture information are calculated by the pixel coordinate position calculating means, and then the individual pixel information in the plurality of texture information is calculated. The color data corresponding to the pixel coordinate value of is read through the texture reading means, and the plural kinds of color data at the predetermined pixel coordinate positions in the read plurality of texture information are overlaid by the texture synthesizing means. Processed, and then the same pixel coordinates in each of the plurality of texture information A slot machine characterized in that the color data at the pixel coordinate position where the color data at the position is superposed is pasted to the pixel coordinate position at the predetermined polygon already created by the texture mapping processing means, or Image display method in image display device of pachi-slot machine. 12. An image display device of a slot machine or a pachi-slot machine, when displaying a predetermined image, prepares a plurality of predetermined textures, and selects from the plurality of textures. An image display method for displaying at least two kinds of textures by superposing them on each other and combining them, and storing display original image information including a plurality of polygon information and a plurality of texture information in a predetermined storage means, Selecting a frame relating to the display image information, selecting one of a plurality of polygons forming the display image information in the selected frame, and selecting a vertex of the selected polygon in the polygon processing device. A step of calculating coordinate value information by arithmetic processing and determining the shape of the polygon, from the display original image information storage means A step of selecting a plurality of pieces of texture information to be used for the stitching process, a step of selecting one pixel in the selected polygon and determining a coordinate value of the selected pixel in the polygon by a calculation process, The step of reading out the pixel coordinate position information in the selected first texture information corresponding to the determined predetermined pixel coordinate position in the polygon, at the determined predetermined pixel coordinate position in the polygon A step of reading out pixel coordinate position information in the corresponding selected second texture information, color data of pixels at the pixel coordinate positions in the first and second texture information being predetermined texture information. The step of individually reading out from the storage means and synthesizing, the predetermined pixel A step of executing a multi-texture mapping process for pasting color data in the red coordinates to pixels having the same pixel coordinate value in the selected polygon, including the predetermined display image information subjected to the mapping process A step of storing the pixel in a display data storing frame memory, a step of displaying the display image information on a display unit for each frame after the above-mentioned predetermined is executed for all the pixels of the polygon and all the polygons, An image display method in an image display device of a slot machine or a pachi-slot machine, which comprises: 13. An image display device of a slot machine or a pachi-slot machine, when displaying a predetermined image, prepares a plurality of predetermined textures, and selects from the plurality of textures. An image display method for displaying at least two kinds of textures by superposing them on each other and combining them, and storing display original image information including a plurality of polygon information and a plurality of texture information in a predetermined storage means, Selecting a frame relating to the display image information, selecting one of a plurality of polygons forming the display image information in the selected frame, and selecting a vertex of the selected polygon in the polygon processing device. A step of calculating coordinate value information by arithmetic processing and determining the shape of the polygon, from the display original image information storage means A step of selecting a plurality of pieces of texture information to be used for the stitching process, a step of selecting one pixel in the selected polygon and determining a coordinate value of the selected pixel in the polygon by a calculation process, The step of reading out the pixel coordinate position information in the selected first texture information corresponding to the determined predetermined pixel coordinate position in the polygon, at the determined predetermined pixel coordinate position in the polygon A step of reading out pixel coordinate position information in the corresponding selected second texture information, color data of pixels at the pixel coordinate positions in the first and second texture information being predetermined texture information. The step of individually reading out from the storage means and synthesizing, the predetermined pixel A step of executing a multi-texture mapping process for pasting color data in the red coordinates to pixels having the same pixel coordinate value in the selected polygon, including the predetermined display image information subjected to the mapping process A step of storing the pixel in a display data storing frame memory, a step of displaying the display image information on a display unit for each frame after the above-mentioned predetermined is executed for all the pixels of the polygon and all the polygons, A program for causing a computer to execute an image display method in an image display device of a slot machine or a pachi-slot machine configured by.