Display method of three-dimensional shape
First Claim
Patent Images
1. A presentation method of a three dimensional (3D) shape comprising;
- a view point and a display screen setting step for setting a view point and a display screen in space;
a line-of-sight setting step for setting a line-of-sight, that is a view line, which passes through between said view point and a pixel on said display screen;
a visual pathway setting step for setting a visual pathway, that is a wide visual path equivalent to a wide view locus, which has a region detecting a composing point of a target shape around said view line;
a composing point of the target shape detecting step for detecting a shape composing point in said visual pathway; and
a target shape image constructing step for constructing a target shape image on said display screen by way of using a pixel position, which corresponds to the detected shape and is on the display screen, as a projecting point of the target shape.
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Abstract
A presentation method of a three dimensional (3D) shape comprising: a view point and a display screen setting step including setting a view point and a display screen in space; a direction of sight, that is a view direction, setting step including setting a view line, that is a line-of-sight, from the view point; a target shape composing point detecting step including detecting a shape composing point near the set view line; an image of the target shape on a display screen constructing step including constructing an image of the target shape as a point of display screen as projecting points of the target shape.
47 Citations
7 Claims
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1. A presentation method of a three dimensional (3D) shape comprising;
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a view point and a display screen setting step for setting a view point and a display screen in space;
a line-of-sight setting step for setting a line-of-sight, that is a view line, which passes through between said view point and a pixel on said display screen;
a visual pathway setting step for setting a visual pathway, that is a wide visual path equivalent to a wide view locus, which has a region detecting a composing point of a target shape around said view line;
a composing point of the target shape detecting step for detecting a shape composing point in said visual pathway; and
a target shape image constructing step for constructing a target shape image on said display screen by way of using a pixel position, which corresponds to the detected shape and is on the display screen, as a projecting point of the target shape.
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2. A presentation method of a three dimensional (3D) shape comprising;
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a light source setting step for setting a light source in space;
an optical pathway setting step for setting an optical pathway, that is a wide optical path equivalent to a wide ray locus, which has a region detecting a composing point of the target shape around a line of rays (ray locus);
a shape composing point detecting step for detecting a shape composing point in said optical pathway; and
a projecting 3D target shape displaying step for displaying a 3D shape on a screen by deciding the radiation strength of the shape composing points and giving the decided radiation strength to the pixel while all of said optical paths are decided by each of the displaying pixels and/or scanning lines as a control point and/or a control line. - View Dependent Claims (3)
another shape composing point in a 1st (order) optical pathway detecting step for detecting another shape composing point in said optical pathway which is defined as said 1st optical pathway;
a search stopping step for compulsorily stopping the search of said 1st optical pathway, when the composing point of another target shape does not exist or cannot be detected in the 1st optical pathway which is defined as the 0th (order) optical pathway;
a shape composing point in a 2nd (order) optical pathway detecting step for detecting another shape composing point in the 2nd optical pathway which is made up on said shape composing point detected in the 1st optical pathway;
a higher (order) optical pathway setting step for setting a higher optical pathway by repeating sequentially in the same way as said optical pathway setting step; and
a shape composing point search process in the higher optical pathway stopping step for stopping said shape composing point search process in the higher optical pathway, based on either a compulsory stop of the higher optical pathway search process or a physical standard that includes the strength attenuation of ray.
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4. A presentation method of a three dimensional (3D) shape comprising;
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a virtual display screen imposed on the real display screen setting step for setting a virtual display screen imposed on a real display screen with respect to the resolution of the virtual display screen which exceeds the resolution of the real display screen;
a rendering process executing step for executing the rendering process for the target shape;
a masking process executing step for executing a masking process which is making the pixel density of said virtual display screen coincide with said resolution of said real display screen in order to display the 3D rendering shape on said virtual display screen; and
a rendering process and masking process repeating step for repeating said rendering process and said masking process until desirable picture quality is obtained by adjusting a FACET density of the displaying target shape or the resolution of said virtual display screen, and moreover changing a size and/or a function, if picture quality of said real display screen is insufficient.
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5. A medium recorded with a program for functionally working a computer for displaying a three dimensional (3D) shape comprising:
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a view point and display screen setting means for setting a view point and display screen in a space;
a line-of-sight setting means for setting a line-of-sight, that is view line, which passes between said view point and a pixel on said display screen;
a visual pathway setting means for setting a visual pathway, that is a visual pathway including a view line with the fixed detecting region in the circumference of said view line;
a composing point of the target shape detecting means for detecting a shape composing point in a visual pathway; and
an image of the target shape on a display screen constructing means for constructing an image of the target shape on said display screen as projecting points of the target shape.
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6. A medium recorded with a program for functionally working a computer for displaying a three dimensional (3D) shape comprising;
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a light source setting means for setting a light source in space;
an optical pathway setting means for setting an optical pathway, that is a wide optical path equivalent to a wide ray locus, which has a region detecting a composing point of the target shape around a line of rays (ray locus);
a shape composing point detecting means for detecting a shape composing point in said optical pathway; and
a target 3D shape forming and displaying means for constructing all of said optical pathway as a control point and/or a control line corresponding with a pixel and/or a scanning line on a display screen and displaying the constructed 3D shape by giving a decided radiation strength to pixels on a display screen after deciding the radiation strength of the shape composing point according to said optical pathway.
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7. A medium recorded with a program for functionally working a computer for displaying a three dimensional (3D) shape comprising:
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a virtual display screen imposed on a real display screen setting means for setting a virtual display screen imposed on a real display screen with respect to the resolution of the virtual display screen which exceeds the resolution of the real display screen;
a rendering process executing means for executing the rendering process for the target shape;
a masking process executing means for executing a masking process coinciding with the pixel density of said virtual display screen with said resolution of said real display screen in order to display the 3D rendering shape on said virtual display screen; and
a rendering process and a masking process repeating means for repeating said rendering process and said masking process until a desirable picture quality is obtained by adjusting a FACET density of the displaying target shape or the resolution of said virtual display screen if the picture quality of said real display screen is insufficient, or changing a size and/or function of the mask.
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Specification