Graphics display processing device, graphics display processing method, and vehicle equipped with graphics display processing device
First Claim
1. A graphics display processing device that displays, in a single frame, a primary graphic requiring immediate display and a secondary graphic not requiring immediate display, the graphics display processing device comprising:
- a program storage that stores a primary drawing instruction specifying drawing of the primary graphic and a secondary drawing instruction specifying drawing of the secondary graphic;
a graphics processor that performs drawing processing by executing graphics instructions generated based on each drawing instruction;
an acquirer that acquires the primary drawing instruction and the secondary drawing instruction from the program storage;
an estimator that calculates an estimated graphics processing time required for the drawing processing by the graphics processor due to execution of the graphics instructions generated based on the secondary drawing instruction;
a determiner that determines, by using the estimated graphics processing time, which of the primary drawing instruction and the secondary drawing instruction is to be executed first;
an issuance controller that performs a control when the determiner determines that the primary drawing instruction is to be executed first, causing the primary drawing instruction to be issued and issuance of the secondary drawing instruction to be postponed;
an instruction issuer that issues each drawing instruction according to the control of the issuance controller; and
an instruction executor that generates the graphics instructions by executing each drawing instruction issued by the instruction issuer, whereinbefore graphics instructions based on the secondary drawing instruction are executed and within a single frame display unit time in which the graphics instructions are to be executed, execution is completed of graphics instructions generated based on a tertiary drawing instruction specifying a tertiary graphic not requiring immediate display, andthe determinerstores a cumulative graphics processing time required for execution of the graphics instructions based on the tertiary drawing instruction,calculates a total graphics processing time by summing the cumulative graphics processing time and the estimated graphics processing time, andcompares the total graphics processing time and a limit value of an acceptable processing time for drawing processing due to graphics instructions of a graphic not requiring immediate display, and when the total graphics processing time exceeds the limit value, determines that the primary drawing instruction is to be executed first within the frame display unit time.
2 Assignments
0 Petitions
Accused Products
Abstract
A graphics display processing device including: a graphics processor that executes GPU instructions based on a primary drawing instruction and a secondary drawing instruction; an acquirer) that acquires the primary drawing instruction and the secondary drawing instruction; an estimator that calculates an estimated GPU processing time required for executing the GPU instructions; a determiner that determines, using the estimated GPU processing time, which of the primary drawing instruction and the secondary drawing instruction is to be executed first; an issuance controller that performs a control when the primary drawing instruction is to be executed first, causing the primary drawing instruction to be issued and issuance of the secondary drawing instruction to be postponed; an instruction issuer that issues each drawing instruction according to the control of the issuance controller; and a graphics driver that generates the GPU instructions by executing each drawing instruction issued.
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Citations
12 Claims
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1. A graphics display processing device that displays, in a single frame, a primary graphic requiring immediate display and a secondary graphic not requiring immediate display, the graphics display processing device comprising:
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a program storage that stores a primary drawing instruction specifying drawing of the primary graphic and a secondary drawing instruction specifying drawing of the secondary graphic; a graphics processor that performs drawing processing by executing graphics instructions generated based on each drawing instruction; an acquirer that acquires the primary drawing instruction and the secondary drawing instruction from the program storage; an estimator that calculates an estimated graphics processing time required for the drawing processing by the graphics processor due to execution of the graphics instructions generated based on the secondary drawing instruction; a determiner that determines, by using the estimated graphics processing time, which of the primary drawing instruction and the secondary drawing instruction is to be executed first; an issuance controller that performs a control when the determiner determines that the primary drawing instruction is to be executed first, causing the primary drawing instruction to be issued and issuance of the secondary drawing instruction to be postponed; an instruction issuer that issues each drawing instruction according to the control of the issuance controller; and an instruction executor that generates the graphics instructions by executing each drawing instruction issued by the instruction issuer, wherein before graphics instructions based on the secondary drawing instruction are executed and within a single frame display unit time in which the graphics instructions are to be executed, execution is completed of graphics instructions generated based on a tertiary drawing instruction specifying a tertiary graphic not requiring immediate display, and the determiner stores a cumulative graphics processing time required for execution of the graphics instructions based on the tertiary drawing instruction, calculates a total graphics processing time by summing the cumulative graphics processing time and the estimated graphics processing time, and compares the total graphics processing time and a limit value of an acceptable processing time for drawing processing due to graphics instructions of a graphic not requiring immediate display, and when the total graphics processing time exceeds the limit value, determines that the primary drawing instruction is to be executed first within the frame display unit time. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9)
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2. A graphics display processing device that displays, in a single frame, a primary graphic requiring immediate display and a secondary graphic not requiring immediate display, the graphics display processing device comprising:
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a program storage that stores a primary drawing instruction specifying drawing of the primary graphic and a secondary drawing instruction specifying drawing of the secondary graphic; a graphics processor that performs drawing processing by executing graphics instructions generated based on each drawing instruction; an acquirer that acquires the primary drawing instruction and the secondary drawing instruction from the program storage; an estimator that calculates an estimated graphics processing time required for the drawing processing by the graphics processor due to execution of the graphics instructions generated based on the primary drawing instruction; a determiner that determines, by using the estimated graphics processing time, which of the primary drawing instruction and the secondary drawing instruction is to be executed first; an issuance controller that performs a control when the determiner determines that the primary drawing instruction is to be executed first, causing the primary drawing instruction to be issued and issuance of the secondary drawing instruction to be postponed; an instruction issuer that issues each drawing instruction according to the control of the issuance controller; and an instruction executor that generates the graphics instructions by executing each drawing instruction issued by the instruction issuer, wherein and the determiner stores a start time of the graphics instructions generated based on the primary drawing instruction, calculates an elapsed time from the start time to a current time, calculates a remaining graphics processing time by subtracting the elapsed time from the estimated graphics processing time, and compares the remaining graphics processing time and a priority threshold value assigned to the primary drawing instruction, and when the remaining graphics processing time is less than the priority threshold value, determines that the primary drawing instruction is to be executed first.
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10. A graphics display processing method used in a graphics display processing device that displays, in a single frame, a primary graphic requiring immediate display and a secondary graphic not requiring immediate display, the graphics display processing device including:
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a program storage that stores a primary drawing instruction specifying drawing of the primary graphic and a secondary drawing instruction specifying drawing of the secondary graphic; and
a graphics processor that performs drawing processing by executing graphics instructions generated based on each drawing instruction, whereinthe graphics display processing method comprises; acquiring the primary drawing instruction and the secondary drawing instruction from the program storage; calculating an estimated graphics processing time required for the drawing processing by the graphics processor due to execution of the graphics instructions generated based on the secondary drawing instruction; determining, by using the estimated graphics processing time, which of the primary drawing instruction and the secondary drawing instruction is to be executed first; performing a control when determining that the primary drawing instruction is to be executed first, causing the primary drawing instruction to be issued and issuance of the secondary drawing instruction to be postponed; issuing each drawing instruction according to the control; and generating the graphics instructions by executing each drawing instruction issued, and before graphics instructions based on the secondary drawing instruction are executed and within a single frame display unit time in which the graphics instructions are to be executed, execution is completed of graphics instructions generated based on a tertiary drawing instruction specifying a tertiary graphic not requiring immediate display, the graphics display processing method comprises storing a cumulative graphics processing time required for execution of the graphics instructions based on the tertiary drawing instruction, calculating a total graphics processing time by summing the cumulative graphics processing time and the estimated graphics processing time, and comparing the total graphics processing time and a limit value of an acceptable processing time for drawing processing due to graphics instructions of a graphic not requiring immediate display, and when the total graphics processing time exceeds the limit value, determining that the primary drawing instruction is to be executed first within the frame display unit time.
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11. An integrated circuit comprising a graphics display processing device that displays, in a single frame, a primary graphic requiring immediate display and a secondary graphic not requiring immediate display, the integrated circuit comprising:
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a program storage that stores a primary drawing instruction specifying drawing of the primary graphic and a secondary drawing instruction specifying drawing of the secondary graphic; a graphics processor that performs drawing processing by executing graphics instructions generated based on each drawing instruction; an acquirer that acquires the primary drawing instruction and the secondary drawing instruction from the program storage; an estimator that calculates an estimated graphics processing time required for the drawing processing by the graphics processor due to execution of the graphics instructions generated based on the secondary drawing instruction; a determiner that determines, by using the estimated graphics processing time, which of the primary drawing instruction and the secondary drawing instruction is to be executed first; an issuance controller that performs a control when the determiner determines that the primary drawing instruction is to be executed first, causing the primary drawing instruction to be issued and issuance of the secondary drawing instruction to be postponed; an instruction issuer that issues each drawing instruction according to the control of the issuance controller; and an instruction executor that generates the graphics instructions by executing each drawing instruction issued, wherein before graphics instructions based on the secondary drawing instruction are executed and within a single frame display unit time in which the graphics instructions are to be executed, execution is completed of graphics instructions generated based on a tertiary drawing instruction specifying a tertiary graphic not requiring immediate display, the determiner stores a cumulative graphics processing time required for execution of the graphics instructions based on the tertiary drawing instruction, calculates a total graphics processing time by summing the cumulative graphics processing time and the estimated graphics processing time, and compares the total graphics processing time and a limit value of an acceptable processing time for drawing processing due to graphics instructions of a graphic not requiring immediate display, and when the total graphics processing time exceeds the limit value, determines that the primary drawing instruction is to be executed first within the frame display unit time.
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12. A vehicle equipped with a graphics display processing device that displays, in a single frame, a primary graphic requiring immediate display and a secondary graphic not requiring immediate display, wherein
the graphics display processing device comprises: -
a program storage that stores a primary drawing instruction specifying drawing of the primary graphic and a secondary drawing instruction specifying drawing of the secondary graphic; a graphics processor that performs drawing processing by executing graphics instructions generated based on each drawing instruction; an acquirer that acquires the primary drawing instruction and the secondary drawing instruction from the program storage; an estimator that calculates an estimated graphics processing time required for the drawing processing by the graphics processor due to execution of the graphics instructions generated based on the secondary drawing instruction; a determiner that determines, by using the estimated graphics processing time, which of the primary drawing instruction and the secondary drawing instruction is to be executed first; an issuance controller that performs a control when the determiner determines that the primary drawing instruction is to be executed first, causing the primary drawing instruction to be issued and issuance of the secondary drawing instruction to be postponed; an instruction issuer that issues each drawing instruction according to the control of the issuance controller; and an instruction executor that generates the graphics instructions by executing each drawing instruction issued, and before graphics instructions based on the secondary drawing instruction are executed and within a single frame display unit time in which the graphics instructions are to be executed, execution is completed of graphics instructions generated based on a tertiary drawing instruction specifying a tertiary graphic not requiring immediate display, the determiner stores a cumulative graphics processing time required for execution of the graphics instructions based on the tertiary drawing instruction, calculates a total graphics processing time by summing the cumulative graphics processing time and the estimated graphics processing time, and compares the total graphics processing time and a limit value of an acceptable processing time for drawing processing due to graphics instructions of a graphic not requiring immediate display, and when the total graphics processing time exceeds the limit value, determines that the primary drawing instruction is to be executed first within the frame display unit time.
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Specification