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1 /* | 1 /* |
2 * Copyright (C) 2009 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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1428 } | 1428 } |
1429 | 1429 |
1430 if (count < 0 || offset < 0) { | 1430 if (count < 0 || offset < 0) { |
1431 m_context->synthesizeGLError(GraphicsContext3D::INVALID_VALUE); | 1431 m_context->synthesizeGLError(GraphicsContext3D::INVALID_VALUE); |
1432 return; | 1432 return; |
1433 } | 1433 } |
1434 | 1434 |
1435 if (!count) | 1435 if (!count) |
1436 return; | 1436 return; |
1437 | 1437 |
| 1438 if (!m_boundElementArrayBuffer) { |
| 1439 m_context->synthesizeGLError(GraphicsContext3D::INVALID_OPERATION); |
| 1440 return; |
| 1441 } |
| 1442 |
1438 int numElements = 0; | 1443 int numElements = 0; |
1439 if (!isErrorGeneratedOnOutOfBoundsAccesses()) { | 1444 if (!isErrorGeneratedOnOutOfBoundsAccesses()) { |
1440 // Ensure we have a valid rendering state | 1445 // Ensure we have a valid rendering state |
1441 if (!validateElementArraySize(count, type, offset)) { | 1446 if (!validateElementArraySize(count, type, offset)) { |
1442 m_context->synthesizeGLError(GraphicsContext3D::INVALID_OPERATION); | 1447 m_context->synthesizeGLError(GraphicsContext3D::INVALID_OPERATION); |
1443 return; | 1448 return; |
1444 } | 1449 } |
1445 if (!count) | 1450 if (!count) |
1446 return; | 1451 return; |
1447 if (!validateIndexArrayConservative(type, numElements) || !validateRende
ringState(numElements)) { | 1452 if (!validateIndexArrayConservative(type, numElements) || !validateRende
ringState(numElements)) { |
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4619 | 4624 |
4620 void WebGLRenderingContext::LRUImageBufferCache::bubbleToFront(int idx) | 4625 void WebGLRenderingContext::LRUImageBufferCache::bubbleToFront(int idx) |
4621 { | 4626 { |
4622 for (int i = idx; i > 0; --i) | 4627 for (int i = idx; i > 0; --i) |
4623 m_buffers[i].swap(m_buffers[i-1]); | 4628 m_buffers[i].swap(m_buffers[i-1]); |
4624 } | 4629 } |
4625 | 4630 |
4626 } // namespace WebCore | 4631 } // namespace WebCore |
4627 | 4632 |
4628 #endif // ENABLE(3D_CANVAS) | 4633 #endif // ENABLE(3D_CANVAS) |
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