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| 1 /* | |
| 2 * Copyright (C) 2013 Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #include "sky/engine/config.h" | |
| 32 | |
| 33 #include "sky/engine/core/html/canvas/ANGLEInstancedArrays.h" | |
| 34 | |
| 35 #include "sky/engine/core/html/canvas/WebGLRenderingContextBase.h" | |
| 36 | |
| 37 namespace blink { | |
| 38 | |
| 39 ANGLEInstancedArrays::ANGLEInstancedArrays(WebGLRenderingContextBase* context) | |
| 40 : WebGLExtension(context) | |
| 41 { | |
| 42 context->extensionsUtil()->ensureExtensionEnabled("GL_ANGLE_instanced_arrays
"); | |
| 43 } | |
| 44 | |
| 45 ANGLEInstancedArrays::~ANGLEInstancedArrays() | |
| 46 { | |
| 47 } | |
| 48 | |
| 49 WebGLExtensionName ANGLEInstancedArrays::name() const | |
| 50 { | |
| 51 return ANGLEInstancedArraysName; | |
| 52 } | |
| 53 | |
| 54 PassRefPtr<ANGLEInstancedArrays> ANGLEInstancedArrays::create(WebGLRenderingCont
extBase* context) | |
| 55 { | |
| 56 return adoptRef(new ANGLEInstancedArrays(context)); | |
| 57 } | |
| 58 | |
| 59 bool ANGLEInstancedArrays::supported(WebGLRenderingContextBase* context) | |
| 60 { | |
| 61 return context->extensionsUtil()->supportsExtension("GL_ANGLE_instanced_arra
ys"); | |
| 62 } | |
| 63 | |
| 64 const char* ANGLEInstancedArrays::extensionName() | |
| 65 { | |
| 66 return "ANGLE_instanced_arrays"; | |
| 67 } | |
| 68 | |
| 69 void ANGLEInstancedArrays::drawArraysInstancedANGLE(GLenum mode, GLint first, GL
sizei count, GLsizei primcount) | |
| 70 { | |
| 71 if (isLost()) | |
| 72 return; | |
| 73 | |
| 74 m_context->drawArraysInstancedANGLE(mode, first, count, primcount); | |
| 75 } | |
| 76 | |
| 77 void ANGLEInstancedArrays::drawElementsInstancedANGLE(GLenum mode, GLsizei count
, GLenum type, long long offset, GLsizei primcount) | |
| 78 { | |
| 79 if (isLost()) | |
| 80 return; | |
| 81 | |
| 82 m_context->drawElementsInstancedANGLE(mode, count, type, offset, primcount); | |
| 83 } | |
| 84 | |
| 85 void ANGLEInstancedArrays::vertexAttribDivisorANGLE(GLuint index, GLuint divisor
) | |
| 86 { | |
| 87 if (isLost()) | |
| 88 return; | |
| 89 | |
| 90 m_context->vertexAttribDivisorANGLE(index, divisor); | |
| 91 } | |
| 92 | |
| 93 } // namespace blink | |
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