本文整理汇总了C++中WebGLBuffer::Content方法的典型用法代码示例。如果您正苦于以下问题:C++ WebGLBuffer::Content方法的具体用法?C++ WebGLBuffer::Content怎么用?C++ WebGLBuffer::Content使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类WebGLBuffer
的用法示例。
在下文中一共展示了WebGLBuffer::Content方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: ErrorInvalidOperation
void
WebGL2Context::CopyBufferSubData(GLenum readTarget, GLenum writeTarget,
GLintptr readOffset, GLintptr writeOffset,
GLsizeiptr size)
{
if (IsContextLost())
return;
if (!ValidateBufferTarget(readTarget, "copyBufferSubData") ||
!ValidateBufferTarget(writeTarget, "copyBufferSubData"))
{
return;
}
const WebGLRefPtr<WebGLBuffer>& readBufferSlot = GetBufferSlotByTarget(readTarget);
const WebGLRefPtr<WebGLBuffer>& writeBufferSlot = GetBufferSlotByTarget(writeTarget);
if (!readBufferSlot || !writeBufferSlot)
return;
const WebGLBuffer* readBuffer = readBufferSlot.get();
if (!readBuffer)
return ErrorInvalidOperation("copyBufferSubData: No buffer bound to readTarget");
WebGLBuffer* writeBuffer = writeBufferSlot.get();
if (!writeBuffer)
return ErrorInvalidOperation("copyBufferSubData: No buffer bound to writeTarget");
if (!ValidateDataOffsetSize(readOffset, size, readBuffer->ByteLength(),
"copyBufferSubData"))
{
return;
}
if (!ValidateDataOffsetSize(writeOffset, size, writeBuffer->ByteLength(),
"copyBufferSubData"))
{
return;
}
if (readTarget == writeTarget &&
!ValidateDataRanges(readOffset, writeOffset, size, "copyBufferSubData"))
{
return;
}
WebGLBuffer::Kind readType = readBuffer->Content();
WebGLBuffer::Kind writeType = writeBuffer->Content();
if (readType != WebGLBuffer::Kind::Undefined &&
writeType != WebGLBuffer::Kind::Undefined &&
writeType != readType)
{
ErrorInvalidOperation("copyBufferSubData: Can't copy %s data to %s data",
(readType == WebGLBuffer::Kind::OtherData) ? "other" : "element",
(writeType == WebGLBuffer::Kind::OtherData) ? "other" : "element");
return;
}
WebGLContextUnchecked::CopyBufferSubData(readTarget, writeTarget, readOffset,
writeOffset, size);
if (writeType == WebGLBuffer::Kind::Undefined) {
writeBuffer->BindTo(
(readType == WebGLBuffer::Kind::OtherData) ? LOCAL_GL_ARRAY_BUFFER
: LOCAL_GL_ELEMENT_ARRAY_BUFFER);
}
}