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- backend upate from GZDoom

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* Vulkan SDK and dependencies updated.
* better interface for buffers in the render backend.
This commit is contained in:
Christoph Oelckers 2021-10-30 09:34:38 +02:00
parent 509124c1dd
commit 9071949a46
65 changed files with 19806 additions and 5422 deletions
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27
source/common/rendering/gl/gl_buffers.cpp
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@ -76,16 +76,20 @@ void GLBuffer::Bind()
}
void GLBuffer::SetData(size_t size, const void *data, bool staticdata)
void GLBuffer::SetData(size_t size, const void *data, BufferUsageType usage)
{
Bind();
if (data != nullptr)
if (usage == BufferUsageType::Static)
{
glBufferData(mUseType, size, data, staticdata? GL_STATIC_DRAW : GL_STREAM_DRAW);
glBufferData(mUseType, size, data, GL_STATIC_DRAW);
}
else
else if (usage == BufferUsageType::Stream)
{
mPersistent = screen->BuffersArePersistent() && !staticdata;
glBufferData(mUseType, size, data, GL_STREAM_DRAW);
}
else if (usage == BufferUsageType::Persistent)
{
mPersistent = screen->BuffersArePersistent();
if (mPersistent)
{
glBufferStorage(mUseType, size, nullptr, GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT);
@ -93,10 +97,15 @@ void GLBuffer::SetData(size_t size, const void *data, bool staticdata)
}
else
{
glBufferData(mUseType, size, nullptr, staticdata ? GL_STATIC_DRAW : GL_STREAM_DRAW);
glBufferData(mUseType, size, nullptr, GL_STREAM_DRAW);
map = nullptr;
}
if (!staticdata) nomap = false;
nomap = false;
}
else if (usage == BufferUsageType::Mappable)
{
glBufferData(mUseType, size, nullptr, GL_STATIC_DRAW);
map = nullptr;
}
buffersize = size;
InvalidateBufferState();
@ -134,7 +143,7 @@ void GLBuffer::Unmap()
void *GLBuffer::Lock(unsigned int size)
{
// This initializes this buffer as a static object with no data.
SetData(size, nullptr, true);
SetData(size, nullptr, BufferUsageType::Mappable);
return glMapBufferRange(mUseType, 0, size, GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT | GL_MAP_UNSYNCHRONIZED_BIT);
}
@ -158,7 +167,7 @@ void GLBuffer::Resize(size_t newsize)
glUnmapBuffer(mUseType);
glGenBuffers(1, &mBufferId);
SetData(newsize, nullptr, false);
SetData(newsize, nullptr, BufferUsageType::Persistent);
glBindBuffer(GL_COPY_READ_BUFFER, oldbuffer);
// copy contents and delete the old buffer.