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Split Mapped usage in MapWrite and MapRead

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Also make use of CreateFrozenBufferFromData where possible in the
example to make the renaming easier.
This commit is contained in:
Corentin Wallez
2017-06-05 15:42:14 -04:00
committed by Corentin Wallez
parent 613eee30c3
commit f45bdb89c6
13 changed files with 35 additions and 138 deletions
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18
examples/HelloInstancing.cpp
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@@ -32,14 +32,7 @@ void initBuffers() {
-0.1f, -0.1f, 0.0f, 1.0f,
0.1f, -0.1f, 0.0f, 1.0f,
};
vertexBuffer = device.CreateBufferBuilder()
.SetAllowedUsage(nxt::BufferUsageBit::Mapped | nxt::BufferUsageBit::Vertex)
.SetInitialUsage(nxt::BufferUsageBit::Mapped)
.SetSize(sizeof(vertexData))
.GetResult();
vertexBuffer.SetSubData(0, sizeof(vertexData) / sizeof(uint32_t),
reinterpret_cast<const uint32_t*>(vertexData));
vertexBuffer.FreezeUsage(nxt::BufferUsageBit::Vertex);
vertexBuffer = CreateFrozenBufferFromData(device, vertexData, sizeof(vertexData), nxt::BufferUsageBit::Vertex);
static const float instanceData[8] = {
-0.5f, -0.5f,
@@ -47,14 +40,7 @@ void initBuffers() {
0.5f, -0.5f,
0.5f, 0.5f,
};
instanceBuffer = device.CreateBufferBuilder()
.SetAllowedUsage(nxt::BufferUsageBit::Mapped | nxt::BufferUsageBit::Vertex)
.SetInitialUsage(nxt::BufferUsageBit::Mapped)
.SetSize(sizeof(instanceData))
.GetResult();
instanceBuffer.SetSubData(0, sizeof(instanceData) / sizeof(uint32_t),
reinterpret_cast<const uint32_t*>(instanceData));
instanceBuffer.FreezeUsage(nxt::BufferUsageBit::Vertex);
instanceBuffer = CreateFrozenBufferFromData(device, instanceData, sizeof(instanceData), nxt::BufferUsageBit::Vertex);
}
void init() {