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Construct VertexAttributeDescriptor, in order to match web idl

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The parameters about vertex attribute were encapsulated in
VertexAttributeDescriptor in web idl. This change construct
this descriptor accordingly.

BUG=dawn:107

Change-Id: Ia1c6e53af951d8f2a0c0b69bdca09291c2661e50
Reviewed-on: https://dawn-review.googlesource.com/c/4620
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Kai Ninomiya <kainino@chromium.org>
Commit-Queue: Yunchao He <yunchao.he@intel.com>
This commit is contained in:
Yunchao He
2019-02-14 00:35:39 +00:00
committed by Commit Bot service account
parent 445869d2b0
commit b2207737ab
18 changed files with 207 additions and 73 deletions
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30
examples/ComputeBoids.cpp
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@@ -114,13 +114,31 @@ void initRender() {
}
)");
dawn::VertexAttributeDescriptor attribute1;
attribute1.shaderLocation = 0;
attribute1.inputSlot = 0;
attribute1.offset = offsetof(Particle, pos);
attribute1.format = dawn::VertexFormat::FloatR32G32;
dawn::VertexAttributeDescriptor attribute2;
attribute2.shaderLocation = 1;
attribute2.inputSlot = 0;
attribute2.offset = offsetof(Particle, vel);
attribute2.format = dawn::VertexFormat::FloatR32G32;
dawn::VertexAttributeDescriptor attribute3;
attribute3.shaderLocation = 2;
attribute3.inputSlot = 1;
attribute3.offset = 0;
attribute3.format = dawn::VertexFormat::FloatR32G32;
dawn::InputState inputState = device.CreateInputStateBuilder()
.SetAttribute(0, 0, dawn::VertexFormat::FloatR32G32, offsetof(Particle, pos))
.SetAttribute(1, 0, dawn::VertexFormat::FloatR32G32, offsetof(Particle, vel))
.SetInput(0, sizeof(Particle), dawn::InputStepMode::Instance)
.SetAttribute(2, 1, dawn::VertexFormat::FloatR32G32, 0)
.SetInput(1, sizeof(glm::vec2), dawn::InputStepMode::Vertex)
.GetResult();
.SetAttribute(&attribute1)
.SetAttribute(&attribute2)
.SetInput(0, sizeof(Particle), dawn::InputStepMode::Instance)
.SetAttribute(&attribute3)
.SetInput(1, sizeof(glm::vec2), dawn::InputStepMode::Vertex)
.GetResult();
depthStencilView = CreateDefaultDepthStencilView(device);