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WebGPU: Add Draw call, with temporary hack to achieve spinning triangle

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Co-authored-by: Juan Caldas <juancaldas@google.com>
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bridgewaterrobbie
2025-05-06 11:38:55 -04:00
committed by bridgewaterrobbie
parent 56231db326
commit 705b3c39f4
1 changed files with 7 additions and 0 deletions
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7
filament/backend/src/webgpu/WebGPUDriver.cpp
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@@ -961,6 +961,13 @@ void WebGPUDriver::bindRenderPrimitive(Handle<HwRenderPrimitive> rph) {
}
void WebGPUDriver::draw2(uint32_t indexOffset, uint32_t indexCount, uint32_t instanceCount) {
// Calling DrawIndexed with "firstInstance = 0" results in a NON spinning triangle
// mRenderPassEncoder.DrawIndexed(indexCount, instanceCount, indexOffset, 0, 0);
// Calling DrawIndexed with "firstInstance = 1" results in a spinning triangle
mRenderPassEncoder.DrawIndexed(indexCount, instanceCount, indexOffset, 0, 1);
// Calling Draw with "firstInstance = 0" results in a NON spinning triangle
// Calling Draw with "firstInstance = 1" results in a spinning triangle
// mRenderPassEncoder.Draw(indexCount, instanceCount, 0, 1);
}
void WebGPUDriver::draw(PipelineState pipelineState, Handle<HwRenderPrimitive> rph,