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Support 0-sized constant buffers

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This commit is contained in:
Billy Laws 2022-11-19 17:42:07 +00:00
parent b86dd99e1a
commit 60169fce4c
1 changed files with 4 additions and 1 deletions
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5
app/src/main/cpp/skyline/gpu/interconnect/common/pipeline.inc
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@ -19,7 +19,7 @@ namespace skyline::gpu::interconnect {
static DynamicBufferBinding GetConstantBufferBinding(InterconnectContext &ctx, const Shader::Info &info, BufferView view, size_t idx) {
if (!view) // Return a dummy buffer if the constant buffer isn't bound
return BufferBinding{ctx.gpu.megaBufferAllocator.Allocate(ctx.executor.cycle, 0).buffer, 0, PAGE_SIZE};
return BufferBinding{ctx.gpu.megaBufferAllocator.Allocate(ctx.executor.cycle, PAGE_SIZE).buffer, 0, PAGE_SIZE};
ctx.executor.AttachBuffer(view);
@ -40,6 +40,9 @@ namespace skyline::gpu::interconnect {
static constexpr size_t MinAlignment{0x40};
auto ssbo{cbuf.Read<SsboDescriptor>(ctx.executor, desc.cbuf_offset)};
if (ssbo.size == 0)
return BufferBinding{ctx.gpu.megaBufferAllocator.Allocate(ctx.executor.cycle, PAGE_SIZE).buffer, 0, PAGE_SIZE};
size_t padding{ssbo.address & (MinAlignment - 1)};
cachedView.Update(ctx, ssbo.address - padding, util::AlignUp(ssbo.size + padding, MinAlignment));