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MacroHLE: Add Index Buffer size estimation.

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This commit is contained in:
Fernando Sahmkow
2022-10-21 01:46:51 +02:00
parent c541559767
commit 93ac5a6a6d
5 changed files with 74 additions and 10 deletions
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20
src/video_core/macro/macro_hle.cpp
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@ -163,12 +163,16 @@ public:
maxwell3d.RefreshParameters();
minimum_limit = std::max(parameters[3], minimum_limit);
}
const u32 base_vertex = parameters[8];
const u32 base_instance = parameters[9];
maxwell3d.regs.vertex_id_base = base_vertex;
const u32 estimate = static_cast<u32>(maxwell3d.EstimateIndexBufferSize());
const u32 base_size = std::max(minimum_limit, estimate);
const u32 element_base = parameters[4];
const u32 base_instance = parameters[5];
maxwell3d.regs.index_buffer.first = 0;
maxwell3d.regs.index_buffer.count = base_size; // Use a fixed size, just for mapping
maxwell3d.regs.draw.topology.Assign(topology);
maxwell3d.dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
maxwell3d.CallMethod(0x8e3, 0x640, true);
maxwell3d.CallMethod(0x8e4, base_vertex, true);
maxwell3d.CallMethod(0x8e4, element_base, true);
maxwell3d.CallMethod(0x8e5, base_instance, true);
auto& params = maxwell3d.draw_manager->GetIndirectParams();
params.is_indexed = true;
@ -179,7 +183,7 @@ public:
params.max_draw_counts = 1;
params.stride = 0;
maxwell3d.dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
maxwell3d.draw_manager->DrawIndexedIndirect(topology, 0, minimum_limit);
maxwell3d.draw_manager->DrawIndexedIndirect(topology, 0, base_size);
maxwell3d.CallMethod(0x8e3, 0x640, true);
maxwell3d.CallMethod(0x8e4, 0x0, true);
maxwell3d.CallMethod(0x8e5, 0x0, true);
@ -271,9 +275,11 @@ public:
if (check_limit) {
minimum_limit = std::max(highest_limit, minimum_limit);
}
const u32 estimate = static_cast<u32>(maxwell3d.EstimateIndexBufferSize());
const u32 base_size = std::max(minimum_limit, estimate);
maxwell3d.regs.index_buffer.first = 0;
maxwell3d.regs.index_buffer.count = std::max(highest_limit, minimum_limit);
maxwell3d.regs.index_buffer.count = std::max(highest_limit, base_size);
maxwell3d.dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
auto& params = maxwell3d.draw_manager->GetIndirectParams();
params.is_indexed = true;