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Implement vertex array first and subsequent draws

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This commit is contained in:
Kelebek1 2023-10-13 20:45:03 +01:00
parent a8bd02acd8
commit 32ad99701d
2 changed files with 25 additions and 1 deletions
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24
src/video_core/engines/draw_manager.cpp
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@ -48,8 +48,14 @@ void DrawManager::ProcessMethodCall(u32 method, u32 argument) {
SetInlineIndexBuffer(regs.inline_index_4x8.index3);
break;
case MAXWELL3D_REG_INDEX(vertex_array_instance_first):
DrawArrayInstanced(regs.vertex_array_instance_first.topology.Value(),
regs.vertex_array_instance_first.start.Value(),
regs.vertex_array_instance_first.count.Value(), false);
break;
case MAXWELL3D_REG_INDEX(vertex_array_instance_subsequent): {
LOG_WARNING(HW_GPU, "(STUBBED) called");
DrawArrayInstanced(regs.vertex_array_instance_subsequent.topology.Value(),
regs.vertex_array_instance_subsequent.start.Value(),
regs.vertex_array_instance_subsequent.count.Value(), true);
break;
}
case MAXWELL3D_REG_INDEX(draw_texture.src_y0): {
@ -84,6 +90,22 @@ void DrawManager::DrawArray(PrimitiveTopology topology, u32 vertex_first, u32 ve
ProcessDraw(false, num_instances);
}
void DrawManager::DrawArrayInstanced(PrimitiveTopology topology, u32 vertex_first, u32 vertex_count,
bool subsequent) {
draw_state.topology = topology;
draw_state.vertex_buffer.first = vertex_first;
draw_state.vertex_buffer.count = vertex_count;
if (!subsequent) {
draw_state.instance_count = 1;
}
draw_state.base_instance = draw_state.instance_count - 1;
draw_state.draw_mode = DrawMode::Instance;
draw_state.instance_count++;
ProcessDraw(false, 1);
}
void DrawManager::DrawIndex(PrimitiveTopology topology, u32 index_first, u32 index_count,
u32 base_index, u32 base_instance, u32 num_instances) {
const auto& regs{maxwell3d->regs};

2
src/video_core/engines/draw_manager.h
View file

@ -66,6 +66,8 @@ public:
void DrawArray(PrimitiveTopology topology, u32 vertex_first, u32 vertex_count,
u32 base_instance, u32 num_instances);
void DrawArrayInstanced(PrimitiveTopology topology, u32 vertex_first, u32 vertex_count,
bool subsequent);
void DrawIndex(PrimitiveTopology topology, u32 index_first, u32 index_count, u32 base_index,
u32 base_instance, u32 num_instances);