video_core: Implement maxwell inline_index method

This commit is contained in:
FengChen
2022-10-21 19:14:22 +08:00
parent 1f54cd4ac7
commit 2f90694797
6 changed files with 135 additions and 79 deletions

View File

@ -126,6 +126,9 @@ void Maxwell3D::InitializeRegisterDefaults() {
draw_command[MAXWELL3D_REG_INDEX(index_buffer32_first)] = true;
draw_command[MAXWELL3D_REG_INDEX(index_buffer16_first)] = true;
draw_command[MAXWELL3D_REG_INDEX(index_buffer8_first)] = true;
draw_command[MAXWELL3D_REG_INDEX(draw_inline_index)] = true;
draw_command[MAXWELL3D_REG_INDEX(inline_index_2x16.even)] = true;
draw_command[MAXWELL3D_REG_INDEX(inline_index_4x8.index0)] = true;
}
void Maxwell3D::ProcessMacro(u32 method, const u32* base_start, u32 amount, bool is_last_call) {
@ -271,6 +274,23 @@ void Maxwell3D::CallMethod(u32 method, u32 method_argument, bool is_last_call) {
if (draw_command[method]) {
regs.reg_array[method] = method_argument;
deferred_draw_method.push_back(method);
auto u32_to_u8 = [&](const u32 argument) {
inline_index_draw_indexes.push_back(static_cast<u8>(argument & 0x000000ff));
inline_index_draw_indexes.push_back(static_cast<u8>((argument & 0x0000ff00) >> 8));
inline_index_draw_indexes.push_back(static_cast<u8>((argument & 0x00ff0000) >> 16));
inline_index_draw_indexes.push_back(static_cast<u8>((argument & 0xff000000) >> 24));
};
if (MAXWELL3D_REG_INDEX(draw_inline_index) == method) {
u32_to_u8(method_argument);
} else if (MAXWELL3D_REG_INDEX(inline_index_2x16.even) == method) {
u32_to_u8(regs.inline_index_2x16.even);
u32_to_u8(regs.inline_index_2x16.odd);
} else if (MAXWELL3D_REG_INDEX(inline_index_4x8.index0) == method) {
u32_to_u8(regs.inline_index_4x8.index0);
u32_to_u8(regs.inline_index_4x8.index1);
u32_to_u8(regs.inline_index_4x8.index2);
u32_to_u8(regs.inline_index_4x8.index3);
}
} else {
ProcessDeferredDraw();
@ -567,86 +587,94 @@ void Maxwell3D::ProcessClearBuffers() {
}
void Maxwell3D::ProcessDeferredDraw() {
auto method_count = deferred_draw_method.size();
if (method_count) {
enum class DrawMode {
Undefined,
General,
Instance,
};
DrawMode draw_mode{DrawMode::Undefined};
u32 instance_count = 1;
if (deferred_draw_method.empty()) {
return;
}
auto first_method = deferred_draw_method[0];
if (MAXWELL3D_REG_INDEX(draw.begin) == first_method) {
// The minimum number of methods for drawing must be greater than or equal to
// 3[draw.begin->vertex(index)count->draw.end] to avoid errors in index mode drawing
if (method_count < 3) {
return;
}
draw_mode =
(regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::Subsequent) ||
(regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::Unchanged)
? DrawMode::Instance
: DrawMode::General;
} else if (MAXWELL3D_REG_INDEX(index_buffer32_first) == first_method ||
MAXWELL3D_REG_INDEX(index_buffer16_first) == first_method ||
MAXWELL3D_REG_INDEX(index_buffer8_first) == first_method) {
draw_mode = DrawMode::General;
}
enum class DrawMode {
Undefined,
General,
Instance,
};
DrawMode draw_mode{DrawMode::Undefined};
u32 instance_count = 1;
// Drawing will only begin with draw.begin or index_buffer method, other methods directly
// clear
if (draw_mode == DrawMode::Undefined) {
deferred_draw_method.clear();
auto first_method = deferred_draw_method[0];
if (MAXWELL3D_REG_INDEX(draw.begin) == first_method) {
// The minimum number of methods for drawing must be greater than or equal to
// 3[draw.begin->vertex(index)count->draw.end] to avoid errors in index mode drawing
if (deferred_draw_method.size() < 3) {
return;
}
draw_mode = (regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::Subsequent) ||
(regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::Unchanged)
? DrawMode::Instance
: DrawMode::General;
} else if (MAXWELL3D_REG_INDEX(index_buffer32_first) == first_method ||
MAXWELL3D_REG_INDEX(index_buffer16_first) == first_method ||
MAXWELL3D_REG_INDEX(index_buffer8_first) == first_method) {
draw_mode = DrawMode::General;
}
if (draw_mode == DrawMode::Instance) {
ASSERT_MSG(deferred_draw_method.size() % 4 == 0, "Instance mode method size error");
instance_count = static_cast<u32>(deferred_draw_method.size()) / 4;
// Drawing will only begin with draw.begin or index_buffer method, other methods directly
// clear
if (draw_mode == DrawMode::Undefined) {
deferred_draw_method.clear();
return;
}
if (draw_mode == DrawMode::Instance) {
ASSERT_MSG(deferred_draw_method.size() % 4 == 0, "Instance mode method size error");
instance_count = static_cast<u32>(deferred_draw_method.size()) / 4;
} else {
if (MAXWELL3D_REG_INDEX(index_buffer32_first) == first_method) {
regs.index_buffer.count = regs.index_buffer32_first.count;
regs.index_buffer.first = regs.index_buffer32_first.first;
dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
} else if (MAXWELL3D_REG_INDEX(index_buffer32_first) == first_method) {
regs.index_buffer.count = regs.index_buffer16_first.count;
regs.index_buffer.first = regs.index_buffer16_first.first;
dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
} else if (MAXWELL3D_REG_INDEX(index_buffer32_first) == first_method) {
regs.index_buffer.count = regs.index_buffer8_first.count;
regs.index_buffer.first = regs.index_buffer8_first.first;
dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
} else {
if (MAXWELL3D_REG_INDEX(index_buffer32_first) == first_method) {
regs.index_buffer.count = regs.index_buffer32_first.count;
regs.index_buffer.first = regs.index_buffer32_first.first;
dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
} else if (MAXWELL3D_REG_INDEX(index_buffer32_first) == first_method) {
regs.index_buffer.count = regs.index_buffer16_first.count;
regs.index_buffer.first = regs.index_buffer16_first.first;
dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
} else if (MAXWELL3D_REG_INDEX(index_buffer32_first) == first_method) {
regs.index_buffer.count = regs.index_buffer8_first.count;
regs.index_buffer.first = regs.index_buffer8_first.first;
dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
auto second_method = deferred_draw_method[1];
if (MAXWELL3D_REG_INDEX(draw_inline_index) == second_method ||
MAXWELL3D_REG_INDEX(inline_index_2x16.even) == second_method ||
MAXWELL3D_REG_INDEX(inline_index_4x8.index0) == second_method) {
regs.index_buffer.count = static_cast<u32>(inline_index_draw_indexes.size() / 4);
regs.index_buffer.format = Regs::IndexFormat::UnsignedInt;
}
}
LOG_TRACE(HW_GPU, "called, topology={}, count={}", regs.draw.topology.Value(),
regs.vertex_buffer.count);
ASSERT_MSG(!(regs.index_buffer.count && regs.vertex_buffer.count),
"Both indexed and direct?");
// Both instance configuration registers can not be set at the same time.
ASSERT_MSG(regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::First ||
regs.draw.instance_id != Maxwell3D::Regs::Draw::InstanceId::Unchanged,
"Illegal combination of instancing parameters");
ProcessTopologyOverride();
const bool is_indexed = regs.index_buffer.count && !regs.vertex_buffer.count;
if (ShouldExecute()) {
rasterizer->Draw(is_indexed, instance_count);
}
if (is_indexed) {
regs.index_buffer.count = 0;
} else {
regs.vertex_buffer.count = 0;
}
deferred_draw_method.clear();
}
LOG_TRACE(HW_GPU, "called, topology={}, count={}", regs.draw.topology.Value(),
regs.vertex_buffer.count);
ASSERT_MSG(!(regs.index_buffer.count && regs.vertex_buffer.count), "Both indexed and direct?");
// Both instance configuration registers can not be set at the same time.
ASSERT_MSG(regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::First ||
regs.draw.instance_id != Maxwell3D::Regs::Draw::InstanceId::Unchanged,
"Illegal combination of instancing parameters");
ProcessTopologyOverride();
const bool is_indexed = regs.index_buffer.count && !regs.vertex_buffer.count;
if (ShouldExecute()) {
rasterizer->Draw(is_indexed, instance_count);
}
if (is_indexed) {
regs.index_buffer.count = 0;
} else {
regs.vertex_buffer.count = 0;
}
deferred_draw_method.clear();
inline_index_draw_indexes.clear();
}
} // namespace Tegra::Engines