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authorFernando Sahmkow <fsahmkow27@gmail.com>2020-01-05 20:53:22 +0100
committerFernandoS27 <fsahmkow27@gmail.com>2020-01-24 21:43:30 +0100
commitf4603d23c551ece65cd205a850a31a84531daf43 (patch)
treeecc6c703c75fec113d1ea3266ec1f399a5c9483d
parentShader_IR: Implement initial code for tracking indexed samplers. (diff)
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-rw-r--r--src/video_core/shader/decode/texture.cpp66
1 files changed, 46 insertions, 20 deletions
diff --git a/src/video_core/shader/decode/texture.cpp b/src/video_core/shader/decode/texture.cpp
index 0b567e39d..886650d9e 100644
--- a/src/video_core/shader/decode/texture.cpp
+++ b/src/video_core/shader/decode/texture.cpp
@@ -389,31 +389,57 @@ const Sampler* ShaderIR::GetSampler(const Tegra::Shader::Sampler& sampler,
const Sampler* ShaderIR::GetBindlessSampler(Tegra::Shader::Register reg,
std::optional<SamplerInfo> sampler_info) {
const Node sampler_register = GetRegister(reg);
- const auto [base_sampler, buffer, offset] =
- TrackCbuf(sampler_register, global_code, static_cast<s64>(global_code.size()));
- ASSERT(base_sampler != nullptr);
- if (base_sampler == nullptr) {
+ const auto [base_node, tracked_sampler_info] =
+ TrackSampler(sampler_register, global_code, static_cast<s64>(global_code.size()));
+ ASSERT(base_node != nullptr);
+ if (base_node == nullptr) {
return nullptr;
}
- const auto info = GetSamplerInfo(sampler_info, offset, buffer);
+ if (const auto bindless_sampler_info =
+ std::get_if<BindlessSamplerNode>(&*tracked_sampler_info)) {
+ const u32 buffer = bindless_sampler_info->GetIndex();
+ const u32 offset = bindless_sampler_info->GetOffset();
+ const auto info = GetSamplerInfo(sampler_info, offset, buffer);
+
+ // If this sampler has already been used, return the existing mapping.
+ const auto it =
+ std::find_if(used_samplers.begin(), used_samplers.end(),
+ [buffer = buffer, offset = offset](const Sampler& entry) {
+ return entry.GetBuffer() == buffer && entry.GetOffset() == offset;
+ });
+ if (it != used_samplers.end()) {
+ ASSERT(it->IsBindless() && it->GetType() == info.type &&
+ it->IsArray() == info.is_array && it->IsShadow() == info.is_shadow);
+ return &*it;
+ }
- // If this sampler has already been used, return the existing mapping.
- const auto it =
- std::find_if(used_samplers.begin(), used_samplers.end(),
- [buffer = buffer, offset = offset](const Sampler& entry) {
- return entry.GetBuffer() == buffer && entry.GetOffset() == offset;
- });
- if (it != used_samplers.end()) {
- ASSERT(it->IsBindless() && it->GetType() == info.type && it->IsArray() == info.is_array &&
- it->IsShadow() == info.is_shadow);
- return &*it;
- }
+ // Otherwise create a new mapping for this sampler
+ const auto next_index = static_cast<u32>(used_samplers.size());
+ return &used_samplers.emplace_back(next_index, offset, buffer, info.type, info.is_array,
+ info.is_shadow, info.is_buffer);
+ } else if (const auto array_sampler_info =
+ std::get_if<ArraySamplerNode>(&*tracked_sampler_info)) {
+ const u32 base_offset = array_sampler_info->GetBaseOffset() / 4;
+ const auto info = GetSamplerInfo(sampler_info, base_offset);
+
+ // If this sampler has already been used, return the existing mapping.
+ const auto it = std::find_if(
+ used_samplers.begin(), used_samplers.end(),
+ [base_offset](const Sampler& entry) { return entry.GetOffset() == base_offset; });
+ if (it != used_samplers.end()) {
+ ASSERT(!it->IsBindless() && it->GetType() == info.type &&
+ it->IsArray() == info.is_array && it->IsShadow() == info.is_shadow &&
+ it->IsBuffer() == info.is_buffer);
+ return &*it;
+ }
- // Otherwise create a new mapping for this sampler
- const auto next_index = static_cast<u32>(used_samplers.size());
- return &used_samplers.emplace_back(next_index, offset, buffer, info.type, info.is_array,
- info.is_shadow, info.is_buffer);
+ // Otherwise create a new mapping for this sampler
+ const auto next_index = static_cast<u32>(used_samplers.size());
+ return &used_samplers.emplace_back(next_index, base_offset, info.type, info.is_array,
+ info.is_shadow, info.is_buffer);
+ }
+ return nullptr;
}
void ShaderIR::WriteTexInstructionFloat(NodeBlock& bb, Instruction instr, const Node4& components) {