diff options
Diffstat (limited to 'src/video_core/renderer_opengl')
6 files changed, 99 insertions, 31 deletions
diff --git a/src/video_core/renderer_opengl/gl_device.cpp b/src/video_core/renderer_opengl/gl_device.cpp index 6238ddaaa..85424a4c9 100644 --- a/src/video_core/renderer_opengl/gl_device.cpp +++ b/src/video_core/renderer_opengl/gl_device.cpp @@ -27,6 +27,7 @@ Device::Device() { shader_storage_alignment = GetInteger<std::size_t>(GL_SHADER_STORAGE_BUFFER_OFFSET_ALIGNMENT); max_vertex_attributes = GetInteger<u32>(GL_MAX_VERTEX_ATTRIBS); max_varyings = GetInteger<u32>(GL_MAX_VARYING_VECTORS); + has_vertex_viewport_layer = GLAD_GL_ARB_shader_viewport_layer_array; has_variable_aoffi = TestVariableAoffi(); has_component_indexing_bug = TestComponentIndexingBug(); } @@ -35,6 +36,7 @@ Device::Device(std::nullptr_t) { uniform_buffer_alignment = 0; max_vertex_attributes = 16; max_varyings = 15; + has_vertex_viewport_layer = true; has_variable_aoffi = true; has_component_indexing_bug = false; } diff --git a/src/video_core/renderer_opengl/gl_device.h b/src/video_core/renderer_opengl/gl_device.h index 939edb440..dc883722d 100644 --- a/src/video_core/renderer_opengl/gl_device.h +++ b/src/video_core/renderer_opengl/gl_device.h @@ -30,6 +30,10 @@ public: return max_varyings; } + bool HasVertexViewportLayer() const { + return has_vertex_viewport_layer; + } + bool HasVariableAoffi() const { return has_variable_aoffi; } @@ -46,6 +50,7 @@ private: std::size_t shader_storage_alignment{}; u32 max_vertex_attributes{}; u32 max_varyings{}; + bool has_vertex_viewport_layer{}; bool has_variable_aoffi{}; bool has_component_indexing_bug{}; }; diff --git a/src/video_core/renderer_opengl/gl_shader_cache.cpp b/src/video_core/renderer_opengl/gl_shader_cache.cpp index 5d76ee12d..32dd9eae7 100644 --- a/src/video_core/renderer_opengl/gl_shader_cache.cpp +++ b/src/video_core/renderer_opengl/gl_shader_cache.cpp @@ -190,8 +190,11 @@ CachedProgram SpecializeShader(const std::string& code, const GLShader::ShaderEn const auto texture_buffer_usage{variant.texture_buffer_usage}; std::string source = "#version 430 core\n" - "#extension GL_ARB_separate_shader_objects : enable\n\n"; - source += fmt::format("#define EMULATION_UBO_BINDING {}\n", base_bindings.cbuf++); + "#extension GL_ARB_separate_shader_objects : enable\n"; + if (entries.shader_viewport_layer_array) { + source += "#extension GL_ARB_shader_viewport_layer_array : enable\n"; + } + source += fmt::format("\n#define EMULATION_UBO_BINDING {}\n", base_bindings.cbuf++); for (const auto& cbuf : entries.const_buffers) { source += diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index 47cc2011f..119073776 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -14,6 +14,7 @@ #include "common/alignment.h" #include "common/assert.h" #include "common/common_types.h" +#include "common/logging/log.h" #include "video_core/engines/maxwell_3d.h" #include "video_core/renderer_opengl/gl_device.h" #include "video_core/renderer_opengl/gl_rasterizer.h" @@ -246,6 +247,8 @@ public: usage.is_read, usage.is_written); } entries.clip_distances = ir.GetClipDistances(); + entries.shader_viewport_layer_array = + stage == ShaderStage::Vertex && (ir.UsesLayer() || ir.UsesViewportIndex()); entries.shader_length = ir.GetLength(); return entries; } @@ -282,22 +285,35 @@ private: } void DeclareVertexRedeclarations() { - bool clip_distances_declared = false; - code.AddLine("out gl_PerVertex {{"); ++code.scope; code.AddLine("vec4 gl_Position;"); - for (const auto o : ir.GetOutputAttributes()) { - if (o == Attribute::Index::PointSize) - code.AddLine("float gl_PointSize;"); - if (!clip_distances_declared && (o == Attribute::Index::ClipDistances0123 || - o == Attribute::Index::ClipDistances4567)) { + for (const auto attribute : ir.GetOutputAttributes()) { + if (attribute == Attribute::Index::ClipDistances0123 || + attribute == Attribute::Index::ClipDistances4567) { code.AddLine("float gl_ClipDistance[];"); - clip_distances_declared = true; + break; } } + if (stage != ShaderStage::Vertex || device.HasVertexViewportLayer()) { + if (ir.UsesLayer()) { + code.AddLine("int gl_Layer;"); + } + if (ir.UsesViewportIndex()) { + code.AddLine("int gl_ViewportIndex;"); + } + } else if ((ir.UsesLayer() || ir.UsesViewportIndex()) && stage == ShaderStage::Vertex && + !device.HasVertexViewportLayer()) { + LOG_ERROR( + Render_OpenGL, + "GL_ARB_shader_viewport_layer_array is not available and its required by a shader"); + } + + if (ir.UsesPointSize()) { + code.AddLine("float gl_PointSize;"); + } --code.scope; code.AddLine("}};"); @@ -805,6 +821,45 @@ private: return CastOperand(VisitOperand(operation, operand_index), type); } + std::optional<std::pair<std::string, bool>> GetOutputAttribute(const AbufNode* abuf) { + switch (const auto attribute = abuf->GetIndex()) { + case Attribute::Index::Position: + return std::make_pair("gl_Position"s + GetSwizzle(abuf->GetElement()), false); + case Attribute::Index::LayerViewportPointSize: + switch (abuf->GetElement()) { + case 0: + UNIMPLEMENTED(); + return {}; + case 1: + if (stage == ShaderStage::Vertex && !device.HasVertexViewportLayer()) { + return {}; + } + return std::make_pair("gl_Layer", true); + case 2: + if (stage == ShaderStage::Vertex && !device.HasVertexViewportLayer()) { + return {}; + } + return std::make_pair("gl_ViewportIndex", true); + case 3: + UNIMPLEMENTED_MSG("Requires some state changes for gl_PointSize to work in shader"); + return std::make_pair("gl_PointSize", false); + } + return {}; + case Attribute::Index::ClipDistances0123: + return std::make_pair(fmt::format("gl_ClipDistance[{}]", abuf->GetElement()), false); + case Attribute::Index::ClipDistances4567: + return std::make_pair(fmt::format("gl_ClipDistance[{}]", abuf->GetElement() + 4), + false); + default: + if (IsGenericAttribute(attribute)) { + return std::make_pair( + GetOutputAttribute(attribute) + GetSwizzle(abuf->GetElement()), false); + } + UNIMPLEMENTED_MSG("Unhandled output attribute: {}", static_cast<u32>(attribute)); + return {}; + } + } + std::string CastOperand(const std::string& value, Type type) const { switch (type) { case Type::Bool: @@ -1001,6 +1056,8 @@ private: const Node& src = operation[1]; std::string target; + bool is_integer = false; + if (const auto gpr = std::get_if<GprNode>(&*dest)) { if (gpr->GetIndex() == Register::ZeroIndex) { // Writing to Register::ZeroIndex is a no op @@ -1009,26 +1066,12 @@ private: target = GetRegister(gpr->GetIndex()); } else if (const auto abuf = std::get_if<AbufNode>(&*dest)) { UNIMPLEMENTED_IF(abuf->IsPhysicalBuffer()); - - target = [&]() -> std::string { - switch (const auto attribute = abuf->GetIndex(); abuf->GetIndex()) { - case Attribute::Index::Position: - return "gl_Position"s + GetSwizzle(abuf->GetElement()); - case Attribute::Index::PointSize: - return "gl_PointSize"; - case Attribute::Index::ClipDistances0123: - return fmt::format("gl_ClipDistance[{}]", abuf->GetElement()); - case Attribute::Index::ClipDistances4567: - return fmt::format("gl_ClipDistance[{}]", abuf->GetElement() + 4); - default: - if (IsGenericAttribute(attribute)) { - return GetOutputAttribute(attribute) + GetSwizzle(abuf->GetElement()); - } - UNIMPLEMENTED_MSG("Unhandled output attribute: {}", - static_cast<u32>(attribute)); - return "0"; - } - }(); + const auto result = GetOutputAttribute(abuf); + if (!result) { + return {}; + } + target = result->first; + is_integer = result->second; } else if (const auto lmem = std::get_if<LmemNode>(&*dest)) { target = fmt::format("{}[ftou({}) / 4]", GetLocalMemory(), Visit(lmem->GetAddress())); } else if (const auto gmem = std::get_if<GmemNode>(&*dest)) { @@ -1040,7 +1083,11 @@ private: UNREACHABLE_MSG("Assign called without a proper target"); } - code.AddLine("{} = {};", target, Visit(src)); + if (is_integer) { + code.AddLine("{} = ftoi({});", target, Visit(src)); + } else { + code.AddLine("{} = {};", target, Visit(src)); + } return {}; } diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.h b/src/video_core/renderer_opengl/gl_shader_decompiler.h index 14d11c7fc..02586736d 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.h +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.h @@ -78,6 +78,7 @@ struct ShaderEntries { std::vector<ImageEntry> images; std::vector<GlobalMemoryEntry> global_memory_entries; std::array<bool, Maxwell::NumClipDistances> clip_distances{}; + bool shader_viewport_layer_array{}; std::size_t shader_length{}; }; diff --git a/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp b/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp index 10688397b..7893d1e26 100644 --- a/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp +++ b/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp @@ -373,6 +373,12 @@ std::optional<ShaderDiskCacheDecompiled> ShaderDiskCacheOpenGL::LoadDecompiledEn } } + bool shader_viewport_layer_array{}; + if (!LoadObjectFromPrecompiled(shader_viewport_layer_array)) { + return {}; + } + entry.entries.shader_viewport_layer_array = shader_viewport_layer_array; + u64 shader_length{}; if (!LoadObjectFromPrecompiled(shader_length)) { return {}; @@ -445,6 +451,10 @@ bool ShaderDiskCacheOpenGL::SaveDecompiledFile(u64 unique_identifier, const std: } } + if (!SaveObjectToPrecompiled(entries.shader_viewport_layer_array)) { + return false; + } + if (!SaveObjectToPrecompiled(static_cast<u64>(entries.shader_length))) { return false; } |