Merge pull request 'shader compiler: Ensure all clip distances are initialized when used' (#48) from JPikachu/eden:EOW into master

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/48

CMakeLists.txt

@@ -285,6 +285,10 @@ if (ARCHITECTURE_arm64 AND (ANDROID OR ${CMAKE_SYSTEM_NAME} STREQUAL "Linux"))
     add_definitions(-DHAS_NCE=1)
 endif()
 
+if (YUZU_LOG_BY_LINE)
+    add_definitions(-DYUZU_LOG_BY_LINE=1)
+endif()
+
 # Configure C++ standard
 # ===========================
 

src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp

@@ -53,6 +53,7 @@ std::optional<OutAttr> OutputAttrPointer(EmitContext& ctx, IR::Attribute attr) {
             return OutputAccessChain(ctx, ctx.output_f32, info.id, index_id);
         }
     }
+
     switch (attr) {
     case IR::Attribute::PointSize:
         return ctx.output_point_size;
@@ -421,6 +422,14 @@ void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, Id value, [[maybe_un
     if (Sirit::ValidId(output->type)) {
         value = ctx.OpBitcast(output->type, value);
     }
+
+    static constexpr IR::Attribute cd0 = IR::Attribute::ClipDistance0;
+    static constexpr IR::Attribute cd7 = IR::Attribute::ClipDistance7;
+
+    if (attr >= cd0 && attr <= cd7) {
+        const u32 idx = (u32) attr - (u32) cd0;
+        clip_distance_written.set(idx);
+    }
     ctx.OpStore(output->pointer, value);
 }
 

src/shader_recompiler/backend/spirv/emit_spirv_special.cpp

@@ -109,6 +109,16 @@ void EmitPrologue(EmitContext& ctx) {
                 element += num;
             }
         }
+
+        if (Sirit::ValidId(ctx.clip_distances)) {
+            for (u32 i = 0; i < ctx.profile.max_user_clip_distances; ++i) {
+                if (!clip_distance_written.test(i)) {
+                    const Id idx = ctx.Const(i);
+                    const Id element = ctx.OpAccessChain(ctx.output_f32, ctx.clip_distances, idx);
+                    ctx.OpStore(element, ctx.Const(0.0f));
+                }
+            }
+        }
     }
     if (ctx.stage == Stage::VertexB || ctx.stage == Stage::Geometry) {
         SetFixedPipelinePointSize(ctx);

src/shader_recompiler/backend/spirv/spirv_emit_context.h

@@ -15,6 +15,8 @@
 
 namespace Shader::Backend::SPIRV {
 
+static std::bitset<8> clip_distance_written;
+
 using Sirit::Id;
 
 class VectorTypes {

src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp

@@ -375,7 +375,7 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
                 views[view_index++] = {
                     .index = handle.first,
                     .blacklist = blacklist,
-                    .id = {},
+                    .id = {}
                 };
             }
         }};
@@ -740,6 +740,12 @@ void GraphicsPipeline::MakePipeline(VkRenderPass render_pass) {
                                    ? VK_PROVOKING_VERTEX_MODE_LAST_VERTEX_EXT
                                    : VK_PROVOKING_VERTEX_MODE_FIRST_VERTEX_EXT,
     };
+    VkPipelineRasterizationDepthClipStateCreateInfoEXT depth_clip{
+        .sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_DEPTH_CLIP_STATE_CREATE_INFO_EXT,
+        .pNext = nullptr,
+        .flags = 0,
+        .depthClipEnable = VK_TRUE,
+    };
     if (IsLine(input_assembly_topology) && device.IsExtLineRasterizationSupported()) {
         line_state.pNext = std::exchange(rasterization_ci.pNext, &line_state);
     }
@@ -749,6 +755,9 @@ void GraphicsPipeline::MakePipeline(VkRenderPass render_pass) {
     if (device.IsExtProvokingVertexSupported()) {
         provoking_vertex.pNext = std::exchange(rasterization_ci.pNext, &provoking_vertex);
     }
+    if (device.IsExtDepthClipControlSupported()) {
+        depth_clip.pNext = std::exchange(rasterization_ci.pNext, &depth_clip);
+    }
 
     const VkPipelineMultisampleStateCreateInfo multisample_ci{
         .sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO,
@@ -814,7 +823,7 @@ void GraphicsPipeline::MakePipeline(VkRenderPass render_pass) {
         .logicOp = static_cast<VkLogicOp>(dynamic.logic_op.Value()),
         .attachmentCount = static_cast<u32>(cb_attachments.size()),
         .pAttachments = cb_attachments.data(),
-        .blendConstants = {},
+        .blendConstants = {}
     };
     static_vector<VkDynamicState, 28> dynamic_states{
         VK_DYNAMIC_STATE_VIEWPORT,           VK_DYNAMIC_STATE_SCISSOR,