Merge pull request #8858 from vonchenplus/mipmap

video_core: Generate mipmap texture by drawing

1 files changed, 11 insertions, 1 deletions

diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
index 2c68aba39..a4751b42d 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
@@ -353,7 +353,6 @@ Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, Id vertex) {
     case IR::Attribute::TessellationEvaluationPointV:
         return ctx.OpLoad(ctx.F32[1],
                           ctx.OpAccessChain(ctx.input_f32, ctx.tess_coord, ctx.Const(1U)));
-
     default:
         throw NotImplementedException("Read attribute {}", attr);
     }
@@ -537,6 +536,17 @@ Id EmitResolutionDownFactor(EmitContext& ctx) {
     }
 }
 
+Id EmitRenderArea(EmitContext& ctx) {
+    if (ctx.profile.unified_descriptor_binding) {
+        const Id pointer_type{ctx.TypePointer(spv::StorageClass::PushConstant, ctx.F32[4])};
+        const Id index{ctx.Const(ctx.render_are_member_index)};
+        const Id pointer{ctx.OpAccessChain(pointer_type, ctx.render_area_push_constant, index)};
+        return ctx.OpLoad(ctx.F32[4], pointer);
+    } else {
+        throw NotImplementedException("SPIR-V Instruction");
+    }
+}
+
 Id EmitLoadLocal(EmitContext& ctx, Id word_offset) {
     const Id pointer{ctx.OpAccessChain(ctx.private_u32, ctx.local_memory, word_offset)};
     return ctx.OpLoad(ctx.U32[1], pointer);