From 2b58652f0897053d4da04deb586490220ab5a774 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Sat, 27 Jul 2019 19:40:10 -0300
Subject: maxwell_3d: Slow implementation of passed samples (query 21)

Implements GL_SAMPLES_PASSED by waiting immediately for queries.
---
 src/video_core/rasterizer_interface.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/video_core/rasterizer_interface.h')

diff --git a/src/video_core/rasterizer_interface.h b/src/video_core/rasterizer_interface.h
index c586cd6fe..2fc627539 100644
--- a/src/video_core/rasterizer_interface.h
+++ b/src/video_core/rasterizer_interface.h
@@ -17,6 +17,10 @@ class MemoryManager;
 
 namespace VideoCore {
 
+enum class QueryType {
+    SamplesPassed,
+};
+
 enum class LoadCallbackStage {
     Prepare,
     Decompile,
@@ -41,6 +45,12 @@ public:
     /// Dispatches a compute shader invocation
     virtual void DispatchCompute(GPUVAddr code_addr) = 0;
 
+    /// Resets the counter of a query
+    virtual void ResetCounter(QueryType type) = 0;
+
+    /// Returns the value of a GPU query
+    virtual u64 Query(QueryType type) = 0;
+
     /// Notify rasterizer that all caches should be flushed to Switch memory
     virtual void FlushAll() = 0;
 
-- 
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