From e63bb0459c817e4d0add5c8ccd197746f4d288ac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Henrik=20Rydg=C3=A5rd?= <hrydgard@gmail.com>
Date: Mon, 2 Oct 2023 17:28:25 +0200
Subject: [PATCH] Add a new stat, so we can see per game if the optimization
 has an effect

---
 GPU/D3D11/DrawEngineD3D11.cpp   | 1 +
 GPU/Directx9/DrawEngineDX9.cpp  | 1 +
 GPU/GLES/DrawEngineGLES.cpp     | 1 +
 GPU/GPU.h                       | 2 ++
 GPU/GPUCommonHW.cpp             | 3 ++-
 GPU/Vulkan/DrawEngineVulkan.cpp | 1 +
 6 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/GPU/D3D11/DrawEngineD3D11.cpp b/GPU/D3D11/DrawEngineD3D11.cpp
index 3711fee648..0deb056ef4 100644
--- a/GPU/D3D11/DrawEngineD3D11.cpp
+++ b/GPU/D3D11/DrawEngineD3D11.cpp
@@ -727,6 +727,7 @@ rotateVBO:
 
 	gpuStats.numFlushes++;
 	gpuStats.numDrawCalls += numDrawInds_;
+	gpuStats.numVertexDecodes += numDrawVerts_;
 	gpuStats.numVertsSubmitted += vertexCountInDrawCalls_;
 
 	indexGen.Reset();
diff --git a/GPU/Directx9/DrawEngineDX9.cpp b/GPU/Directx9/DrawEngineDX9.cpp
index 890daa4cc2..276fde10a3 100644
--- a/GPU/Directx9/DrawEngineDX9.cpp
+++ b/GPU/Directx9/DrawEngineDX9.cpp
@@ -668,6 +668,7 @@ rotateVBO:
 
 	gpuStats.numFlushes++;
 	gpuStats.numDrawCalls += numDrawInds_;
+	gpuStats.numVertexDecodes += numDrawVerts_;
 	gpuStats.numVertsSubmitted += vertexCountInDrawCalls_;
 
 	// TODO: The below should be shared.
diff --git a/GPU/GLES/DrawEngineGLES.cpp b/GPU/GLES/DrawEngineGLES.cpp
index c202eb3634..9949d0c37b 100644
--- a/GPU/GLES/DrawEngineGLES.cpp
+++ b/GPU/GLES/DrawEngineGLES.cpp
@@ -475,6 +475,7 @@ void DrawEngineGLES::DoFlush() {
 bail:
 	gpuStats.numFlushes++;
 	gpuStats.numDrawCalls += numDrawInds_;
+	gpuStats.numVertexDecodes += numDrawVerts_;
 	gpuStats.numVertsSubmitted += vertexCountInDrawCalls_;
 
 	// TODO: When the next flush has the same vertex format, we can continue with the same offset in the vertex buffer,
diff --git a/GPU/GPU.h b/GPU/GPU.h
index 9e9dd6049a..5db94e2d39 100644
--- a/GPU/GPU.h
+++ b/GPU/GPU.h
@@ -75,6 +75,7 @@ struct GPUStatistics {
 
 	void ResetFrame() {
 		numDrawCalls = 0;
+		numVertexDecodes = 0;
 		numDrawSyncs = 0;
 		numListSyncs = 0;
 		numCachedDrawCalls = 0;
@@ -111,6 +112,7 @@ struct GPUStatistics {
 
 	// Per frame statistics
 	int numDrawCalls;
+	int numVertexDecodes;
 	int numDrawSyncs;
 	int numListSyncs;
 	int numCachedDrawCalls;
diff --git a/GPU/GPUCommonHW.cpp b/GPU/GPUCommonHW.cpp
index a9b5ded875..544f1c58cc 100644
--- a/GPU/GPUCommonHW.cpp
+++ b/GPU/GPUCommonHW.cpp
@@ -1647,7 +1647,7 @@ size_t GPUCommonHW::FormatGPUStatsCommon(char *buffer, size_t size) {
 	float vertexAverageCycles = gpuStats.numVertsSubmitted > 0 ? (float)gpuStats.vertexGPUCycles / (float)gpuStats.numVertsSubmitted : 0.0f;
 	return snprintf(buffer, size,
 		"DL processing time: %0.2f ms, %d drawsync, %d listsync\n"
-		"Draw calls: %d, flushes %d, clears %d, bbox jumps %d (%d updates)\n"
+		"Draw: %d (%d dec), flushes %d, clears %d, bbox jumps %d (%d updates)\n"
 		"Cached draws: %d (tracked: %d)\n"
 		"Vertices: %d cached: %d uncached: %d\n"
 		"FBOs active: %d (evaluations: %d)\n"
@@ -1660,6 +1660,7 @@ size_t GPUCommonHW::FormatGPUStatsCommon(char *buffer, size_t size) {
 		gpuStats.numDrawSyncs,
 		gpuStats.numListSyncs,
 		gpuStats.numDrawCalls,
+		gpuStats.numVertexDecodes,
 		gpuStats.numFlushes,
 		gpuStats.numClears,
 		gpuStats.numBBOXJumps,
diff --git a/GPU/Vulkan/DrawEngineVulkan.cpp b/GPU/Vulkan/DrawEngineVulkan.cpp
index 2a463fb9e0..ed83c7f207 100644
--- a/GPU/Vulkan/DrawEngineVulkan.cpp
+++ b/GPU/Vulkan/DrawEngineVulkan.cpp
@@ -1016,6 +1016,7 @@ void DrawEngineVulkan::DoFlush() {
 
 	gpuStats.numFlushes++;
 	gpuStats.numDrawCalls += numDrawInds_;
+	gpuStats.numVertexDecodes += numDrawVerts_;
 	gpuStats.numVertsSubmitted += vertexCountInDrawCalls_;
 
 	indexGen.Reset();