- removed the SSBO block for desktop OS’s when gl_pipeline_depth is enabled

src/common/rendering/gl/gl_shader.cpp

@@ -382,7 +382,7 @@ bool FShader::Load(const char * name, const char * vert_prog_lump, const char *
 			vp_comb = "#version 430 core\n#define SHADER_STORAGE_LIGHTS\n";
 	}
 
-	if ((gl.flags & RFL_SHADER_STORAGE_BUFFER) && screen->mPipelineType == 0)
+	if ((gl.flags & RFL_SHADER_STORAGE_BUFFER) && screen->allowSSBO())
 	{
 		vp_comb << "#define SUPPORTS_SHADOWMAPS\n";
 	}

src/common/rendering/hwrenderer/data/buffers.h

@@ -5,7 +5,13 @@
 
 class FRenderState;
 
+#ifdef __ANDROID__
 #define HW_MAX_PIPELINE_BUFFERS 8
+#define HW_BLOCK_SSBO 1
+#else
+// On desktop this is only useful fpr letting the GPU run in parallel with the playsim and for that 2 buffers are enough.
+#define HW_MAX_PIPELINE_BUFFERS 2
+#endif
 
 // The low level code needs to know which attributes exist.
 // OpenGL needs to change the state of all of them per buffer binding.

src/common/rendering/hwrenderer/data/hw_lightbuffer.cpp

@@ -44,7 +44,7 @@ FLightBuffer::FLightBuffer(int pipelineNbr):
 	// Hack alert: On Intel's GL driver SSBO's perform quite worse than UBOs.
 	// We only want to disable using SSBOs for lights but not disable the feature entirely.
 	// Note that using an uniform buffer here will limit the number of lights per surface so it isn't done for NVidia and AMD.
-	if (screen->IsVulkan() || screen->IsPoly() || ((screen->hwcaps & RFL_SHADER_STORAGE_BUFFER) && screen->mPipelineType == 0 && !strstr(screen->vendorstring, "Intel")))
+	if (screen->IsVulkan() || screen->IsPoly() || ((screen->hwcaps & RFL_SHADER_STORAGE_BUFFER) && screen->allowSSBO() && !strstr(screen->vendorstring, "Intel")))
 	{
 		mBufferType = true;
 		mBlockAlign = 0;

src/common/rendering/v_video.h

@@ -43,6 +43,7 @@
 #include "v_2ddrawer.h"
 #include "intrect.h"
 #include "hw_shadowmap.h"
+#include "buffers.h"
 
 
 struct FPortalSceneState;
@@ -150,6 +151,7 @@ public:
 
 	int mPipelineNbr = 1;						// Number of HW buffers to pipeline
 	int mPipelineType = 0;
+	
 public:
 	DFrameBuffer (int width=1, int height=1);
 	virtual ~DFrameBuffer();
@@ -160,6 +162,14 @@ public:
 	{
 		mShadowMap.SetAABBTree(tree);
 	}
+	bool allowSSBO()
+	{
+#ifndef HW_BLOCK_SSBO
+		return true;
+#else
+		return mPipelineType == 0;
+#endif
+	}
 
 	virtual DCanvas* GetCanvas() { return nullptr; }
 

src/rendering/hwrenderer/hw_entrypoint.cpp

@@ -108,7 +108,7 @@ sector_t* RenderViewpoint(FRenderViewpoint& mainvp, AActor* camera, IntRect* bou
 
 	R_SetupFrame(mainvp, r_viewwindow, camera);
 
-	if (mainview && toscreen && !(camera->Level->flags3 & LEVEL3_NOSHADOWMAP) && camera->Level->HasDynamicLights && gl_light_shadowmap && screen->mPipelineType == 0 && (screen->hwcaps & RFL_SHADER_STORAGE_BUFFER))
+	if (mainview && toscreen && !(camera->Level->flags3 & LEVEL3_NOSHADOWMAP) && camera->Level->HasDynamicLights && gl_light_shadowmap && screen->allowSSBO() && (screen->hwcaps & RFL_SHADER_STORAGE_BUFFER))
 	{
 		screen->SetAABBTree(camera->Level->aabbTree);
 		screen->mShadowMap.SetCollectLights([=] {