feat: enable hardware clip planes and cull distances for mobile if th…

…e extension is present Also add the NO_CLIPDISTANCE_SUPPORT definition if RFL_NO_CLIP_PLANES is present
emawind84 · Mar 19, 2024 · 5694fee · 5694fee
1 parent 2b07bf2
commit 5694fee
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Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/src/common/rendering/gl/gl_shader.cpp b/src/common/rendering/gl/gl_shader.cpp
@@ -408,6 +408,8 @@ bool FShader::Load(const char * name, const char * vert_prog_lump, const char *
 		vp_comb << "#version 330 core\n";
 #endif
 	vp_comb << "#define SUPPORTS_SHADOWMAPS\n";
+	if (gl.flags & RFL_NO_CLIP_PLANES)
+		vp_comb << "#define NO_CLIPDISTANCE_SUPPORT\n";
 
 	bool lightbuffertype = screen->mLights->GetBufferType();
 	if (!lightbuffertype)

diff --git a/src/common/rendering/gl_load/gl_interface.cpp b/src/common/rendering/gl_load/gl_interface.cpp
@@ -140,9 +140,9 @@ void gl_LoadExtensions()
 
 #ifdef __MOBILE__
 	gl_version = 3.31;
-	gl.flags |= RFL_NO_CLIP_PLANES;
 	gl.flags |= RFL_INVALIDATE_BUFFER;
 	gl.flags |= RFL_SHADER_STORAGE_BUFFER;
+	if (!CheckExtension("GL_EXT_clip_cull_distance")) gl.flags |= RFL_NO_CLIP_PLANES;
 #endif
 	// Don't even start if it's lower than 2.0 or no framebuffers are available (The framebuffer extension is needed for glGenerateMipmapsEXT!)
 	if (gl_version < 3.3f)