Fix T97330: GPU Subdiv compiler error.

GLSL has different max number of ssbo per glsl stage.
This patch checks if the number of compute ssbo blocks matches
our requirements for the GPU Subdiv, before enabling it.

Some platforms allow more ssbo bindings then blocks per stage.

2 files changed, 7 insertions, 0 deletions

diff --git a/source/blender/gpu/intern/gpu_capabilities.cc b/source/blender/gpu/intern/gpu_capabilities.cc
index 72b62b3de3d..6ef015492c7 100644
--- a/source/blender/gpu/intern/gpu_capabilities.cc
+++ b/source/blender/gpu/intern/gpu_capabilities.cc
@@ -167,6 +167,12 @@ int GPU_max_shader_storage_buffer_bindings()
   return GCaps.max_shader_storage_buffer_bindings;
 }
 
+int GPU_max_compute_shader_storage_blocks()
+{
+  return GCaps.max_compute_shader_storage_blocks;
+}
+
+
 /** \} */
 
 /* -------------------------------------------------------------------- */
diff --git a/source/blender/gpu/intern/gpu_capabilities_private.hh b/source/blender/gpu/intern/gpu_capabilities_private.hh
index 611c2d6973c..a17dbe7f8e6 100644
--- a/source/blender/gpu/intern/gpu_capabilities_private.hh
+++ b/source/blender/gpu/intern/gpu_capabilities_private.hh
@@ -36,6 +36,7 @@ struct GPUCapabilities {
   int max_vertex_attribs = 0;
   int max_varying_floats = 0;
   int max_shader_storage_buffer_bindings = 0;
+  int max_compute_shader_storage_blocks = 0;
   int extensions_len = 0;
   const char *(*extension_get)(int);