[Bf-blender-cvs] [4a3cbfd90e9] temp-vulkan-shader: Add glsl shader defines.

[Jeroen Bakker]

Commit: 4a3cbfd90e9f11b138d2e6e97d287275be6e2580
Author: Jeroen Bakker
Date:   Tue Nov 29 15:25:22 2022 +0100
Branches: temp-vulkan-shader
https://developer.blender.org/rB4a3cbfd90e9f11b138d2e6e97d287275be6e2580

Add glsl shader defines.

===================================================================

M	source/blender/gpu/vulkan/vk_shader.cc

===================================================================

diff --git a/source/blender/gpu/vulkan/vk_shader.cc b/source/blender/gpu/vulkan/vk_shader.cc
index 8a247434901..fe5db057fa5 100644
--- a/source/blender/gpu/vulkan/vk_shader.cc
+++ b/source/blender/gpu/vulkan/vk_shader.cc
@@ -15,6 +15,8 @@
 
 using namespace blender::gpu::shader;
 
+extern "C" char datatoc_glsl_shader_defines_glsl[];
+
 namespace blender::gpu {
 
 /* -------------------------------------------------------------------- */
@@ -493,7 +495,7 @@ static std::string combine_sources(Span<const char *> sources)
 
 static char *glsl_patch_get()
 {
-  static char patch[512] = "\0";
+  static char patch[2048] = "\0";
   if (patch[0] != '\0') {
     return patch;
   }
@@ -507,6 +509,9 @@ static char *glsl_patch_get()
   STR_CONCAT(patch, slen, "#define gpu_BaseInstance 0\n");
   STR_CONCAT(patch, slen, "#define gpu_InstanceIndex (gl_InstanceIndex + gpu_BaseInstance)\n");
 
+  /* GLSL Backend Lib. */
+  STR_CONCAT(patch, slen, datatoc_glsl_shader_defines_glsl);
+
   BLI_assert(slen < sizeof(patch));
   return patch;
 }