1 files changed, 56 insertions, 0 deletions
diff --git a/source/blender/draw/intern/shaders/draw_debug_info.hh b/source/blender/draw/intern/shaders/draw_debug_info.hh
new file mode 100644
index 00000000000..ce450bb1210
--- /dev/null
+++ b/source/blender/draw/intern/shaders/draw_debug_info.hh
@@ -0,0 +1,56 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include "draw_defines.h"
+#include "gpu_shader_create_info.hh"
+
+/* -------------------------------------------------------------------- */
+/** \name Debug print
+ *
+ * Allows print() function to have logging support inside shaders.
+ * \{ */
+
+GPU_SHADER_CREATE_INFO(draw_debug_print)
+    .typedef_source("draw_shader_shared.h")
+    .storage_buf(DRW_DEBUG_PRINT_SLOT, Qualifier::READ_WRITE, "uint", "drw_debug_print_buf[]");
+
+GPU_SHADER_INTERFACE_INFO(draw_debug_print_display_iface, "").flat(Type::UINT, "char_index");
+
+GPU_SHADER_CREATE_INFO(draw_debug_print_display)
+    .do_static_compilation(true)
+    .typedef_source("draw_shader_shared.h")
+    .storage_buf(7, Qualifier::READ, "uint", "drw_debug_print_buf[]")
+    .vertex_out(draw_debug_print_display_iface)
+    .fragment_out(0, Type::VEC4, "out_color")
+    .vertex_source("draw_debug_print_display_vert.glsl")
+    .fragment_source("draw_debug_print_display_frag.glsl")
+    .additional_info("draw_view");
+
+/** \} */
+
+/* -------------------------------------------------------------------- */
+/** \name Debug draw shapes
+ *
+ * Allows to draw lines and points just like the DRW_debug module functions.
+ * \{ */
+
+GPU_SHADER_CREATE_INFO(draw_debug_draw)
+    .typedef_source("draw_shader_shared.h")
+    .storage_buf(DRW_DEBUG_DRAW_SLOT,
+                 Qualifier::READ_WRITE,
+                 "DRWDebugVert",
+                 "drw_debug_verts_buf[]");
+
+GPU_SHADER_INTERFACE_INFO(draw_debug_draw_display_iface, "interp").flat(Type::VEC4, "color");
+
+GPU_SHADER_CREATE_INFO(draw_debug_draw_display)
+    .do_static_compilation(true)
+    .typedef_source("draw_shader_shared.h")
+    .storage_buf(6, Qualifier::READ, "DRWDebugVert", "drw_debug_verts_buf[]")
+    .vertex_out(draw_debug_draw_display_iface)
+    .fragment_out(0, Type::VEC4, "out_color")
+    .push_constant(Type::MAT4, "persmat")
+    .vertex_source("draw_debug_draw_display_vert.glsl")
+    .fragment_source("draw_debug_draw_display_frag.glsl")
+    .additional_info("draw_view");
+
+/** \} */