From e4af049f95c93c174c3c817709e22ccec44b85e4 Mon Sep 17 00:00:00 2001
From: Kearwood Gilbert <kearwood@kearwood.com>
Date: Wed, 6 May 2026 23:46:10 -0700
Subject: [PATCH] Implemented shader reflection and binding for the bool data
 type.

---
 kraken/KRPipeline.cpp         | 20 +++++++++++---------
 kraken/KRShaderReflection.cpp |  2 ++
 kraken/KRShaderReflection.h   |  1 +
 3 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/kraken/KRPipeline.cpp b/kraken/KRPipeline.cpp
index 9117458..89b4eab 100644
--- a/kraken/KRPipeline.cpp
+++ b/kraken/KRPipeline.cpp
@@ -446,16 +446,18 @@ void KRPipeline::initPushConstantStage(ShaderStage stage, const SpvReflectShader
               pushConstants.size[iUniform] = member.size;
               if (member.type_description->op == SpvOpTypeVector && member.numeric.scalar.width == 32) {
                 switch (member.numeric.vector.component_count) {
-                case 2:
-                  pushConstants.type[iUniform] = ShaderValueType::type_vector2;
-                  break;
-                case 3:
-                  pushConstants.type[iUniform] = ShaderValueType::type_vector3;
-                  break;
-                case 4:
-                  pushConstants.type[iUniform] = ShaderValueType::type_vector4;
-                  break;
+                  case 2:
+                    pushConstants.type[iUniform] = ShaderValueType::type_vector2;
+                    break;
+                  case 3:
+                    pushConstants.type[iUniform] = ShaderValueType::type_vector3;
+                    break;
+                  case 4:
+                    pushConstants.type[iUniform] = ShaderValueType::type_vector4;
+                    break;
                 }
+              } else if (member.type_description->op == SpvOpTypeBool) {
+                pushConstants.type[iUniform] = ShaderValueType::type_bool;
               } else if (member.type_description->op == SpvOpTypeFloat && member.numeric.scalar.width == 32) {
                 pushConstants.type[iUniform] = ShaderValueType::type_float32;
               } else if (member.type_description->op == SpvOpTypeFloat && member.numeric.scalar.width == 64) {
diff --git a/kraken/KRShaderReflection.cpp b/kraken/KRShaderReflection.cpp
index 07c15dd..f79c07f 100644
--- a/kraken/KRShaderReflection.cpp
+++ b/kraken/KRShaderReflection.cpp
@@ -216,6 +216,8 @@ bool IsShaderValueName(int index, const char* szName)
 bool KRReflectedObject::getShaderValue(ShaderValue value, ShaderValueType type, void* output) const
 {
   switch (type) {
+  case ShaderValueType::type_bool:
+    return getShaderValue(value, static_cast<bool*>(output));
   case ShaderValueType::type_int32:
     return getShaderValue(value, static_cast<int32_t*>(output));
   case ShaderValueType::type_int64:
diff --git a/kraken/KRShaderReflection.h b/kraken/KRShaderReflection.h
index ffa2e07..b7712a8 100644
--- a/kraken/KRShaderReflection.h
+++ b/kraken/KRShaderReflection.h
@@ -40,6 +40,7 @@ class KRResourceBinding;
 enum class ShaderValueType : uint8_t
 {
   type_null = 0,
+  type_bool,
   type_int32,
   type_int64,
   type_float32,