From 1b1dbeb105995683a53c902dbc035ed6cb623134 Mon Sep 17 00:00:00 2001
From: Wunkolo <Wunkolo@gmail.com>
Date: Thu, 31 Aug 2023 12:42:29 -0700
Subject: [PATCH] vulkan: Add shader debugging information
Utilize the `GPU_DEBUG_INFO` flag to conditionally compile spirv files
with debugging information.
---
CMakeLists.txt | 34 ++++++++++++++++++++++------------
1 file changed, 22 insertions(+), 12 deletions(-)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index a32382a5..f2cf0958 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -273,18 +273,28 @@ if(ENABLE_VULKAN)
"src/host_shaders/vulkan_display.vert"
)
-foreach( HOST_SHADER_SOURCE ${RENDERER_VK_HOST_SHADERS_SOURCE} )
- get_filename_component( FILE_NAME ${HOST_SHADER_SOURCE} NAME )
- set( HOST_SHADER_SPIRV "${PROJECT_BINARY_DIR}/host_shaders/${FILE_NAME}.spv" )
- add_custom_command(
- OUTPUT ${HOST_SHADER_SPIRV}
- COMMAND ${CMAKE_COMMAND} -E make_directory "${PROJECT_BINARY_DIR}/host_shaders/"
- COMMAND Vulkan::glslangValidator -t --target-env vulkan1.1 -g -V "${PROJECT_SOURCE_DIR}/${HOST_SHADER_SOURCE}" -o ${HOST_SHADER_SPIRV}
- #COMMAND ${SPIRV_OPT} -O ${HOST_SHADER_SPIRV} -o ${HOST_SHADER_SPIRV}
- DEPENDS ${HOST_SHADER_SOURCE}
- )
- list( APPEND RENDERER_VK_HOST_SHADERS_SPIRV ${HOST_SHADER_SPIRV} )
-endforeach()
+
+ set( RENDERER_VK_HOST_SHADERS_FLAGS -e main --target-env vulkan1.1)
+
+ if(GPU_DEBUG_INFO)
+ # generate nonsemantic shader debug information with source
+ set( RENDERER_VK_HOST_SHADERS_FLAGS ${RENDERER_VK_HOST_SHADERS_FLAGS} -gVS)
+ else()
+ set( RENDERER_VK_HOST_SHADERS_FLAGS ${RENDERER_VK_HOST_SHADERS_FLAGS} -g0)
+ endif()
+
+ # Compile each vulkan shader into an .spv file
+ foreach( HOST_SHADER_SOURCE ${RENDERER_VK_HOST_SHADERS_SOURCE} )
+ get_filename_component( FILE_NAME ${HOST_SHADER_SOURCE} NAME )
+ set( HOST_SHADER_SPIRV "${PROJECT_BINARY_DIR}/host_shaders/${FILE_NAME}.spv" )
+ add_custom_command(
+ OUTPUT ${HOST_SHADER_SPIRV}
+ COMMAND ${CMAKE_COMMAND} -E make_directory "${PROJECT_BINARY_DIR}/host_shaders/"
+ COMMAND Vulkan::glslangValidator ${RENDERER_VK_HOST_SHADERS_FLAGS} -V "${PROJECT_SOURCE_DIR}/${HOST_SHADER_SOURCE}" -o ${HOST_SHADER_SPIRV}
+ DEPENDS ${HOST_SHADER_SOURCE}
+ )
+ list( APPEND RENDERER_VK_HOST_SHADERS_SPIRV ${HOST_SHADER_SPIRV} )
+ endforeach()
cmrc_add_resource_library(
resources_renderer_vk