Add shader cache version generation

src/common/CMakeLists.txt

@@ -1,45 +1,50 @@
-# Generate cpp with Git revision from template
-# Also if this is a CI build, add the build name (ie: Nightly, Canary) to the scm_rev file as well
-set(REPO_NAME "")
-set(BUILD_VERSION "0")
-if ($ENV{CI})
-  if ($ENV{TRAVIS})
+# Add a custom command to generate a new shader_cache_version hash when any of the following files change
+# NOTE: This is an approximation of what files affect shader generation, its possible something else
+# could affect the result, but much more unlikely than the following files. Keeping a list of files
+# like this allows for much better caching since it doesn't force the user to recompile binary shaders every update
+set(VIDEO_CORE "${CMAKE_SOURCE_DIR}/src/video_core")
+if (DEFINED ENV{CI})
+  if (DEFINED ENV{TRAVIS})
     set(BUILD_REPOSITORY $ENV{TRAVIS_REPO_SLUG})
     set(BUILD_TAG $ENV{TRAVIS_TAG})
-  elseif($ENV{APPVEYOR})
+  elseif(DEFINED ENV{APPVEYOR})
     set(BUILD_REPOSITORY $ENV{APPVEYOR_REPO_NAME})
     set(BUILD_TAG $ENV{APPVEYOR_REPO_TAG_NAME})
-  elseif($ENV{BITRISE_IO})
-    set(BUILD_REPOSITORY "$ENV{BITRISEIO_GIT_REPOSITORY_OWNER}/$ENV{BITRISEIO_GIT_REPOSITORY_SLUG}")
-    set(BUILD_TAG $ENV{BITRISE_GIT_TAG})
-  endif()
-  # regex capture the string nightly or canary into CMAKE_MATCH_1
-  string(REGEX MATCH "citra-emu/citra-?(.*)" OUTVAR ${BUILD_REPOSITORY})
-  if (${CMAKE_MATCH_COUNT} GREATER 0)
-    # capitalize the first letter of each word in the repo name.
-    string(REPLACE "-" ";" REPO_NAME_LIST ${CMAKE_MATCH_1})
-    foreach(WORD ${REPO_NAME_LIST})
-      string(SUBSTRING ${WORD} 0 1 FIRST_LETTER)
-      string(SUBSTRING ${WORD} 1 -1 REMAINDER)
-      string(TOUPPER ${FIRST_LETTER} FIRST_LETTER)
-      set(REPO_NAME "${REPO_NAME}${FIRST_LETTER}${REMAINDER}")
-    endforeach()
-    if (BUILD_TAG)
-      string(REGEX MATCH "${CMAKE_MATCH_1}-([0-9]+)" OUTVAR ${BUILD_TAG})
-      if (${CMAKE_MATCH_COUNT} GREATER 0)
-        set(BUILD_VERSION ${CMAKE_MATCH_1})
-      endif()
-      if (BUILD_VERSION)
-        # This leaves a trailing space on the last word, but we actually want that
-        # because of how it's styled in the title bar.
-        set(BUILD_FULLNAME "${REPO_NAME} ${BUILD_VERSION} ")
-      else()
-        set(BUILD_FULLNAME "")
-      endif()
-    endif()
   endif()
 endif()
-configure_file("${CMAKE_CURRENT_SOURCE_DIR}/scm_rev.cpp.in" "${CMAKE_CURRENT_SOURCE_DIR}/scm_rev.cpp" @ONLY)
+add_custom_command(OUTPUT scm_rev.cpp
+    COMMAND ${CMAKE_COMMAND}
+      -DSRC_DIR="${CMAKE_SOURCE_DIR}"
+      -DBUILD_REPOSITORY="${BUILD_REPOSITORY}"
+      -DBUILD_TAG="${BUILD_TAG}"
+      -P "${CMAKE_SOURCE_DIR}/CMakeModules/GenerateSCMRev.cmake"
+    DEPENDS
+      # WARNING! It was too much work to try and make a common location for this list,
+      # so if you need to change it, please update CMakeModules/GenerateSCMRev.cmake as well
+      "${VIDEO_CORE}/renderer_opengl/gl_shader_decompiler.cpp"
+      "${VIDEO_CORE}/renderer_opengl/gl_shader_decompiler.h"
+      "${VIDEO_CORE}/renderer_opengl/gl_shader_disk_cache.cpp"
+      "${VIDEO_CORE}/renderer_opengl/gl_shader_disk_cache.h"
+      "${VIDEO_CORE}/renderer_opengl/gl_shader_gen.cpp"
+      "${VIDEO_CORE}/renderer_opengl/gl_shader_gen.h"
+      "${VIDEO_CORE}/shader/shader.cpp"
+      "${VIDEO_CORE}/shader/shader.h"
+      "${VIDEO_CORE}/pica.cpp"
+      "${VIDEO_CORE}/pica.h"
+      "${VIDEO_CORE}/regs_framebuffer.h"
+      "${VIDEO_CORE}/regs_lighting.h"
+      "${VIDEO_CORE}/regs_pipeline.h"
+      "${VIDEO_CORE}/regs_rasterizer.h"
+      "${VIDEO_CORE}/regs_shader.h"
+      "${VIDEO_CORE}/regs_texturing.h"
+      "${VIDEO_CORE}/regs.cpp"
+      "${VIDEO_CORE}/regs.h"
+      # and also check that the scm_rev files haven't changed
+      "${CMAKE_CURRENT_SOURCE_DIR}/scm_rev.cpp.in"
+      "${CMAKE_CURRENT_SOURCE_DIR}/scm_rev.h"
+      # technically we should regenerate if the git version changed, but its not worth the effort imo
+      "${CMAKE_SOURCE_DIR}/CMakeModules/GenerateSCMRev.cmake"
+)
 
 add_library(common STATIC
     alignment.h
@@ -94,6 +99,8 @@ add_library(common STATIC
     timer.h
     vector_math.h
     web_result.h
+    zstd_compression.cpp
+    zstd_compression.h
 )
 
 if(ARCHITECTURE_x86_64)
@@ -110,6 +117,7 @@ endif()
 create_target_directory_groups(common)
 
 target_link_libraries(common PUBLIC fmt microprofile)
+target_link_libraries(common PRIVATE libzstd_static)
 if (ARCHITECTURE_x86_64)
     target_link_libraries(common PRIVATE xbyak)
 endif()

src/common/scm_rev.cpp.in

@@ -11,6 +11,7 @@
 #define BUILD_DATE   "@BUILD_DATE@"
 #define BUILD_VERSION "@BUILD_VERSION@"
 #define BUILD_FULLNAME "@BUILD_FULLNAME@"
+#define SHADER_CACHE_VERSION "@SHADER_CACHE_VERSION@"
 
 namespace Common {
 
@@ -21,6 +22,7 @@ const char g_build_name[]   = BUILD_NAME;
 const char g_build_date[]   = BUILD_DATE;
 const char g_build_fullname[] = BUILD_FULLNAME;
 const char g_build_version[]  = BUILD_VERSION;
+const char g_shader_cache_version[] = SHADER_CACHE_VERSION;
 
 } // namespace
 

src/common/scm_rev.h

@@ -13,5 +13,6 @@ extern const char g_build_name[];
 extern const char g_build_date[];
 extern const char g_build_fullname[];
 extern const char g_build_version[];
+extern const char g_shader_cache_version[];
 
 } // namespace Common