cmake: install in the fxSDK sysroot

CMakeLists.txt

@@ -1,8 +1,8 @@
 # Build system for the libimg library for gint
 
-cmake_minimum_required(VERSION 3.16)
-project(libimg VERSION 2.2.1 LANGUAGES C)
-find_package(Gint 2.2.1 REQUIRED)
+cmake_minimum_required(VERSION 3.15)
+project(libimg VERSION 2.4.0 LANGUAGES C)
+find_package(Gint 2.4.0 REQUIRED)
 
 configure_file(libimg.h libimg.h)
 
@@ -25,8 +25,8 @@ target_include_directories(${NAME} PUBLIC "${CMAKE_CURRENT_BINARY_DIR}")
 target_link_libraries(${NAME} Gint::Gint)
 
 install(TARGETS ${NAME}
-  DESTINATION "${FXSDK_COMPILER_INSTALL}")
+  DESTINATION "${FXSDK_LIB}")
 install(FILES "${CMAKE_CURRENT_BINARY_DIR}/libimg.h"
-  DESTINATION "${FXSDK_COMPILER_INSTALL}/include")
+  DESTINATION "${FXSDK_INCLUDE}")
 install(FILES cmake/FindLibImg.cmake
   DESTINATION "${FXSDK_CMAKE_MODULE_PATH}")

cmake/FindLibImg.cmake

@@ -1,7 +1,9 @@
 include(FindSimpleLibrary)
 include(FindPackageHandleStandardArgs)
 
-find_simple_library("libimg-${FXSDK_PLATFORM}.a" include/libimg.h
+find_package(Gint 2.2.1 REQUIRED)
+
+find_simple_library("libimg-${FXSDK_PLATFORM}.a" libimg.h
   "IMG_VERSION" PATH_VAR IMG_PATH VERSION_VAR IMG_VERSION)
 
 find_package_handle_standard_args(LibImg
@@ -12,5 +14,6 @@ if(LibImg_FOUND)
   add_library(LibImg::LibImg UNKNOWN IMPORTED)
   set_target_properties(LibImg::LibImg PROPERTIES
     IMPORTED_LOCATION "${IMG_PATH}"
-    INTERFACE_LINK_OPTIONS -limg-${FXSDK_PLATFORM})
+    INTERFACE_LINK_OPTIONS -limg-${FXSDK_PLATFORM}
+    INTERFACE_LINK_LIBRARIES Gint::Gint)
 endif()

src/render.c

@@ -77,7 +77,7 @@ void img_render_vram_gray(img_t img, int x, int y)
 	for(int dy = 0; dy < img.height; dy++, px += img.stride)
 	for(int dx = 0; dx < img.width; dx++)
 	{
-		gpixel(x+dx, y+dy, px[dx]);
+		dpixel(x+dx, y+dy, px[dx]);
 	}
 }
 #endif /* FX9860G */