messing about with making the color addon use integer math

Author: kdschlosser

ext_mod/lvgl_addons/src/color_addons.c

@@ -33,7 +33,7 @@ void lv_conical_gradient(uint8_t *buf, uint16_t radius, const lv_grad_dsc_t *gra
     dsc.stops_count = grad->stops_count;
 
     lv_grad_t * gradient = lv_gradient_get(&dsc, circumference, 1);
-    uint32_t grad_size = (uint32_t)gradient->size;
+    uint32_t grad_size = (uint32_t)gradient->size * 1000;
 
     int64_t twst = twist * 1000;
 
@@ -66,7 +66,7 @@ void lv_conical_gradient(uint8_t *buf, uint16_t radius, const lv_grad_dsc_t *gra
             t = floormod(t, TWO_PI);
             t *= INV_TWO_PI;
 
-            step = (uint32_t)(t * grad_size) / 1000;
+            step = (uint32_t)((t * grad_size) / 1000);
 
             color = gradient->color_map[step];
             opa = gradient->opa_map[step];

micropython.cmake

@@ -25,7 +25,7 @@ file(GLOB_RECURSE LVGL_HEADERS ${CMAKE_CURRENT_LIST_DIR}/lib/lvgl/src/*.h ${CMAK
 if(${SECOND_BUILD_ENV} EQUAL "0")
     execute_process(
         COMMAND
-            ${Python3_EXECUTABLE} ${CMAKE_CURRENT_LIST_DIR}/gen/$ENV{GEN_SCRIPT}_api_gen_mpy.py ${LV_CFLAGS} --output=${CMAKE_BINARY_DIR}/lv_mp.c --include=${CMAKE_CURRENT_LIST_DIR} --include=${CMAKE_CURRENT_LIST_DIR}/include --include=${CMAKE_CURRENT_LIST_DIR}/lvgl --board=$ENV{LV_PORT} --module_name=lvgl --module_prefix=lv --metadata=${CMAKE_BINARY_DIR}/lv_mp.c.json --header_file=${LVGL_HEADER}
+            ${Python3_EXECUTABLE} ${CMAKE_CURRENT_LIST_DIR}/gen/$ENV{GEN_SCRIPT}_api_gen_mpy.py ${LV_CFLAGS} --output=${CMAKE_BINARY_DIR}/lv_mp.c --include=${CMAKE_CURRENT_LIST_DIR} --include=${CMAKE_CURRENT_LIST_DIR}/include --include=${CMAKE_CURRENT_LIST_DIR}/lib/lvgl --board=$ENV{LV_PORT} --module_name=lvgl --module_prefix=lv --metadata=${CMAKE_BINARY_DIR}/lv_mp.c.json --header_file=${LVGL_HEADER}
         WORKING_DIRECTORY
             ${CMAKE_CURRENT_LIST_DIR}
 
@@ -54,6 +54,7 @@ set(LVGL_MPY_INCLUDES
     ${CMAKE_CURRENT_LIST_DIR}/lib/micropython
     ${CMAKE_CURRENT_LIST_DIR}
     ${CMAKE_CURRENT_LIST_DIR}/include
+    ${CMAKE_CURRENT_LIST_DIR}/lib/lvgl
 )
 
 add_library(usermod_lvgl INTERFACE)