cmake_minimum_required(VERSION 3.13)


###############################################
# Video/CMakeLists.txt


option(VIDEO_OPTIMISTIC_A1W8 "optimize a1w8_rgb mode for moderate color usage. makes 1280x768 work. otherwise not recommended." OFF)
option(VIDEO_SUPPORT_200x150_A1W8 "support int8 bitmap width in a1w8 renderer. slightly slower than otherwise." ON)
option(VIDEO_SUPPORT_400x300_A1W8 "support int16 bitmap width in a1w8 renderer. slightly slower than otherwise." ON)

set(VIDEO_MAX_SYSCLOCK_MHz "290" CACHE STRING "maximum system clock set by VideoBackend.start()")
set(VIDEO_MAX_SCANLINE_BUFFERS "16" CACHE STRING "max. number of prepared scanlines (2^N)")
set(VIDEO_INTERP0_MODE "5"  CACHE STRING "configure interp0: -1=any, 0…3: 1,2,4,8 bit/pixel, 5: 2 bit/2px (default)")
set(VIDEO_INTERP1_MODE "-1" CACHE STRING "configure interp1: -1=any (default), 0…3: 1,2,4,8 bit/pixel, 5: 2 bit/2px")

set_property(CACHE VIDEO_MAX_SCANLINE_BUFFERS PROPERTY STRINGS "2" "4" "8" "16" "32")
set_property(CACHE VIDEO_INTERP1_MODE PROPERTY STRINGS "-1" 0 1 2 3 5)
set_property(CACHE VIDEO_INTERP1_MODE PROPERTY STRINGS "-1" 0 1 2 3 5)


set(video_sources)
set(video_headers)
set(video_defines)
set(video_libraries)


if(${MAKE_TOOLS})
else()
endif()


add_library(kilipili_video STATIC  
	${video_sources}  
	VgaMode.h
	video_options.h
	Shape.h
	Frames.h
	Interp.h  
	scanline.pio
	timing.pio
	AnimatedSprite.h
	Sprite.cpp      	Sprite.h
	FrameBuffer.h   	FrameBuffer.cpp
	MousePointer.h  	MousePointer.cpp
	VideoPlane.h    	VideoPlane.cpp
	VideoController.h	VideoController.cpp
	ScanlineBuffer.h 	ScanlineBuffer.cpp
	VideoBackend.h  	VideoBackend.cpp
	HamImageInfo.h  	HamImageInfo.cpp
	Passepartout.h  	Passepartout.cpp
	VerticalLayout.h	VerticalLayout.cpp
	HorizontalLayout.h	HorizontalLayout.cpp
	ScanlineRenderer.h	ScanlineRenderer.cpp
	MultiSpritesPlane.h	MultiSpritesPlane.cpp
	SingleSpritePlane.h	SingleSpritePlane.cpp
	UniColorBackdrop.h 	UniColorBackdrop.cpp  
	HamImageVideoPlane.h HamImageVideoPlane.cpp
	video.h
)

target_compile_definitions(kilipili_video PUBLIC  
	${video_defines}  
	VIDEO_OPTIMISTIC_A1W8=${VIDEO_OPTIMISTIC_A1W8}
	VIDEO_SUPPORT_200x150_A1W8=${VIDEO_SUPPORT_200x150_A1W8}
	VIDEO_SUPPORT_400x300_A1W8=${VIDEO_SUPPORT_400x300_A1W8}
	VIDEO_MAX_SYSCLOCK_MHz=${VIDEO_MAX_SYSCLOCK_MHz}
	VIDEO_MAX_SCANLINE_BUFFERS=${VIDEO_MAX_SCANLINE_BUFFERS}
	VIDEO_INTERP0_MODE=${VIDEO_INTERP0_MODE}
	VIDEO_INTERP1_MODE=${VIDEO_INTERP1_MODE}
)

target_include_directories(kilipili_video PUBLIC  
	${video_includes} 
	${CMAKE_CURRENT_LIST_DIR}
)

target_link_libraries(kilipili_video PUBLIC  
	${video_libraries}
	kilipili_common
	kilipili_graphics
	pico_stdlib
	hardware_pio
	hardware_dma
	pico_multicore
	hardware_interp
	hardware_exception
)

pico_generate_pio_header(kilipili_video ${CMAKE_CURRENT_LIST_DIR}/timing.pio)
pico_generate_pio_header(kilipili_video ${CMAKE_CURRENT_LIST_DIR}/scanline.pio)