this repo has no description
Improved Raspberry Pi detection and added more flexibility to that GLES 1 workaround.
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CMakeLists.txt
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CMakeLists.txt
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set(SDL_gpu_DEFAULT_BUILD_SHARED OFF)
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set(SDL_gpu_DEFAULT_BUILD_STATIC ON)
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elseif(APPLE)
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message(" Using Apple defaults.")
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set(SDL_gpu_DEFAULT_BUILD_SHARED ON)
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option(SDL_gpu_BUILD_FRAMEWORK "Build SDL_gpu as Apple framework" ON)
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set(SDL_gpu_DEFAULT_BUILD_STATIC ON)
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elseif(ANDROID)
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message(" Using Android defaults.")
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set(SDL_gpu_INSTALL_BY_DEFAULT OFF)
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set(SDL_gpu_DEFAULT_BUILD_DEMOS OFF)
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set(SDL_gpu_DEFAULT_DISABLE_OPENGL ON)
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set(SDL_gpu_DEFAULT_BUILD_SHARED ON)
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set(SDL_gpu_DEFAULT_BUILD_STATIC OFF)
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elseif(WIN32)
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message(" Using Windows defaults.")
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set(SDL_gpu_INSTALL_BY_DEFAULT OFF)
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elseif(("${CMAKE_SYSTEM}" MATCHES "Linux") AND ("${CMAKE_SYSTEM_PROCESSOR}" MATCHES "arm"))
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# Assuming Raspberry Pi 2 for now.
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# There is a bug with the shipping GLES v1 library where 3 of the symbols are misnamed.
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# If you have an arm/ES device without this problem, don't enable this macro.
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# TODO: Need way to identify Raspberry Pi/Broadcom
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add_definitions(-DSDL_GPU_USE_BROADCOM_RASPBERRYPI_WORKAROUND)
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message(" Using Linux ARM defaults.")
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# Check specifically for Raspberry Pi (somewhat hacky).
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if(NOT SKIP_BCM_HOST_H_CHECK AND EXISTS /opt/vc/include/bcm_host.h)
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message("Defining ADD_MISSING_OES_FUNCTIONS")
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# There is a bug with the GLES v1 library shipping with the Raspberry Pi 2 where 3 of the symbols are misnamed.
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# If you have an arm/ES device without this problem, don't enable this macro.
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add_definitions(-DADD_MISSING_OES_FUNCTIONS)
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endif()
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set(SDL_gpu_DEFAULT_BUILD_DEMOS OFF)
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set(SDL_gpu_DEFAULT_DISABLE_OPENGL ON)
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set(SDL_gpu_DEFAULT_DISABLE_GLES OFF)
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elseif(EMSCRIPTEN)
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message(" Using Emscripten defaults.")
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set(SDL_gpu_INSTALL_BY_DEFAULT OFF)
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set(SDL_gpu_DEFAULT_BUILD_DEMOS OFF)
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set(SDL_gpu_DEFAULT_DISABLE_OPENGL ON)
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set(SDL_gpu_DEFAULT_DISABLE_GLES OFF)
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set(SDL_gpu_DEFAULT_BUILD_SHARED OFF)
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else()
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message(" Using generic defaults.")
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endif()
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include/SDL_gpu_GLES_1.h
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include/SDL_gpu_GLES_1.h
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symbols in library are missing the OES suffix,
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even though the headers seem to be named right.
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*/
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#ifdef SDL_GPU_USE_BROADCOM_RASPBERRYPI_WORKAROUND
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#ifdef ADD_MISSING_OES_FUNCTIONS
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extern void glBlendEquation(GLenum mode);
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extern void glBlendEquationSeparate(GLenum modeRGB, GLenum modeAlpha);
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extern void glBlendFuncSeparate(GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha);