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Remove support for SDL2 2.0.5 and earlier

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Cacodemon345 2021-05-02 15:59:38 +06:00 committed by GitHub
parent f676cd81d2
commit e4ada10e78
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 29 additions and 44 deletions
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13
src/CMakeLists.txt
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@ -179,6 +179,19 @@ else()
if( NOT APPLE OR NOT OSX_COCOA_BACKEND )
find_package( SDL2 REQUIRED CONFIG )
include_directories( "${SDL2_INCLUDE_DIRS}" )
set(CMAKE_REQUIRED_INCLUDES "${CMAKE_REQUIRED_INCLUDES}" "${SDL2_INCLUDE_DIRS}")
CHECK_CXX_SOURCE_COMPILES("#include <SDL_version.h>
int main()
{
#if !SDL_VERSION_ATLEAST(2, 0, 6)
#error \"Only SDL 2.0.6 or later is supported.\"
#endif
return 0;
}" SDL2_MIN_VERSION )
if (NOT SDL2_MIN_VERSION)
message(SEND_ERROR "Only SDL 2.0.6 or later is supported.")
endif()
set( ZDOOM_LIBS ${ZDOOM_LIBS} "${SDL2_LIBRARIES}" )
endif()

60
src/common/platform/posix/sdl/sdlglvideo.cpp
View file

@ -61,12 +61,9 @@
// MACROS ------------------------------------------------------------------
// Requires SDL 2.0.6 or newer
//#define SDL2_STATIC_LIBRARY
#if defined SDL2_STATIC_LIBRARY && defined HAVE_VULKAN
#if defined HAVE_VULKAN
#include <SDL_vulkan.h>
#endif // SDL2_STATIC_LIBRARY && HAVE_VULKAN
#endif // HAVE_VULKAN
// TYPES -------------------------------------------------------------------
@ -118,30 +115,7 @@ CCMD(vid_list_sdl_render_drivers)
namespace Priv
{
#ifdef SDL2_STATIC_LIBRARY
#define SDL2_OPTIONAL_FUNCTION(RESULT, NAME, ...) \
RESULT(*NAME)(__VA_ARGS__) = SDL_ ## NAME
#else // !SDL2_STATIC_LIBRARY
FModule library("SDL2");
#define SDL2_OPTIONAL_FUNCTION(RESULT, NAME, ...) \
static TOptProc<library, RESULT(*)(__VA_ARGS__)> NAME("SDL_" #NAME)
#endif // SDL2_STATIC_LIBRARY
SDL2_OPTIONAL_FUNCTION(int, GetWindowBordersSize, SDL_Window *window, int *top, int *left, int *bottom, int *right);
#ifdef HAVE_VULKAN
SDL2_OPTIONAL_FUNCTION(void, Vulkan_GetDrawableSize, SDL_Window *window, int *width, int *height);
SDL2_OPTIONAL_FUNCTION(SDL_bool, Vulkan_GetInstanceExtensions, SDL_Window *window, unsigned int *count, const char **names);
SDL2_OPTIONAL_FUNCTION(SDL_bool, Vulkan_CreateSurface, SDL_Window *window, VkInstance instance, VkSurfaceKHR *surface);
#endif
#undef SDL2_OPTIONAL_FUNCTION
static const uint32_t VulkanWindowFlag = 0x1000'0000;
static const uint32_t VulkanWindowFlag = SDL_WINDOW_VULKAN;
SDL_Window *window;
bool vulkanEnabled;
@ -240,22 +214,21 @@ void I_GetVulkanDrawableSize(int *width, int *height)
{
assert(Priv::vulkanEnabled);
assert(Priv::window != nullptr);
assert(Priv::Vulkan_GetDrawableSize);
Priv::Vulkan_GetDrawableSize(Priv::window, width, height);
SDL_Vulkan_GetDrawableSize(Priv::window, width, height);
}
bool I_GetVulkanPlatformExtensions(unsigned int *count, const char **names)
{
assert(Priv::vulkanEnabled);
assert(Priv::window != nullptr);
return Priv::Vulkan_GetInstanceExtensions(Priv::window, count, names) == SDL_TRUE;
return SDL_Vulkan_GetInstanceExtensions(Priv::window, count, names) == SDL_TRUE;
}
bool I_CreateVulkanSurface(VkInstance instance, VkSurfaceKHR *surface)
{
assert(Priv::vulkanEnabled);
assert(Priv::window != nullptr);
return Priv::Vulkan_CreateSurface(Priv::window, instance, surface) == SDL_TRUE;
return SDL_Vulkan_CreateSurface(Priv::window, instance, surface) == SDL_TRUE;
}
#endif
@ -419,20 +392,19 @@ SDLVideo::SDLVideo ()
return;
}
#ifndef SDL2_STATIC_LIBRARY
// Load optional SDL functions
if (!Priv::library.IsLoaded())
// Fail gracefully if we somehow reach here after linking against a SDL2 library older than 2.0.6.
SDL_version sdlver;
SDL_GetVersion(&sdlver);
if (!(sdlver.patch >= 6))
{
Priv::library.Load({ "libSDL2-2.0.so.0", "libSDL2-2.0.so", "libSDL2.so" });
I_FatalError("Only SDL 2.0.6 or later is supported.");
}
#endif // !SDL2_STATIC_LIBRARY
#ifdef HAVE_SOFTPOLY
Priv::softpolyEnabled = vid_preferbackend == 2;
#endif
#ifdef HAVE_VULKAN
Priv::vulkanEnabled = vid_preferbackend == 1
&& Priv::Vulkan_GetDrawableSize && Priv::Vulkan_GetInstanceExtensions && Priv::Vulkan_CreateSurface;
Priv::vulkanEnabled = vid_preferbackend == 1;
if (Priv::vulkanEnabled)
{
@ -539,7 +511,7 @@ int SystemBaseFrameBuffer::GetClientWidth()
#ifdef HAVE_VULKAN
assert(Priv::vulkanEnabled);
Priv::Vulkan_GetDrawableSize(Priv::window, &width, nullptr);
SDL_Vulkan_GetDrawableSize(Priv::window, &width, nullptr);
#endif
return width;
@ -562,7 +534,7 @@ int SystemBaseFrameBuffer::GetClientHeight()
#ifdef HAVE_VULKAN
assert(Priv::vulkanEnabled);
Priv::Vulkan_GetDrawableSize(Priv::window, nullptr, &height);
SDL_Vulkan_GetDrawableSize(Priv::window, nullptr, &height);
#endif
return height;
@ -745,10 +717,10 @@ void ProcessSDLWindowEvent(const SDL_WindowEvent &event)
break;
case SDL_WINDOWEVENT_MOVED:
if (!vid_fullscreen && Priv::GetWindowBordersSize)
if (!vid_fullscreen)
{
int top = 0, left = 0;
Priv::GetWindowBordersSize(Priv::window, &top, &left, nullptr, nullptr);
SDL_GetWindowBordersSize(Priv::window, &top, &left, nullptr, nullptr);
win_x = event.data1-left;
win_y = event.data2-top;
}