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Mir: Add gamma support set/get. Still need one more function to complete the set

This commit is contained in:
Brandon Schaefer 2016-09-21 18:23:59 -07:00
parent a729c4f97a
commit 89c538a4e3
4 changed files with 49 additions and 2 deletions
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4
src/video/mir/SDL_mirsym.h
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@ -115,6 +115,10 @@ SDL_MIR_SYM(MirOutputMode const*,mir_output_get_mode,(MirOutput const* output, s
SDL_MIR_SYM(int,mir_output_mode_get_width,(MirOutputMode const* mode))
SDL_MIR_SYM(int,mir_output_mode_get_height,(MirOutputMode const* mode))
SDL_MIR_SYM(double,mir_output_mode_get_refresh_rate,(MirOutputMode const* mode))
SDL_MIR_SYM(MirOutputGammaSupported,mir_output_is_gamma_supported,(MirOutput const* output))
SDL_MIR_SYM(uint32_t,mir_output_get_gamma_size,(MirOutput const* output))
SDL_MIR_SYM(void,mir_output_get_gamma,(MirOutput const* output, uint16_t* red, uint16_t* green, uint16_t* blue, uint32_t size))
SDL_MIR_SYM(void,mir_output_set_gamma,(MirOutput* output, uint16_t const* red, uint16_t const* green, uint16_t const* blue, uint32_t size))
SDL_MIR_SYM_CONST(char const*,mir_omnidirectional_resize_cursor_name)
SDL_MIR_SYM_CONST(char const*,mir_busy_cursor_name)

4
src/video/mir/SDL_mirvideo.c
View File

@ -179,13 +179,13 @@ MIR_CreateDevice(int device_index)
device->SetWindowMaximumSize = MIR_SetWindowMaximumSize;
device->SetWindowTitle = MIR_SetWindowTitle;
device->SetWindowGrab = MIR_SetWindowGrab;
device->SetWindowGammaRamp = MIR_SetWindowGammaRamp;
device->GetWindowGammaRamp = MIR_GetWindowGammaRamp;
device->CreateWindowFrom = NULL;
device->SetWindowIcon = NULL;
device->RaiseWindow = NULL;
device->SetWindowBordered = NULL;
device->SetWindowGammaRamp = NULL;
device->GetWindowGammaRamp = NULL;
device->OnWindowEnter = NULL;
device->SetWindowPosition = NULL;

38
src/video/mir/SDL_mirwindow.c
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@ -376,7 +376,45 @@ MIR_SetWindowGrab(_THIS, SDL_Window* window, SDL_bool grabbed)
MIR_mir_surface_apply_spec(mir_window->surface, spec);
MIR_mir_surface_spec_release(spec);
}
int
MIR_SetWindowGammaRamp(_THIS, SDL_Window* window, Uint16 const* ramp)
{
MirOutput* output = SDL_GetDisplayForWindow(window)->driverdata;
Uint32 ramp_size = 256;
// FIXME Need to apply the changes to the output, once that public API function is around
if (MIR_mir_output_is_gamma_supported(output) == mir_output_gamma_supported) {
MIR_mir_output_set_gamma(output,
ramp + ramp_size * 0,
ramp + ramp_size * 1,
ramp + ramp_size * 2,
ramp_size);
return 0;
}
return -1;
}
int
MIR_GetWindowGammaRamp(_THIS, SDL_Window* window, Uint16* ramp)
{
MirOutput* output = SDL_GetDisplayForWindow(window)->driverdata;
Uint32 ramp_size = 256;
if (MIR_mir_output_is_gamma_supported(output) == mir_output_gamma_supported) {
if (MIR_mir_output_get_gamma_size(output) == ramp_size) {
MIR_mir_output_get_gamma(output,
ramp + ramp_size * 0,
ramp + ramp_size * 1,
ramp + ramp_size * 2,
ramp_size);
return 0;
}
}
return -1;
}
#endif /* SDL_VIDEO_DRIVER_MIR */

5
src/video/mir/SDL_mirwindow.h
View File

@ -81,6 +81,11 @@ MIR_SetWindowTitle(_THIS, SDL_Window* window);
extern void
MIR_SetWindowGrab(_THIS, SDL_Window* window, SDL_bool grabbed);
extern int
MIR_SetWindowGammaRamp(_THIS, SDL_Window* window, Uint16 const* ramp);
extern int
MIR_GetWindowGammaRamp(_THIS, SDL_Window* window, Uint16* ramp);
#endif /* _SDL_mirwindow_h */