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[KMS/DRM] Cleanup remainings from plane/scaling usage.

This commit is contained in:
Manuel Alfayate Corchete 2021-01-09 02:25:13 +01:00
parent 8636bc06de
commit 850d9c8c0d
3 changed files with 17 additions and 67 deletions
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15
src/video/kmsdrm/SDL_kmsdrmopengles.c
View File

@ -134,14 +134,25 @@ KMSDRM_GLES_SwapWindow(_THIS, SDL_Window * window) {
Has to be done before the upcoming pageflip issue, so the buffer with the
new size is big enough so the CRTC doesn't read out of bounds. */
if (dispdata->modeset_pending) {
/***************************************************************************/
/* This is fundamental. */
/* We can't display an fb smaller than the resolution currently configured */
/* on the CRTC, because the CRTC would be scanning out of bounds, and */
/* drmModeSetCrtc() would fail. */
/* A possible solution would be scaling on the primary plane with */
/* drmModeSetPlane(), but primary plane scaling is not supported in most */
/* LEGACY-only hardware, so never use drmModeSetPlane(). */
/***************************************************************************/
ret = KMSDRM_drmModeSetCrtc(viddata->drm_fd,
dispdata->crtc->crtc_id, fb_info->fb_id, 0, 0,
&dispdata->connector->connector_id, 1, &dispdata->mode);
if (ret) {
SDL_LogError(SDL_LOG_CATEGORY_VIDEO, "Could not set videomode on CRTC");
}
SDL_LogError(SDL_LOG_CATEGORY_VIDEO, "Could not set videomode on CRTC.");
}
return 0;
}

62
src/video/kmsdrm/SDL_kmsdrmvideo.c
View File

@ -1001,7 +1001,6 @@ KMSDRM_CreateWindow(_THIS, SDL_Window * window)
SDL_bool is_vulkan = window->flags & SDL_WINDOW_VULKAN; /* Is this a VK window? */
SDL_bool vulkan_mode = viddata->vulkan_mode; /* Do we have any Vulkan windows? */
NativeDisplayType egl_display;
float ratio;
int ret = 0;
if ( !(dispdata->gbm_init) && !is_vulkan && !vulkan_mode ) {
@ -1068,26 +1067,6 @@ KMSDRM_CreateWindow(_THIS, SDL_Window * window)
goto cleanup;
}
if (((window->flags & SDL_WINDOW_FULLSCREEN_DESKTOP) == SDL_WINDOW_FULLSCREEN_DESKTOP)
|| ((window->flags & SDL_WINDOW_FULLSCREEN) == SDL_WINDOW_FULLSCREEN))
{
windata->src_w = dispdata->mode.hdisplay;
windata->src_h = dispdata->mode.vdisplay;
windata->output_w = dispdata->mode.hdisplay;
windata->output_h = dispdata->mode.vdisplay;
windata->output_x = 0;
} else {
/* Normal non-fullscreen windows are scaled to the in-use video mode
using a PLANE connected to the CRTC, so get input size,
output (CRTC) size, and position. */
ratio = (float)window->w / (float)window->h;
windata->src_w = window->w;
windata->src_h = window->h;
windata->output_w = dispdata->mode.vdisplay * ratio;
windata->output_h = dispdata->mode.vdisplay;
windata->output_x = (dispdata->mode.hdisplay - windata->output_w) / 2;
}
/* Don't force fullscreen on all windows: it confuses programs that try
to set a window fullscreen after creating it as non-fullscreen (sm64ex) */
// window->flags |= SDL_WINDOW_FULLSCREEN;
@ -1102,17 +1081,9 @@ KMSDRM_CreateWindow(_THIS, SDL_Window * window)
goto cleanup;
}
/***************************************************************************/
/* This is fundamental. */
/* We can't display an fb smaller than the resolution currently configured */
/* on the CRTC, because the CRTC would be scanning out of bounds, and */
/* drmModeSetCrtc() would fail. */
/* A possible solution would be scaling on the primary plane with */
/* drmModeSetPlane(), but primary plane scaling is not supported in most */
/* LEGACY-only hardware, so never use drmModeSetPlane(). */
/***************************************************************************/
#if 1
/* Configure the current video mode on the CRTC, without changing the buffer
it's pointing to (well, that the primary plane connected to the CRTC is
pointing to). */
ret = KMSDRM_drmModeSetCrtc(viddata->drm_fd, dispdata->crtc->crtc_id,
/*fb_info->fb_id*/ -1, 0, 0, &dispdata->connector->connector_id, 1,
&dispdata->mode);
@ -1121,7 +1092,6 @@ KMSDRM_CreateWindow(_THIS, SDL_Window * window)
SDL_LogError(SDL_LOG_CATEGORY_VIDEO, "Could not set CRTC");
goto cleanup;
}
#endif
}
/* Add window to the internal list of tracked windows. Note, while it may
@ -1167,36 +1137,12 @@ cleanup:
}
/*****************************************************************************/
/* Reconfigure the window scaling parameters and re-construct it's surfaces, */
/* without destroying the window itself. */
/* Re-create a window surfaces without destroying the window itself. */
/* To be used by SetWindowSize() and SetWindowFullscreen(). */
/*****************************************************************************/
static int
KMSDRM_ReconfigureWindow( _THIS, SDL_Window * window) {
SDL_WindowData *windata = window->driverdata;
SDL_DisplayData *dispdata = (SDL_DisplayData *) SDL_GetDisplayForWindow(window)->driverdata;
SDL_bool is_vulkan = window->flags & SDL_WINDOW_VULKAN; /* Is this a VK window? */
float ratio;
if (((window->flags & SDL_WINDOW_FULLSCREEN_DESKTOP) == SDL_WINDOW_FULLSCREEN_DESKTOP) ||
((window->flags & SDL_WINDOW_FULLSCREEN) == SDL_WINDOW_FULLSCREEN)) {
windata->src_w = dispdata->mode.hdisplay;
windata->src_h = dispdata->mode.vdisplay;
windata->output_w = dispdata->mode.hdisplay;
windata->output_h = dispdata->mode.vdisplay;
windata->output_x = 0;
} else {
/* Normal non-fullscreen windows are scaled using the CRTC,
so get output (CRTC) size and position, for AR correction. */
ratio = (float)window->w / (float)window->h;
windata->src_w = window->w;
windata->src_h = window->h;
windata->output_w = dispdata->mode.vdisplay * ratio;
windata->output_h = dispdata->mode.vdisplay;
windata->output_x = (dispdata->mode.hdisplay - windata->output_w) / 2;
}
if (!is_vulkan) {
if (KMSDRM_CreateSurfaces(_this, window)) {

7
src/video/kmsdrm/SDL_kmsdrmvideo.h
View File

@ -96,13 +96,6 @@ typedef struct SDL_WindowData
EGLSurface egl_surface;
/* For scaling and AR correction. */
int32_t src_w;
int32_t src_h;
int32_t output_w;
int32_t output_h;
int32_t output_x;
} SDL_WindowData;
typedef struct KMSDRM_FBInfo