[KMS/DRM] Fix vkQuake3 in OpenGL mode.

This commit is contained in:
Manuel Alfayate Corchete 2021-01-08 22:00:28 +01:00
parent 8746788fea
commit 2aeb317743
3 changed files with 35 additions and 14 deletions

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@ -91,11 +91,6 @@ KMSDRM_GLES_SwapWindow(_THIS, SDL_Window * window) {
KMSDRM_FBInfo *fb_info;
int ret, timeout;
/* Recreate the GBM / EGL surfaces if the display mode has changed */
if (windata->egl_surface_dirty) {
KMSDRM_CreateSurfaces(_this, window);
}
/* Wait for confirmation that the next front buffer has been flipped, at which
point the previous front buffer can be released */
timeout = 0;
@ -135,6 +130,21 @@ KMSDRM_GLES_SwapWindow(_THIS, SDL_Window * window) {
return 0;
}
/* Do we have a modeset pending? If so, configure the new mode on the CRTC.
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) {
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");
}
return 0;
}
/* Issue pageflip on the next front buffer.
The pageflip will be done during the next vblank. */
ret = KMSDRM_drmModePageFlip(viddata->drm_fd, dispdata->crtc->crtc_id,

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@ -49,9 +49,7 @@
#include <poll.h>
#ifdef __OpenBSD__
eeefine KMSDRM_DRI_PATH "/dev/"
ce
#define KMSDRM_DRI_PATH "/dev/"
#define KMSDRM_DRI_DEVFMT "%sdrm%d"
#define KMSDRM_DRI_DEVNAME "drm"
#define KMSDRM_DRI_DEVNAMESIZE 3
@ -889,27 +887,39 @@ KMSDRM_GetDisplayModes(_THIS, SDL_VideoDisplay * display)
int
KMSDRM_SetDisplayMode(_THIS, SDL_VideoDisplay * display, SDL_DisplayMode * mode)
{
/* Set the dispdata->mode to the new mode and leave actual modesetting
pending to be done on SwapWindow() via drmModeSetCrtc() */
SDL_VideoData *viddata = (SDL_VideoData *)_this->driverdata;
SDL_DisplayData *dispdata = (SDL_DisplayData *)display->driverdata;
SDL_DisplayModeData *modedata = (SDL_DisplayModeData *)mode->driverdata;
drmModeConnector *conn = dispdata->connector;
int i;
/* Don't do anything if we are in Vulkan mode. */
if (viddata->vulkan_mode) {
return 0;
}
if (!modedata) {
return SDL_SetError("Mode doesn't have an associated index");
}
/* Take note of the new mode to be set. */
dispdata->mode = conn->modes[modedata->mode_index];
/* Take note that we have to change mode in SwapWindow(). We have to do it there
because we need a buffer of the new size so the drmModeSetCrtc() call succeeds. */
dispdata->modeset_pending = SDL_TRUE;
for (i = 0; i < viddata->num_windows; i++) {
SDL_Window *window = viddata->windows[i];
SDL_WindowData *windata = (SDL_WindowData *)window->driverdata;
/* Can't recreate EGL surfaces right now, need to wait until SwapWindow
so the correct thread-local surface and context state are available */
windata->egl_surface_dirty = 1;
if (KMSDRM_CreateSurfaces(_this, window)) {
return -1;
}
/* Tell app about the resize */
/* Tell app about the window resize */
SDL_SendWindowEvent(window, SDL_WINDOWEVENT_RESIZED, mode->w, mode->h);
}
@ -1102,6 +1112,7 @@ KMSDRM_CreateWindow(_THIS, SDL_Window * window)
/* LEGACY-only hardware, so never use drmModeSetPlane(). */
/***************************************************************************/
#if 1
ret = KMSDRM_drmModeSetCrtc(viddata->drm_fd, dispdata->crtc->crtc_id,
/*fb_info->fb_id*/ -1, 0, 0, &dispdata->connector->connector_id, 1,
&dispdata->mode);
@ -1110,6 +1121,7 @@ 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

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@ -94,7 +94,6 @@ typedef struct SDL_WindowData
SDL_bool waiting_for_flip;
SDL_bool double_buffer;
int egl_surface_dirty;
EGLSurface egl_surface;
/* For scaling and AR correction. */