diff options
Diffstat (limited to 'src/gallium/state_trackers/egl/egl_surface.c')
| -rw-r--r-- | src/gallium/state_trackers/egl/egl_surface.c | 443 |
1 files changed, 0 insertions, 443 deletions
diff --git a/src/gallium/state_trackers/egl/egl_surface.c b/src/gallium/state_trackers/egl/egl_surface.c deleted file mode 100644 index d55aa51b82..0000000000 --- a/src/gallium/state_trackers/egl/egl_surface.c +++ /dev/null @@ -1,443 +0,0 @@ - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include "egl_tracker.h" - -#include "egllog.h" - -#include "pipe/p_inlines.h" -#include "pipe/p_screen.h" -#include "pipe/p_context.h" - -#include "state_tracker/drm_api.h" - -#include "util/u_format.h" -#include "util/u_rect.h" - -/* - * Util functions - */ - -static drmModeModeInfoPtr -drm_find_mode(drmModeConnectorPtr connector, _EGLMode *mode) -{ - int i; - drmModeModeInfoPtr m = NULL; - - for (i = 0; i < connector->count_modes; i++) { - m = &connector->modes[i]; - if (m->hdisplay == mode->Width && m->vdisplay == mode->Height && m->vrefresh == mode->RefreshRate) - break; - m = &connector->modes[0]; /* if we can't find one, return first */ - } - - return m; -} - -static struct st_framebuffer * -drm_create_framebuffer(struct pipe_screen *screen, - const __GLcontextModes *visual, - unsigned width, - unsigned height, - void *priv) -{ - enum pipe_format color_format, depth_stencil_format; - boolean d_depth_bits_last; - boolean ds_depth_bits_last; - - d_depth_bits_last = - screen->is_format_supported(screen, PIPE_FORMAT_X8Z24_UNORM, - PIPE_TEXTURE_2D, - PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0); - ds_depth_bits_last = - screen->is_format_supported(screen, PIPE_FORMAT_S8Z24_UNORM, - PIPE_TEXTURE_2D, - PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0); - - if (visual->redBits == 8) { - if (visual->alphaBits == 8) - color_format = PIPE_FORMAT_A8R8G8B8_UNORM; - else - color_format = PIPE_FORMAT_X8R8G8B8_UNORM; - } else { - color_format = PIPE_FORMAT_R5G6B5_UNORM; - } - - switch(visual->depthBits) { - default: - case 0: - depth_stencil_format = PIPE_FORMAT_NONE; - break; - case 16: - depth_stencil_format = PIPE_FORMAT_Z16_UNORM; - break; - case 24: - if (visual->stencilBits == 0) { - depth_stencil_format = (d_depth_bits_last) ? - PIPE_FORMAT_X8Z24_UNORM: - PIPE_FORMAT_Z24X8_UNORM; - } else { - depth_stencil_format = (ds_depth_bits_last) ? - PIPE_FORMAT_S8Z24_UNORM: - PIPE_FORMAT_Z24S8_UNORM; - } - break; - case 32: - depth_stencil_format = PIPE_FORMAT_Z32_UNORM; - break; - } - - return st_create_framebuffer(visual, - color_format, - depth_stencil_format, - depth_stencil_format, - width, - height, - priv); -} - -static void -drm_create_texture(_EGLDisplay *dpy, - struct drm_screen *scrn, - unsigned w, unsigned h) -{ - struct drm_device *dev = lookup_drm_device(dpy); - struct pipe_screen *screen = dev->screen; - struct pipe_surface *surface; - struct pipe_texture *texture; - struct pipe_texture templat; - struct pipe_buffer *buf = NULL; - unsigned pitch = 0; - - memset(&templat, 0, sizeof(templat)); - templat.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET; - templat.tex_usage |= PIPE_TEXTURE_USAGE_PRIMARY; - templat.target = PIPE_TEXTURE_2D; - templat.last_level = 0; - templat.depth0 = 1; - templat.format = PIPE_FORMAT_A8R8G8B8_UNORM; - templat.width0 = w; - templat.height0 = h; - - texture = screen->texture_create(dev->screen, - &templat); - - if (!texture) - goto err_tex; - - surface = screen->get_tex_surface(screen, - texture, - 0, - 0, - 0, - PIPE_BUFFER_USAGE_GPU_WRITE); - - if (!surface) - goto err_surf; - - scrn->tex = texture; - scrn->surface = surface; - scrn->front.width = w; - scrn->front.height = h; - scrn->front.pitch = pitch; - dev->api->local_handle_from_texture(dev->api, screen, texture, - &scrn->front.pitch, &scrn->front.handle); - if (0) - goto err_handle; - - return; - -err_handle: - pipe_surface_reference(&surface, NULL); -err_surf: - pipe_texture_reference(&texture, NULL); -err_tex: - pipe_buffer_reference(&buf, NULL); - return; -} - -/* - * Exported functions - */ - -void -drm_takedown_shown_screen(_EGLDisplay *dpy, struct drm_screen *screen) -{ - struct drm_device *dev = lookup_drm_device(dpy); - - screen->surf = NULL; - - drmModeSetCrtc( - dev->drmFD, - screen->crtcID, - 0, /* FD */ - 0, 0, - NULL, 0, /* List of output ids */ - NULL); - - drmModeRmFB(dev->drmFD, screen->fbID); - drmModeFreeFB(screen->fb); - screen->fb = NULL; - - pipe_surface_reference(&screen->surface, NULL); - pipe_texture_reference(&screen->tex, NULL); - - screen->shown = 0; -} - -/** - * Called by libEGL's eglCreateWindowSurface(). - */ -_EGLSurface * -drm_create_window_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, NativeWindowType window, const EGLint *attrib_list) -{ - return NULL; -} - - -/** - * Called by libEGL's eglCreatePixmapSurface(). - */ -_EGLSurface * -drm_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, NativePixmapType pixmap, const EGLint *attrib_list) -{ - return NULL; -} - - -/** - * Called by libEGL's eglCreatePbufferSurface(). - */ -_EGLSurface * -drm_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, - const EGLint *attrib_list) -{ - struct drm_device *dev = lookup_drm_device(dpy); - int i; - int width = -1; - int height = -1; - struct drm_surface *surf = NULL; - __GLcontextModes *visual; - - for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) { - switch (attrib_list[i]) { - case EGL_WIDTH: - width = attrib_list[++i]; - break; - case EGL_HEIGHT: - height = attrib_list[++i]; - break; - default: - _eglError(EGL_BAD_ATTRIBUTE, "eglCreatePbufferSurface"); - return EGL_NO_SURFACE; - } - } - - if (width < 1 || height < 1) { - _eglError(EGL_BAD_ATTRIBUTE, "eglCreatePbufferSurface"); - return NULL; - } - - surf = (struct drm_surface *) calloc(1, sizeof(struct drm_surface)); - if (!surf) - goto err; - - if (!_eglInitSurface(drv, &surf->base, EGL_PBUFFER_BIT, conf, attrib_list)) - goto err_surf; - - surf->w = width; - surf->h = height; - - visual = drm_visual_from_config(conf); - surf->stfb = drm_create_framebuffer(dev->screen, visual, - width, height, - (void*)surf); - drm_visual_modes_destroy(visual); - - return &surf->base; - -err_surf: - free(surf); -err: - return NULL; -} - -/** - * Called by libEGL's eglCreateScreenSurfaceMESA(). - */ -_EGLSurface * -drm_create_screen_surface_mesa(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *cfg, - const EGLint *attrib_list) -{ - EGLSurface surf = drm_create_pbuffer_surface(drv, dpy, cfg, attrib_list); - - return surf; -} - -/** - * Called by libEGL's eglShowScreenSurfaceMESA(). - */ -EGLBoolean -drm_show_screen_surface_mesa(_EGLDriver *drv, _EGLDisplay *dpy, - _EGLScreen *screen, - _EGLSurface *surface, _EGLMode *mode) -{ - struct drm_device *dev = lookup_drm_device(dpy); - struct drm_surface *surf = lookup_drm_surface(surface); - struct drm_screen *scrn = lookup_drm_screen(screen); - int ret; - unsigned int i, k; - - if (scrn->shown) - drm_takedown_shown_screen(dpy, scrn); - - - drm_create_texture(dpy, scrn, mode->Width, mode->Height); - if (!scrn->tex) - goto err_tex; - - ret = drmModeAddFB(dev->drmFD, - scrn->front.width, scrn->front.height, - 32, 32, scrn->front.pitch, - scrn->front.handle, - &scrn->fbID); - - if (ret) - goto err_bo; - - scrn->fb = drmModeGetFB(dev->drmFD, scrn->fbID); - if (!scrn->fb) - goto err_bo; - - /* find a fitting crtc */ - { - drmModeConnector *con = scrn->connector; - - scrn->mode = drm_find_mode(con, mode); - if (!scrn->mode) - goto err_fb; - - for (k = 0; k < con->count_encoders; k++) { - drmModeEncoder *enc = drmModeGetEncoder(dev->drmFD, con->encoders[k]); - for (i = 0; i < dev->res->count_crtcs; i++) { - if (enc->possible_crtcs & (1<<i)) { - /* save the ID */ - scrn->crtcID = dev->res->crtcs[i]; - - /* skip the rest */ - i = dev->res->count_crtcs; - k = dev->res->count_encoders; - } - } - drmModeFreeEncoder(enc); - } - } - - ret = drmModeSetCrtc(dev->drmFD, - scrn->crtcID, - scrn->fbID, - 0, 0, - &scrn->connectorID, 1, - scrn->mode); - - if (ret) - goto err_crtc; - - - if (scrn->dpms) - drmModeConnectorSetProperty(dev->drmFD, - scrn->connectorID, - scrn->dpms->prop_id, - DRM_MODE_DPMS_ON); - - surf->screen = scrn; - - scrn->surf = surf; - scrn->shown = 1; - - return EGL_TRUE; - -err_crtc: - scrn->crtcID = 0; - -err_fb: - drmModeRmFB(dev->drmFD, scrn->fbID); - drmModeFreeFB(scrn->fb); - scrn->fb = NULL; - -err_bo: - pipe_surface_reference(&scrn->surface, NULL); - pipe_texture_reference(&scrn->tex, NULL); - -err_tex: - return EGL_FALSE; -} - -/** - * Called by libEGL's eglDestroySurface(). - */ -EGLBoolean -drm_destroy_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface) -{ - struct drm_surface *surf = lookup_drm_surface(surface); - if (!_eglIsSurfaceBound(&surf->base)) { - if (surf->screen) - drm_takedown_shown_screen(dpy, surf->screen); - st_unreference_framebuffer(surf->stfb); - free(surf); - } - return EGL_TRUE; -} - -/** - * Called by libEGL's eglSwapBuffers(). - */ -EGLBoolean -drm_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw) -{ - struct drm_device *dev = lookup_drm_device(dpy); - struct drm_surface *surf = lookup_drm_surface(draw); - struct pipe_surface *back_surf; - - if (!surf) - return EGL_FALSE; - - st_get_framebuffer_surface(surf->stfb, ST_SURFACE_BACK_LEFT, &back_surf); - - if (back_surf) { - struct drm_context *ctx = lookup_drm_context(draw->Binding); - - st_notify_swapbuffers(surf->stfb); - - if (ctx && surf->screen) { - if (ctx->pipe->surface_copy) { - ctx->pipe->surface_copy(ctx->pipe, - surf->screen->surface, - 0, 0, - back_surf, - 0, 0, - surf->w, surf->h); - } else { - util_surface_copy(ctx->pipe, FALSE, - surf->screen->surface, - 0, 0, - back_surf, - 0, 0, - surf->w, surf->h); - } - ctx->pipe->flush(ctx->pipe, PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_TEXTURE_CACHE, NULL); - -#ifdef DRM_MODE_FEATURE_DIRTYFB - /* TODO query connector property to see if this is needed */ - drmModeDirtyFB(dev->drmFD, surf->screen->fbID, NULL, 0); -#else - (void)dev; -#endif - - /* TODO more stuff here */ - } - } - - return EGL_TRUE; -} |