diff options
Diffstat (limited to 'src/gallium/state_trackers/egl/android/native_android.cpp')
| -rw-r--r-- | src/gallium/state_trackers/egl/android/native_android.cpp | 695 |
1 files changed, 695 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/egl/android/native_android.cpp b/src/gallium/state_trackers/egl/android/native_android.cpp new file mode 100644 index 0000000000..8e964be97d --- /dev/null +++ b/src/gallium/state_trackers/egl/android/native_android.cpp @@ -0,0 +1,695 @@ +/* + * Mesa 3-D graphics library + * Version: 7.9 + * + * Copyright (C) 2010 LunarG Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Chia-I Wu <olv@lunarg.com> + */ + +#define LOG_TAG "MESA-EGL" +#include <cutils/log.h> +#include <cutils/properties.h> +#include <ui/PixelFormat.h> +#include <ui/android_native_buffer.h> + +extern "C" { +#include "egllog.h" +} +#include "util/u_memory.h" +#include "util/u_inlines.h" +#include "util/u_format.h" +#include "common/native.h" +#include "common/native_helper.h" +#include "android/android_sw_winsys.h" +#include "state_tracker/drm_driver.h" + +struct android_config; + +struct android_display { + struct native_display base; + + boolean use_drm; + struct native_event_handler *event_handler; + struct android_config *configs; + int num_configs; +}; + +struct android_surface { + struct native_surface base; + + struct android_display *adpy; + android_native_window_t *win; + + uint stamp; + android_native_buffer_t *buf; + struct pipe_resource *res; + + /* cache the current front and back resources */ + void *cache_handles[2]; + struct pipe_resource *cache_resources[2]; +}; + +struct android_config { + struct native_config base; +}; + +static INLINE struct android_display * +android_display(const struct native_display *ndpy) +{ + return (struct android_display *) ndpy; +} + +static INLINE struct android_surface * +android_surface(const struct native_surface *nsurf) +{ + return (struct android_surface *) nsurf; +} + +static INLINE struct android_config * +android_config(const struct native_config *nconf) +{ + return (struct android_config *) nconf; +} + +namespace android { + +static enum pipe_format +get_pipe_format(int native) +{ + enum pipe_format fmt; + + /* see libpixelflinger/format.cpp */ + switch (native) { + case PIXEL_FORMAT_RGBA_8888: + fmt = PIPE_FORMAT_R8G8B8A8_UNORM; + break; + case PIXEL_FORMAT_RGBX_8888: + fmt = PIPE_FORMAT_R8G8B8X8_UNORM; + break; + case PIXEL_FORMAT_RGB_888: + fmt = PIPE_FORMAT_R8G8B8_UNORM; + break; + case PIXEL_FORMAT_RGB_565: + fmt = PIPE_FORMAT_B5G6R5_UNORM; + break; + case PIXEL_FORMAT_BGRA_8888: + fmt = PIPE_FORMAT_B8G8R8A8_UNORM; + break; + case PIXEL_FORMAT_A_8: + fmt = PIPE_FORMAT_A8_UNORM; + break; + case PIXEL_FORMAT_L_8: + fmt = PIPE_FORMAT_L8_UNORM; + break; + case PIXEL_FORMAT_LA_88: + fmt = PIPE_FORMAT_L8A8_UNORM; + break; + case PIXEL_FORMAT_NONE: + case PIXEL_FORMAT_RGBA_5551: + case PIXEL_FORMAT_RGBA_4444: + case PIXEL_FORMAT_RGB_332: + default: + LOGE("unsupported native format 0x%x", native); + fmt = PIPE_FORMAT_NONE; + break; + } + + return fmt; +} + +#include <gralloc_gem.h> +static int +get_handle_name(buffer_handle_t handle) +{ + struct drm_bo_t *bo; + + bo = drm_gem_get(handle); + + return (bo) ? bo->name : 0; +} + +static struct pipe_resource * +import_buffer(struct android_display *adpy, const struct pipe_resource *templ, + struct android_native_buffer_t *abuf) +{ + struct pipe_screen *screen = adpy->base.screen; + struct pipe_resource *res; + + if (templ->bind & PIPE_BIND_RENDER_TARGET) { + if (!screen->is_format_supported(screen, templ->format, + templ->target, 0, PIPE_BIND_RENDER_TARGET, 0)) + LOGW("importing unsupported buffer as render target"); + } + if (templ->bind & PIPE_BIND_SAMPLER_VIEW) { + if (!screen->is_format_supported(screen, templ->format, + templ->target, 0, PIPE_BIND_SAMPLER_VIEW, 0)) + LOGW("importing unsupported buffer as sampler view"); + } + + if (adpy->use_drm) { + struct winsys_handle handle; + + memset(&handle, 0, sizeof(handle)); + handle.type = DRM_API_HANDLE_TYPE_SHARED; + handle.handle = get_handle_name(abuf->handle); + if (!handle.handle) { + LOGE("unable to import invalid buffer %p", abuf); + return NULL; + } + + handle.stride = + abuf->stride * util_format_get_blocksize(templ->format); + + res = screen->resource_from_handle(screen, templ, &handle); + } + else { + struct android_winsys_handle handle; + + memset(&handle, 0, sizeof(handle)); + handle.handle = abuf->handle; + handle.stride = + abuf->stride * util_format_get_blocksize(templ->format); + + res = screen->resource_from_handle(screen, + templ, (struct winsys_handle *) &handle); + } + + if (!res) + LOGE("failed to import buffer %p", abuf); + + return res; +} + +static boolean +android_surface_dequeue_buffer(struct native_surface *nsurf) +{ + struct android_surface *asurf = android_surface(nsurf); + void *handle; + int idx; + + if (asurf->win->dequeueBuffer(asurf->win, &asurf->buf) != NO_ERROR) { + LOGE("failed to dequeue window %p", asurf->win); + return FALSE; + } + + asurf->buf->common.incRef(&asurf->buf->common); + asurf->win->lockBuffer(asurf->win, asurf->buf); + + if (asurf->adpy->use_drm) + handle = (void *) get_handle_name(asurf->buf->handle); + else + handle = (void *) asurf->buf->handle; + /* NULL is invalid */ + if (!handle) { + LOGE("window %p returned an invalid buffer", asurf->win); + return TRUE; + } + + /* find the slot to use */ + for (idx = 0; idx < Elements(asurf->cache_handles); idx++) { + if (asurf->cache_handles[idx] == handle || !asurf->cache_handles[idx]) + break; + } + if (idx == Elements(asurf->cache_handles)) { + /* buffer reallocated; clear the cache */ + for (idx = 0; idx < Elements(asurf->cache_handles); idx++) { + asurf->cache_handles[idx] = 0; + pipe_resource_reference(&asurf->cache_resources[idx], NULL); + } + idx = 0; + } + + /* update the cache */ + if (!asurf->cache_handles[idx]) { + struct pipe_resource templ; + + assert(!asurf->cache_resources[idx]); + + memset(&templ, 0, sizeof(templ)); + templ.target = PIPE_TEXTURE_2D; + templ.last_level = 0; + templ.width0 = asurf->buf->width; + templ.height0 = asurf->buf->height; + templ.depth0 = 1; + templ.bind = PIPE_BIND_RENDER_TARGET; + if (!asurf->adpy->use_drm) { + templ.bind |= PIPE_BIND_TRANSFER_WRITE | + PIPE_BIND_TRANSFER_READ; + } + + templ.format = get_pipe_format(asurf->buf->format); + if (templ.format != PIPE_FORMAT_NONE) { + asurf->cache_resources[idx] = + import_buffer(asurf->adpy, &templ, asurf->buf); + } + else { + asurf->cache_resources[idx] = NULL; + } + + asurf->cache_handles[idx] = handle; + } + + pipe_resource_reference(&asurf->res, asurf->cache_resources[idx]); + + return TRUE; +} + +static boolean +android_surface_enqueue_buffer(struct native_surface *nsurf) +{ + struct android_surface *asurf = android_surface(nsurf); + + pipe_resource_reference(&asurf->res, NULL); + + asurf->win->queueBuffer(asurf->win, asurf->buf); + + asurf->buf->common.decRef(&asurf->buf->common); + asurf->buf = NULL; + + return TRUE; +} + +static boolean +android_surface_swap_buffers(struct native_surface *nsurf) +{ + struct android_surface *asurf = android_surface(nsurf); + struct android_display *adpy = asurf->adpy; + + if (!asurf->buf) + return FALSE; + + android_surface_enqueue_buffer(&asurf->base); + + asurf->stamp++; + adpy->event_handler->invalid_surface(&adpy->base, + &asurf->base, asurf->stamp); + + return TRUE; +} + +static boolean +android_surface_present(struct native_surface *nsurf, + enum native_attachment natt, + boolean preserve, + uint swap_interval) +{ + boolean ret; + + if (swap_interval || natt != NATIVE_ATTACHMENT_BACK_LEFT) + return FALSE; + + return android_surface_swap_buffers(nsurf); +} + +static boolean +android_surface_validate(struct native_surface *nsurf, uint attachment_mask, + unsigned int *seq_num, struct pipe_resource **textures, + int *width, int *height) +{ + struct android_surface *asurf = android_surface(nsurf); + struct winsys_handle handle; + + if (!asurf->buf) { + if (!android_surface_dequeue_buffer(&asurf->base)) + return FALSE; + } + + if (textures) { + const enum native_attachment att = NATIVE_ATTACHMENT_BACK_LEFT; + + if (native_attachment_mask_test(attachment_mask, att)) { + textures[att] = NULL; + pipe_resource_reference(&textures[att], asurf->res); + } + } + + if (seq_num) + *seq_num = asurf->stamp; + if (width) + *width = asurf->buf->width; + if (height) + *height = asurf->buf->height; + + return TRUE; +} + +static void +android_surface_wait(struct native_surface *nsurf) +{ +} + +static void +android_surface_destroy(struct native_surface *nsurf) +{ + struct android_surface *asurf = android_surface(nsurf); + int i; + + if (asurf->buf) + android_surface_enqueue_buffer(&asurf->base); + + for (i = 0; i < Elements(asurf->cache_handles); i++) + pipe_resource_reference(&asurf->cache_resources[i], NULL); + + asurf->win->common.decRef(&asurf->win->common); + + FREE(asurf); +} + +static struct native_surface * +android_display_create_window_surface(struct native_display *ndpy, + EGLNativeWindowType win, + const struct native_config *nconf) +{ + struct android_display *adpy = android_display(ndpy); + struct android_config *aconf = android_config(nconf); + struct android_surface *asurf; + enum pipe_format format; + int val; + + if (win->common.magic != ANDROID_NATIVE_WINDOW_MAGIC) { + LOGE("invalid native window with magic 0x%x", win->common.magic); + return NULL; + } + if (win->query(win, NATIVE_WINDOW_FORMAT, &val)) { + LOGE("failed to query native window format"); + return NULL; + } + format = get_pipe_format(val); + if (format != nconf->color_format) { + LOGW("native window format 0x%x != config format 0x%x", + format, nconf->color_format); + if (!adpy->base.screen->is_format_supported(adpy->base.screen, + format, PIPE_TEXTURE_2D, 0, PIPE_BIND_RENDER_TARGET, 0)) { + LOGE("and the native window cannot be used as a render target"); + return NULL; + } + } + + asurf = CALLOC_STRUCT(android_surface); + if (!asurf) + return NULL; + + asurf->adpy = adpy; + asurf->win = win; + + asurf->win->common.incRef(&asurf->win->common); + if (!adpy->use_drm) { + native_window_set_usage(asurf->win, + GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN); + } + + asurf->base.destroy = android_surface_destroy; + asurf->base.present = android_surface_present; + asurf->base.validate = android_surface_validate; + asurf->base.wait = android_surface_wait; + + return &asurf->base; +} + +static boolean +android_display_init_configs(struct native_display *ndpy) +{ + struct android_display *adpy = android_display(ndpy); + const int native_formats[] = { + PIXEL_FORMAT_RGBA_8888, + PIXEL_FORMAT_RGBX_8888, + PIXEL_FORMAT_RGB_888, + PIXEL_FORMAT_RGB_565, + PIXEL_FORMAT_BGRA_8888, + PIXEL_FORMAT_A_8 + }; + int i; + + adpy->configs = (struct android_config *) + CALLOC(Elements(native_formats), sizeof(*adpy->configs)); + if (!adpy->configs) + return FALSE; + + for (i = 0; i < Elements(native_formats); i++) { + enum pipe_format color_format; + struct android_config *aconf; + + color_format = get_pipe_format(native_formats[i]); + if (color_format == PIPE_FORMAT_NONE || + !adpy->base.screen->is_format_supported(adpy->base.screen, + color_format, PIPE_TEXTURE_2D, 0, PIPE_BIND_RENDER_TARGET, 0)) { + LOGI("skip unsupported native format 0x%x", native_formats[i]); + continue; + } + + aconf = &adpy->configs[adpy->num_configs++]; + aconf->base.buffer_mask = 1 << NATIVE_ATTACHMENT_BACK_LEFT; + aconf->base.color_format = color_format; + aconf->base.window_bit = TRUE; + + aconf->base.native_visual_type = native_formats[i]; + } + + return TRUE; +} + +static boolean +android_display_init_drm(struct native_display *ndpy) +{ + struct android_display *adpy = android_display(ndpy); + const hw_module_t *mod; + int fd, err; + + err = hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &mod); + if (!err) { + const gralloc_module_t *gr = (gralloc_module_t *) mod; + + err = -EINVAL; + if (gr->perform) + err = gr->perform(gr, GRALLOC_MODULE_PERFORM_GET_DRM_FD, &fd); + } + if (!err && fd >= 0) { + adpy->base.screen = + adpy->event_handler->new_drm_screen(&adpy->base, "i915", fd); + if (adpy->base.screen) + adpy->use_drm = TRUE; + } + + if (adpy->base.screen) { + LOGI("using DRM screen"); + return TRUE; + } + else { + LOGE("failed to create DRM screen"); + return FALSE; + } +} + +static boolean +android_display_init_sw(struct native_display *ndpy) +{ + struct android_display *adpy = android_display(ndpy); + struct sw_winsys *ws; + + ws = android_create_sw_winsys(); + if (ws) { + adpy->base.screen = + adpy->event_handler->new_sw_screen(&adpy->base, ws); + } + + if (adpy->base.screen) { + LOGI("using SW screen"); + return TRUE; + } + else { + LOGE("failed to create SW screen"); + return FALSE; + } +} + +static void +android_display_destroy(struct native_display *ndpy) +{ + struct android_display *adpy = android_display(ndpy); + + FREE(adpy->configs); + adpy->base.screen->destroy(adpy->base.screen); + FREE(adpy); +} + +static const struct native_config ** +android_display_get_configs(struct native_display *ndpy, int *num_configs) +{ + struct android_display *adpy = android_display(ndpy); + const struct native_config **configs; + int i; + + configs = (const struct native_config **) + MALLOC(adpy->num_configs * sizeof(*configs)); + if (configs) { + for (i = 0; i < adpy->num_configs; i++) + configs[i] = (const struct native_config *) &adpy->configs[i]; + if (num_configs) + *num_configs = adpy->num_configs; + } + + return configs; +} + +static int +android_display_get_param(struct native_display *ndpy, + enum native_param_type param) +{ + int val; + + switch (param) { + default: + val = 0; + break; + } + + return val; +} + +static struct pipe_resource * +android_display_import_buffer(struct native_display *ndpy, + const struct pipe_resource *templ, + void *buf) +{ + struct android_display *adpy = android_display(ndpy); + struct android_native_buffer_t *abuf = + (struct android_native_buffer_t *) buf; + + return import_buffer(adpy, templ, abuf); +} + +static boolean +android_display_export_buffer(struct native_display *ndpy, + struct pipe_resource *res, + void *buf) +{ + return FALSE; +} + +static struct native_display_buffer android_display_buffer = { + android_display_import_buffer, + android_display_export_buffer +}; + +static struct android_display * +android_display_create(struct native_event_handler *event_handler, + boolean use_sw, void *user_data) +{ + struct android_display *adpy; + char value[PROPERTY_VALUE_MAX]; + boolean force_sw; + + adpy = CALLOC_STRUCT(android_display); + if (!adpy) + return NULL; + + adpy->event_handler = event_handler; + adpy->base.user_data = user_data; + + if (property_get("debug.mesa.software", value, NULL)) + force_sw = (atoi(value) != 0); + else + force_sw = debug_get_bool_option("EGL_SOFTWARE", FALSE); + + if (force_sw || use_sw) + android_display_init_sw(&adpy->base); + else + android_display_init_drm(&adpy->base); + + if (!adpy->base.screen) { + FREE(adpy); + return NULL; + } + + if (!android_display_init_configs(&adpy->base)) { + adpy->base.screen->destroy(adpy->base.screen); + FREE(adpy); + return NULL; + } + + adpy->base.destroy = android_display_destroy; + adpy->base.get_param = android_display_get_param; + adpy->base.get_configs = android_display_get_configs; + adpy->base.create_window_surface = android_display_create_window_surface; + + adpy->base.buffer = &android_display_buffer; + + return adpy; +} + +static struct native_event_handler *android_event_handler; + +static void +native_set_event_handler(struct native_event_handler *event_handler) +{ + android_event_handler = event_handler; +} + +static struct native_display * +native_create_display(void *dpy, boolean use_sw, void *user_data) +{ + struct android_display *adpy; + + adpy = android_display_create(android_event_handler, use_sw, user_data); + + return (adpy) ? &adpy->base : NULL; +} + +static const struct native_platform android_platform = { + "Android", /* name */ + native_set_event_handler, + native_create_display +}; + +}; /* namespace android */ + +using namespace android; + +static void +android_log(EGLint level, const char *msg) +{ + switch (level) { + case _EGL_DEBUG: + LOGD(msg); + break; + case _EGL_INFO: + LOGI(msg); + break; + case _EGL_WARNING: + LOGW(msg); + break; + case _EGL_FATAL: + LOG_FATAL(msg); + break; + default: + break; + } +} + +const struct native_platform * +native_get_android_platform(void) +{ + _eglSetLogProc(android_log); + + return &android_platform; +} |