From 0317b30345311063be3e46d8f0f7b3fcb82f45a9 Mon Sep 17 00:00:00 2001
From: "joonbum.ko" <joonbum.ko@samsung.com>
Date: Fri, 29 Sep 2017 13:31:17 +0900
Subject: [PATCH] tpl_wayland_egl_thread: Added new internal APIs related with
 swapchain for vulkan.

Change-Id: Ieceb7c1d6f08a684ba30de204818764e0c621754
Signed-off-by: joonbum.ko <joonbum.ko@samsung.com>
---
 src/tpl_wayland_egl_thread.c | 95 ++++++++++++++++++++++++++++++++++++++++++++
 src/tpl_wayland_egl_thread.h |  7 ++++
 2 files changed, 102 insertions(+)

diff --git a/src/tpl_wayland_egl_thread.c b/src/tpl_wayland_egl_thread.c
index 9cb4735..6b66c2c 100644
--- a/src/tpl_wayland_egl_thread.c
+++ b/src/tpl_wayland_egl_thread.c
@@ -93,6 +93,11 @@ struct _twe_wl_surf_source {
 	int rotation;
 	void *cb_data;
 	int format;
+	struct {
+		int width, height;
+		int buffer_count;
+		int present_mode;
+	} swapchain_properties;
 	tpl_surface_cb_func_t rotate_cb;
 	tpl_bool_t rotation_capability;
 	tpl_object_t obj; /* for mutex lock */
@@ -2079,6 +2084,96 @@ twe_surface_del(twe_surface_h twe_surface)
 }
 
 tpl_result_t
+twe_surface_create_swapchain(twe_surface_h twe_surface,
+							 int width, int height, int format,
+							 int buffer_count, int present_mode)
+{
+	twe_wl_surf_source *surf_source = (twe_wl_surf_source *)twe_surface;
+	twe_wl_disp_source *disp_source = NULL;
+
+	if (!surf_source || g_source_is_destroyed(&surf_source->gsource)) {
+		TPL_ERR("twe_surface(%p) is invalid.", twe_surface);
+		return TPL_ERROR_INVALID_PARAMETER;
+	}
+
+	disp_source = surf_source->disp_source;
+
+	TPL_ASSERT(disp_source);
+
+	if ((buffer_count < disp_source->surface_capabilities.min_buffer)
+			|| (buffer_count > disp_source->surface_capabilities.max_buffer)) {
+		TPL_ERR("Invalid buffer_count(%d)! min_buffer(%d) max_buffer(%d)",
+				buffer_count,
+				disp_source->surface_capabilities.min_buffer,
+				disp_source->surface_capabilities.max_buffer);
+		return TPL_ERROR_INVALID_PARAMETER;
+	}
+
+	if ((present_mode & disp_source->surface_capabilities.present_modes) == 0) {
+		/* server not supported current mode check client mode */
+		switch (present_mode) {
+		case TPL_DISPLAY_PRESENT_MODE_FIFO:
+		case TPL_DISPLAY_PRESENT_MODE_FIFO_RELAXED:
+		case TPL_DISPLAY_PRESENT_MODE_MAILBOX:
+		case TPL_DISPLAY_PRESENT_MODE_IMMEDIATE:
+			break;
+		default:
+			TPL_ERR("Unsupported present mode: %d", present_mode);
+			return TPL_ERROR_INVALID_PARAMETER;
+		}
+	}
+
+	/* FIXME: vblank has performance problem so replace all present mode to MAILBOX */
+	present_mode = TPL_DISPLAY_PRESENT_MODE_MAILBOX;
+
+	surf_source->tbm_queue = tbm_surface_queue_create(buffer_count,
+													  width,
+													  height,
+													  TBM_FORMAT_ARGB8888,
+													  0);
+	if (!surf_source->tbm_queue) {
+		TPL_ERR("TBM surface queue creation failed!");
+		return TPL_ERROR_OUT_OF_MEMORY;
+	}
+
+	surf_source->format = format;
+	surf_source->swapchain_properties.width = width;
+	surf_source->swapchain_properties.height = height;
+	surf_source->swapchain_properties.present_mode = present_mode;
+	surf_source->swapchain_properties.buffer_count = buffer_count;
+
+	TPL_LOG_T("WL_VK", "[SWAPCHAIN_CREATE][1/2] twe_surface(%p) tbm_queue(%p)",
+			  twe_surface, surf_source->tbm_queue);
+	TPL_LOG_T("WL_VK",
+			  "[SWAPCHAIN_CREATE][2/2] w(%d) h(%d) f(%d) p(%d) b_cnt(%d)",
+			  width, height, present_mode, buffer_count);
+
+	return TPL_ERROR_NONE;
+}
+
+tpl_result_t
+twe_surface_destroy_swapchain(twe_surface_h twe_surface)
+{
+	twe_wl_surf_source *surf_source = (twe_wl_surf_source *)twe_surface;
+
+	if (!surf_source || g_source_is_destroyed(&surf_source->gsource)) {
+		TPL_ERR("twe_surface(%p) is invalid.", twe_surface);
+		return TPL_ERROR_INVALID_PARAMETER;
+	}
+
+	TPL_LOG_T("WL_VK", "[SWAPCHAIN_DESTROY] twe_surface(%p) tbm_queue(%p)",
+			  twe_surface, surf_source->tbm_queue);
+
+	if (surf_source->tbm_queue) {
+		tbm_surface_queue_destroy(surf_source->tbm_queue);
+		surf_source->tbm_queue = NULL;
+	}
+
+	return TPL_ERROR_NONE;
+}
+
+
+tpl_result_t
 twe_surface_set_rotate_callback(twe_surface_h twe_surface,
 								void *data, tpl_surface_cb_func_t rotate_cb)
 {
diff --git a/src/tpl_wayland_egl_thread.h b/src/tpl_wayland_egl_thread.h
index 57dd497..c366b43 100644
--- a/src/tpl_wayland_egl_thread.h
+++ b/src/tpl_wayland_egl_thread.h
@@ -48,6 +48,13 @@ twe_surface_add(twe_thread* thread,
 tpl_result_t
 twe_surface_del(twe_surface_h twe_surface);
 
+tpl_result_t
+twe_surface_create_swapchain(twe_surface_h twe_surface,
+							 int width, int height, int format,
+							 int buffer_count, int present_mode);
+tpl_result_t
+twe_surface_destroy_swapchain(twe_surface_h twe_surface);
+
 tbm_surface_queue_h
 twe_surface_get_tbm_queue(twe_surface_h twe_surface);
 
-- 
2.7.4