From: Jean-Philippe Bruyère <jp_bruyere@hotmail.com>
Date: Mon, 9 Apr 2018 18:02:41 +0000 (+0200)
Subject: add image mem mapping funcs
X-Git-Url: https://git.osiis.dedyn.io/?a=commitdiff_plain;h=11a3c034e013251ae11e39d1bce38119b376db47;p=jp%2Fvkhelpers.git

add image mem mapping funcs
---

diff --git a/include/vkh.h b/include/vkh.h
index cba0b32..781a3c8 100644
--- a/include/vkh.h
+++ b/include/vkh.h
@@ -51,6 +51,8 @@ void vkh_image_set_layout       (VkCommandBuffer cmdBuff, VkhImage image, VkImag
 void vkh_image_set_layout_subres(VkCommandBuffer cmdBuff, VkhImage image, VkImageSubresourceRange subresourceRange,
                                     VkImageLayout new_image_layout, VkPipelineStageFlags src_stages, VkPipelineStageFlags dest_stages);
 void vkh_image_destroy          (VkhImage img);
+void* vkh_image_map             (VkhImage img);
+void vkh_image_unmap            (VkhImage img);
 
 VkImage                 vkh_image_get_vkimage   (VkhImage img);
 VkImageView             vkh_image_get_view      (VkhImage img);
diff --git a/src/vkh_image.c b/src/vkh_image.c
index 6a9daf2..fa81892 100644
--- a/src/vkh_image.c
+++ b/src/vkh_image.c
@@ -185,3 +185,18 @@ void vkh_image_destroy(VkhImage img)
     free(img);
     img = NULL;
 }
+
+void* vkh_image_map (VkhImage img) {
+    VkImageSubresource subRes = { .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT};
+    //subRes.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
+    VkSubresourceLayout subResLayout;
+    VkMemoryRequirements memReqs;
+    void *data;
+    vkGetImageSubresourceLayout(img->pDev->dev, img->image, &subRes, &subResLayout);
+    vkGetImageMemoryRequirements(img->pDev->dev, img->image, &memReqs);
+    VK_CHECK_RESULT(vkMapMemory(img->pDev->dev, img->memory, 0, memReqs.size, 0, &data));
+    return data;
+}
+void vkh_image_unmap (VkhImage img) {
+    vkUnmapMemory (img->pDev->dev, img->memory);
+}