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Bug fixes for Vulkan readback.

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We were getting weird and inconsistent viewport sizes back.
This commit is contained in:
Hans-Kristian Arntzen 2016-02-20 14:04:33 +01:00
parent bcac4a204f
commit fa449646e9
1 changed files with 12 additions and 4 deletions
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16
gfx/drivers/vulkan.c
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@ -56,6 +56,7 @@ static void vulkan_set_viewport(void *data, unsigned viewport_width,
static void vulkan_overlay_free(vk_t *vk);
static void vulkan_render_overlay(vk_t *vk);
#endif
static void vulkan_viewport_info(void *data, struct video_viewport *vp);
static const gfx_ctx_driver_t *vulkan_get_context(vk_t *vk)
{
@ -1170,15 +1171,18 @@ static void vulkan_readback(vk_t *vk)
{
VkImageCopy region;
struct vk_texture *staging;
struct video_viewport vp;
vulkan_viewport_info(vk, &vp);
memset(&region, 0, sizeof(region));
region.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
region.srcSubresource.layerCount = 1;
region.dstSubresource = region.srcSubresource;
region.srcOffset.x = vk->vp.x;
region.srcOffset.y = vk->vp.y;
region.extent.width = vk->vp.width;
region.extent.height = vk->vp.height;
region.srcOffset.x = vp.x;
region.srcOffset.y = vp.y;
region.extent.width = vp.width;
region.extent.height = vp.height;
region.extent.depth = 1;
/* FIXME: We won't actually get format conversion with vkCmdCopyImage, so have to check
@ -1718,6 +1722,10 @@ static void vulkan_viewport_info(void *data, struct video_viewport *vp)
unsigned width, height;
video_driver_get_size(&width, &height);
/* Make sure we get the correct viewport. */
vulkan_set_viewport(vk, width, height, false, true);
*vp = vk->vp;
vp->full_width = width;
vp->full_height = height;