basic shadows

1 files changed, 25 insertions, 1 deletions

diff --git a/video.cpp b/video.cpp
index 7fe26b1..fa98813 100644
--- a/video.cpp
+++ b/video.cpp
@@ -2347,6 +2347,22 @@ void Context::transition(Texture_Id id, Resource_State state) {
 		src_stage = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
 		dst_stage = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
 	} else if (
+		src_layout == VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL &&
+		dst_layout == VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL
+	) {
+		b.srcAccessMask = VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
+		b.dstAccessMask = VK_ACCESS_SHADER_READ_BIT;
+		src_stage = VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT | VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT;
+		dst_stage = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT;
+	} else if (
+		src_layout == VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL &&
+		dst_layout == VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL
+	) {
+		b.srcAccessMask = VK_ACCESS_SHADER_READ_BIT;
+		b.dstAccessMask = VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
+		src_stage = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT;
+		dst_stage = VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT | VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT;
+	} else if (
 		src_layout == VK_IMAGE_LAYOUT_UNDEFINED &&
 		dst_layout == VK_IMAGE_LAYOUT_PRESENT_SRC_KHR
 	) {
@@ -2386,7 +2402,11 @@ void Context::transition(Texture_Id id, Resource_State state) {
 		dst_stage = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
 	} else {
 		print_err("Bad resource transition.\n");
-		pbreak(389);
+		assert(0);
+		b.srcAccessMask = VK_ACCESS_SHADER_READ_BIT;
+		b.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
+		src_stage = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT;
+		dst_stage = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
 	}
 	vkCmdPipelineBarrier(
 		ctx->cb,
@@ -4071,6 +4091,10 @@ void Sampler_Vk::init(Device_Vk* dev, const Sampler_State& s) {
 	si.borderColor = VK_BORDER_COLOR_FLOAT_CUSTOM_EXT;
 	si.maxLod = VK_LOD_CLAMP_NONE;
 	si.pNext = &bi;
+	if ((int)s.compare) {
+		si.compareEnable = VK_TRUE;
+		si.compareOp = Pipeline_Vk::get_compare_op(s.compare);
+	}
 	bi.sType = VK_STRUCTURE_TYPE_SAMPLER_CUSTOM_BORDER_COLOR_CREATE_INFO_EXT;
 	bi.customBorderColor = col;
 	bi.format = VK_FORMAT_R32G32B32A32_SFLOAT;