libvlkn: inital commit, basic prototype api in placeHEADmain

Signed-off-by: Anna (navi) Figueiredo Gomes <navi@vlhl.dev>

1 files changed, 39 insertions, 0 deletions

diff --git a/src/pipeline.h b/src/pipeline.h
new file mode 100644
index 0000000..e571d68
--- /dev/null
+++ b/src/pipeline.h
@@ -0,0 +1,39 @@
+#ifndef _PIPELINE_H_
+#define _PIPELINE_H_
+
+#include <vlkn.h>
+#include "utils.h"
+
+struct pool_ratio {
+	VkDescriptorType type;
+	float ratio;
+};
+
+struct descriptor_allocator {
+	struct array(VkDescriptorPool) full, ready;
+	uint32_t set_count;
+	size_t ratio_count;
+	struct pool_ratio *ratios;
+};
+
+struct descriptor_writer {
+	enum {
+		DESCRIPTOR_WRITER_BUFFER,
+		DESCRIPTOR_WRITER_IMAGE,
+	} type;
+	union {
+		VkDescriptorBufferInfo buffer_info;
+		VkDescriptorImageInfo image_info;
+	};
+	VkWriteDescriptorSet write_info;
+};
+
+struct vlkn_pipeline {
+	struct descriptor_allocator allocator;
+	VkDescriptorSetLayout descriptor_layout;
+	VkDescriptorSet descriptor_set;
+	VkPipelineLayout layout;
+	VkPipeline pipeline;
+};
+
+#endif