Lot more Metal changes

src/Engine/Graphics/Metal/Query.mm

@@ -0,0 +1,86 @@
+#include "Query.h"
+#include "Buffer.h"
+#include "Command.h"
+#include "Containers/Array.h"
+#include "Enums.h"
+#include "Graphics.h"
+#include <vulkan/vulkan_core.h>
+
+using namespace Seele;
+using namespace Seele::Metal;
+
+QueryPool::QueryPool(PGraphics graphics, const std::string& name)
+    : graphics(graphics) {
+}
+
+QueryPool::~QueryPool() { }
+
+void QueryPool::begin() {
+}
+
+void QueryPool::end() {
+}
+
+void QueryPool::getQueryResults(Array<uint64>& results) {
+}
+
+OcclusionQuery::OcclusionQuery(PGraphics graphics, const std::string& name)
+    : QueryPool(graphics, name) {}
+
+OcclusionQuery::~OcclusionQuery() {}
+
+void OcclusionQuery::beginQuery() { begin(); }
+
+void OcclusionQuery::endQuery() { end(); }
+
+Gfx::OcclusionResult OcclusionQuery::getResults() {
+    Array<uint64> result(1);
+    getQueryResults(result);
+    return Gfx::OcclusionResult{
+        .numFragments = result[0],
+    };
+}
+
+PipelineStatisticsQuery::PipelineStatisticsQuery(PGraphics graphics, const std::string& name)
+    : QueryPool(graphics, name) {}
+
+PipelineStatisticsQuery::~PipelineStatisticsQuery() {}
+
+void PipelineStatisticsQuery::beginQuery() { begin(); }
+
+void PipelineStatisticsQuery::endQuery() { end(); }
+
+Gfx::PipelineStatisticsResult PipelineStatisticsQuery::getResults() {
+    Array<uint64> result(9);
+    getQueryResults(result);
+    return Gfx::PipelineStatisticsResult{
+        .inputAssemblyVertices = result[0],
+        .inputAssemblyPrimitives = result[1],
+        .vertexShaderInvocations = result[2],
+        .clippingInvocations = result[3],
+        .clippingPrimitives = result[4],
+        .fragmentShaderInvocations = result[5],
+        .computeShaderInvocations = result[6],
+        .taskShaderInvocations = result[7],
+        .meshShaderInvocations = result[8],
+    };
+}
+
+TimestampQuery::TimestampQuery(PGraphics graphics, const std::string& name, uint32 numTimestamps)
+    : QueryPool(graphics, name), numTimestamps(numTimestamps) {
+}
+
+TimestampQuery::~TimestampQuery() {}
+
+void TimestampQuery::begin() {
+    currentTimestamp = 0;
+}
+
+void TimestampQuery::write(Gfx::SePipelineStageFlagBits stage, const std::string& name) {
+}
+
+void TimestampQuery::end() {
+}
+
+Array<Gfx::Timestamp> TimestampQuery::getResults() {
+}