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author ImJezze <jezze@gmx.net>2016-02-21 14:50:24 +0100
committer ImJezze <jezze@gmx.net>2016-02-21 14:50:24 +0100
commitbf4640c309c655c6cb7bc5b9bbab5c03029ccd86 (patch)
treec50f6f204d34c7a1888ab41cdf6c5250ffe7b8af /src/osd/modules/render/bgfx/depthreader.cpp
parentcc24a339d8c0517259084b5c178d784626ba965c (diff)
parenta0ba40749d98488dafb84d365e4a6e44a4c01f84 (diff)
Merge remote-tracking branch 'refs/remotes/mamedev/master'
Resolved Conflicts: - src/osd/modules/render/d3d/d3dhlsl.cpp - src/osd/modules/render/d3d/d3dhlsl.h - src/osd/modules/render/drawd3d.cpp - src/osd/modules/render/drawd3d.h - src/osd/windows/winmain.cpp
Diffstat (limited to 'src/osd/modules/render/bgfx/depthreader.cpp')
-rw-r--r--src/osd/modules/render/bgfx/depthreader.cpp36
1 files changed, 36 insertions, 0 deletions
diff --git a/src/osd/modules/render/bgfx/depthreader.cpp b/src/osd/modules/render/bgfx/depthreader.cpp
new file mode 100644
index 00000000000..077137159fe
--- /dev/null
+++ b/src/osd/modules/render/bgfx/depthreader.cpp
@@ -0,0 +1,36 @@
+// license:BSD-3-Clause
+// copyright-holders:Ryan Holtz
+//============================================================
+//
+// depthreader.cpp - BGFX depth state JSON reader
+//
+//============================================================
+
+#include <bgfx/bgfx.h>
+
+#include "depthreader.h"
+
+const depth_reader::string_to_enum depth_reader::FUNCTION_NAMES[depth_reader::FUNCTION_COUNT] = {
+ { "never", BGFX_STATE_DEPTH_TEST_NEVER },
+ { "less", BGFX_STATE_DEPTH_TEST_LESS },
+ { "equal", BGFX_STATE_DEPTH_TEST_EQUAL },
+ { "lequal", BGFX_STATE_DEPTH_TEST_LEQUAL },
+ { "greater", BGFX_STATE_DEPTH_TEST_GREATER },
+ { "notequal", BGFX_STATE_DEPTH_TEST_NOTEQUAL },
+ { "gequal", BGFX_STATE_DEPTH_TEST_GEQUAL },
+ { "always", BGFX_STATE_DEPTH_TEST_ALWAYS }
+};
+
+uint64_t depth_reader::read_from_value(const Value& value)
+{
+ uint64_t write_enable = 0;
+ if (value.HasMember("writeEnable"))
+ {
+ assert(value["writeEnable"].IsBool());
+ write_enable = value["writeEnable"].GetBool() ? BGFX_STATE_DEPTH_WRITE: 0;
+ }
+
+ uint64_t function = get_enum_from_value(value, "function", BGFX_STATE_DEPTH_TEST_ALWAYS, FUNCTION_NAMES, FUNCTION_COUNT);
+
+ return write_enable | function;
+}