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author therealmogminer@gmail.com <therealmogminer@gmail.com>2016-02-18 15:57:34 +0100
committer therealmogminer@gmail.com <therealmogminer@gmail.com>2016-02-21 03:03:23 +0100
commit9a47a870df619656e9092f2f77622e84e640307a (patch)
treeb8640bf79ffb55d0c9ed6fc27bbd4ce16a5e1a2e /src/osd/modules/render/bgfx/effectreader.cpp
parentdadf8e7d79696996ab3ef840fe99a588ede538fa (diff)
First take on render API reorg, nw
Diffstat (limited to 'src/osd/modules/render/bgfx/effectreader.cpp')
-rw-r--r--src/osd/modules/render/bgfx/effectreader.cpp69
1 files changed, 69 insertions, 0 deletions
diff --git a/src/osd/modules/render/bgfx/effectreader.cpp b/src/osd/modules/render/bgfx/effectreader.cpp
new file mode 100644
index 00000000000..0fe24ec92dc
--- /dev/null
+++ b/src/osd/modules/render/bgfx/effectreader.cpp
@@ -0,0 +1,69 @@
+#include <string>
+
+#include <bgfx/bgfx.h>
+
+#include "emu.h"
+
+#include "effect.h"
+#include "blendreader.h"
+#include "depthreader.h"
+#include "cullreader.h"
+#include "writereader.h"
+#include "shadermanager.h"
+#include "uniformreader.h"
+
+#include "effectreader.h"
+
+bgfx_effect* effect_reader::read_from_value(shader_manager& shaders, const Value& value)
+{
+ validate_parameters(value);
+
+ uint64_t blend = blend_reader::read_from_value(value["blend"]);
+ uint64_t depth = depth_reader::read_from_value(value["depth"]);
+ uint64_t cull = cull_reader::read_from_value(value["cull"]);
+ uint64_t write = write_reader::read_from_value(value["write"]);
+
+ std::vector<bgfx_uniform*> uniforms;
+ const Value& uniform_array = value["uniforms"];
+ for (UINT32 i = 0; i < uniform_array.Size(); i++)
+ {
+ uniforms.push_back(uniform_reader::read_from_value(uniform_array[i]));
+ }
+
+ std::string vertex_name(value["vertex"].GetString());
+ bgfx::ShaderHandle vertex_shader = shaders.shader(vertex_name);
+
+ std::string fragment_name("");
+ if (value.HasMember("fragment"))
+ {
+ fragment_name = value["fragment"].GetString();
+ }
+ else if (value.HasMember("pixel"))
+ {
+ fragment_name = value["pixel"].GetString();
+ }
+ bgfx::ShaderHandle fragment_shader = shaders.shader(fragment_name);
+
+ return new bgfx_effect(blend | depth | cull | write, vertex_shader, fragment_shader, uniforms);
+}
+
+void effect_reader::validate_parameters(const Value& value)
+{
+ assert(value.HasMember("blend"));
+ assert(value.HasMember("depth"));
+ assert(value.HasMember("cull"));
+ assert(value.HasMember("write"));
+ assert(value.HasMember("vertex"));
+ assert(value["vertex"].IsString());
+ assert(value.HasMember("fragment") || value.HasMember("pixel"));
+ if (value.HasMember("fragment"))
+ {
+ assert(value["fragment"].IsString());
+ }
+ if (value.HasMember("pixel"))
+ {
+ assert(value["pixel"].IsString());
+ }
+ assert(value.HasMember("uniform"));
+ assert(value["uniform"].IsArray());
+} \ No newline at end of file