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Added Metal shader support

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This commit is contained in:
Jack Andersen
2015-11-27 18:05:27 -10:00
parent aeb69955ae
commit 4a7433bd43
3 changed files with 140 additions and 0 deletions
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55
specter/lib/View.cpp
View File

@@ -41,6 +41,8 @@ void View::System::init(boo::GLDataFactory* factory)
boo::BlendFactor::SrcAlpha, boo::BlendFactor::InvSrcAlpha,
false, false, false);
}
#if _WIN32
void View::System::init(boo::ID3DDataFactory* factory)
{
@@ -89,6 +91,59 @@ void View::System::init(boo::ID3DDataFactory* factory)
boo::BlendFactor::SrcAlpha, boo::BlendFactor::InvSrcAlpha,
false, false, false);
}
#elif BOO_HAS_METAL
void View::System::init(boo::MetalDataFactory* factory)
{
static const char* VS =
"#include <metal_stdlib>\n"
"using namespace metal;\n"
"struct VertData\n"
"{\n"
" float3 posIn [[ attribute(0) ]];\n"
" float4 colorIn [[ attribute(1) ]];\n"
"};\n"
SPECTER_VIEW_VERT_BLOCK_METAL
"struct VertToFrag\n"
"{\n"
" float4 position [[ position ]];\n"
" float4 color;\n"
"};\n"
"vertex VertToFrag vmain(VertData v [[ stage_in ]], constant SpecterViewBlock& view [[ buffer(2) ]])\n"
"{\n"
" VertToFrag vtf;\n"
" vtf.color = v.colorIn;\n"
" vtf.position = view.mv * float4(v.posIn, 1.0);\n"
" return vtf;\n"
"}\n";
static const char* FS =
"#include <metal_stdlib>\n"
"using namespace metal;\n"
"struct VertToFrag\n"
"{\n"
" float4 position [[ position ]];\n"
" float4 color;\n"
"};\n"
"fragment float4 fmain(VertToFrag vtf [[ stage_in ]])\n"
"{\n"
" return vtf.color;\n"
"}\n";
boo::VertexElementDescriptor vdescs[] =
{
{nullptr, nullptr, boo::VertexSemantic::Position4},
{nullptr, nullptr, boo::VertexSemantic::Color | boo::VertexSemantic::Instanced}
};
m_vtxFmt = factory->newVertexFormat(2, vdescs);
m_solidShader = factory->newShaderPipeline(VS, FS, m_vtxFmt, 1,
boo::BlendFactor::SrcAlpha, boo::BlendFactor::InvSrcAlpha,
false, false, false);
}
#endif
View::View(ViewSystem& system)
{