mirror of https://github.com/AxioDL/metaforce.git
54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
#include "CModelShaders.hpp"
|
|
|
|
namespace urde
|
|
{
|
|
|
|
static const char* LightingMetal =
|
|
"struct Light\n"
|
|
"{\n"
|
|
" float4 pos;\n"
|
|
" float4 dir;\n"
|
|
" float4 color;\n"
|
|
" float4 linAtt;\n"
|
|
" float4 angAtt;\n"
|
|
"};\n"
|
|
"\n"
|
|
"struct LightingUniform\n"
|
|
"{\n"
|
|
" Light lights[" _XSTR(URDE_MAX_LIGHTS) "];\n"
|
|
" float4 ambient;\n"
|
|
"};\n"
|
|
"\n"
|
|
"static float4 LightingFunc(constant LightingUniform& lu, float4 mvPosIn, float4 mvNormIn)\n"
|
|
"{\n"
|
|
" float4 ret = lu.ambient;\n"
|
|
" \n"
|
|
" for (int i=0 ; i<" _XSTR(URDE_MAX_LIGHTS) " ; ++i)\n"
|
|
" {\n"
|
|
" float3 delta = mvPosIn.xyz - lu.lights[i].pos.xyz;\n"
|
|
" float dist = length(delta);\n"
|
|
" float angDot = saturate(dot(normalize(delta), lu.lights[i].dir.xyz));\n"
|
|
" float att = 1.0 / (lu.lights[i].linAtt[2] * dist * dist +\n"
|
|
" lu.lights[i].linAtt[1] * dist +\n"
|
|
" lu.lights[i].linAtt[0]);\n"
|
|
" float angAtt = lu.lights[i].angAtt[2] * angDot * angDot +\n"
|
|
" lu.lights[i].angAtt[1] * angDot +\n"
|
|
" lu.lights[i].angAtt[0];\n"
|
|
" ret += lu.lights[i].color * saturate(angAtt) * att * saturate(dot(normalize(-delta), mvNormIn.xyz));\n"
|
|
" }\n"
|
|
" \n"
|
|
" return saturate(ret);\n"
|
|
"}\n";
|
|
|
|
static const char* BlockNames[] = {"LightingUniform"};
|
|
|
|
hecl::Runtime::ShaderCacheExtensions
|
|
CModelShaders::GetShaderExtensionsMetal(boo::IGraphicsDataFactory::Platform plat)
|
|
{
|
|
hecl::Runtime::ShaderCacheExtensions ext(plat);
|
|
ext.registerExtensionSlot({LightingMetal, "LightingFunc"}, {}, 1, BlockNames);
|
|
return ext;
|
|
}
|
|
|
|
}
|