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Partially revert "Now CG plays nice with this new stuff."

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This reverts commit 3943840d5c.

Suppport for old GLSL versions has been dropped, so to make things less ugly we can use a structure for lights again.
This commit is contained in:
NeoBrainX
2013-03-26 18:07:42 +01:00
parent ae62af8a93
commit 30f1a4b4fe
3 changed files with 18 additions and 16 deletions
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26
Source/Core/VideoCommon/Src/LightingShaderGen.cpp
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@ -47,13 +47,13 @@ char *GenerateLightShader(char *p, int index, const LitChannel& chan, const char
// atten disabled
switch (chan.diffusefunc) {
case LIGHTDIF_NONE:
WRITE(p, "lacc.%s += %s[%d].%s;\n", swizzle, lightsName, index * 5, swizzle);
WRITE(p, "lacc.%s += %s[%d].col.%s;\n", swizzle, lightsName, index, swizzle);
break;
case LIGHTDIF_SIGN:
case LIGHTDIF_CLAMP:
WRITE(p, "ldir = normalize(%s[%d + 3].xyz - pos.xyz);\n", lightsName, index * 5);
WRITE(p, "lacc.%s += %sdot(ldir, _norm0)) * %s[%d].%s;\n",
swizzle, chan.diffusefunc != LIGHTDIF_SIGN ? "max(0.0f," :"(", lightsName, index * 5, swizzle);
WRITE(p, "ldir = normalize(%s[%d].pos.xyz - pos.xyz);\n", lightsName, index);
WRITE(p, "lacc.%s += %sdot(ldir, _norm0)) * %s[%d].col.%s;\n",
swizzle, chan.diffusefunc != LIGHTDIF_SIGN ? "max(0.0f," :"(", lightsName, index, swizzle);
break;
default: _assert_(0);
}
@ -62,32 +62,32 @@ char *GenerateLightShader(char *p, int index, const LitChannel& chan, const char
if (chan.attnfunc == 3)
{ // spot
WRITE(p, "ldir = %s[%d + 3].xyz - pos.xyz;\n", lightsName, index * 5);
WRITE(p, "ldir = %s[%d].pos.xyz - pos.xyz;\n", lightsName, index);
WRITE(p, "dist2 = dot(ldir, ldir);\n"
"dist = sqrt(dist2);\n"
"ldir = ldir / dist;\n"
"attn = max(0.0f, dot(ldir, %s[%d + 4].xyz));\n", lightsName, index * 5);
WRITE(p, "attn = max(0.0f, dot(%s[%d + 1].xyz, float3(1.0f, attn, attn*attn))) / dot(%s[%d + 2].xyz, float3(1.0f,dist,dist2));\n", lightsName, index * 5, lightsName, index * 5);
"attn = max(0.0f, dot(ldir, %s[%d].dir.xyz));\n", lightsName, index);
WRITE(p, "attn = max(0.0f, dot(%s[%d].cosatt.xyz, float3(1.0f, attn, attn*attn))) / dot(%s[%d].distatt.xyz, float3(1.0f,dist,dist2));\n", lightsName, index, lightsName, index);
}
else if (chan.attnfunc == 1)
{ // specular
WRITE(p, "ldir = normalize(%s[%d + 3].xyz);\n", lightsName, index * 5);
WRITE(p, "attn = (dot(_norm0,ldir) >= 0.0f) ? max(0.0f, dot(_norm0, %s[%d + 4].xyz)) : 0.0f;\n", lightsName, index * 5);
WRITE(p, "attn = max(0.0f, dot(%s[%d + 1].xyz, float3(1,attn,attn*attn))) / dot(%s[%d + 2].xyz, float3(1,attn,attn*attn));\n", lightsName, index * 5, lightsName, index * 5);
WRITE(p, "ldir = normalize(%s[%d].pos.xyz);\n", lightsName, index);
WRITE(p, "attn = (dot(_norm0,ldir) >= 0.0f) ? max(0.0f, dot(_norm0, %s[%d].dir.xyz)) : 0.0f;\n", lightsName, index);
WRITE(p, "attn = max(0.0f, dot(%s[%d].cosatt.xyz, float3(1,attn,attn*attn))) / dot(%s[%d].distatt.xyz, float3(1,attn,attn*attn));\n", lightsName, index, lightsName, index);
}
switch (chan.diffusefunc)
{
case LIGHTDIF_NONE:
WRITE(p, "lacc.%s += attn * %s[%d].%s;\n", swizzle, lightsName, index * 5, swizzle);
WRITE(p, "lacc.%s += attn * %s[%d].col.%s;\n", swizzle, lightsName, index, swizzle);
break;
case LIGHTDIF_SIGN:
case LIGHTDIF_CLAMP:
WRITE(p, "lacc.%s += attn * %sdot(ldir, _norm0)) * %s[%d].%s;\n",
WRITE(p, "lacc.%s += attn * %sdot(ldir, _norm0)) * %s[%d].col.%s;\n",
swizzle,
chan.diffusefunc != LIGHTDIF_SIGN ? "max(0.0f," :"(",
lightsName,
index * 5,
index,
swizzle);
break;
default: _assert_(0);