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- Add initial postprocess shader support to GLDEFS file

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This commit is contained in:
Magnus Norddahl 2017-07-03 01:26:02 +02:00
commit ee6d7cf17e
3 changed files with 156 additions and 39 deletions
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131
src/gl/shaders/gl_shader.cpp
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@ -669,63 +669,98 @@ void gl_DestroyUserShaders()
//
//==========================================================================
TArray<PostProcessShader> PostProcessShaders;
void gl_ParseHardwareShader(FScanner &sc, int deflump)
{
int type = FTexture::TEX_Any;
bool disable_fullbright=false;
bool thiswad = false;
bool iwad = false;
int maplump = -1;
FString maplumpname;
float speed = 1.f;
sc.MustGetString();
if (sc.Compare("texture")) type = FTexture::TEX_Wall;
else if (sc.Compare("flat")) type = FTexture::TEX_Flat;
else if (sc.Compare("sprite")) type = FTexture::TEX_Sprite;
else sc.UnGet();
sc.MustGetString();
FTextureID no = TexMan.CheckForTexture(sc.String, type);
FTexture *tex = TexMan[no];
sc.MustGetToken('{');
while (!sc.CheckToken('}'))
if (sc.Compare("postprocess"))
{
sc.MustGetString();
if (sc.Compare("shader"))
PostProcessShader shaderdesc;
shaderdesc.Target = sc.String;
sc.MustGetToken('{');
while (!sc.CheckToken('}'))
{
sc.MustGetString();
maplumpname = sc.String;
}
else if (sc.Compare("speed"))
{
sc.MustGetFloat();
speed = float(sc.Float);
}
}
if (!tex)
{
return;
}
if (maplumpname.IsNotEmpty())
{
if (tex->bWarped != 0)
{
Printf("Cannot combine warping with hardware shader on texture '%s'\n", tex->Name.GetChars());
return;
}
tex->gl_info.shaderspeed = speed;
for(unsigned i=0;i<usershaders.Size();i++)
{
if (!usershaders[i].CompareNoCase(maplumpname))
if (sc.Compare("shader"))
{
tex->gl_info.shaderindex = i + FIRST_USER_SHADER;
return;
sc.MustGetString();
shaderdesc.ShaderLumpName = sc.String;
sc.MustGetNumber();
shaderdesc.ShaderVersion = sc.Number;
}
else if (sc.Compare("texture"))
{
sc.MustGetString();
FTextureID no = TexMan.CheckForTexture(sc.String, FTexture::TEX_Wall);
shaderdesc.Texture = TexMan[no];
}
}
tex->gl_info.shaderindex = usershaders.Push(maplumpname) + FIRST_USER_SHADER;
}
PostProcessShaders.Push(shaderdesc);
}
else
{
int type = FTexture::TEX_Any;
if (sc.Compare("texture")) type = FTexture::TEX_Wall;
else if (sc.Compare("flat")) type = FTexture::TEX_Flat;
else if (sc.Compare("sprite")) type = FTexture::TEX_Sprite;
else sc.UnGet();
bool disable_fullbright = false;
bool thiswad = false;
bool iwad = false;
int maplump = -1;
FString maplumpname;
float speed = 1.f;
sc.MustGetString();
FTextureID no = TexMan.CheckForTexture(sc.String, type);
FTexture *tex = TexMan[no];
sc.MustGetToken('{');
while (!sc.CheckToken('}'))
{
sc.MustGetString();
if (sc.Compare("shader"))
{
sc.MustGetString();
maplumpname = sc.String;
}
else if (sc.Compare("speed"))
{
sc.MustGetFloat();
speed = float(sc.Float);
}
}
if (!tex)
{
return;
}
if (maplumpname.IsNotEmpty())
{
if (tex->bWarped != 0)
{
Printf("Cannot combine warping with hardware shader on texture '%s'\n", tex->Name.GetChars());
return;
}
tex->gl_info.shaderspeed = speed;
for (unsigned i = 0; i < usershaders.Size(); i++)
{
if (!usershaders[i].CompareNoCase(maplumpname))
{
tex->gl_info.shaderindex = i + FIRST_USER_SHADER;
return;
}
}
tex->gl_info.shaderindex = usershaders.Push(maplumpname) + FIRST_USER_SHADER;
}
}
}