mirror of
https://github.com/OpenFusionProject/scripts.git
synced 2024-11-14 11:10:06 +00:00
Standalone support for basic fragment shaders
This commit is contained in:
parent
869d5b1976
commit
d0e67d55c9
@ -29,11 +29,13 @@ reserved = {
|
||||
}
|
||||
|
||||
decls = {
|
||||
"dcl_position": "float4 {0} = vardat.vertex;",
|
||||
"dcl_normal": "float4 {0} = float4(vardat.normal.x, vardat.normal.y, vardat.normal.z, 0);",
|
||||
"dcl_texcoord0": "float4 {0} = vardat.texcoord;",
|
||||
"dcl_texcoord1": "float4 {0} = vardat.texcoord1;",
|
||||
"dcl_color": "float4 {0} = vardat.color;",
|
||||
"dcl_position": "float4 {0} = vdat.vertex;",
|
||||
"dcl_normal": "float4 {0} = float4(vdat.normal.x, vdat.normal.y, vdat.normal.z, 0);",
|
||||
"dcl_texcoord0": "float4 {0} = vdat.texcoord;",
|
||||
"dcl_texcoord1": "float4 {0} = vdat.texcoord1;",
|
||||
"dcl_color": "float4 {0} = vdat.color;",
|
||||
"dcl_2d": "; // no operation",
|
||||
"dcl": "float4 {0[0]}{0[1]} = pdat.{0[0]}{0[1]};",
|
||||
"def": "const float4 {0} = float4({1}, {2}, {3}, {4});",
|
||||
}
|
||||
|
||||
@ -51,9 +53,10 @@ ops = {
|
||||
"slt": "{0} = float4(({1}.x < {2}.x) ? 1.0f : 0.0f, ({1}.y < {2}.y) ? 1.0f : 0.0f, ({1}.z < {2}.z) ? 1.0f : 0.0f, ({1}.w < {2}.w) ? 1.0f : 0.0f);",
|
||||
"sge": "{0} = float4(({1}.x >= {2}.x) ? 1.0f : 0.0f, ({1}.y >= {2}.y) ? 1.0f : 0.0f, ({1}.z >= {2}.z) ? 1.0f : 0.0f, ({1}.w >= {2}.w) ? 1.0f : 0.0f);",
|
||||
"rcp": "{0} = ({1} == 0.0f) ? FLT_MAX : (({1} == 1.0f) ? {1} : (1 / {1}));",
|
||||
"texld": "{0} = tex2D({2}, {1});",
|
||||
}
|
||||
|
||||
struct_appdata = """struct appdata {
|
||||
struct_a2v = """struct a2v {
|
||||
\tfloat4 vertex : POSITION;
|
||||
\tfloat3 normal : NORMAL;
|
||||
\tfloat4 texcoord : TEXCOORD0;
|
||||
@ -76,6 +79,11 @@ struct_v2f = f"""struct v2f {{
|
||||
}};
|
||||
"""
|
||||
|
||||
struct_f2a = """struct f2a {
|
||||
\tfloat4 c0;
|
||||
};
|
||||
"""
|
||||
|
||||
cg_header = """CGPROGRAM
|
||||
#include "UnityCG.cginc"
|
||||
#pragma exclude_renderers xbox360 ps3 gles
|
||||
@ -83,14 +91,27 @@ cg_header = """CGPROGRAM
|
||||
|
||||
cg_footer = """ENDCG"""
|
||||
|
||||
vertex_header = """v2f vert(appdata vardat) {
|
||||
vertex_func = """v2f vert(a2v vdat) {{
|
||||
\tfloat4 r0, r1, r2, r3, r4;
|
||||
\tfloat4 tmp;
|
||||
\tv2f o;
|
||||
|
||||
{0}
|
||||
|
||||
\treturn o;
|
||||
}}
|
||||
"""
|
||||
|
||||
vertex_footer = """\treturn o;
|
||||
}"""
|
||||
fragment_func = """float4 frag(v2f pdat) {{
|
||||
\tfloat4 r0, r1, r2, r3, r4;
|
||||
\tfloat4 tmp;
|
||||
\tf2a o;
|
||||
|
||||
{0}
|
||||
|
||||
\treturn o.c0;
|
||||
}}
|
||||
"""
|
||||
|
||||
def process_header(prog):
|
||||
keywords = []
|
||||
@ -165,6 +186,7 @@ def process_header(prog):
|
||||
key = f"s{textures}"
|
||||
val = dec[1][1:-1]
|
||||
loctab[key] = val
|
||||
locdecl.append(f"sampler2D {val};")
|
||||
textures = textures + 1
|
||||
|
||||
del prog[i]
|
||||
@ -205,6 +227,8 @@ def resolve_args(args, loctab, consts):
|
||||
pass
|
||||
elif arg[0] == 'v':
|
||||
pass
|
||||
elif arg[0] == 't':
|
||||
pass
|
||||
elif arg[0] == 'c':
|
||||
if arg not in consts:
|
||||
arg = loctab[arg]
|
||||
@ -239,12 +263,14 @@ def decode(code, args):
|
||||
lines.append(f"{target}.{c} = tmp.{c};")
|
||||
return lines
|
||||
else:
|
||||
raise ValueError(f"Unknown code {code}")
|
||||
raise ValueError(f"Unknown opcode {code}")
|
||||
|
||||
def process_asm(asm, loctab):
|
||||
shadertype = ""
|
||||
if asm[0] == "\"vs_1_1":
|
||||
shadertype = "vertex"
|
||||
elif asm[0] == "\"ps_2_0":
|
||||
shadertype = "fragment"
|
||||
else:
|
||||
raise ValueError(f"Unsupported shader type: {asm[0][1:]}")
|
||||
|
||||
@ -266,6 +292,10 @@ def process_asm(asm, loctab):
|
||||
|
||||
if code == "def":
|
||||
consts.add(args[0])
|
||||
|
||||
pp = code.find("_pp")
|
||||
if pp > -1:
|
||||
code = code[:pp]
|
||||
|
||||
resolve_args(args, loctab, consts)
|
||||
disasm = decode(code, args)
|
||||
@ -281,20 +311,23 @@ def disassemble(text):
|
||||
(keywords, header, loctab, locdecl) = process_header(asm)
|
||||
(shadertype, disasm) = process_asm(asm, loctab)
|
||||
|
||||
text = "\n".join(header) + "\n"
|
||||
text = "\n".join(header) + "\n" if len(header) > 0 else ""
|
||||
text += cg_header
|
||||
if keywords:
|
||||
text += "#pragma multi_compile " + " ".join(keywords)
|
||||
if shadertype == "vertex":
|
||||
text += "#pragma vertex vert\n\n"
|
||||
text += struct_appdata + "\n"
|
||||
text += struct_v2f + "\n"
|
||||
text += "#pragma vertex vert\n"
|
||||
if shadertype == "fragment":
|
||||
text += "#pragma fragment frag\n"
|
||||
text += "\n"
|
||||
text += struct_a2v + "\n"
|
||||
text += struct_v2f + "\n"
|
||||
text += struct_f2a + "\n"
|
||||
text += "\n".join(locdecl) + "\n"
|
||||
if shadertype == "vertex":
|
||||
text += vertex_header + "\n"
|
||||
text += "\t" + "\n\t".join(disasm) + "\n\n"
|
||||
if shadertype == "vertex":
|
||||
text += vertex_footer + "\n"
|
||||
text += vertex_func.format("\t" + "\n\t".join(disasm))
|
||||
if shadertype == "fragment":
|
||||
text += fragment_func.format("\t" + "\n\t".join(disasm))
|
||||
text += cg_footer
|
||||
return text
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user