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Added interpolator qualifier support.

This commit is contained in:
Branimir Karadžić 2014-06-25 18:43:26 -07:00
parent c7a257c27d
commit 0ebb4923fc
5 changed files with 96 additions and 29 deletions
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8
3rdparty/glsl-optimizer/src/glsl/glsl_lexer.cpp vendored
View File

@ -1961,7 +1961,7 @@ DEPRECATED_ES_KEYWORD(VARYING);
case 66:
YY_RULE_SETUP
#line 294 "src/glsl/glsl_lexer.ll"
KEYWORD(120, 300, 120, 300, CENTROID);
KEYWORD(120, 100, 120, 100, CENTROID);
YY_BREAK
case 67:
YY_RULE_SETUP
@ -1971,17 +1971,17 @@ KEYWORD(120, 100, 120, 100, INVARIANT);
case 68:
YY_RULE_SETUP
#line 296 "src/glsl/glsl_lexer.ll"
KEYWORD(130, 100, 130, 300, FLAT);
KEYWORD(120, 100, 120, 100, FLAT);
YY_BREAK
case 69:
YY_RULE_SETUP
#line 297 "src/glsl/glsl_lexer.ll"
KEYWORD(130, 300, 130, 300, SMOOTH);
KEYWORD(120, 100, 120, 100, SMOOTH);
YY_BREAK
case 70:
YY_RULE_SETUP
#line 298 "src/glsl/glsl_lexer.ll"
KEYWORD(130, 300, 130, 0, NOPERSPECTIVE);
KEYWORD(120, 100, 120, 100, NOPERSPECTIVE);
YY_BREAK
case 71:
YY_RULE_SETUP

8
3rdparty/glsl-optimizer/src/glsl/glsl_lexer.ll vendored
View File

@ -291,11 +291,11 @@ out return OUT_TOK;
inout return INOUT_TOK;
uniform return UNIFORM;
varying DEPRECATED_ES_KEYWORD(VARYING);
centroid KEYWORD(120, 300, 120, 300, CENTROID);
centroid KEYWORD(120, 100, 120, 100, CENTROID);
invariant KEYWORD(120, 100, 120, 100, INVARIANT);
flat KEYWORD(130, 100, 130, 300, FLAT);
smooth KEYWORD(130, 300, 130, 300, SMOOTH);
noperspective KEYWORD(130, 300, 130, 0, NOPERSPECTIVE);
flat KEYWORD(120, 100, 120, 100, FLAT);
smooth KEYWORD(120, 100, 120, 100, SMOOTH);
noperspective KEYWORD(120, 100, 120, 100, NOPERSPECTIVE);
sampler1D DEPRECATED_ES_KEYWORD(SAMPLER1D);
sampler2D return SAMPLER2D;

4
3rdparty/glsl-optimizer/src/glsl/ir_print_glsl_visitor.cpp vendored
View File

@ -303,7 +303,7 @@ void ir_print_glsl_visitor::newline_deindent()
void ir_print_glsl_visitor::print_var_name (ir_variable* v)
{
long id = (long)hash_table_find (globals->var_hash, v);
uintptr_t id = (uintptr_t)hash_table_find (globals->var_hash, v);
if (!id && v->data.mode == ir_var_temporary)
{
id = ++globals->var_counter;
@ -418,7 +418,7 @@ void ir_print_glsl_visitor::visit(ir_variable *ir)
// give an id to any variable defined in a function that is not an uniform
if ((this->mode == kPrintGlslNone && ir->data.mode != ir_var_uniform))
{
long id = (long)hash_table_find (globals->var_hash, ir);
uintptr_t id = (uintptr_t)hash_table_find (globals->var_hash, ir);
if (id == 0)
{
id = ++globals->var_counter;

9
src/renderer_gl.cpp
View File

@ -3117,6 +3117,12 @@ namespace bgfx
if (BX_ENABLED(BGFX_CONFIG_RENDERER_OPENGLES)
&& BX_ENABLED(BGFX_CONFIG_RENDERER_OPENGLES < 30) )
{
writeString(&writer
, "#define flat\n"
"#define smooth\n"
"#define noperspective\n"
);
bool usesDerivatives = s_extension[Extension::OES_standard_derivatives].m_supported
&& bx::findIdentifierMatch(code, s_OES_standard_derivatives)
;
@ -3257,6 +3263,9 @@ namespace bgfx
, "#define lowp\n"
"#define mediump\n"
"#define highp\n"
"#define flat\n"
"#define smooth\n"
"#define noperspective\n"
);
bx::write(&writer, code, codeLen);

78
tools/shaderc/shaderc.cpp
View File

@ -4,29 +4,29 @@
*/
#define _BX_TRACE(_format, ...) \
do { \
BX_MACRO_BLOCK_BEGIN \
if (g_verbose) \
{ \
fprintf(stderr, BX_FILE_LINE_LITERAL "" _format "\n", ##__VA_ARGS__); \
} \
} while(0)
BX_MACRO_BLOCK_END
#define _BX_WARN(_condition, _format, ...) \
do { \
BX_MACRO_BLOCK_BEGIN \
if (!(_condition) ) \
{ \
BX_TRACE("WARN " _format, ##__VA_ARGS__); \
} \
} while(0)
BX_MACRO_BLOCK_END
#define _BX_CHECK(_condition, _format, ...) \
do { \
BX_MACRO_BLOCK_BEGIN \
if (!(_condition) ) \
{ \
BX_TRACE("CHECK " _format, ##__VA_ARGS__); \
bx::debugBreak(); \
} \
} while(0)
BX_MACRO_BLOCK_END
#define BX_TRACE _BX_TRACE
#define BX_WARN _BX_WARN
@ -250,6 +250,20 @@ struct Uniform
};
typedef std::vector<Uniform> UniformArray;
const char* interpolationDx11(const char* _glsl)
{
if (0 == strcmp(_glsl, "smooth") )
{
return "linear";
}
else if (0 == strcmp(_glsl, "flat") )
{
return "nointerpolation";
}
return _glsl; // noperspective
}
#if BX_PLATFORM_WINDOWS
struct UniformRemapDx9
{
@ -485,6 +499,7 @@ private:
struct Varying
{
std::string m_precision;
std::string m_interpolation;
std::string m_name;
std::string m_type;
std::string m_init;
@ -1668,6 +1683,7 @@ void help(const char* _error = NULL)
" nacl\n"
" osx\n"
" windows\n"
" --preprocess Preprocess only.\n"
" --raw Do not process shader. No preprocessor, and no glsl-optimizer (GLSL only).\n"
" --type <type> Shader type (vertex, fragment)\n"
" --varyingdef <file path> Path to varying.def.sc file.\n"
@ -1915,6 +1931,7 @@ int main(int _argc, const char* _argv[])
if (NULL != eol)
{
const char* precision = NULL;
const char* interpolation = NULL;
const char* type = parse;
if (0 == strncmp(type, "lowp", 4)
@ -1924,6 +1941,15 @@ int main(int _argc, const char* _argv[])
precision = type;
type = parse = bx::strws(bx::strword(parse) );
}
if (0 == strncmp(type, "flat", 4)
|| 0 == strncmp(type, "smooth", 6)
|| 0 == strncmp(type, "noperspective", 13) )
{
interpolation = type;
type = parse = bx::strws(bx::strword(parse) );
}
const char* name = parse = bx::strws(bx::strword(parse) );
const char* column = parse = bx::strws(bx::strword(parse) );
const char* semantics = parse = bx::strws(bx::strnws (parse) );
@ -1941,6 +1967,12 @@ int main(int _argc, const char* _argv[])
{
var.m_precision.assign(precision, bx::strword(precision)-precision);
}
if (NULL != interpolation)
{
var.m_interpolation.assign(interpolation, bx::strword(interpolation)-interpolation);
}
var.m_type.assign(type, bx::strword(type)-type);
var.m_name.assign(name, bx::strword(name)-name);
var.m_semantics.assign(semantics, bx::strword(semantics)-semantics);
@ -1959,6 +1991,8 @@ int main(int _argc, const char* _argv[])
}
}
BX_TRACE("1");
InOut shaderInputs;
InOut shaderOutputs;
uint32_t inputHash = 0;
@ -2022,6 +2056,8 @@ int main(int _argc, const char* _argv[])
}
}
BX_TRACE("2");
if (raw)
{
{
@ -2122,18 +2158,21 @@ int main(int _argc, const char* _argv[])
{
const Varying& var = varyingIt->second;
const char* name = var.m_name.c_str();
if (0 == strncmp(name, "a_", 2)
|| 0 == strncmp(name, "i_", 2) )
{
preprocessor.writef("attribute %s %s %s;\n"
preprocessor.writef("attribute %s %s %s %s;\n"
, var.m_precision.c_str()
, var.m_interpolation.c_str()
, var.m_type.c_str()
, name
);
}
else
{
preprocessor.writef("varying %s %s %s;\n"
preprocessor.writef("%s varying %s %s %s;\n"
, var.m_interpolation.c_str()
, var.m_precision.c_str()
, var.m_type.c_str()
, name
@ -2148,7 +2187,11 @@ int main(int _argc, const char* _argv[])
if (varyingIt != varyingMap.end() )
{
const Varying& var = varyingIt->second;
preprocessor.writef("varying %s %s;\n", var.m_type.c_str(), var.m_name.c_str() );
preprocessor.writef("%s varying %s %s;\n"
, var.m_interpolation.c_str()
, var.m_type.c_str()
, var.m_name.c_str()
);
}
}
}
@ -2169,6 +2212,15 @@ int main(int _argc, const char* _argv[])
"#define mat4 float4x4\n"
);
if (hlsl < 4)
{
preprocessor.writef(
"#define flat\n"
"#define smooth\n"
"#define noperspective\n"
);
}
entry[4] = '_';
if ('f' == shaderType)
@ -2208,7 +2260,13 @@ int main(int _argc, const char* _argv[])
if (varyingIt != varyingMap.end() )
{
const Varying& var = varyingIt->second;
preprocessor.writef(" \\\n\t%s%s %s : %s", arg++ > 0 ? ", " : " ", var.m_type.c_str(), var.m_name.c_str(), var.m_semantics.c_str() );
preprocessor.writef(" \\\n\t%s%s %s %s : %s"
, arg++ > 0 ? ", " : " "
, interpolationDx11(var.m_interpolation.c_str() )
, var.m_type.c_str()
, var.m_name.c_str()
, var.m_semantics.c_str()
);
}
}