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Simplify slang_process.cpp

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This commit is contained in:
twinaphex 2019-11-11 18:55:33 +01:00
parent 95f68b0625
commit 25a417cdd7
1 changed files with 38 additions and 22 deletions
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60
gfx/drivers_shader/slang_process.cpp
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@ -51,18 +51,18 @@ static bool set_unique_map(unordered_map<string, P>& m,
} }
template <typename M, typename S> template <typename M, typename S>
static string get_semantic_name(const unordered_map<string, M>* map, static const char *get_semantic_name(const unordered_map<string, M>* map,
S semantic, unsigned index) S semantic, unsigned index)
{ {
for (const pair<string, M>& m : *map) for (const pair<string, M>& m : *map)
{ {
if (m.second.semantic == semantic && m.second.index == index) if (m.second.semantic == semantic && m.second.index == index)
return m.first; return m.first.c_str();
} }
return string(); return "";
} }
static string static const char *
get_semantic_name(slang_reflection& reflection, get_semantic_name(slang_reflection& reflection,
slang_semantic semantic, unsigned index) slang_semantic semantic, unsigned index)
{ {
@ -74,37 +74,53 @@ get_semantic_name(slang_reflection& reflection,
"FrameDirection", "FrameDirection",
}; };
if ((int)semantic < sizeof(names) / sizeof(*names)) if ((int)semantic < sizeof(names) / sizeof(*names))
return std::string(names[semantic]); return names[semantic];
return get_semantic_name(reflection.semantic_map, semantic, index); return get_semantic_name(reflection.semantic_map, semantic, index);
} }
static string static const char *
get_semantic_name(slang_reflection& reflection, get_semantic_name(slang_reflection& reflection,
slang_texture_semantic semantic, unsigned index) slang_texture_semantic semantic, unsigned index)
{ {
static const char* names[] = { static const char* names[] = {
"Original", "Source", "OriginalHistory", "PassOutput", "PassFeedback", "Original",
"Source",
"OriginalHistory",
"PassOutput",
"PassFeedback",
}; };
if ((int)semantic < (int)SLANG_TEXTURE_SEMANTIC_ORIGINAL_HISTORY) if ((int)semantic < (int)SLANG_TEXTURE_SEMANTIC_ORIGINAL_HISTORY)
return std::string(names[semantic]); return names[semantic];
else if ((int)semantic < sizeof(names) / sizeof(*names)) if ((int)semantic < sizeof(names) / sizeof(*names))
return std::string(names[semantic]) + to_string(index); {
static char buf[32] = {0};
snprintf(buf, sizeof(buf), "%s%u", names[semantic], index);
return buf;
}
return get_semantic_name(reflection.texture_semantic_map, semantic, index); return get_semantic_name(reflection.texture_semantic_map, semantic, index);
} }
static string get_size_semantic_name( static const char *get_size_semantic_name(
slang_reflection& reflection, slang_reflection& reflection,
slang_texture_semantic semantic, unsigned index) slang_texture_semantic semantic, unsigned index)
{ {
static const char* names[] = { static const char* names[] = {
"OriginalSize", "SourceSize", "OriginalHistorySize", "PassOutputSize", "PassFeedbackSize", "OriginalSize",
"SourceSize",
"OriginalHistorySize",
"PassOutputSize",
"PassFeedbackSize",
}; };
if ((int)semantic < (int)SLANG_TEXTURE_SEMANTIC_ORIGINAL_HISTORY) if ((int)semantic < (int)SLANG_TEXTURE_SEMANTIC_ORIGINAL_HISTORY)
return std::string(names[semantic]); return names[semantic];
if ((int)semantic < sizeof(names) / sizeof(*names)) if ((int)semantic < sizeof(names) / sizeof(*names))
return std::string(names[semantic]) + to_string(index); {
static char buf[32] = {0};
snprintf(buf, sizeof(buf), "%s%u", names[semantic], index);
return buf;
}
return get_semantic_name(reflection.texture_semantic_uniform_map, semantic, index); return get_semantic_name(reflection.texture_semantic_uniform_map, semantic, index);
} }
@ -214,10 +230,10 @@ static bool slang_process_reflection(
uniform_sem_t uniform = { map->uniforms[semantic], uniform_sem_t uniform = { map->uniforms[semantic],
src.num_components src.num_components
* (unsigned)sizeof(float) }; * (unsigned)sizeof(float) };
string uniform_id = get_semantic_name( const char *uniform_id = get_semantic_name(
sl_reflection, (slang_semantic)semantic, 0); sl_reflection, (slang_semantic)semantic, 0);
strlcpy(uniform.id, uniform_id.c_str(), sizeof(uniform.id)); strlcpy(uniform.id, uniform_id, sizeof(uniform.id));
if (src.push_constant) if (src.push_constant)
{ {
@ -241,9 +257,9 @@ static bool slang_process_reflection(
uniform_sem_t uniform = { uniform_sem_t uniform = {
&shader_info->parameters[i].current, sizeof(float) }; &shader_info->parameters[i].current, sizeof(float) };
string uniform_id = get_semantic_name( const char *uniform_id = get_semantic_name(
sl_reflection, SLANG_SEMANTIC_FLOAT_PARAMETER, i); sl_reflection, SLANG_SEMANTIC_FLOAT_PARAMETER, i);
strlcpy(uniform.id, uniform_id.c_str(), sizeof(uniform.id)); strlcpy(uniform.id, uniform_id, sizeof(uniform.id));
if (src.push_constant) if (src.push_constant)
{ {
@ -286,10 +302,10 @@ static bool slang_process_reflection(
} }
texture.stage_mask = src.stage_mask; texture.stage_mask = src.stage_mask;
texture.binding = src.binding; texture.binding = src.binding;
string id = get_semantic_name( const char *id = get_semantic_name(
sl_reflection, (slang_texture_semantic)semantic, index); sl_reflection, (slang_texture_semantic)semantic, index);
strlcpy(texture.id, id.c_str(), sizeof(texture.id)); strlcpy(texture.id, id, sizeof(texture.id));
textures.push_back(texture); textures.push_back(texture);
@ -309,12 +325,12 @@ static bool slang_process_reflection(
4 * sizeof(float) 4 * sizeof(float)
}; };
string uniform_id = const char *uniform_id =
get_size_semantic_name( get_size_semantic_name(
sl_reflection, sl_reflection,
(slang_texture_semantic)semantic, index); (slang_texture_semantic)semantic, index);
strlcpy(uniform.id, uniform_id.c_str(), sizeof(uniform.id)); strlcpy(uniform.id, uniform_id, sizeof(uniform.id));
if (src.push_constant) if (src.push_constant)
{ {