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[Feat] (MG_State/Program): GetShaderSource

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swung0x48
2025-08-11 23:19:10 +08:00
parent 408b62a495
commit af32784f37
1 changed files with 20 additions and 4 deletions
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MobileGL/MG_Impl/GLImpl/Program/GL_Program.cpp
+20 -4
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@@ -180,7 +180,23 @@ namespace MobileGL {
} }
void GetShaderSource_State(GLuint shader, GLsizei bufSize, GLsizei* length, GLchar* source) { void GetShaderSource_State(GLuint shader, GLsizei bufSize, GLsizei* length, GLchar* source) {
THROW_UNIMPL_EXCEPTION; if (bufSize < 0) {
MG_State::pGLContext->RecordError(
ErrorCode::InvalidValue,
MakeShared<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
"`bufSize` is less than 0."));
}
auto shaderObject = TryToGetShaderObject(shader);
if (!shaderObject)
return;
auto& src = shaderObject->GetShaderSource();
auto sz = std::min(bufSize - 1, (GLsizei)src.length());
if (length)
*length = sz;
memcpy(source, src.c_str(), sz);
source[sz] = '\0';
} }
GLint GetUniformLocation_State(GLuint program, const GLchar* name) { GLint GetUniformLocation_State(GLuint program, const GLchar* name) {
@@ -226,8 +242,8 @@ namespace MobileGL {
"`count` is less than 0.")); "`count` is less than 0."));
} }
auto programObject = TryToGetShaderObject(shader); auto shaderObject = TryToGetShaderObject(shader);
if (!programObject) if (!shaderObject)
return; return;
std::string src; std::string src;
@@ -235,7 +251,7 @@ namespace MobileGL {
src += src +=
(length[i] <= 0) ? string[i] : std::string(string[i], length[i]); (length[i] <= 0) ? string[i] : std::string(string[i], length[i]);
} }
programObject->SetShaderSource(Move(src)); shaderObject->SetShaderSource(Move(src));
} }
void UseProgram_State(GLuint program) { void UseProgram_State(GLuint program) {