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[Feat] (MG_Impl/Framebuffer): implement glDrawBuffer

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swung0x48
2026-01-04 23:21:19 +08:00
parent 52d98ee7c3
commit 2657edc003
2 changed files with 16 additions and 2 deletions
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MobileGL/MG_Impl/GLImpl/Framebuffer/GL_Framebuffer.cpp
+15 -2
View File
@@ -234,7 +234,7 @@ namespace MobileGL {
MG_State::pGLContext->RecordError( MG_State::pGLContext->RecordError(
ErrorCode::InvalidEnum, ErrorCode::InvalidEnum,
MakeShared<GenericErrorInfo>("MG_Impl/GLImpl", __func__, MakeShared<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
std::format("bufs[{}] = %s is not an accepted value.", i, std::format("bufs[{}] = {} is not an accepted value.", i,
MG_Util::ConvertGLEnumToString(bufs[i])))); MG_Util::ConvertGLEnumToString(bufs[i]))));
return; return;
} }
@@ -294,6 +294,15 @@ namespace MobileGL {
} }
} }
void DrawBuffer_State(GLenum buf) {
if (buf == GL_NONE) {
DrawBuffers_State(0, nullptr);
} else {
static GLenum bufs[] = {buf};
DrawBuffers_State(1, bufs);
}
}
void DeleteRenderbuffers_State(GLsizei n, const GLuint* renderbuffers) { void DeleteRenderbuffers_State(GLsizei n, const GLuint* renderbuffers) {
if (n < 0) { if (n < 0) {
MG_State::pGLContext->RecordError( MG_State::pGLContext->RecordError(
@@ -449,7 +458,7 @@ namespace MobileGL {
ErrorCode::InvalidEnum, ErrorCode::InvalidEnum,
MakeShared<GenericErrorInfo>( MakeShared<GenericErrorInfo>(
"MG_Impl/GLImpl", "GetRenderbufferParameteriv_State", "MG_Impl/GLImpl", "GetRenderbufferParameteriv_State",
std::format("pname %s is not an accepted value.", MG_Util::ConvertGLEnumToString(pname)))); std::format("pname {} is not an accepted value.", MG_Util::ConvertGLEnumToString(pname))));
return; return;
} }
} }
@@ -557,6 +566,10 @@ namespace MobileGL {
FramebufferRenderbuffer_State(target, attachment, renderbuffertarget, renderbuffer); FramebufferRenderbuffer_State(target, attachment, renderbuffertarget, renderbuffer);
} }
void DrawBuffer(GLenum buf) {
DrawBuffer_State(buf);
}
void DrawBuffers(GLsizei n, const GLenum* bufs) { void DrawBuffers(GLsizei n, const GLenum* bufs) {
DrawBuffers_State(n, bufs); DrawBuffers_State(n, bufs);
} }
MobileGL/MG_Impl/GLImpl/Framebuffer/GL_Framebuffer.h
+1
View File
@@ -43,6 +43,7 @@ namespace MobileGL {
void FramebufferTexture1D(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level); void FramebufferTexture1D(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
void FramebufferTexture(GLenum target, GLenum attachment, GLuint texture, GLint level); void FramebufferTexture(GLenum target, GLenum attachment, GLuint texture, GLint level);
void FramebufferRenderbuffer(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer); void FramebufferRenderbuffer(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer);
void DrawBuffer(GLenum buf);
void DrawBuffers(GLsizei n, const GLenum* bufs); void DrawBuffers(GLsizei n, const GLenum* bufs);
void DeleteRenderbuffers(GLsizei n, const GLuint* renderbuffers); void DeleteRenderbuffers(GLsizei n, const GLuint* renderbuffers);
void DeleteFramebuffers(GLsizei n, const GLuint* framebuffers); void DeleteFramebuffers(GLsizei n, const GLuint* framebuffers);