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[Fix] (MG_State/VertexArray): use array to save attribs to maintain order and optimize performance

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swung0x48
2025-06-25 16:22:16 +08:00
parent 0359a4e97f
commit bf8aaaa9c1
6 changed files with 25 additions and 19 deletions
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MG/MG_GL/Implementations/GL/Drawing/GL_Drawing.cpp
+5 -2
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@@ -476,7 +476,9 @@ namespace MG_GL::GL {
std::unordered_map<GLuint, Diligent::IBuffer*> createdBuffers;
for (const auto& [attribIndex, attrib] : pVAO->attribs) {
// for (const auto& [attribIndex, attrib] : pVAO->attribs) {
for (uint32_t attribIndex = 0; attribIndex < MG_Constants::VertexArray::MAX_VERTEX_ATTRIBS; ++attribIndex) {
const auto& attrib = pVAO->attribs[attribIndex];
if (!attrib.enabled || attrib.buffer == 0) continue;
GLuint buffer = attrib.buffer;
@@ -569,7 +571,8 @@ namespace MG_GL::GL {
std::vector<Diligent::IBuffer*> vertexBuffers;
std::vector<Diligent::Uint64> offsets;
for (const auto& [attribIndex, attrib] : pVAO->attribs) {
for (uint32_t attribIndex = 0; attribIndex < MG_Constants::VertexArray::MAX_VERTEX_ATTRIBS; ++attribIndex) {
const auto& attrib = pVAO->attribs[attribIndex];
if (!attrib.enabled || attrib.buffer == 0) continue;
GLuint buffer = attrib.buffer;