OpenGL3: Make VertexType reference and not store the attribute list

This commit is contained in:
numzero 2023-10-07 20:30:18 +03:00 committed by sfan5
parent 3b198bdfda
commit 063079b372
1 changed files with 8 additions and 12 deletions

View File

@ -46,25 +46,21 @@ namespace video
struct VertexType {
int VertexSize;
int AttributeCount;
VertexAttribute Attributes[];
VertexType(const VertexType &) = delete;
VertexType &operator= (const VertexType &) = delete;
std::initializer_list<VertexAttribute> Attributes; // Extends lifetime when used properly!
};
static const VertexAttribute *begin(const VertexType &type)
{
return type.Attributes;
return type.Attributes.begin();
}
static const VertexAttribute *end(const VertexType &type)
{
return type.Attributes + type.AttributeCount;
return type.Attributes.end();
}
static constexpr VertexType vtStandard = {
sizeof(S3DVertex), 4, {
sizeof(S3DVertex), {
{EVA_POSITION, 3, GL_FLOAT, VertexAttribute::Mode::Regular, offsetof(S3DVertex, Pos)},
{EVA_NORMAL, 3, GL_FLOAT, VertexAttribute::Mode::Regular, offsetof(S3DVertex, Normal)},
{EVA_COLOR, 4, GL_UNSIGNED_BYTE, VertexAttribute::Mode::Normalized, offsetof(S3DVertex, Color)},
@ -76,7 +72,7 @@ namespace video
#pragma GCC diagnostic ignored "-Winvalid-offsetof"
static constexpr VertexType vt2TCoords = {
sizeof(S3DVertex2TCoords), 5, {
sizeof(S3DVertex2TCoords), {
{EVA_POSITION, 3, GL_FLOAT, VertexAttribute::Mode::Regular, offsetof(S3DVertex2TCoords, Pos)},
{EVA_NORMAL, 3, GL_FLOAT, VertexAttribute::Mode::Regular, offsetof(S3DVertex2TCoords, Normal)},
{EVA_COLOR, 4, GL_UNSIGNED_BYTE, VertexAttribute::Mode::Normalized, offsetof(S3DVertex2TCoords, Color)},
@ -86,7 +82,7 @@ namespace video
};
static constexpr VertexType vtTangents = {
sizeof(S3DVertexTangents), 6, {
sizeof(S3DVertexTangents), {
{EVA_POSITION, 3, GL_FLOAT, VertexAttribute::Mode::Regular, offsetof(S3DVertexTangents, Pos)},
{EVA_NORMAL, 3, GL_FLOAT, VertexAttribute::Mode::Regular, offsetof(S3DVertexTangents, Normal)},
{EVA_COLOR, 4, GL_UNSIGNED_BYTE, VertexAttribute::Mode::Normalized, offsetof(S3DVertexTangents, Color)},
@ -109,7 +105,7 @@ namespace video
}
static constexpr VertexType vt2DImage = {
sizeof(S3DVertex), 3, {
sizeof(S3DVertex), {
{EVA_POSITION, 3, GL_FLOAT, VertexAttribute::Mode::Regular, offsetof(S3DVertex, Pos)},
{EVA_COLOR, 4, GL_UNSIGNED_BYTE, VertexAttribute::Mode::Normalized, offsetof(S3DVertex, Color)},
{EVA_TCOORD0, 2, GL_FLOAT, VertexAttribute::Mode::Regular, offsetof(S3DVertex, TCoords)},
@ -117,7 +113,7 @@ namespace video
};
static constexpr VertexType vtPrimitive = {
sizeof(S3DVertex), 2, {
sizeof(S3DVertex), {
{EVA_POSITION, 3, GL_FLOAT, VertexAttribute::Mode::Regular, offsetof(S3DVertex, Pos)},
{EVA_COLOR, 4, GL_UNSIGNED_BYTE, VertexAttribute::Mode::Normalized, offsetof(S3DVertex, Color)},
},