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Only update attribute pointers at end instead of per vertex

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This commit is contained in:
UnknownShadow200 2024-08-11 19:39:27 +10:00
parent ba76d67154
commit 92ec1db643
1 changed files with 7 additions and 7 deletions
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14
GL/immediate.c
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@ -163,13 +163,6 @@ void APIENTRY glVertex3f(GLfloat x, GLfloat y, GLfloat z) {
IMVertex* vert = aligned_vector_extend(&VERTICES, 1);
/* Resizing could've invalidated the pointers */
IM_ATTRIBS.vertex.ptr = VERTICES.data;
IM_ATTRIBS.uv.ptr = IM_ATTRIBS.vertex.ptr + 12;
IM_ATTRIBS.st.ptr = IM_ATTRIBS.uv.ptr + 8;
IM_ATTRIBS.colour.ptr = IM_ATTRIBS.st.ptr + 8;
IM_ATTRIBS.normal.ptr = IM_ATTRIBS.colour.ptr + 4;
uint32_t* dest = (uint32_t*) &vert->x;
*(dest++) = *((uint32_t*) &x);
*(dest++) = *((uint32_t*) &y);
@ -254,6 +247,13 @@ void APIENTRY glNormal3fv(const GLfloat* v) {
void APIENTRY glEnd() {
IMMEDIATE_MODE_ACTIVE = GL_FALSE;
/* Resizing could've invalidated the pointers */
IM_ATTRIBS.vertex.ptr = VERTICES.data;
IM_ATTRIBS.uv.ptr = IM_ATTRIBS.vertex.ptr + 12;
IM_ATTRIBS.st.ptr = IM_ATTRIBS.uv.ptr + 8;
IM_ATTRIBS.colour.ptr = IM_ATTRIBS.st.ptr + 8;
IM_ATTRIBS.normal.ptr = IM_ATTRIBS.colour.ptr + 4;
GLuint* attrs = &ENABLED_VERTEX_ATTRIBUTES;
/* Redirect attrib pointers */