okseby/Quake-III-Arena
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

OpenGL2: Store normals/tangents as int16_t[4].

Browse source
This commit is contained in:
SmileTheory 2016-09-06 00:57:15 -07:00
parent 762f50757d
commit dfbaf50324
13 changed files with 288 additions and 1042 deletions
Download patch file Download diff file Expand all files Collapse all files

23
code/renderergl2/tr_marks.c
View file

@ -350,17 +350,21 @@ int R_MarkFragments( int numPoints, const vec3_t *points, const vec3_t projectio
// The offset is added in the vertex normal vector direction
// so all triangles will still fit together.
// The 2 unit offset should avoid pretty much all LOD problems.
vec3_t fNormal;
numClipPoints = 3;
dv = cv->verts + m * cv->width + n;
VectorCopy(dv[0].xyz, clipPoints[0][0]);
VectorMA(clipPoints[0][0], MARKER_OFFSET, dv[0].normal, clipPoints[0][0]);
R_VaoUnpackNormal(fNormal, dv[0].normal);
VectorMA(clipPoints[0][0], MARKER_OFFSET, fNormal, clipPoints[0][0]);
VectorCopy(dv[cv->width].xyz, clipPoints[0][1]);
VectorMA(clipPoints[0][1], MARKER_OFFSET, dv[cv->width].normal, clipPoints[0][1]);
R_VaoUnpackNormal(fNormal, dv[cv->width].normal);
VectorMA(clipPoints[0][1], MARKER_OFFSET, fNormal, clipPoints[0][1]);
VectorCopy(dv[1].xyz, clipPoints[0][2]);
VectorMA(clipPoints[0][2], MARKER_OFFSET, dv[1].normal, clipPoints[0][2]);
R_VaoUnpackNormal(fNormal, dv[1].normal);
VectorMA(clipPoints[0][2], MARKER_OFFSET, fNormal, clipPoints[0][2]);
// check the normal of this triangle
VectorSubtract(clipPoints[0][0], clipPoints[0][1], v1);
VectorSubtract(clipPoints[0][2], clipPoints[0][1], v2);
@ -380,11 +384,14 @@ int R_MarkFragments( int numPoints, const vec3_t *points, const vec3_t projectio
}
VectorCopy(dv[1].xyz, clipPoints[0][0]);
VectorMA(clipPoints[0][0], MARKER_OFFSET, dv[1].normal, clipPoints[0][0]);
R_VaoUnpackNormal(fNormal, dv[1].normal);
VectorMA(clipPoints[0][0], MARKER_OFFSET, fNormal, clipPoints[0][0]);
VectorCopy(dv[cv->width].xyz, clipPoints[0][1]);
VectorMA(clipPoints[0][1], MARKER_OFFSET, dv[cv->width].normal, clipPoints[0][1]);
R_VaoUnpackNormal(fNormal, dv[cv->width].normal);
VectorMA(clipPoints[0][1], MARKER_OFFSET, fNormal, clipPoints[0][1]);
VectorCopy(dv[cv->width+1].xyz, clipPoints[0][2]);
VectorMA(clipPoints[0][2], MARKER_OFFSET, dv[cv->width+1].normal, clipPoints[0][2]);
R_VaoUnpackNormal(fNormal, dv[cv->width + 1].normal);
VectorMA(clipPoints[0][2], MARKER_OFFSET, fNormal, clipPoints[0][2]);
// check the normal of this triangle
VectorSubtract(clipPoints[0][0], clipPoints[0][1], v1);
VectorSubtract(clipPoints[0][2], clipPoints[0][1], v2);
@ -441,8 +448,10 @@ int R_MarkFragments( int numPoints, const vec3_t *points, const vec3_t projectio
{
for(j = 0; j < 3; j++)
{
vec3_t fNormal;
v = surf->verts[tri[j]].xyz;
VectorMA(v, MARKER_OFFSET, surf->verts[tri[j]].normal, clipPoints[0][j]);
R_VaoUnpackNormal(fNormal, surf->verts[tri[j]].normal);
VectorMA(v, MARKER_OFFSET, fNormal, clipPoints[0][j]);
}
// add the fragments of this face