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OpenGL2: Calculate bitangent in shader, and store normal/tangent as normalized byte arrays.

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This commit is contained in:
SmileTheory 2013-11-12 19:21:51 -08:00
parent a53e7c3074
commit 6e5f8cc918
15 changed files with 268 additions and 271 deletions
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6
code/renderergl2/tr_bsp.c
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@ -1810,12 +1810,14 @@ static void CopyVert(const srfVert_t * in, srfVert_t * out)
out->xyz[j] = in->xyz[j];
#ifdef USE_VERT_TANGENT_SPACE
out->tangent[j] = in->tangent[j];
out->bitangent[j] = in->bitangent[j];
//out->bitangent[j] = in->bitangent[j];
#endif
out->normal[j] = in->normal[j];
out->lightdir[j] = in->lightdir[j];
}
out->tangent[3] = in->tangent[3];
for(j = 0; j < 2; j++)
{
out->st[j] = in->st[j];
@ -2000,7 +2002,7 @@ static void R_CreateWorldVBOs(void)
#ifdef USE_VERT_TANGENT_SPACE
vbo = R_CreateVBO2(va("staticBspModel0_VBO %i", k), numVerts, verts,
ATTR_POSITION | ATTR_TEXCOORD | ATTR_LIGHTCOORD | ATTR_TANGENT | ATTR_BITANGENT |
ATTR_POSITION | ATTR_TEXCOORD | ATTR_LIGHTCOORD | ATTR_TANGENT |
ATTR_NORMAL | ATTR_COLOR | ATTR_LIGHTDIRECTION, VBO_USAGE_STATIC);
#else
vbo = R_CreateVBO2(va("staticBspModel0_VBO %i", k), numVerts, verts,