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mesa: add support for unsigned 64-bit vertex attributes

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This adds support in the VBO and array code to handle unsigned
64-bit vertex attributes as specified by ARB_bindless_texture.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Samuel Pitoiset
2017-04-03 22:03:10 +02:00
parent 1fe7b1f972
commit afb141156f
6 changed files with 55 additions and 3 deletions
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12
src/mesa/vbo/vbo_exec_api.c
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@@ -176,11 +176,16 @@ vbo_exec_copy_to_current(struct vbo_exec_context *exec)
*/
GLfloat *current = (GLfloat *)vbo->currval[i].Ptr;
fi_type tmp[8]; /* space for doubles */
int dmul = exec->vtx.attrtype[i] == GL_DOUBLE ? 2 : 1;
int dmul = 1;
if (exec->vtx.attrtype[i] == GL_DOUBLE ||
exec->vtx.attrtype[i] == GL_UNSIGNED_INT64_ARB)
dmul = 2;
assert(exec->vtx.attrsz[i]);
if (exec->vtx.attrtype[i] == GL_DOUBLE) {
if (exec->vtx.attrtype[i] == GL_DOUBLE ||
exec->vtx.attrtype[i] == GL_UNSIGNED_INT64_ARB) {
memset(tmp, 0, sizeof(tmp));
memcpy(tmp, exec->vtx.attrptr[i], exec->vtx.attrsz[i] * sizeof(GLfloat));
} else {
@@ -241,7 +246,8 @@ vbo_exec_copy_from_current(struct vbo_exec_context *exec)
GLint i;
for (i = VBO_ATTRIB_POS + 1; i < VBO_ATTRIB_MAX; i++) {
if (exec->vtx.attrtype[i] == GL_DOUBLE) {
if (exec->vtx.attrtype[i] == GL_DOUBLE ||
exec->vtx.attrtype[i] == GL_UNSIGNED_INT64_ARB) {
memcpy(exec->vtx.attrptr[i], vbo->currval[i].Ptr,
exec->vtx.attrsz[i] * sizeof(GLfloat));
} else {