OpenHarmony/third_party_mesa3d
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

linker: Limit attribute allocation to MAX_VERTEX_ATTRIBS

Browse Source
This commit is contained in:
Ian Romanick
2010-06-22 17:41:37 -07:00
parent 6984670f97
commit 9342d269a4
1 changed files with 13 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
linker.cpp
View File

@@ -503,9 +503,13 @@ find_available_slots(unsigned used_mask, unsigned needed_count)
bool bool
assign_attribute_locations(glsl_shader *sh, assign_attribute_locations(glsl_shader *sh,
struct gl_program_parameter_list *attrib) struct gl_program_parameter_list *attrib,
unsigned max_attribute_index)
{ {
unsigned used_locations = 0; /* Mark invalid attribute locations as being used.
*/
unsigned used_locations = (max_attribute_index >= 32)
? ~0 : ~((1 << max_attribute_index) - 1);
assert(sh->Type == GL_VERTEX_SHADER); assert(sh->Type == GL_VERTEX_SHADER);
@@ -736,8 +740,14 @@ link_shaders(struct glsl_program *prog)
assign_uniform_locations(prog); assign_uniform_locations(prog);
if (prog->_LinkedShaders[0]->Type == GL_VERTEX_SHADER) if (prog->_LinkedShaders[0]->Type == GL_VERTEX_SHADER)
/* FINISHME: The value of the max_attribute_index parameter is
* FINISHME: implementation dependent based on the value of
* FINISHME: GL_MAX_VERTEX_ATTRIBS. GL_MAX_VERTEX_ATTRIBS must be
* FINISHME: at least 16, so hardcode 16 for now.
*/
if (!assign_attribute_locations(prog->_LinkedShaders[0], if (!assign_attribute_locations(prog->_LinkedShaders[0],
prog->Attributes)) prog->Attributes,
16))
goto done; goto done;
/* FINISHME: Assign vertex shader output / fragment shader input /* FINISHME: Assign vertex shader output / fragment shader input