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st/mesa: handle constbufs/ubos for tessellation shaders

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This commit is contained in:
Ilia Mirkin
2014-07-12 17:10:59 -04:00
committed by Marek Olšák
parent a58a66fe85
commit bda79139d4
3 changed files with 95 additions and 1 deletions
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88
src/mesa/state_tracker/st_atom_constbuf.c
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@@ -59,7 +59,9 @@ void st_upload_constants( struct st_context *st,
{
assert(shader_type == PIPE_SHADER_VERTEX ||
shader_type == PIPE_SHADER_FRAGMENT ||
shader_type == PIPE_SHADER_GEOMETRY);
shader_type == PIPE_SHADER_GEOMETRY ||
shader_type == PIPE_SHADER_TESS_CTRL ||
shader_type == PIPE_SHADER_TESS_EVAL);
/* update constants */
if (params && params->NumParameters) {
@@ -178,6 +180,50 @@ const struct st_tracked_state st_update_gs_constants = {
update_gs_constants /* update */
};
/* Tessellation control shader:
*/
static void update_tcs_constants(struct st_context *st )
{
struct st_tessctrl_program *tcp = st->tcp;
struct gl_program_parameter_list *params;
if (tcp) {
params = tcp->Base.Base.Parameters;
st_upload_constants( st, params, PIPE_SHADER_TESS_CTRL );
}
}
const struct st_tracked_state st_update_tcs_constants = {
"st_update_tcs_constants", /* name */
{ /* dirty */
_NEW_PROGRAM_CONSTANTS, /* mesa */
ST_NEW_TESSCTRL_PROGRAM, /* st */
},
update_tcs_constants /* update */
};
/* Tessellation evaluation shader:
*/
static void update_tes_constants(struct st_context *st )
{
struct st_tesseval_program *tep = st->tep;
struct gl_program_parameter_list *params;
if (tep) {
params = tep->Base.Base.Parameters;
st_upload_constants( st, params, PIPE_SHADER_TESS_EVAL );
}
}
const struct st_tracked_state st_update_tes_constants = {
"st_update_tes_constants", /* name */
{ /* dirty */
_NEW_PROGRAM_CONSTANTS, /* mesa */
ST_NEW_TESSEVAL_PROGRAM, /* st */
},
update_tes_constants /* update */
};
static void st_bind_ubos(struct st_context *st,
struct gl_shader *shader,
unsigned shader_type)
@@ -275,3 +321,43 @@ const struct st_tracked_state st_bind_gs_ubos = {
},
bind_gs_ubos
};
static void bind_tcs_ubos(struct st_context *st)
{
struct gl_shader_program *prog =
st->ctx->_Shader->CurrentProgram[MESA_SHADER_TESS_CTRL];
if (!prog)
return;
st_bind_ubos(st, prog->_LinkedShaders[MESA_SHADER_TESS_CTRL], PIPE_SHADER_TESS_CTRL);
}
const struct st_tracked_state st_bind_tcs_ubos = {
"st_bind_tcs_ubos",
{
0,
ST_NEW_TESSCTRL_PROGRAM | ST_NEW_UNIFORM_BUFFER,
},
bind_tcs_ubos
};
static void bind_tes_ubos(struct st_context *st)
{
struct gl_shader_program *prog =
st->ctx->_Shader->CurrentProgram[MESA_SHADER_TESS_EVAL];
if (!prog)
return;
st_bind_ubos(st, prog->_LinkedShaders[MESA_SHADER_TESS_EVAL], PIPE_SHADER_TESS_EVAL);
}
const struct st_tracked_state st_bind_tes_ubos = {
"st_bind_tes_ubos",
{
0,
ST_NEW_TESSEVAL_PROGRAM | ST_NEW_UNIFORM_BUFFER,
},
bind_tes_ubos
};