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glsl/linker: Add add_shader_variable() helper

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This consolidates the combination of create_shader_variable() and
add_program_resource() into a new helper function. No functional
difference, but we'll expand add_shader_variable() in the next few
commits.

Signed-off-by: Kristian Høgsberg Kristensen <kristian.h.kristensen@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Kristian Høgsberg Kristensen 2016-04-11 12:57:41 -07:00
parent eafeb8db66
commit 8ab6aae4dc
1 changed files with 23 additions and 19 deletions
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42
src/compiler/glsl/linker.cpp
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@ -3568,6 +3568,19 @@ create_shader_variable(struct gl_shader_program *shProg,
return out;
}
static bool
add_shader_variable(struct gl_shader_program *shProg, unsigned stage_mask,
GLenum programInterface, ir_variable *var,
bool use_implicit_location, int location_bias)
{
gl_shader_variable *sha_v =
create_shader_variable(shProg, var, use_implicit_location, location_bias);
if (!sha_v)
return false;
return add_program_resource(shProg, programInterface, sha_v, stage_mask);
}
static bool
add_interface_variables(struct gl_shader_program *shProg,
unsigned stage, GLenum programInterface)
@ -3616,12 +3629,8 @@ add_interface_variables(struct gl_shader_program *shProg,
(stage == MESA_SHADER_VERTEX && var->data.mode == ir_var_shader_in) ||
(stage == MESA_SHADER_FRAGMENT && var->data.mode == ir_var_shader_out);
gl_shader_variable *sha_v =
create_shader_variable(shProg, var, vs_input_or_fs_output, loc_bias);
if (!sha_v)
return false;
if (!add_program_resource(shProg, programInterface, sha_v, 1 << stage))
if (!add_shader_variable(shProg, 1 << stage, programInterface,
var, vs_input_or_fs_output, loc_bias))
return false;
}
return true;
@ -3651,13 +3660,10 @@ add_packed_varyings(struct gl_shader_program *shProg, int stage, GLenum type)
}
if (type == iface) {
gl_shader_variable *sha_v =
create_shader_variable(shProg, var, false, VARYING_SLOT_VAR0);
if (!sha_v)
return false;
if (!add_program_resource(shProg, iface, sha_v,
build_stageref(shProg, sha_v->name,
sha_v->mode)))
const int stage_mask =
build_stageref(shProg, var->name, var->data.mode);
if (!add_shader_variable(shProg, stage_mask,
iface, var, false, VARYING_SLOT_VAR0))
return false;
}
}
@ -3677,12 +3683,10 @@ add_fragdata_arrays(struct gl_shader_program *shProg)
ir_variable *var = node->as_variable();
if (var) {
assert(var->data.mode == ir_var_shader_out);
gl_shader_variable *sha_v =
create_shader_variable(shProg, var, true, FRAG_RESULT_DATA0);
if (!sha_v)
return false;
if (!add_program_resource(shProg, GL_PROGRAM_OUTPUT, sha_v,
1 << MESA_SHADER_FRAGMENT))
if (!add_shader_variable(shProg,
1 << MESA_SHADER_FRAGMENT,
GL_PROGRAM_OUTPUT, var, true, FRAG_RESULT_DATA0))
return false;
}
}