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| author | Timothy Arceri <timothy.arceri@collabora.com> | 2015-11-24 12:56:45 +1100 |
|---|---|---|
| committer | Timothy Arceri <timothy.arceri@collabora.com> | 2016-03-18 10:26:30 +1100 |
| commit | c0ae6eeb3b0ea42344cc91cd0caa7bd0296172d4 (patch) | |
| tree | 8bbe398e506ac065b88d55bad48968511d5ed88e /src/compiler/glsl/lower_packed_varyings.cpp | |
| parent | 4ab2ac334921ae9bbd1791adaf8977fccf744580 (diff) | |
| download | external_mesa3d-c0ae6eeb3b0ea42344cc91cd0caa7bd0296172d4.zip external_mesa3d-c0ae6eeb3b0ea42344cc91cd0caa7bd0296172d4.tar.gz external_mesa3d-c0ae6eeb3b0ea42344cc91cd0caa7bd0296172d4.tar.bz2 | |
glsl: pass disable_varying_packing bool to the lowering pass
This will allow us to choose to ignore the disable which will be
useful for more fine grained control over when to enable or disable
packing.
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Diffstat (limited to 'src/compiler/glsl/lower_packed_varyings.cpp')
| -rw-r--r-- | src/compiler/glsl/lower_packed_varyings.cpp | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/src/compiler/glsl/lower_packed_varyings.cpp b/src/compiler/glsl/lower_packed_varyings.cpp index 8d1eb17..d91aa22 100644 --- a/src/compiler/glsl/lower_packed_varyings.cpp +++ b/src/compiler/glsl/lower_packed_varyings.cpp @@ -168,7 +168,8 @@ public: ir_variable_mode mode, unsigned gs_input_vertices, exec_list *out_instructions, - exec_list *out_variables); + exec_list *out_variables, + bool disable_varying_packing); void run(struct gl_shader *shader); @@ -231,6 +232,8 @@ private: * Exec list into which the visitor should insert any new variables. */ exec_list *out_variables; + + bool disable_varying_packing; }; } /* anonymous namespace */ @@ -238,7 +241,7 @@ private: lower_packed_varyings_visitor::lower_packed_varyings_visitor( void *mem_ctx, unsigned locations_used, ir_variable_mode mode, unsigned gs_input_vertices, exec_list *out_instructions, - exec_list *out_variables) + exec_list *out_variables, bool disable_varying_packing) : mem_ctx(mem_ctx), locations_used(locations_used), packed_varyings((ir_variable **) @@ -247,7 +250,8 @@ lower_packed_varyings_visitor::lower_packed_varyings_visitor( mode(mode), gs_input_vertices(gs_input_vertices), out_instructions(out_instructions), - out_variables(out_variables) + out_variables(out_variables), + disable_varying_packing(disable_varying_packing) { } @@ -656,6 +660,9 @@ lower_packed_varyings_visitor::needs_lowering(ir_variable *var) if (var->data.explicit_location) return false; + if (disable_varying_packing) + return false; + const glsl_type *type = var->type->without_array(); if (type->vector_elements == 4 && !type->is_double()) return false; @@ -709,7 +716,7 @@ lower_packed_varyings_gs_splicer::visit_leave(ir_emit_vertex *ev) void lower_packed_varyings(void *mem_ctx, unsigned locations_used, ir_variable_mode mode, unsigned gs_input_vertices, - gl_shader *shader) + gl_shader *shader, bool disable_varying_packing) { exec_list *instructions = shader->ir; ir_function *main_func = shader->symbols->get_function("main"); @@ -720,7 +727,8 @@ lower_packed_varyings(void *mem_ctx, unsigned locations_used, lower_packed_varyings_visitor visitor(mem_ctx, locations_used, mode, gs_input_vertices, &new_instructions, - &new_variables); + &new_variables, + disable_varying_packing); visitor.run(shader); if (mode == ir_var_shader_out) { if (shader->Stage == MESA_SHADER_GEOMETRY) { |