| /* |
| * Copyright © 2013 Intel Corporation |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| * DEALINGS IN THE SOFTWARE. |
| */ |
| #include <gtest/gtest.h> |
| #include "main/compiler.h" |
| #include "main/mtypes.h" |
| #include "main/macros.h" |
| #include "ralloc.h" |
| #include "ir.h" |
| #include "linker.h" |
| |
| /** |
| * \file varyings_test.cpp |
| * |
| * Test various aspects of linking shader stage inputs and outputs. |
| */ |
| |
| class invalidate_locations : public ::testing::Test { |
| public: |
| virtual void SetUp(); |
| virtual void TearDown(); |
| |
| void *mem_ctx; |
| exec_list ir; |
| }; |
| |
| void |
| invalidate_locations::SetUp() |
| { |
| this->mem_ctx = ralloc_context(NULL); |
| this->ir.make_empty(); |
| } |
| |
| void |
| invalidate_locations::TearDown() |
| { |
| ralloc_free(this->mem_ctx); |
| this->mem_ctx = NULL; |
| } |
| |
| TEST_F(invalidate_locations, simple_vertex_in_generic) |
| { |
| ir_variable *const var = |
| new(mem_ctx) ir_variable(glsl_type::vec(4), |
| "a", |
| ir_var_shader_in); |
| |
| EXPECT_FALSE(var->data.explicit_location); |
| EXPECT_EQ(-1, var->data.location); |
| |
| var->data.location = VERT_ATTRIB_GENERIC0; |
| var->data.location_frac = 2; |
| |
| ir.push_tail(var); |
| |
| link_invalidate_variable_locations(&ir); |
| |
| EXPECT_EQ(-1, var->data.location); |
| EXPECT_EQ(0u, var->data.location_frac); |
| EXPECT_FALSE(var->data.explicit_location); |
| EXPECT_TRUE(var->data.is_unmatched_generic_inout); |
| } |
| |
| TEST_F(invalidate_locations, explicit_location_vertex_in_generic) |
| { |
| ir_variable *const var = |
| new(mem_ctx) ir_variable(glsl_type::vec(4), |
| "a", |
| ir_var_shader_in); |
| |
| EXPECT_FALSE(var->data.explicit_location); |
| EXPECT_EQ(-1, var->data.location); |
| |
| var->data.location = VERT_ATTRIB_GENERIC0; |
| var->data.explicit_location = true; |
| |
| ir.push_tail(var); |
| |
| link_invalidate_variable_locations(&ir); |
| |
| EXPECT_EQ(VERT_ATTRIB_GENERIC0, var->data.location); |
| EXPECT_EQ(0u, var->data.location_frac); |
| EXPECT_TRUE(var->data.explicit_location); |
| EXPECT_FALSE(var->data.is_unmatched_generic_inout); |
| } |
| |
| TEST_F(invalidate_locations, explicit_location_frac_vertex_in_generic) |
| { |
| ir_variable *const var = |
| new(mem_ctx) ir_variable(glsl_type::vec(4), |
| "a", |
| ir_var_shader_in); |
| |
| EXPECT_FALSE(var->data.explicit_location); |
| EXPECT_EQ(-1, var->data.location); |
| |
| var->data.location = VERT_ATTRIB_GENERIC0; |
| var->data.location_frac = 2; |
| var->data.explicit_location = true; |
| |
| ir.push_tail(var); |
| |
| link_invalidate_variable_locations(&ir); |
| |
| EXPECT_EQ(VERT_ATTRIB_GENERIC0, var->data.location); |
| EXPECT_EQ(2u, var->data.location_frac); |
| EXPECT_TRUE(var->data.explicit_location); |
| EXPECT_FALSE(var->data.is_unmatched_generic_inout); |
| } |
| |
| TEST_F(invalidate_locations, vertex_in_builtin) |
| { |
| ir_variable *const var = |
| new(mem_ctx) ir_variable(glsl_type::vec(4), |
| "gl_Vertex", |
| ir_var_shader_in); |
| |
| EXPECT_FALSE(var->data.explicit_location); |
| EXPECT_EQ(-1, var->data.location); |
| |
| var->data.location = VERT_ATTRIB_POS; |
| var->data.explicit_location = true; |
| |
| ir.push_tail(var); |
| |
| link_invalidate_variable_locations(&ir); |
| |
| EXPECT_EQ(VERT_ATTRIB_POS, var->data.location); |
| EXPECT_EQ(0u, var->data.location_frac); |
| EXPECT_TRUE(var->data.explicit_location); |
| EXPECT_FALSE(var->data.is_unmatched_generic_inout); |
| } |
| |
| TEST_F(invalidate_locations, simple_vertex_out_generic) |
| { |
| ir_variable *const var = |
| new(mem_ctx) ir_variable(glsl_type::vec(4), |
| "a", |
| ir_var_shader_out); |
| |
| EXPECT_FALSE(var->data.explicit_location); |
| EXPECT_EQ(-1, var->data.location); |
| |
| var->data.location = VARYING_SLOT_VAR0; |
| |
| ir.push_tail(var); |
| |
| link_invalidate_variable_locations(&ir); |
| |
| EXPECT_EQ(-1, var->data.location); |
| EXPECT_EQ(0u, var->data.location_frac); |
| EXPECT_FALSE(var->data.explicit_location); |
| EXPECT_TRUE(var->data.is_unmatched_generic_inout); |
| } |
| |
| TEST_F(invalidate_locations, vertex_out_builtin) |
| { |
| ir_variable *const var = |
| new(mem_ctx) ir_variable(glsl_type::vec(4), |
| "gl_FrontColor", |
| ir_var_shader_out); |
| |
| EXPECT_FALSE(var->data.explicit_location); |
| EXPECT_EQ(-1, var->data.location); |
| |
| var->data.location = VARYING_SLOT_COL0; |
| var->data.explicit_location = true; |
| |
| ir.push_tail(var); |
| |
| link_invalidate_variable_locations(&ir); |
| |
| EXPECT_EQ(VARYING_SLOT_COL0, var->data.location); |
| EXPECT_EQ(0u, var->data.location_frac); |
| EXPECT_TRUE(var->data.explicit_location); |
| EXPECT_FALSE(var->data.is_unmatched_generic_inout); |
| } |