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/*
* Copyright © 2012 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/mtypes.h"
#include "main/macros.h"
#include "ralloc.h"
#include "uniform_initializer_utils.h"
#include <stdio.h>
void
fill_storage_array_with_sentinels(gl_constant_value *storage,
unsigned data_size,
unsigned red_zone_size)
{
for (unsigned i = 0; i < data_size; i++)
storage[i].u = 0xDEADBEEF;
for (unsigned i = 0; i < red_zone_size; i++)
storage[data_size + i].u = 0xBADDC0DE;
}
/**
* Verfiy that markers past the end of the real uniform are unmodified
*/
static ::testing::AssertionResult
red_zone_is_intact(gl_constant_value *storage,
unsigned data_size,
unsigned red_zone_size)
{
for (unsigned i = 0; i < red_zone_size; i++) {
const unsigned idx = data_size + i;
if (storage[idx].u != 0xBADDC0DE)
return ::testing::AssertionFailure()
<< "storage[" << idx << "].u = " << storage[idx].u
<< ", exepected data values = " << data_size
<< ", red-zone size = " << red_zone_size;
}
return ::testing::AssertionSuccess();
}
static const int values[] = {
2, 0, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53
};
/**
* Generate a single data element.
*
* This is by both \c generate_data and \c generate_array_data to create the
* data.
*/
static void
generate_data_element(void *mem_ctx, const glsl_type *type,
ir_constant *&val, unsigned data_index_base)
{
/* Set the initial data values for the generated constant.
*/
ir_constant_data data;
memset(&data, 0, sizeof(data));
for (unsigned i = 0; i < type->components(); i++) {
const unsigned idx = (i + data_index_base) % Elements(values);
switch (type->base_type) {
case GLSL_TYPE_UINT:
case GLSL_TYPE_INT:
case GLSL_TYPE_SAMPLER:
data.i[i] = values[idx];
break;
case GLSL_TYPE_FLOAT:
data.f[i] = float(values[idx]);
break;
case GLSL_TYPE_BOOL:
data.b[i] = bool(values[idx]);
break;
case GLSL_TYPE_STRUCT:
case GLSL_TYPE_ARRAY:
case GLSL_TYPE_VOID:
case GLSL_TYPE_ERROR:
case GLSL_TYPE_INTERFACE:
ASSERT_TRUE(false);
break;
}
}
/* Generate and verify the constant.
*/
val = new(mem_ctx) ir_constant(type, &data);
for (unsigned i = 0; i < type->components(); i++) {
switch (type->base_type) {
case GLSL_TYPE_UINT:
case GLSL_TYPE_INT:
case GLSL_TYPE_SAMPLER:
ASSERT_EQ(data.i[i], val->value.i[i]);
break;
case GLSL_TYPE_FLOAT:
ASSERT_EQ(data.f[i], val->value.f[i]);
break;
case GLSL_TYPE_BOOL:
ASSERT_EQ(data.b[i], val->value.b[i]);
break;
case GLSL_TYPE_STRUCT:
case GLSL_TYPE_ARRAY:
case GLSL_TYPE_VOID:
case GLSL_TYPE_ERROR:
case GLSL_TYPE_INTERFACE:
ASSERT_TRUE(false);
break;
}
}
}
void
generate_data(void *mem_ctx, enum glsl_base_type base_type,
unsigned columns, unsigned rows,
ir_constant *&val)
{
/* Determine what the type of the generated constant should be.
*/
const glsl_type *const type =
glsl_type::get_instance(base_type, rows, columns);
ASSERT_FALSE(type->is_error());
generate_data_element(mem_ctx, type, val, 0);
}
void
generate_array_data(void *mem_ctx, enum glsl_base_type base_type,
unsigned columns, unsigned rows, unsigned array_size,
ir_constant *&val)
{
/* Determine what the type of the generated constant should be.
*/
const glsl_type *const element_type =
glsl_type::get_instance(base_type, rows, columns);
ASSERT_FALSE(element_type->is_error());
const glsl_type *const array_type =
glsl_type::get_array_instance(element_type, array_size);
ASSERT_FALSE(array_type->is_error());
/* Set the initial data values for the generated constant.
*/
exec_list values_for_array;
for (unsigned i = 0; i < array_size; i++) {
ir_constant *element;
generate_data_element(mem_ctx, element_type, element, i);
values_for_array.push_tail(element);
}
val = new(mem_ctx) ir_constant(array_type, &values_for_array);
}
/**
* Verify that the data stored for the uniform matches the initializer
*
* \param storage Backing storage for the uniform
* \param storage_array_size Array size of the backing storage. This must be
* less than or equal to the array size of the type
* of \c val. If \c val is not an array, this must
* be zero.
* \param val Value of the initializer for the unifrom.
* \param red_zone
*/
void
verify_data(gl_constant_value *storage, unsigned storage_array_size,
ir_constant *val, unsigned red_zone_size)
{
if (val->type->base_type == GLSL_TYPE_ARRAY) {
const glsl_type *const element_type = val->array_elements[0]->type;
for (unsigned i = 0; i < storage_array_size; i++) {
verify_data(storage + (i * element_type->components()), 0,
val->array_elements[i], 0);
}
const unsigned components = element_type->components();
if (red_zone_size > 0) {
EXPECT_TRUE(red_zone_is_intact(storage,
storage_array_size * components,
red_zone_size));
}
} else {
ASSERT_EQ(0u, storage_array_size);
for (unsigned i = 0; i < val->type->components(); i++) {
switch (val->type->base_type) {
case GLSL_TYPE_UINT:
case GLSL_TYPE_INT:
case GLSL_TYPE_SAMPLER:
EXPECT_EQ(val->value.i[i], storage[i].i);
break;
case GLSL_TYPE_FLOAT:
EXPECT_EQ(val->value.f[i], storage[i].f);
break;
case GLSL_TYPE_BOOL:
EXPECT_EQ(int(val->value.b[i]), storage[i].i);
break;
case GLSL_TYPE_STRUCT:
case GLSL_TYPE_ARRAY:
case GLSL_TYPE_VOID:
case GLSL_TYPE_ERROR:
case GLSL_TYPE_INTERFACE:
ASSERT_TRUE(false);
break;
}
}
if (red_zone_size > 0) {
EXPECT_TRUE(red_zone_is_intact(storage,
val->type->components(),
red_zone_size));
}
}
}
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