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/*
* Copyright © 2017 Miklós Máté
*
* 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.
*/
/** Paragraph 14 of the Errors section:
*
* The error INVALID_ENUM is generated if <dstMod> passed to
* ColorFragmentOp[1..3]ATI or AlphaFragmentOp[1..3]ATI contains
* multiple mutually exclusive modifier bits, not counting
* SATURATE_BIT_ATI.
*/
#include "piglit-util-gl.h"
PIGLIT_GL_TEST_CONFIG_BEGIN
config.supports_gl_compat_version = 10;
config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA;
PIGLIT_GL_TEST_CONFIG_END
enum piglit_result
piglit_display(void)
{
/* UNREACHED */
return PIGLIT_FAIL;
}
#define check_enum_error(en) if (!piglit_check_gl_error(GL_INVALID_ENUM)) \
{ printf("Enum %s 0x%x not rejected\n", piglit_get_gl_enum_name(en), en); pass = false; }
#define check_enum_good(en) if (!piglit_check_gl_error(GL_NO_ERROR)) \
{ printf("Enum %s 0x%x rejected\n", piglit_get_gl_enum_name(en), en); pass = false; }
bool
try_enum(unsigned e)
{
bool pass = true;
glBeginFragmentShaderATI();
pass &= piglit_check_gl_error(GL_NO_ERROR);
glColorFragmentOp1ATI(GL_MOV_ATI, GL_REG_0_ATI, GL_NONE, e,
GL_REG_0_ATI, GL_NONE, GL_NONE);
check_enum_error(e);
glAlphaFragmentOp1ATI(GL_MOV_ATI, GL_REG_0_ATI, e,
GL_REG_0_ATI, GL_NONE, GL_NONE);
check_enum_error(e);
glEndFragmentShaderATI();
/* All instructions were invalid, so the shader should be empty,
* which is invalid
*/
pass &= piglit_check_gl_error(GL_INVALID_OPERATION);
/* TODO check fragment ops with more arguments? */
return pass;
}
static const unsigned enums[] = {
GL_2X_BIT_ATI | GL_4X_BIT_ATI,
GL_2X_BIT_ATI | GL_8X_BIT_ATI,
GL_2X_BIT_ATI | GL_HALF_BIT_ATI,
GL_2X_BIT_ATI | GL_QUARTER_BIT_ATI,
GL_2X_BIT_ATI | GL_EIGHTH_BIT_ATI,
GL_4X_BIT_ATI | GL_8X_BIT_ATI,
GL_4X_BIT_ATI | GL_HALF_BIT_ATI,
GL_4X_BIT_ATI | GL_QUARTER_BIT_ATI,
GL_4X_BIT_ATI | GL_EIGHTH_BIT_ATI,
GL_8X_BIT_ATI | GL_HALF_BIT_ATI,
GL_8X_BIT_ATI | GL_QUARTER_BIT_ATI,
GL_8X_BIT_ATI | GL_EIGHTH_BIT_ATI,
GL_HALF_BIT_ATI | GL_QUARTER_BIT_ATI,
GL_HALF_BIT_ATI | GL_EIGHTH_BIT_ATI,
GL_QUARTER_BIT_ATI | GL_EIGHTH_BIT_ATI,
};
bool try_compatible_enum(unsigned e)
{
bool pass = true;
glBeginFragmentShaderATI();
pass &= piglit_check_gl_error(GL_NO_ERROR);
glColorFragmentOp1ATI(GL_MOV_ATI, GL_REG_0_ATI, GL_NONE, e,
GL_REG_0_ATI, GL_NONE, GL_NONE);
check_enum_good(e);
glAlphaFragmentOp1ATI(GL_MOV_ATI, GL_REG_0_ATI, e,
GL_REG_0_ATI, GL_NONE, GL_NONE);
check_enum_good(e);
glEndFragmentShaderATI();
pass &= piglit_check_gl_error(GL_NO_ERROR);
/* TODO check fragment ops with more arguments? */
return pass;
}
static const unsigned good_enums[] = {
GL_2X_BIT_ATI | GL_SATURATE_BIT_ATI,
GL_4X_BIT_ATI | GL_SATURATE_BIT_ATI,
GL_8X_BIT_ATI | GL_SATURATE_BIT_ATI,
GL_HALF_BIT_ATI | GL_SATURATE_BIT_ATI,
GL_QUARTER_BIT_ATI | GL_SATURATE_BIT_ATI,
GL_EIGHTH_BIT_ATI | GL_SATURATE_BIT_ATI,
};
void
piglit_init(int argc, char **argv)
{
unsigned i;
bool pass = true;
piglit_require_extension("GL_ATI_fragment_shader");
for (i=0; i<ARRAY_SIZE(enums); i++) {
if (!try_enum(enums[i]))
pass = false;
if (!try_enum(enums[i] | GL_SATURATE_BIT_ATI))
pass = false;
}
/* test that all the mods are compatible with SATURATE */
for (i=0; i<ARRAY_SIZE(good_enums); i++)
if (!try_compatible_enum(good_enums[i]))
pass = false;
piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
}
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