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Mesa
piglit
Commits
6aaccd8d
Commit
6aaccd8d
authored
Aug 06, 2009
by
Eric Anholt
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glsl-fs-fragcoord: New test for basic functionality of gl_FragCoord.
parent
0bc6a1c7
Changes
5
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5 changed files
with
153 additions
and
0 deletions
+153
-0
tests/all.tests
tests/all.tests
+1
-0
tests/shaders/CMakeLists.txt
tests/shaders/CMakeLists.txt
+1
-0
tests/shaders/glsl-fs-fragcoord.c
tests/shaders/glsl-fs-fragcoord.c
+142
-0
tests/shaders/glsl-fs-fragcoord.frag
tests/shaders/glsl-fs-fragcoord.frag
+4
-0
tests/shaders/glsl-fs-fragcoord.vert
tests/shaders/glsl-fs-fragcoord.vert
+5
-0
No files found.
tests/all.tests
View file @
6aaccd8d
...
...
@@ -102,6 +102,7 @@ shaders['glsl-bug-22603'] = PlainExecTest([testBinDir + 'glsl-bug-22603', '-auto
shaders
[
'glsl-uniform-update'
]
=
PlainExecTest
([
testBinDir
+
'glsl-uniform-update'
,
'-auto'
])
shaders
[
'glsl-unused-varying'
]
=
PlainExecTest
([
testBinDir
+
'glsl-unused-varying'
,
'-auto'
])
shaders
[
'glsl-fs-exp2'
]
=
PlainExecTest
([
testBinDir
+
'glsl-fs-exp2'
,
'-auto'
])
shaders
[
'glsl-fs-fragcoord'
]
=
PlainExecTest
([
testBinDir
+
'glsl-fs-fragcoord'
,
'-auto'
])
shaders
[
'glsl-fs-log2'
]
=
PlainExecTest
([
testBinDir
+
'glsl-fs-log2'
,
'-auto'
])
shaders
[
'glsl-vs-if'
]
=
PlainExecTest
([
testBinDir
+
'glsl-vs-if'
,
'-auto'
])
shaders
[
'glsl-vs-if-bool'
]
=
PlainExecTest
([
testBinDir
+
'glsl-vs-if-bool'
,
'-auto'
])
...
...
tests/shaders/CMakeLists.txt
View file @
6aaccd8d
...
...
@@ -35,6 +35,7 @@ add_executable (glsl-bug-22603 glsl-bug-22603.c)
add_executable
(
glsl-unused-varying glsl-unused-varying.c
)
add_executable
(
glsl-uniform-update glsl-uniform-update.c
)
add_executable
(
glsl-fs-exp2 glsl-fs-exp2.c
)
add_executable
(
glsl-fs-fragcoord glsl-fs-fragcoord.c
)
add_executable
(
glsl-fs-log2 glsl-fs-log2.c
)
add_executable
(
glsl-vs-if glsl-vs-if.c
)
add_executable
(
glsl-vs-if-bool glsl-vs-if-bool.c
)
...
...
tests/shaders/glsl-fs-fragcoord.c
0 → 100644
View file @
6aaccd8d
/*
* Copyright © 2009 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.
*
* Authors:
* Eric Anholt <eric@anholt.net>
*
*/
/** @file glsl-fs-fragcoord.c
*
* Tests that gl_FragCoord produces the expected output in a fragment shader.
*/
#include <assert.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <sys/stat.h>
#define GL_GLEXT_PROTOTYPES
#include <GL/glew.h>
#if defined(__APPLE__)
#include <GLUT/glut.h>
#else
#include "GL/glut.h"
#endif
#include "piglit-util.h"
#define WIN_WIDTH 256
#define WIN_HEIGHT 256
static
GLint
prog
;
static
GLboolean
Automatic
;
static
void
display
(
void
)
{
GLboolean
pass
=
GL_TRUE
;
int
x
,
y
;
glClearColor
(
0
.
5
,
0
.
5
,
0
.
5
,
0
.
5
);
glClear
(
GL_COLOR_BUFFER_BIT
);
piglit_draw_rect
(
0
,
0
,
WIN_WIDTH
,
WIN_HEIGHT
);
for
(
y
=
0
;
y
<
WIN_HEIGHT
;
y
++
)
{
for
(
x
=
0
;
x
<
WIN_WIDTH
;
x
++
)
{
float
color
[
3
];
color
[
0
]
=
x
/
256
.
0
;
color
[
1
]
=
y
/
256
.
0
;
color
[
2
]
=
0
;
pass
&=
piglit_probe_pixel_rgb
(
x
,
y
,
color
);
if
(
!
pass
)
break
;
}
}
glutSwapBuffers
();
if
(
Automatic
)
piglit_report_result
(
pass
?
PIGLIT_SUCCESS
:
PIGLIT_FAILURE
);
}
static
void
init
()
{
GLint
vs
,
fs
;
/* Set up projection matrix so we can just draw using window
* coordinates.
*/
glMatrixMode
(
GL_PROJECTION
);
glPushMatrix
();
glLoadIdentity
();
glOrtho
(
0
,
WIN_WIDTH
,
0
,
WIN_HEIGHT
,
-
1
,
1
);
glMatrixMode
(
GL_MODELVIEW
);
glPushMatrix
();
glLoadIdentity
();
vs
=
piglit_compile_shader
(
GL_VERTEX_SHADER
,
SOURCE_DIR
"tests/shaders/glsl-fs-fragcoord.vert"
);
fs
=
piglit_compile_shader
(
GL_FRAGMENT_SHADER
,
SOURCE_DIR
"tests/shaders/glsl-fs-fragcoord.frag"
);
prog
=
piglit_link_simple_program
(
vs
,
fs
);
glUseProgram
(
prog
);
}
int
main
(
int
argc
,
char
**
argv
)
{
int
i
;
glutInit
(
&
argc
,
argv
);
for
(
i
=
1
;
i
<
argc
;
++
i
)
{
if
(
!
strcmp
(
argv
[
i
],
"-auto"
))
Automatic
=
1
;
else
printf
(
"Unknown option: %s
\n
"
,
argv
[
i
]);
}
glutInitDisplayMode
(
GLUT_DOUBLE
|
GLUT_RGB
);
glutInitWindowSize
(
WIN_WIDTH
,
WIN_HEIGHT
);
glutCreateWindow
(
"glsl-fs-fragcoord"
);
glutKeyboardFunc
(
piglit_escape_exit_key
);
glutDisplayFunc
(
display
);
glewInit
();
if
(
!
GLEW_VERSION_2_0
)
{
printf
(
"Requires OpenGL 2.0
\n
"
);
piglit_report_result
(
PIGLIT_SKIP
);
exit
(
1
);
}
init
();
glutMainLoop
();
return
0
;
}
tests/shaders/glsl-fs-fragcoord.frag
0 → 100644
View file @
6aaccd8d
void
main
()
{
gl_FragColor
=
vec4
(
gl_FragCoord
/
256
,
0
,
0
);
}
tests/shaders/glsl-fs-fragcoord.vert
0 → 100644
View file @
6aaccd8d
void
main
()
{
gl_Position
=
gl_ModelViewProjectionMatrix
*
gl_Vertex
;
}
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