Commit 2495e56e authored by Marek Olšák's avatar Marek Olšák

fbo-colormask-formats: test glColorMask with all formats

Reviewed-by: Brian Paul's avatarBrian Paul <brianp@vmware.com>
parent fb14b0eb
......@@ -153,6 +153,7 @@ def add_fbo_formats_tests(path, extension):
if 'depth' not in extension:
profile.tests[path + '/fbo-blending-formats'] = PlainExecTest('fbo-blending-formats -auto ' + extension)
profile.tests[path + '/fbo-alphatest-formats'] = PlainExecTest('fbo-alphatest-formats -auto ' + extension)
profile.tests[path + '/fbo-colormask-formats'] = PlainExecTest('fbo-colormask-formats -auto ' + extension)
def add_msaa_formats_tests(group, extension):
for num_samples in MSAA_SAMPLE_COUNTS:
......
......@@ -34,6 +34,7 @@ piglit_add_executable (fbo-blit fbo-blit.c)
piglit_add_executable (fbo-blit-d24s8 fbo-blit-d24s8.c)
piglit_add_executable (fbo-blit-stretch fbo-blit-stretch.cpp)
piglit_add_executable (fbo-blending-formats fbo-blending-formats.c)
piglit_add_executable (fbo-colormask-formats fbo-colormask-formats.c)
piglit_add_executable (fbo-copypix fbo-copypix.c)
piglit_add_executable (fbo-readdrawpix fbo-readdrawpix.c)
piglit_add_executable (fbo-clearmipmap fbo-clearmipmap.c)
......
/*
* Copyright © 2010 Intel Corporation
* Copyright © 2012 Marek Olšák <maraeo@gmail.com>
*
* 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:
* Marek Olšák <maraeo@gmail.com>
*
*/
#include "piglit-util-gl-common.h"
#include "fbo-formats.h"
PIGLIT_GL_TEST_MAIN(
512 /*window_width*/,
32 /*window_height*/,
GLUT_RGB | GLUT_ALPHA | GLUT_DOUBLE)
/**
* Draw a quad with colormask
*/
static void colormask(const float *rect, unsigned mask)
{
glColorMask(!!(mask & 1), !!(mask & 2), !!(mask & 4), !!(mask & 8));
piglit_draw_rect(rect[0], rect[1], rect[2], rect[3]);
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
}
static enum piglit_result test_format(const struct format_desc *format)
{
GLboolean pass = GL_TRUE;
GLuint tex, fb;
GLenum status;
int r, g, b, l, a, i;
unsigned mask, k;
float defaults[] = {-1, -1, -1, -1};
if (format->base_internal_format == GL_DEPTH_COMPONENT ||
format->base_internal_format == GL_DEPTH_STENCIL)
return PIGLIT_SKIP;
glGenFramebuffersEXT(1, &fb);
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fb);
glViewport(0, 0, piglit_width, piglit_height);
glGenTextures(1, &tex);
glBindTexture(GL_TEXTURE_2D, tex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexImage2D(GL_TEXTURE_2D, 0, format->internalformat,
piglit_width, piglit_height, 0,
GL_RGBA, GL_FLOAT, NULL);
glGetTexLevelParameteriv(GL_TEXTURE_2D, 0,
GL_TEXTURE_LUMINANCE_SIZE, &l);
glGetTexLevelParameteriv(GL_TEXTURE_2D, 0,
GL_TEXTURE_ALPHA_SIZE, &a);
glGetTexLevelParameteriv(GL_TEXTURE_2D, 0,
GL_TEXTURE_INTENSITY_SIZE, &i);
glGetTexLevelParameteriv(GL_TEXTURE_2D, 0,
GL_TEXTURE_RED_SIZE, &r);
glGetTexLevelParameteriv(GL_TEXTURE_2D, 0,
GL_TEXTURE_GREEN_SIZE, &g);
glGetTexLevelParameteriv(GL_TEXTURE_2D, 0,
GL_TEXTURE_BLUE_SIZE, &b);
/* Set up expected defaults.
* We're using glReadPixels from the texture.
*/
if (i) {
/* GL_INTENSITY texture: result = (I,0,0,1) */
defaults[3] = 1;
defaults[2] = defaults[1] = 0;
} else if (l) {
/* GL_LUMINANCE texture: result = (L,0,0,A) */
defaults[2] = defaults[1] = 0;
if (!a) {
defaults[3] = 1;
}
} else {
/* other format */
if (!r) {
defaults[0] = 0;
}
if (!g) {
defaults[1] = 0;
}
if (!b) {
defaults[2] = 0;
}
if (!a) {
defaults[3] = 1;
}
}
/* Clamp the bits for the framebuffer, except we aren't checking
* the actual framebuffer bits.
*/
if (l > 8)
l = 8;
if (i > 8)
i = 8;
if (r > 8)
r = 8;
if (g > 8)
g = 8;
if (b > 8)
b = 8;
if (a > 8)
a = 8;
if (i) {
piglit_set_tolerance_for_bits(i, i, i, i);
} else if (l) {
piglit_set_tolerance_for_bits(l, l, l, a);
} else {
piglit_set_tolerance_for_bits(r, g, b, a);
}
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT,
GL_COLOR_ATTACHMENT0_EXT,
GL_TEXTURE_2D,
tex,
0);
assert(glGetError() == 0);
status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
printf("Testing %s", format->name);
if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
printf(" - fbo incomplete (status = 0x%04x)\n", status);
return PIGLIT_SKIP;
}
printf("\n");
glClearColor(0.0, 0.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT);
for (mask = 0; mask <= 15; mask++) {
float rect[4];
rect[0] = -1 + (mask / 8.0);
rect[1] = -1;
rect[2] = 2 / 16.0;
rect[3] = 2;
colormask(rect, mask);
}
for (mask = 0; mask <= 15; mask++) {
float color[4], out[4];
for (k = 0; k < 4; k++) {
if (defaults[k] >= 0)
color[k] = defaults[k];
else
color[k] = (mask & (1 << k)) ? 1 : 0;
}
if (!piglit_probe_pixel_rgba_silent(piglit_width * mask / 16, 0,
color, out)) {
printf("glColorMask(%i, %i, %i, %i)\n",
!!(mask & 1), !!(mask & 2),
!!(mask & 4), !!(mask & 8));
printf(" Expected: %f %f %f %f\n",
color[0], color[1], color[2], color[3]);
printf(" Observed: %f %f %f %f\n",
out[0], out[1], out[2], out[3]);
pass = GL_FALSE;
}
}
/*
* Display the texture.
*/
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
glViewport(0, 0, piglit_width, piglit_height);
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE);
glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB, GL_REPLACE);
glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA, GL_REPLACE);
glColor4f(1, 1, 1, 1);
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, tex);
piglit_draw_rect_tex(-1, -1, 2, 2,
0, 0, 1, 1);
glDisable(GL_TEXTURE_2D);
glDeleteTextures(1, &tex);
glDeleteFramebuffersEXT(1, &fb);
if (!pass) {
piglit_present_results();
return PIGLIT_FAIL;
}
piglit_present_results();
return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}
enum piglit_result piglit_display(void)
{
return fbo_formats_display(test_format);
}
void piglit_init(int argc, char **argv)
{
fbo_formats_init(argc, argv, GL_TRUE);
}
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