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/*
* Copyright 2011 VMware, Inc.
*
* 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.
*/
/**
* Asst. gl[Get]Uniformfv tests.
* Brian Paul, 27 May 2011
*/
#include "piglit-util-gl-common.h"
PIGLIT_GL_TEST_CONFIG_BEGIN
config.window_width = 20;
config.window_height = 20;
config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE;
PIGLIT_GL_TEST_CONFIG_END
static char *TestName = "getuniform-02";
static const char vs_text[] =
"struct s1 { \n"
" float a, b, c, d; \n"
"}; \n"
"uniform float f1; \n"
"uniform vec4 v[3]; \n"
"uniform s1 s;\n"
"uniform float f2; \n"
"\n"
"void main()\n"
"{\n"
" gl_Position = vec4(0.0, 0.0, 0.0, 1.0);\n"
" vec4 t = vec4(s.a, s.b, s.c, s.d) * f1 + f2;\n"
" t += v[0] + v[1] + v[2]; \n"
" gl_FrontColor = t; \n"
"}\n";
enum piglit_result
piglit_display(void)
{
/* never called */
return PIGLIT_FAIL;
}
void
piglit_init(int argc, char **argv)
{
GLuint vs, prog;
GLint numUniforms, i;
GLint expectedNum = 7;
GLint loc_f1, loc_f2, loc_sa, loc_sd, loc_v1;
GLfloat v[4];
static const GLfloat vVals[4] = {30.0, 31.0, 32.0, 33.0};
piglit_require_vertex_shader();
piglit_require_fragment_shader();
vs = piglit_compile_shader_text(GL_VERTEX_SHADER, vs_text);
prog = piglit_link_simple_program(vs, 0);
piglit_UseProgram(prog);
piglit_GetProgramiv(prog, GL_ACTIVE_UNIFORMS, &numUniforms);
if (numUniforms != expectedNum) {
printf("%s: incorrect number of uniforms (found %d, expected %d)\n",
TestName, numUniforms, expectedNum);
piglit_report_result(PIGLIT_FAIL);
}
/* check types, sizes */
for (i = 0; i < numUniforms; i++) {
GLcharARB name[100];
GLsizei len;
GLint size, expectedSize;
GLenum type, expectedType;
GLint loc;
piglit_GetActiveUniform(prog,
i, sizeof(name), &len, &size, &type, name);
loc = piglit_GetUniformLocation(prog, name);
if (loc < 0) {
printf("%s: bad uniform location for %s: %d\n", TestName, name, loc);
piglit_report_result(PIGLIT_FAIL);
}
if (!piglit_automatic) {
printf("%d: %s loc=%d size=%d type=0x%x\n", i, name, loc, size, type);
}
if (strcmp(name, "v") == 0) {
expectedType = GL_FLOAT_VEC4_ARB;
expectedSize = 3;
}
else {
expectedType = GL_FLOAT;
expectedSize = 1;
}
if (type != expectedType) {
printf("%s: wrong type for 'v' (found 0x%x, expected 0x%x)\n",
TestName, type, expectedType);
piglit_report_result(PIGLIT_FAIL);
}
if (size != expectedSize) {
printf("%s: wrong size for 'v' (found %d, expected %d)\n",
TestName, size, expectedSize);
piglit_report_result(PIGLIT_FAIL);
}
}
/* Check setting/getting values */
loc_f1 = piglit_GetUniformLocation(prog, "f1");
loc_f2 = piglit_GetUniformLocation(prog, "f2");
loc_sa = piglit_GetUniformLocation(prog, "s.a");
loc_sd = piglit_GetUniformLocation(prog, "s.d");
loc_v1 = piglit_GetUniformLocation(prog, "v[1]");
piglit_Uniform1f(loc_f1, 5.0);
piglit_Uniform1f(loc_f2, 10.0);
piglit_Uniform1f(loc_sa, 15.0);
piglit_Uniform1f(loc_sd, 20.0);
piglit_Uniform4fv(loc_v1, 1, vVals);
piglit_GetUniformfv(prog, loc_f1, v);
if (v[0] != 5.0) {
printf("%s: wrong value for f1 (found %f, expected %f)\n",
TestName, v[0], 5.0);
piglit_report_result(PIGLIT_FAIL);
}
piglit_GetUniformfv(prog, loc_f2, v);
if (v[0] != 10.0) {
printf("%s: wrong value for f2 (found %f, expected %f)\n",
TestName, v[0], 10.0);
piglit_report_result(PIGLIT_FAIL);
}
piglit_GetUniformfv(prog, loc_sa, v);
if (v[0] != 15.0) {
printf("%s: wrong value for s.a (found %f, expected %f)\n",
TestName, v[0], 15.0);
piglit_report_result(PIGLIT_FAIL);
}
piglit_GetUniformfv(prog, loc_sd, v);
if (v[0] != 20.0) {
printf("%s: wrong value for s.d (found %f, expected %f)\n",
TestName, v[0], 20.0);
piglit_report_result(PIGLIT_FAIL);
}
piglit_GetUniformfv(prog, loc_v1, v);
if (v[0] != 30.0 ||
v[1] != 31.0 ||
v[2] != 32.0 ||
v[3] != 33.0) {
printf("%s: wrong value for v[1] (found %g,%g,%g,%g, expected %g,%g,%g,%g)\n",
TestName, v[0], v[1], v[2], v[3], 30.0, 31.0, 32.0, 33.0);
piglit_report_result(PIGLIT_FAIL);
}
piglit_report_result(PIGLIT_PASS);
}
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