---
tests/all.tests | 1 +
tests/shaders/CMakeLists.txt | 1 +
tests/shaders/vp-ignore-input.c | 166 +++++++++++++++++++++++++++++++++++++++
3 files changed, 168 insertions(+), 0 deletions(-)
create mode 100644 tests/shaders/vp-ignore-input.c
diff --git a/tests/all.tests b/tests/all.tests
index 2323aab..da77f12 100644
--- a/tests/all.tests
+++ b/tests/all.tests
@@ -111,6 +111,7 @@ shaders['glsl-derivs'] = PlainExecTest([testBinDir +
'glsl-derivs', '-auto'])
shaders['glsl-deriv-varyings'] = PlainExecTest([testBinDir +
'glsl-deriv-varyings', '-auto'])
shaders['glsl-fwidth'] = PlainExecTest([testBinDir + 'glsl-fwidth', '-auto'])
shaders['glsl-lod-bias'] = PlainExecTest([testBinDir + 'glsl-lod-bias',
'-auto'])
+shaders['vp-ignore-input'] = PlainExecTest([testBinDir + 'vp-ignore-input',
'-auto'])
fpgeneric = Group()
def make_fpgeneric(name):
diff --git a/tests/shaders/CMakeLists.txt b/tests/shaders/CMakeLists.txt
index bad39e0..75853ab 100644
--- a/tests/shaders/CMakeLists.txt
+++ b/tests/shaders/CMakeLists.txt
@@ -42,3 +42,4 @@ add_executable (glsl-derivs glsl-derivs.c)
add_executable (glsl-deriv-varyings glsl-deriv-varyings.c)
add_executable (glsl-fwidth glsl-fwidth.c)
add_executable (glsl-lod-bias glsl-lod-bias.c)
+add_executable (vp-ignore-input vp-ignore-input.c)
diff --git a/tests/shaders/vp-ignore-input.c b/tests/shaders/vp-ignore-input.c
new file mode 100644
index 0000000..5a38e9a
--- /dev/null
+++ b/tests/shaders/vp-ignore-input.c
@@ -0,0 +1,166 @@
+/*
+ * 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.
+ */
+
+// author: Ben Holmes
+
+/*
+ * draws using a vertex program that ignores inputs and instead just
+ * writes a constant to gl_Position.
+ */
+
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <GL/glew.h>
+#if defined(__APPLE__)
+#include <GLUT/glut.h>
+#else
+#include <GL/glut.h>
+#endif
+
+#include "piglit-util.h"
+
+static GLboolean Automatic = GL_FALSE;
+static GLint prog;
+static GLint fs;
+static GLint vs;
+
+
+static GLfloat vertices[12] = {150.0, 125.0, 0.0,
+ 150.0, 175.0, 0.0,
+ 100.0, 125.0, 0.0,
+ 100.0, 175.0, 0.0};
+
+static const char *vertShaderText =
+ "void main()\n"
+ "{ \n"
+ " gl_Position = vec4(100, 50, 0, 0);\n"
+ "} \n";
+
+static const char *fragShaderText =
+ "void main()\n"
+ "{ \n"
+ " gl_FragColor = vec4(0.0, 1.0, 1.0, 1.0);\n"
+ "} \n";
+
+static void compileLinkProg();
+
+static void
+Init()
+{
+
+ glewInit();
+ glMatrixMode(GL_PROJECTION);
+ glPushMatrix();
+ glLoadIdentity();
+ glOrtho(0, 400, 0, 300, -1, 1);
+
+ glMatrixMode(GL_MODELVIEW);
+ glPushMatrix();
+ glLoadIdentity();
+
+ glClearColor(0.2, 0.2, 0.2, 1.0);
+
+ compileLinkProg();
+}
+
+static void
+compileLinkProg()
+{
+ GLint stat;
+
+ vs = glCreateShader(GL_VERTEX_SHADER);
+ fs = glCreateShader(GL_FRAGMENT_SHADER);
+ glShaderSource(vs, 1, (const GLchar **) &vertShaderText, NULL);
+ glShaderSource(fs, 1, (const GLchar **) &fragShaderText, NULL);
+ glCompileShader(vs);
+ glGetShaderiv(vs, GL_COMPILE_STATUS, &stat);
+ if (!stat) {
+ printf("error compiling vertex shader!\n");
+ exit(1);
+ }
+ glCompileShader(fs);
+ glGetShaderiv(fs, GL_COMPILE_STATUS, &stat);
+ if (!stat) {
+ printf("error compiling fragment shader!\n");
+ exit(1);
+ }
+
+ prog = glCreateProgram();
+ glAttachShader(prog, vs);
+ glAttachShader(prog, fs);
+ glLinkProgram(prog);
+ glUseProgram(prog);
+
+ glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3*sizeof(GLfloat),
+ vertices);
+
+ glEnableVertexAttribArray(0);
+}
+
+
+static void
+display()
+{
+
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glDrawArrays(GL_POINTS, 0, 4);
+
+ glPushMatrix();
+ glTranslatef(75.0, 0.0, 0.0);
+
+ glDrawArrays(GL_POINTS, 0, 4);
+
+ glPopMatrix();
+
+ GLboolean pass = GL_TRUE;
+
+ if(Automatic) {
+ piglit_report_result(pass ? PIGLIT_SUCCESS : PIGLIT_FAILURE);
+ exit(pass ? 0 : 1);
+ }
+
+ glFinish();
+ glutSwapBuffers();
+
+}
+
+int main(int argc, char **argv)
+{
+ glutInit(&argc, argv);
+ if(argc==2 && !strncmp(argv[1], "-auto", 5))
+ Automatic=GL_TRUE;
+ glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB);
+ glutInitWindowSize(400, 300);
+ glutCreateWindow("vp-ignore-inputs");
+ glutDisplayFunc(display);
+ glutKeyboardFunc(piglit_escape_exit_key);
+
+ Init();
+
+ glutMainLoop();
+
+ return 0;
+}
--
1.6.3.3
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