Verify that glGetAttribLocation works within a display list

Test for bug #15202.

1 files changed, 115 insertions, 0 deletions

diff --git a/tests/shaders/glsl-dlist-getattriblocation.c b/tests/shaders/glsl-dlist-getattriblocation.c
new file mode 100644
index 000000000..7dd4a0113
--- /dev/null
+++ b/tests/shaders/glsl-dlist-getattriblocation.c
@@ -0,0 +1,115 @@
+/*
+ * 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.
+ */
+
+/**
+ * \file glsl-dlist-getattriblocation.c
+ *
+ * Validate the behavior of \c glGetAttribLocation while compiling a display
+ * list.  See also bugzilla #15202.
+ *
+ * \author Ian Romanick <ian.d.romanick@intel.com>
+ */
+
+#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"
+#include "piglit-framework.h"
+
+int piglit_WindowMode = GLUT_RGB;
+int piglit_Width = 100;
+int piglit_Height = 100;
+
+static const GLchar *vertShaderText =
+	"attribute vec4 attrib;\n"
+	"void main()\n"
+	"{\n"
+	"	gl_Position = gl_ModelViewProjectionMatrix * attrib;\n"
+	"} \n";
+
+
+int
+piglit_Display(void)
+{
+	GLboolean pass = GL_TRUE;
+	GLint vs;
+	GLint prog;
+	GLint stat;
+	GLint attrib_loc;
+	GLint attrib_loc_in_dlist;
+
+
+	vs = glCreateShader(GL_VERTEX_SHADER);
+	glShaderSource(vs, 1, &vertShaderText, NULL);
+
+	glCompileShader(vs);
+	glGetShaderiv(vs, GL_COMPILE_STATUS, &stat);
+	if (!stat) {
+                printf("error compiling vertex shader1!\n");
+                exit(1);
+        }
+
+	prog = glCreateProgram();
+	glAttachShader(prog, vs);
+	glBindAttribLocation(prog, 1, "attrib");
+	glLinkProgram(prog);
+
+	attrib_loc = glGetAttribLocation(prog, "attrib");
+	if (!piglit_Automatic)
+		printf("attrib_loc = %d\n", attrib_loc);
+
+	glNewList(1, GL_COMPILE);
+
+	/* Notice the trickery here!  glBindAttribLocation does not take effect
+	 * until glLinkProgram is called!
+	 */
+	glBindAttribLocation(prog, 2, "attrib");
+	attrib_loc_in_dlist = glGetAttribLocation(prog, "attrib");
+
+	if (!piglit_Automatic)
+		printf("attrib_loc_in_dlist = %d\n", attrib_loc_in_dlist);
+	glEndList();
+
+	pass = (attrib_loc == 1) && (attrib_loc == attrib_loc_in_dlist);
+	return pass ? PIGLIT_SUCCESS : PIGLIT_FAILURE;
+}
+
+
+void
+piglit_Init(int argc, char **argv)
+{
+	if (!GLEW_VERSION_2_0) {
+		printf("Requires OpenGL 2.0\n");
+		piglit_report_result(PIGLIT_SKIP);
+		exit(1);
+	}
+
+	piglit_ortho_projection(piglit_Width, piglit_Height, GL_FALSE);
+}