glsl-useprogram-displaylist: New test for bug #23746

Signed-off-by: Eric Anholt <eric@anholt.net>

1 files changed, 155 insertions, 0 deletions

diff --git a/tests/shaders/glsl-useprogram-displaylist.c b/tests/shaders/glsl-useprogram-displaylist.c
new file mode 100644
index 00000000..b308d2ec
--- /dev/null
+++ b/tests/shaders/glsl-useprogram-displaylist.c
@@ -0,0 +1,155 @@
+/*
+ * 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:
+ *    Ben Holmes <shranzel@hotmail.com>
+ */
+
+/*
+ * tests for bug fdo 23746. The bug prevents glUseProgram from working when
+ * called within a display list.
+ */
+
+#include "piglit-util.h"
+
+int piglit_width = 400, piglit_height = 300;
+int piglit_window_mode = GLUT_RGB | GLUT_DOUBLE;
+
+static GLint progr;
+static GLint progg;
+static GLint fsr;
+static GLint fsg;
+static GLint vs;
+static GLuint list;
+
+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 = gl_ModelViewProjectionMatrix * gl_Vertex;\n"
+	"} \n";
+
+static const char *fragShaderTextRed =
+	"void main()\n"
+	"{ \n"
+	"	gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);\n"
+	"} \n";
+
+static const char *fragShaderTextGreen =
+	"void main()\n"
+	"{ \n"
+	"	gl_FragColor = vec4(0.0, 1.0, 0.0, 1.0);\n"
+	"} \n";
+
+static void
+compileLinkProg(void)
+{
+	GLint stat;
+
+	vs = glCreateShader(GL_VERTEX_SHADER);
+	fsr = glCreateShader(GL_FRAGMENT_SHADER);
+	fsg = glCreateShader(GL_FRAGMENT_SHADER);
+	glShaderSource(vs, 1, (const GLchar **) &vertShaderText, NULL);
+	glShaderSource(fsr, 1, (const GLchar **) &fragShaderTextRed, NULL);
+	glShaderSource(fsg, 1, (const GLchar **) &fragShaderTextGreen, NULL);
+	glCompileShader(vs);
+	glGetShaderiv(vs, GL_COMPILE_STATUS, &stat);
+	if (!stat) {
+		printf("error compiling vertex shader!\n");
+		exit(1);
+	}
+	glCompileShader(fsr);
+	glGetShaderiv(fsr, GL_COMPILE_STATUS, &stat);
+	if (!stat) {
+		printf("error compiling fragment red shader!\n");
+		exit(1);
+	}
+
+	glCompileShader(fsg);
+	glGetShaderiv(fsg, GL_COMPILE_STATUS, &stat);
+	if(!stat) {
+		printf("error compiling fragment green shader!\n");
+		exit(1);
+	}
+
+	progr = glCreateProgram();
+	glAttachShader(progr, vs);
+	glAttachShader(progr, fsr);
+	glLinkProgram(progr);
+
+	progg = glCreateProgram();
+	glAttachShader(progg, vs);
+	glAttachShader(progg, fsg);
+	glLinkProgram(progg);
+
+
+	glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3*sizeof(GLfloat),
+				vertices);
+
+	glEnableVertexAttribArray(0);
+
+	list = glGenLists(1);
+	glNewList(list, GL_COMPILE);
+		glUseProgram(progg);
+	glEndList();
+
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+	if (!GLEW_VERSION_2_0) {
+		printf("Requires OpenGL 2.0\n");
+		piglit_report_result(PIGLIT_SKIP);
+	}
+
+	piglit_ortho_projection(piglit_width, piglit_height, GL_FALSE);
+
+	glClearColor(0.2, 0.2, 0.2, 1.0);
+
+	compileLinkProg();
+}
+
+enum piglit_result
+piglit_display(void)
+{
+	GLfloat green[3] = {0.0, 1.0, 0.0};
+	GLboolean pass = GL_TRUE;
+
+	glClear(GL_COLOR_BUFFER_BIT);
+
+	glUseProgram(progr);
+	glCallList(list);
+
+	glDrawArrays(GL_TRIANGLE_STRIP,0,4);
+
+	pass = piglit_probe_pixel_rgb(125, 150, green);
+
+	glFinish();
+	glutSwapBuffers();
+
+	return pass ? PIGLIT_SUCCESS : PIGLIT_FAILURE;
+}