Add test for shaders with matrix attributes

1 files changed, 252 insertions, 0 deletions

diff --git a/tests/shaders/glsl-mat-attribute.c b/tests/shaders/glsl-mat-attribute.c
new file mode 100644
index 000000000..ba6bbc2a3
--- /dev/null
+++ b/tests/shaders/glsl-mat-attribute.c
@@ -0,0 +1,252 @@
+/*
+ * Copyright © 2010 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-mat-attribute.c
+ * Test shaders that use matrix attributes.
+ *
+ * \author Ian Romanick <ian.d.romanick@intel.com>
+ */
+
+#include "piglit-util.h"
+
+int piglit_width = 100, piglit_height = 100;
+int piglit_window_mode = GLUT_RGB | GLUT_ALPHA | GLUT_DOUBLE | GLUT_DEPTH;
+
+static GLint prog[4];
+
+static const float pos[4 * 4 * 2] = {
+	10.0, 10.0, 20.0, 10.0, 20.0, 20.0, 10.0, 20.0,
+	30.0, 10.0, 40.0, 10.0, 40.0, 20.0, 30.0, 20.0,
+	50.0, 10.0, 60.0, 10.0, 60.0, 20.0, 50.0, 20.0,
+	70.0, 10.0, 80.0, 10.0, 80.0, 20.0, 70.0, 20.0,
+};
+
+static const float color_mat_col1[4 * 4 * 4] = {
+	40.0, 20.0, 10.0, 5.0,
+	60.0, 40.0, 20.0, 10.0,
+	80.0, 60.0, 30.0, 15.0,
+	100.0, 80.0, 40.0, 20.0,
+
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+};
+
+static const float color_mat_col2[4 * 4 * 4] = {
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+
+	40.0, 20.0, 10.0, 5.0,
+	60.0, 40.0, 20.0, 10.0,
+	80.0, 60.0, 30.0, 15.0,
+	100.0, 80.0, 40.0, 20.0,
+
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+};
+
+static const float color_mat_col3[4 * 4 * 4] = {
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+
+	40.0, 20.0, 10.0, 5.0,
+	60.0, 40.0, 20.0, 10.0,
+	80.0, 60.0, 30.0, 15.0,
+	100.0, 80.0, 40.0, 20.0,
+
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+};
+
+static const float color_mat_col4[4 * 4 * 4] = {
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+	999.0, 0.0, 0.0, 999.0,
+
+	40.0, 20.0, 10.0, 5.0,
+	60.0, 40.0, 20.0, 10.0,
+	80.0, 60.0, 30.0, 15.0,
+	100.0, 80.0, 40.0, 20.0,
+};
+
+static const float normalization[4 * 4 * 4] = {
+	1.0 / 40.0, 1.0 / 20.0, 1.0 / 10.0, 1.0 / 5.0,
+	1.0 / 60.0, 1.0 / 40.0, 1.0 / 20.0, 1.0 / 10.0,
+	1.0 / 80.0, 1.0 / 60.0, 1.0 / 30.0, 1.0 / 15.0,
+	1.0 / 100.0, 1.0 / 80.0, 1.0 / 40.0, 1.0 / 20.0,
+
+	1.0 / 40.0, 1.0 / 20.0, 1.0 / 10.0, 1.0 / 5.0,
+	1.0 / 60.0, 1.0 / 40.0, 1.0 / 20.0, 1.0 / 10.0,
+	1.0 / 80.0, 1.0 / 60.0, 1.0 / 30.0, 1.0 / 15.0,
+	1.0 / 100.0, 1.0 / 80.0, 1.0 / 40.0, 1.0 / 20.0,
+
+	1.0 / 40.0, 1.0 / 20.0, 1.0 / 10.0, 1.0 / 5.0,
+	1.0 / 60.0, 1.0 / 40.0, 1.0 / 20.0, 1.0 / 10.0,
+	1.0 / 80.0, 1.0 / 60.0, 1.0 / 30.0, 1.0 / 15.0,
+	1.0 / 100.0, 1.0 / 80.0, 1.0 / 40.0, 1.0 / 20.0,
+
+	1.0 / 40.0, 1.0 / 20.0, 1.0 / 10.0, 1.0 / 5.0,
+	1.0 / 60.0, 1.0 / 40.0, 1.0 / 20.0, 1.0 / 10.0,
+	1.0 / 80.0, 1.0 / 60.0, 1.0 / 30.0, 1.0 / 15.0,
+	1.0 / 100.0, 1.0 / 80.0, 1.0 / 40.0, 1.0 / 20.0,
+};
+
+enum piglit_result piglit_display(void)
+{
+	static const float white[4] = {
+		1.0, 1.0, 1.0, 1.0,
+	};
+	static const float b[] = {
+		1.0, 1.0, -1.0, 1.0, -1.0, -1.0, 1.0, -1.0
+	};
+	GLboolean pass = GL_TRUE;
+	unsigned i;
+	unsigned j;
+
+	glClear(GL_COLOR_BUFFER_BIT);
+
+	for (i = 0; i < 4; i++) {
+		glUseProgram(prog[i]);
+		glDrawArrays(GL_QUADS, i * 4, 4);
+
+		for (j = 0; j < 8; j += 2) {
+			const unsigned k = 8 * i;
+			if (!piglit_probe_pixel_rgba(pos[k + j + 0] + b[j + 0],
+						     pos[k + j + 1] + b[j + 1],
+						     white))
+				pass = GL_FALSE;
+		}
+	}
+
+	glutSwapBuffers();
+
+	return pass ? PIGLIT_SUCCESS : PIGLIT_FAILURE;
+}
+
+void piglit_init(int argc, char **argv)
+{
+	char *vs_text;
+	unsigned i;
+
+	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);
+
+	vs_text = piglit_load_text_file("glsl-mat-attribute.vert", NULL);
+
+	for (i = 0; i < 4; i++) {
+		char buf[64];
+		char *sources[2];
+		GLint stat;
+		GLuint sh;
+
+		sprintf(buf, "#define IDX %d\n", i);
+
+		sh = glCreateShader(GL_VERTEX_SHADER);
+
+		sources[0] = buf;
+		sources[1] = vs_text;
+		glShaderSource(sh, 2, (const GLchar **) sources, NULL);
+		glCompileShader(sh);
+
+		glGetShaderiv(sh, GL_COMPILE_STATUS, &stat);
+		if (!stat) {
+			printf("error compiling vertex shader!\n");
+			exit(1);
+		}
+
+		prog[i] = glCreateProgram();
+		glAttachShader(prog[i], sh);
+
+		/* Since "color" is a mat4, it will occupy 4 attribute
+		 * locations.
+		 */
+		glBindAttribLocation(prog[i], 1, "color");
+		glBindAttribLocation(prog[i], 5, "normalization");
+
+		glLinkProgram(prog[i]);
+		piglit_link_check_status(prog[i]);
+	}
+
+	glClearColor(0.3, 0.3, 0.3, 0.0);
+	glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 2 * sizeof(GLfloat),
+			      pos);
+	glVertexAttribPointer(1, 4, GL_FLOAT, GL_FALSE, 4 * sizeof(GLfloat),
+			      color_mat_col1);
+	glVertexAttribPointer(2, 4, GL_FLOAT, GL_FALSE, 4 * sizeof(GLfloat),
+			      color_mat_col2);
+	glVertexAttribPointer(3, 4, GL_FLOAT, GL_FALSE, 4 * sizeof(GLfloat),
+			      color_mat_col3);
+	glVertexAttribPointer(4, 4, GL_FLOAT, GL_FALSE, 4 * sizeof(GLfloat),
+			      color_mat_col4);
+	glVertexAttribPointer(5, 4, GL_FLOAT, GL_FALSE, 4 * sizeof(GLfloat),
+			      normalization);
+
+	glEnableVertexAttribArray(0);
+	glEnableVertexAttribArray(1);
+	glEnableVertexAttribArray(5);
+}