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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /gfx/angle/src/tests/gl_tests/UnpackAlignmentTest.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/angle/src/tests/gl_tests/UnpackAlignmentTest.cpp')
-rwxr-xr-xgfx/angle/src/tests/gl_tests/UnpackAlignmentTest.cpp325
1 files changed, 325 insertions, 0 deletions
diff --git a/gfx/angle/src/tests/gl_tests/UnpackAlignmentTest.cpp b/gfx/angle/src/tests/gl_tests/UnpackAlignmentTest.cpp
new file mode 100755
index 000000000..2a3f76bc6
--- /dev/null
+++ b/gfx/angle/src/tests/gl_tests/UnpackAlignmentTest.cpp
@@ -0,0 +1,325 @@
+//
+// Copyright 2015 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+#include "test_utils/ANGLETest.h"
+
+using namespace angle;
+
+namespace
+{
+
+class UnpackAlignmentTest : public ANGLETest
+{
+ protected:
+ UnpackAlignmentTest()
+ {
+ setWindowWidth(128);
+ setWindowHeight(128);
+ setConfigRedBits(8);
+ setConfigGreenBits(8);
+ setConfigBlueBits(8);
+ setConfigAlphaBits(8);
+ setConfigDepthBits(24);
+
+ mProgram = 0;
+ }
+
+ void SetUp() override
+ {
+ ANGLETest::SetUp();
+
+ const std::string vertexShaderSource = SHADER_SOURCE
+ (
+ precision highp float;
+ attribute vec4 position;
+
+ void main()
+ {
+ gl_Position = position;
+ }
+ );
+
+ const std::string fragmentShaderSource = SHADER_SOURCE
+ (
+ uniform sampler2D tex;
+
+ void main()
+ {
+ gl_FragColor = texture2D(tex, vec2(0.0, 1.0));
+ }
+ );
+
+ mProgram = CompileProgram(vertexShaderSource, fragmentShaderSource);
+ if (mProgram == 0)
+ {
+ FAIL() << "shader compilation failed.";
+ }
+ }
+
+ void TearDown() override
+ {
+ glDeleteProgram(mProgram);
+
+ ANGLETest::TearDown();
+ }
+
+ void getPixelSize(GLenum format, GLenum type, unsigned int* size)
+ {
+ switch (type)
+ {
+ case GL_UNSIGNED_SHORT_5_5_5_1:
+ case GL_UNSIGNED_SHORT_5_6_5:
+ case GL_UNSIGNED_SHORT_4_4_4_4:
+ *size = sizeof(GLushort);
+ break;
+
+ case GL_UNSIGNED_BYTE:
+ {
+ unsigned int compCount = 0;
+ switch (format)
+ {
+ case GL_RGBA: compCount = 4; break;
+ case GL_RGB: compCount = 3; break;
+ case GL_LUMINANCE_ALPHA: compCount = 2; break;
+ case GL_LUMINANCE: compCount = 1; break;
+ case GL_ALPHA: compCount = 1; break;
+ default: FAIL() << "unknown pixel format.";
+ }
+ *size = sizeof(GLubyte) * compCount;
+ }
+ break;
+ default:
+ FAIL() << "unknown pixel type.";
+ }
+ }
+
+ bool formatHasRGB(GLenum format)
+ {
+ return (format != GL_ALPHA);
+ }
+
+ void testAlignment(int alignment, unsigned int offset, GLenum format, GLenum type)
+ {
+ static const unsigned int width = 7;
+ static const unsigned int height = 2;
+
+ glPixelStorei(GL_UNPACK_ALIGNMENT, alignment);
+
+ GLint readbackAlignment;
+ glGetIntegerv(GL_UNPACK_ALIGNMENT, &readbackAlignment);
+ EXPECT_EQ(alignment, readbackAlignment);
+
+ GLubyte buf[1024];
+ memset(buf, 0, sizeof(buf));
+
+ unsigned int pixelSize;
+ getPixelSize(format, type, &pixelSize);
+ for (unsigned int i = 0; i < pixelSize; i++)
+ {
+ buf[offset+i] = 0xFF;
+ }
+
+ GLuint tex;
+ glGenTextures(1, &tex);
+ glBindTexture(GL_TEXTURE_2D, tex);
+
+ glTexImage2D(GL_TEXTURE_2D, 0, format, width, height, 0, format, type, &buf[0]);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+
+ drawQuad(mProgram, "position", 0.5f);
+
+ GLubyte expectedRGB = formatHasRGB(format) ? 255 : 0;
+ EXPECT_PIXEL_EQ(0, 0, expectedRGB, expectedRGB, expectedRGB, 255);
+
+ glDeleteTextures(1, &tex);
+ }
+
+ GLuint mProgram;
+};
+
+TEST_P(UnpackAlignmentTest, DefaultAlignment)
+{
+ GLint defaultAlignment;
+ glGetIntegerv(GL_UNPACK_ALIGNMENT, &defaultAlignment);
+ EXPECT_EQ(defaultAlignment, 4);
+}
+
+
+TEST_P(UnpackAlignmentTest, Alignment1RGBAUByte)
+{
+ testAlignment(1, 7 * 4, GL_RGBA, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment1RGBUByte)
+{
+ testAlignment(1, 7 * 3, GL_RGB, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment1RGBAUShort4444)
+{
+ testAlignment(1, 7 * 2, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment1RGBAUShort5551)
+{
+ testAlignment(1, 7 * 2, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment1RGBAUShort565)
+{
+ testAlignment(1, 7 * 2, GL_RGB, GL_UNSIGNED_SHORT_5_6_5);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment1LAUByte)
+{
+ testAlignment(1, 7 * 2, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment1LUByte)
+{
+ testAlignment(1, 7, GL_LUMINANCE, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment1AUByte)
+{
+ testAlignment(1, 7, GL_ALPHA, GL_UNSIGNED_BYTE);
+}
+
+
+TEST_P(UnpackAlignmentTest, Alignment2RGBAUByte)
+{
+ testAlignment(2, 7 * 4, GL_RGBA, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment2RGBUByte)
+{
+ testAlignment(2, 7 * 3 + 1, GL_RGB, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment2RGBAUShort4444)
+{
+ testAlignment(2, 7 * 2, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment2RGBAUShort5551)
+{
+ testAlignment(2, 7 * 2, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment2RGBAUShort565)
+{
+ testAlignment(2, 7 * 2, GL_RGB, GL_UNSIGNED_SHORT_5_6_5);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment2LAUByte)
+{
+ testAlignment(2, 7 * 2, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment2LAByte)
+{
+ testAlignment(2, 7 + 1, GL_LUMINANCE, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment2AUByte)
+{
+ testAlignment(2, 7 + 1, GL_ALPHA, GL_UNSIGNED_BYTE);
+}
+
+
+TEST_P(UnpackAlignmentTest, Alignment4RGBAUByte)
+{
+ testAlignment(4, 7 * 4, GL_RGBA, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment4RGBUByte)
+{
+ testAlignment(4, 7 * 3 + 3, GL_RGB, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment4RGBAUShort4444)
+{
+ testAlignment(4, 7 * 2 + 2, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment4RGBAUShort5551)
+{
+ testAlignment(4, 7 * 2 + 2, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment4RGBAUShort565)
+{
+ testAlignment(4, 7 * 2 + 2, GL_RGB, GL_UNSIGNED_SHORT_5_6_5);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment4LAUByte)
+{
+ testAlignment(4, 7 * 2 + 2, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment4LUByte)
+{
+ testAlignment(4, 7 + 1, GL_LUMINANCE, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment4AUByte)
+{
+ testAlignment(4, 7 + 1, GL_ALPHA, GL_UNSIGNED_BYTE);
+}
+
+
+TEST_P(UnpackAlignmentTest, Alignment8RGBAUByte)
+{
+ testAlignment(8, 7 * 4 + 4, GL_RGBA, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment8RGBUByte)
+{
+ testAlignment(8, 7 * 3 + 3, GL_RGB, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment8RGBAUShort4444)
+{
+ testAlignment(8, 7 * 2 + 2, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment8RGBAUShort5551)
+{
+ testAlignment(8, 7 * 2 + 2, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment8RGBAUShort565)
+{
+ testAlignment(8, 7 * 2 + 2, GL_RGB, GL_UNSIGNED_SHORT_5_6_5);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment8LAUByte)
+{
+ testAlignment(8, 7 * 2 + 2, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment8LUByte)
+{
+ testAlignment(8, 7 + 1, GL_LUMINANCE, GL_UNSIGNED_BYTE);
+}
+
+TEST_P(UnpackAlignmentTest, Alignment8AUByte)
+{
+ testAlignment(8, 7 + 1, GL_ALPHA, GL_UNSIGNED_BYTE);
+}
+
+// Use this to select which configurations (e.g. which renderer, which GLES major version) these tests should be run against.
+ANGLE_INSTANTIATE_TEST(UnpackAlignmentTest,
+ ES2_D3D9(),
+ ES2_D3D11(),
+ ES2_OPENGL(),
+ ES3_OPENGL(),
+ ES2_OPENGLES(),
+ ES3_OPENGLES());
+
+} // namespace