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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/UnpackRowLength.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/angle/src/tests/gl_tests/UnpackRowLength.cpp')
-rwxr-xr-xgfx/angle/src/tests/gl_tests/UnpackRowLength.cpp130
1 files changed, 130 insertions, 0 deletions
diff --git a/gfx/angle/src/tests/gl_tests/UnpackRowLength.cpp b/gfx/angle/src/tests/gl_tests/UnpackRowLength.cpp
new file mode 100755
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--- /dev/null
+++ b/gfx/angle/src/tests/gl_tests/UnpackRowLength.cpp
@@ -0,0 +1,130 @@
+//
+// 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 UnpackRowLengthTest : public ANGLETest
+{
+ protected:
+ UnpackRowLengthTest()
+ {
+ 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 testRowLength(int texSize, int rowLength)
+ {
+ glPixelStorei(GL_UNPACK_ROW_LENGTH, rowLength);
+
+ if ((getClientMajorVersion() == 3) || extensionEnabled("GL_EXT_unpack_subimage"))
+ {
+ // Only texSize * texSize region is filled as WHITE, other parts are BLACK.
+ // If the UNPACK_ROW_LENGTH is implemented correctly, all texels inside this texture are WHITE.
+ std::vector<GLubyte> buf(rowLength * texSize * 4);
+ for (int y = 0; y < texSize; y++)
+ {
+ std::vector<GLubyte>::iterator rowIter = buf.begin() + y * rowLength * 4;
+ std::fill(rowIter, rowIter + texSize * 4, static_cast<GLubyte>(255u));
+ std::fill(rowIter + texSize * 4, rowIter + rowLength * 4, static_cast<GLubyte>(0u));
+ }
+
+ GLuint tex;
+ glGenTextures(1, &tex);
+ glBindTexture(GL_TEXTURE_2D, tex);
+
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, texSize, texSize, 0, GL_RGBA, GL_UNSIGNED_BYTE, &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);
+
+ EXPECT_PIXEL_EQ(0, 0, 255, 255, 255, 255);
+ EXPECT_PIXEL_EQ(1, 0, 255, 255, 255, 255);
+
+ glDeleteTextures(1, &tex);
+ }
+ else
+ {
+ EXPECT_GL_ERROR(GL_INVALID_ENUM);
+ }
+ }
+
+ GLuint mProgram;
+};
+
+TEST_P(UnpackRowLengthTest, RowLength128)
+{
+ testRowLength(128, 128);
+}
+
+TEST_P(UnpackRowLengthTest, RowLength1024)
+{
+ testRowLength(128, 1024);
+}
+
+// Use this to select which configurations (e.g. which renderer, which GLES major version) these tests should be run against.
+ANGLE_INSTANTIATE_TEST(UnpackRowLengthTest,
+ ES3_D3D11(),
+ ES2_D3D11(),
+ ES2_D3D9(),
+ ES2_OPENGL(),
+ ES3_OPENGL(),
+ ES2_OPENGLES(),
+ ES3_OPENGLES());
+
+} // namespace