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Commit 8d835fba by jchen10 Committed by Commit Bot
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UniformBufferTest: fix invalid uniform index

To get the index value of an uniform or uniform block, the Spec suggested way is to enumerate according to its name. There is no mention that index has any correspondence regarding the order of uniforms in shader source code. BUG=angleproject:1622 BUG=angleproject:1543 Change-Id: I76dbf0ef05f89cd93ea2bdaf93a47f0f5d318f87 Reviewed-on: https://chromium-review.googlesource.com/497976 Commit-Queue: Jamie Madill <jmadill@chromium.org> Reviewed-by: 's avatarCorentin Wallez <cwallez@chromium.org> Reviewed-by: 's avatarJamie Madill <jmadill@chromium.org>
parent 0c09e265
Showing with 72 additions and 40 deletions
src/tests/gl_tests/UniformBufferTest.cpp
......@@ -373,17 +373,13 @@ TEST_P(UniformBufferTest, ActiveUniformNames)
glGetProgramiv(program, GL_ACTIVE_UNIFORM_BLOCKS, &activeUniformBlocks);
ASSERT_EQ(2, activeUniformBlocks);
GLint maxLength;
GLsizei length;
glGetProgramiv(program, GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH, &maxLength);
std::vector<GLchar> strBlockNameBuffer(maxLength + 1, 0);
glGetActiveUniformBlockName(program, 0, maxLength, &length, &strBlockNameBuffer[0]);
GLuint index = glGetUniformBlockIndex(program, "blockName1");
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
EXPECT_EQ("blockName1", std::string(&strBlockNameBuffer[0]));
glGetActiveUniformBlockName(program, 1, maxLength, &length, &strBlockNameBuffer[0]);
index = glGetUniformBlockIndex(program, "blockName2[0]");
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
EXPECT_EQ("blockName2[0]", std::string(&strBlockNameBuffer[0]));
GLint activeUniforms;
glGetProgramiv(program, GL_ACTIVE_UNIFORMS, &activeUniforms);
......@@ -392,18 +388,26 @@ TEST_P(UniformBufferTest, ActiveUniformNames)
GLint size;
GLenum type;
GLint maxLength;
GLsizei length;
glGetProgramiv(program, GL_ACTIVE_UNIFORM_MAX_LENGTH, &maxLength);
std::vector<GLchar> strUniformNameBuffer(maxLength + 1, 0);
glGetActiveUniform(program, 0, maxLength, &length, &size, &type, &strUniformNameBuffer[0]);
const GLchar *uniformNames[1];
uniformNames[0] = "blockName1.f1";
glGetUniformIndices(program, 1, uniformNames, &index);
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
glGetActiveUniform(program, index, maxLength, &length, &size, &type, &strUniformNameBuffer[0]);
EXPECT_EQ(1, size);
EXPECT_GLENUM_EQ(GL_FLOAT, type);
EXPECT_EQ("blockName1.f1", std::string(&strUniformNameBuffer[0]));
glGetActiveUniform(program, 1, maxLength, &length, &size, &type, &strUniformNameBuffer[0]);
uniformNames[0] = "blockName2.f2";
glGetUniformIndices(program, 1, uniformNames, &index);
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
glGetActiveUniform(program, index, maxLength, &length, &size, &type, &strUniformNameBuffer[0]);
EXPECT_EQ(1, size);
EXPECT_GLENUM_EQ(GL_FLOAT, type);
EXPECT_EQ("blockName2.f2", std::string(&strUniformNameBuffer[0]));
......@@ -412,23 +416,6 @@ TEST_P(UniformBufferTest, ActiveUniformNames)
// Tests active uniforms and blocks when the layout is std140, shared and packed.
TEST_P(UniformBufferTest, ActiveUniformNumberAndName)
{
// TODO(Jiajia): Figure out why this fails on Intel on Mac.
// This case can pass on Intel Mac-10.11/10.12. But it fails on Intel Mac-10.10.
if (IsIntel() && IsOSX())
{
std::cout << "Test skipped on Intel on Mac." << std::endl;
return;
}
// This case fails on all AMD platforms (Mac, Linux, Win).
// TODO(zmo): This actually passes on certain AMD cards, but we don't have
// a way to do device specific handling yet.
if (IsAMD())
{
std::cout << "Test skipped on AMD." << std::endl;
return;
}
const std::string &vertexShaderSource =
"#version 300 es\n"
"in vec2 position;\n"
......@@ -481,60 +468,105 @@ TEST_P(UniformBufferTest, ActiveUniformNumberAndName)
GLint maxLength, size;
GLenum type;
GLsizei length;
GLuint index;
const GLchar *uniformNames[1];
glGetProgramiv(program.get(), GL_ACTIVE_UNIFORM_MAX_LENGTH, &maxLength);
std::vector<GLchar> strBuffer(maxLength + 1, 0);
glGetActiveUniform(program.get(), 0, maxLength, &length, &size, &type, &strBuffer[0]);
uniformNames[0] = "s0.a";
glGetUniformIndices(program, 1, uniformNames, &index);
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
glGetActiveUniform(program.get(), index, maxLength, &length, &size, &type, &strBuffer[0]);
EXPECT_EQ(1, size);
EXPECT_EQ("s0.a", std::string(&strBuffer[0]));
glGetActiveUniform(program.get(), 1, maxLength, &length, &size, &type, &strBuffer[0]);
uniformNames[0] = "s0.b[0]";
glGetUniformIndices(program, 1, uniformNames, &index);
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
glGetActiveUniform(program.get(), index, maxLength, &length, &size, &type, &strBuffer[0]);
ASSERT_GL_NO_ERROR();
EXPECT_EQ(4, size);
EXPECT_EQ("s0.b[0]", std::string(&strBuffer[0]));
glGetActiveUniform(program.get(), 2, maxLength, &length, &size, &type, &strBuffer[0]);
uniformNames[0] = "v0";
glGetUniformIndices(program, 1, uniformNames, &index);
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
glGetActiveUniform(program.get(), index, maxLength, &length, &size, &type, &strBuffer[0]);
ASSERT_GL_NO_ERROR();
EXPECT_EQ(1, size);
EXPECT_EQ("v0", std::string(&strBuffer[0]));
glGetActiveUniform(program.get(), 3, maxLength, &length, &size, &type, &strBuffer[0]);
uniformNames[0] = "s1[0].a";
glGetUniformIndices(program, 1, uniformNames, &index);
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
glGetActiveUniform(program.get(), index, maxLength, &length, &size, &type, &strBuffer[0]);
ASSERT_GL_NO_ERROR();
EXPECT_EQ(1, size);
EXPECT_EQ("s1[0].a", std::string(&strBuffer[0]));
glGetActiveUniform(program.get(), 4, maxLength, &length, &size, &type, &strBuffer[0]);
uniformNames[0] = "s1[0].b[0]";
glGetUniformIndices(program, 1, uniformNames, &index);
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
glGetActiveUniform(program.get(), index, maxLength, &length, &size, &type, &strBuffer[0]);
ASSERT_GL_NO_ERROR();
EXPECT_EQ(4, size);
EXPECT_EQ("s1[0].b[0]", std::string(&strBuffer[0]));
glGetActiveUniform(program.get(), 5, maxLength, &length, &size, &type, &strBuffer[0]);
uniformNames[0] = "s1[1].a";
glGetUniformIndices(program, 1, uniformNames, &index);
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
glGetActiveUniform(program.get(), index, maxLength, &length, &size, &type, &strBuffer[0]);
ASSERT_GL_NO_ERROR();
EXPECT_EQ(1, size);
EXPECT_EQ("s1[1].a", std::string(&strBuffer[0]));
glGetActiveUniform(program.get(), 6, maxLength, &length, &size, &type, &strBuffer[0]);
uniformNames[0] = "s1[1].b[0]";
glGetUniformIndices(program, 1, uniformNames, &index);
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
glGetActiveUniform(program.get(), index, maxLength, &length, &size, &type, &strBuffer[0]);
ASSERT_GL_NO_ERROR();
EXPECT_EQ(4, size);
EXPECT_EQ("s1[1].b[0]", std::string(&strBuffer[0]));
glGetActiveUniform(program.get(), 7, maxLength, &length, &size, &type, &strBuffer[0]);
uniformNames[0] = "u0";
glGetUniformIndices(program, 1, uniformNames, &index);
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
glGetActiveUniform(program.get(), index, maxLength, &length, &size, &type, &strBuffer[0]);
ASSERT_GL_NO_ERROR();
EXPECT_EQ(1, size);
EXPECT_EQ("u0", std::string(&strBuffer[0]));
glGetActiveUniform(program.get(), 8, maxLength, &length, &size, &type, &strBuffer[0]);
uniformNames[0] = "blockName1.f1";
glGetUniformIndices(program, 1, uniformNames, &index);
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
glGetActiveUniform(program.get(), index, maxLength, &length, &size, &type, &strBuffer[0]);
ASSERT_GL_NO_ERROR();
EXPECT_EQ(1, size);
EXPECT_EQ("blockName1.f1", std::string(&strBuffer[0]));
glGetActiveUniform(program.get(), 9, maxLength, &length, &size, &type, &strBuffer[0]);
uniformNames[0] = "blockName1.b1";
glGetUniformIndices(program, 1, uniformNames, &index);
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
glGetActiveUniform(program.get(), index, maxLength, &length, &size, &type, &strBuffer[0]);
ASSERT_GL_NO_ERROR();
EXPECT_EQ(1, size);
EXPECT_EQ("blockName1.b1", std::string(&strBuffer[0]));
glGetActiveUniform(program.get(), 10, maxLength, &length, &size, &type, &strBuffer[0]);
uniformNames[0] = "f2";
glGetUniformIndices(program, 1, uniformNames, &index);
EXPECT_NE(GL_INVALID_INDEX, index);
ASSERT_GL_NO_ERROR();
glGetActiveUniform(program.get(), index, maxLength, &length, &size, &type, &strBuffer[0]);
ASSERT_GL_NO_ERROR();
EXPECT_EQ(1, size);
EXPECT_EQ("f2", std::string(&strBuffer[0]));
......
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