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Commit bc20a493 by Jamie Madill Committed by Commit Bot
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Add vertex attribute change perf test.

This perf test has quite different performance than the buffer-only state change test. Bug: angleproject:3256 Change-Id: I23aa08b87af371cbafa509803ae7f8cbe0ce1c58 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1684292Reviewed-by: 's avatarTobin Ehlis <tobine@google.com> Reviewed-by: 's avatarJamie Madill <jmadill@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>
parent 7558e836
Showing with 35 additions and 0 deletions
src/tests/perf_tests/DrawCallPerf.cpp
......@@ -17,6 +17,7 @@ namespace
enum class StateChange
{
NoChange,
VertexAttrib,
VertexBuffer,
ManyVertexBuffers,
Texture,
......@@ -39,6 +40,9 @@ std::string DrawArraysPerfParams::suffix() const
switch (stateChange)
{
case StateChange::VertexAttrib:
strstr << "_attrib_change";
break;
case StateChange::VertexBuffer:
strstr << "_vbo_change";
break;
......@@ -221,6 +225,25 @@ void JustDraw(unsigned int iterations, GLsizei numElements)
}
template <int kArrayBufferCount>
void ChangeVertexAttribThenDraw(unsigned int iterations, GLsizei numElements, GLuint buffer)
{
glBindBuffer(GL_ARRAY_BUFFER, buffer);
for (unsigned int it = 0; it < iterations; it++)
{
for (int arrayIndex = 0; arrayIndex < kArrayBufferCount; ++arrayIndex)
{
glVertexAttribPointer(arrayIndex, 2, GL_FLOAT, GL_FALSE, 0, 0);
}
glDrawArrays(GL_TRIANGLES, 0, numElements);
for (int arrayIndex = 0; arrayIndex < kArrayBufferCount; ++arrayIndex)
{
glVertexAttribPointer(arrayIndex, 4, GL_UNSIGNED_BYTE, GL_TRUE, 0, 0);
}
glDrawArrays(GL_TRIANGLES, 0, numElements);
}
}
template <int kArrayBufferCount>
void ChangeArrayBuffersThenDraw(unsigned int iterations,
GLsizei numElements,
GLuint buffer1,
......@@ -270,6 +293,9 @@ void DrawCallPerfBenchmark::drawBenchmark()
switch (params.stateChange)
{
case StateChange::VertexAttrib:
ChangeVertexAttribThenDraw<1>(params.iterationsPerStep, numElements, mBuffer1);
break;
case StateChange::VertexBuffer:
ChangeArrayBuffersThenDraw<1>(params.iterationsPerStep, numElements, mBuffer1,
mBuffer2);
......@@ -318,6 +344,8 @@ ANGLE_INSTANTIATE_TEST(DrawCallPerfBenchmark,
DrawArrays(DrawCallD3D11(), StateChange::NoChange),
DrawArrays(NullDevice(DrawCallD3D11()), StateChange::NoChange),
DrawArrays(NullDevice(Offscreen(DrawCallD3D11())), StateChange::NoChange),
DrawArrays(DrawCallD3D11(), StateChange::VertexAttrib),
DrawArrays(NullDevice(DrawCallD3D11()), StateChange::VertexAttrib),
DrawArrays(DrawCallD3D11(), StateChange::VertexBuffer),
DrawArrays(NullDevice(DrawCallD3D11()), StateChange::VertexBuffer),
DrawArrays(DrawCallD3D11(), StateChange::Texture),
......@@ -325,6 +353,8 @@ ANGLE_INSTANTIATE_TEST(DrawCallPerfBenchmark,
DrawArrays(DrawCallOpenGL(), StateChange::NoChange),
DrawArrays(NullDevice(DrawCallOpenGL()), StateChange::NoChange),
DrawArrays(NullDevice(Offscreen(DrawCallOpenGL())), StateChange::NoChange),
DrawArrays(DrawCallOpenGL(), StateChange::VertexAttrib),
DrawArrays(NullDevice(DrawCallOpenGL()), StateChange::VertexAttrib),
DrawArrays(DrawCallOpenGL(), StateChange::VertexBuffer),
DrawArrays(NullDevice(DrawCallOpenGL()), StateChange::VertexBuffer),
DrawArrays(DrawCallOpenGL(), StateChange::ManyVertexBuffers),
......@@ -335,6 +365,9 @@ ANGLE_INSTANTIATE_TEST(DrawCallPerfBenchmark,
DrawArrays(DrawCallVulkan(), StateChange::NoChange),
DrawArrays(Offscreen(DrawCallVulkan()), StateChange::NoChange),
DrawArrays(NullDevice(DrawCallVulkan()), StateChange::NoChange),
DrawArrays(DrawCallVulkan(), StateChange::VertexAttrib),
DrawArrays(Offscreen(DrawCallVulkan()), StateChange::VertexAttrib),
DrawArrays(NullDevice(DrawCallVulkan()), StateChange::VertexAttrib),
DrawArrays(DrawCallVulkan(), StateChange::VertexBuffer),
DrawArrays(Offscreen(DrawCallVulkan()), StateChange::VertexBuffer),
DrawArrays(NullDevice(DrawCallVulkan()), StateChange::VertexBuffer),
......@@ -346,6 +379,8 @@ ANGLE_INSTANTIATE_TEST(DrawCallPerfBenchmark,
DrawArrays(NullDevice(DrawCallVulkan()), StateChange::Texture),
DrawArrays(DrawCallWGL(), StateChange::NoChange),
DrawArrays(Offscreen(DrawCallWGL()), StateChange::NoChange),
DrawArrays(DrawCallWGL(), StateChange::VertexAttrib),
DrawArrays(Offscreen(DrawCallWGL()), StateChange::VertexAttrib),
DrawArrays(DrawCallWGL(), StateChange::VertexBuffer),
DrawArrays(Offscreen(DrawCallWGL()), StateChange::VertexBuffer),
DrawArrays(DrawCallWGL(), StateChange::Texture),
......
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