/*-------------------------------------------------------------------------
* drawElements Quality Program OpenGL ES 3.1 Module
* -------------------------------------------------
*
* Copyright 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*//*!
* \file
* \brief GL_EXT_draw_elements_base_vertex tests.
*//*--------------------------------------------------------------------*/
#include "es31fDrawElementsBaseVertexTests.hpp"
#include "deRandom.hpp"
#include "deStringUtil.hpp"
#include "tcuRenderTarget.hpp"
#include "tcuVectorUtil.hpp"
#include "sglrGLContext.hpp"
#include "glsDrawTest.hpp"
#include "gluStrUtil.hpp"
#include "gluPixelTransfer.hpp"
#include "gluContextInfo.hpp"
#include "glwEnums.hpp"
#include "glwFunctions.hpp"
#include <string>
#include <set>
using std::vector;
using std::string;
using tcu::TestLog;
using namespace glw;
namespace deqp
{
namespace gles31
{
namespace Functional
{
namespace
{
enum TestIterationType
{
TYPE_DRAW_COUNT, // !< test with 1, 5, and 25 primitives
TYPE_INSTANCE_COUNT, // !< test with 1, 4, and 11 instances
TYPE_LAST
};
static size_t getElementCount (gls::DrawTestSpec::Primitive primitive, size_t primitiveCount)
{
switch (primitive)
{
case gls::DrawTestSpec::PRIMITIVE_POINTS: return primitiveCount;
case gls::DrawTestSpec::PRIMITIVE_TRIANGLES: return primitiveCount * 3;
case gls::DrawTestSpec::PRIMITIVE_TRIANGLE_FAN: return primitiveCount + 2;
case gls::DrawTestSpec::PRIMITIVE_TRIANGLE_STRIP: return primitiveCount + 2;
case gls::DrawTestSpec::PRIMITIVE_LINES: return primitiveCount * 2;
case gls::DrawTestSpec::PRIMITIVE_LINE_STRIP: return primitiveCount + 1;
case gls::DrawTestSpec::PRIMITIVE_LINE_LOOP: return (primitiveCount==1) ? (2) : (primitiveCount);
case gls::DrawTestSpec::PRIMITIVE_LINES_ADJACENCY: return primitiveCount * 4;
case gls::DrawTestSpec::PRIMITIVE_LINE_STRIP_ADJACENCY: return primitiveCount + 3;
case gls::DrawTestSpec::PRIMITIVE_TRIANGLES_ADJACENCY: return primitiveCount * 6;
case gls::DrawTestSpec::PRIMITIVE_TRIANGLE_STRIP_ADJACENCY: return primitiveCount * 2 + 4;
default:
DE_ASSERT(false);
return 0;
}
}
static void addRangeElementsToSpec (gls::DrawTestSpec& spec)
{
if (spec.drawMethod == gls::DrawTestSpec::DRAWMETHOD_DRAWELEMENTS_RANGED_BASEVERTEX)
{
spec.indexMin = 0;
spec.indexMax = (int)getElementCount(spec.primitive, spec.primitiveCount);
}
}
static void addTestIterations (gls::DrawTest* test, gls::DrawTestSpec& spec, TestIterationType type)
{
if (type == TYPE_DRAW_COUNT)
{
spec.primitiveCount = 1;
addRangeElementsToSpec(spec);
test->addIteration(spec, "draw count = 1");
spec.primitiveCount = 5;
addRangeElementsToSpec(spec);
test->addIteration(spec, "draw count = 5");
spec.primitiveCount = 25;
addRangeElementsToSpec(spec);
test->addIteration(spec, "draw count = 25");
}
else if (type == TYPE_INSTANCE_COUNT)
{
spec.instanceCount = 1;
addRangeElementsToSpec(spec);
test->addIteration(spec, "instance count = 1");
spec.instanceCount = 4;
addRangeElementsToSpec(spec);
test->addIteration(spec, "instance count = 4");
spec.instanceCount = 11;
addRangeElementsToSpec(spec);
test->addIteration(spec, "instance count = 11");
}
else
DE_ASSERT(false);
}
static void genBasicSpec (gls::DrawTestSpec& spec, gls::DrawTestSpec::DrawMethod method)
{
spec.apiType = glu::ApiType::es(3,1);
spec.primitive = gls::DrawTestSpec::PRIMITIVE_TRIANGLES;
spec.primitiveCount = 5;
spec.drawMethod = method;
spec.indexType = gls::DrawTestSpec::INDEXTYPE_LAST;
spec.indexPointerOffset = 0;
spec.indexStorage = gls::DrawTestSpec::STORAGE_LAST;
spec.first = 0;
spec.indexMin = 0;
spec.indexMax = 0;
spec.instanceCount = 1;
spec.indirectOffset = 0;
spec.attribs.resize(2);
spec.attribs[0].inputType = gls::DrawTestSpec::INPUTTYPE_FLOAT;
spec.attribs[0].outputType = gls::DrawTestSpec::OUTPUTTYPE_VEC2;
spec.attribs[0].storage = gls::DrawTestSpec::STORAGE_BUFFER;
spec.attribs[0].usage = gls::DrawTestSpec::USAGE_STATIC_DRAW;
spec.attribs[0].componentCount = 4;
spec.attribs[0].offset = 0;
spec.attribs[0].stride = 0;
spec.attribs[0].normalize = false;
spec.attribs[0].instanceDivisor = 0;
spec.attribs[0].useDefaultAttribute = false;
spec.attribs[1].inputType = gls::DrawTestSpec::INPUTTYPE_FLOAT;
spec.attribs[1].outputType = gls::DrawTestSpec::OUTPUTTYPE_VEC2;
spec.attribs[1].storage = gls::DrawTestSpec::STORAGE_BUFFER;
spec.attribs[1].usage = gls::DrawTestSpec::USAGE_STATIC_DRAW;
spec.attribs[1].componentCount = 2;
spec.attribs[1].offset = 0;
spec.attribs[1].stride = 0;
spec.attribs[1].normalize = false;
spec.attribs[1].instanceDivisor = 0;
spec.attribs[1].useDefaultAttribute = false;
addRangeElementsToSpec(spec);
}
class VertexIDCase : public TestCase
{
public:
VertexIDCase (Context& context, gls::DrawTestSpec::DrawMethod drawMethod);
~VertexIDCase (void);
void init (void);
void deinit (void);
IterateResult iterate (void);
void draw (GLenum mode, GLsizei count, GLenum type, GLvoid* indices, GLint baseVertex);
void verifyImage (const tcu::Surface& image);
private:
const glw::Functions& m_gl;
glu::ShaderProgram* m_program;
GLuint m_coordinatesBuffer;
GLuint m_elementsBuffer;
int m_iterNdx;
gls::DrawTestSpec::DrawMethod m_method;
enum
{
VIEWPORT_WIDTH = 64,
VIEWPORT_HEIGHT = 64
};
enum
{
MAX_VERTICES = 2*3 //!< 2 triangles, totals 6 vertices
};
};
VertexIDCase::VertexIDCase (Context& context, gls::DrawTestSpec::DrawMethod drawMethod)
: TestCase (context, "vertex_id", "gl_VertexID Test")
, m_gl (m_context.getRenderContext().getFunctions())
, m_program (DE_NULL)
, m_coordinatesBuffer (0)
, m_elementsBuffer (0)
, m_iterNdx (0)
, m_method (drawMethod)
{
}
VertexIDCase::~VertexIDCase (void)
{
VertexIDCase::deinit();
}
void VertexIDCase::init (void)
{
if (m_method == deqp::gls::DrawTestSpec::DRAWMETHOD_DRAWELEMENTS_BASEVERTEX ||
m_method == gls::DrawTestSpec::DRAWMETHOD_DRAWELEMENTS_RANGED_BASEVERTEX ||
m_method == gls::DrawTestSpec::DRAWMETHOD_DRAWELEMENTS_INSTANCED_BASEVERTEX)
{
const bool supportsES32 = contextSupports(m_context.getRenderContext().getType(), glu::ApiType::es(3, 2));
TCU_CHECK_AND_THROW(NotSupportedError, supportsES32 || m_context.getContextInfo().isExtensionSupported("GL_EXT_draw_elements_base_vertex"), "GL_EXT_draw_elements_base_vertex is not supported.");
}
m_testCtx.getLog() << TestLog::Message
<< "gl_VertexID should be the index of the vertex that is being passed to the shader. i.e. indices[i] + basevertex"
<< TestLog::EndMessage;
DE_ASSERT(!m_program);
m_program = new glu::ShaderProgram(m_context.getRenderContext(), glu::makeVtxFragSources(
"#version 310 es\n"
"in highp vec4 a_position;\n"
"out mediump vec4 v_color;\n"
"uniform highp vec4 u_colors[8];\n"
"void main (void)\n"
"{\n"
" gl_Position = a_position;\n"
" v_color = u_colors[gl_VertexID];\n"
"}\n",
"#version 310 es\n"
"in mediump vec4 v_color;\n"
"layout(location = 0) out mediump vec4 o_color;\n"
"void main (void)\n"
"{\n"
" o_color = v_color;\n"
"}\n"));
m_testCtx.getLog() << *m_program;
if (!m_program->isOk())
{
delete m_program;
m_program = DE_NULL;
TCU_FAIL("Failed to compile shader program");
}
GLU_CHECK_GLW_CALL(m_gl, useProgram(m_program->getProgram()));
GLU_CHECK_GLW_CALL(m_gl, genBuffers(1, &m_coordinatesBuffer));
GLU_CHECK_GLW_CALL(m_gl, genBuffers(1, &m_elementsBuffer));
}
void VertexIDCase::deinit (void)
{
delete m_program;
m_program = DE_NULL;
if (m_elementsBuffer)
{
GLU_CHECK_GLW_CALL(m_gl, deleteBuffers(1, &m_elementsBuffer));
m_elementsBuffer = 0;
}
if (m_coordinatesBuffer)
{
GLU_CHECK_GLW_CALL(m_gl, deleteBuffers(1, &m_coordinatesBuffer));
m_coordinatesBuffer = 0;
}
}
void VertexIDCase::draw (GLenum mode, GLsizei count, GLenum type, GLvoid* indices, GLint baseVertex)
{
switch (m_method)
{
case gls::DrawTestSpec::DRAWMETHOD_DRAWELEMENTS_BASEVERTEX:
GLU_CHECK_GLW_CALL(m_gl, drawElementsBaseVertex(mode, count, type, indices, baseVertex));
break;
case gls::DrawTestSpec::DRAWMETHOD_DRAWELEMENTS_RANGED_BASEVERTEX:
{
GLint maxElementsVertices = 0;
GLU_CHECK_GLW_CALL(m_gl, getIntegerv(GL_MAX_ELEMENTS_VERTICES, &maxElementsVertices));
GLU_CHECK_GLW_CALL(m_gl, drawRangeElementsBaseVertex(mode, 0, maxElementsVertices, count, type, indices, baseVertex));
break;
}
case gls::DrawTestSpec::DRAWMETHOD_DRAWELEMENTS_INSTANCED_BASEVERTEX:
GLU_CHECK_GLW_CALL(m_gl, drawElementsInstancedBaseVertex(mode, count, type, indices, 1, baseVertex));
break;
default:
DE_FATAL("Draw method not supported");
}
}
void VertexIDCase::verifyImage (const tcu::Surface& image)
{
tcu::TestLog& log = m_testCtx.getLog();
bool isOk = true;
const int colorThreshold = 0; // expect perfect match
tcu::Surface error (image.getWidth(), image.getHeight());
for (int y = 0; y < image.getHeight(); y++)
for (int x = 0; x < image.getWidth(); x++)
{
const tcu::RGBA pixel = image.getPixel(x, y);
bool pixelOk = true;
// Ignore pixels not drawn with basevertex
if ((x < image.getWidth()* 1/4) || (x > image.getWidth() * 3/4)
|| (y < image.getHeight() * 1/4) || (y > image.getHeight() * 3/4))
continue;
// Any pixel with !(B ~= 255) is faulty
if (de::abs(pixel.getBlue() - 255) > colorThreshold)
pixelOk = false;
error.setPixel(x, y, (pixelOk) ? (tcu::RGBA(0, 255, 0, 255)) : (tcu::RGBA(255, 0, 0, 255)));
isOk = isOk && pixelOk;
}
if (!isOk)
{
log << TestLog::Message << "Image verification failed." << TestLog::EndMessage;
log << TestLog::ImageSet("Verification result", "Result of rendering")
<< TestLog::Image("Result", "Result", image)
<< TestLog::Image("Error Mask", "Error mask", error)
<< TestLog::EndImageSet;
}
else
{
log << TestLog::ImageSet("Verification result", "Result of rendering")
<< TestLog::Image("Result", "Result", image)
<< TestLog::EndImageSet;
}
if (isOk)
m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
else
m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Result image invalid");
}
VertexIDCase::IterateResult VertexIDCase::iterate (void)
{
const GLuint drawCount = 6;
const GLuint baseVertex = 4;
const GLuint coordLocation = m_gl.getAttribLocation(m_program->getProgram(), "a_position");
const GLuint colorLocation = m_gl.getUniformLocation(m_program->getProgram(), "u_colors[0]");
tcu::Surface surface(VIEWPORT_WIDTH, VIEWPORT_HEIGHT);
const GLfloat coords[] =
{
// full viewport quad
-1.0f, -1.0f,
+1.0f, -1.0f,
+1.0f, +1.0f,
-1.0f, +1.0f,
// half viewport quad centred
-0.5f, -0.5f,
+0.5f, -0.5f,
+0.5f, +0.5f,
-0.5f, +0.5f,
};
const GLushort indices[] =
{
0, 1, 2, 2, 3, 0,
};
const GLfloat colors[] =
{
0.0f, 0.0f, 0.0f, 1.0f,
0.5f, 1.0f, 0.5f, 1.0f,
0.0f, 0.5f, 1.0f, 1.0f,
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f, // blue
0.0f, 0.0f, 1.0f, 1.0f, // blue
0.0f, 0.0f, 1.0f, 1.0f, // blue
0.0f, 0.0f, 1.0f, 1.0f, // blue
};
GLU_CHECK_GLW_CALL(m_gl, viewport(0, 0, VIEWPORT_WIDTH, VIEWPORT_HEIGHT));
GLU_CHECK_GLW_CALL(m_gl, clearColor(1.0f, 1.0f, 1.0f, 1.0f)); // white
GLU_CHECK_GLW_CALL(m_gl, clear(GL_COLOR_BUFFER_BIT));
GLU_CHECK_GLW_CALL(m_gl, uniform4fv(colorLocation, DE_LENGTH_OF_ARRAY(colors), &colors[0]));
GLU_CHECK_GLW_CALL(m_gl, bindBuffer(GL_ARRAY_BUFFER, m_coordinatesBuffer));
GLU_CHECK_GLW_CALL(m_gl, bufferData(GL_ARRAY_BUFFER, (GLsizeiptr)sizeof(coords), coords, GL_STATIC_DRAW));
GLU_CHECK_GLW_CALL(m_gl, enableVertexAttribArray(coordLocation));
GLU_CHECK_GLW_CALL(m_gl, vertexAttribPointer(coordLocation, 2, GL_FLOAT, GL_FALSE, 0, DE_NULL));
if (m_iterNdx == 0)
{
tcu::ScopedLogSection logSection (m_testCtx.getLog(), "Iter0", "Indices in client-side array");
draw(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, (GLvoid*)indices, baseVertex);
}
if (m_iterNdx == 1)
{
tcu::ScopedLogSection logSection (m_testCtx.getLog(), "Iter1", "Indices in element array buffer");
GLU_CHECK_GLW_CALL(m_gl, bindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_elementsBuffer));
GLU_CHECK_GLW_CALL(m_gl, bufferData(GL_ELEMENT_ARRAY_BUFFER, (GLsizeiptr)sizeof(indices), &indices[0], GL_STATIC_DRAW));
draw(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, DE_NULL, baseVertex);
}
glu::readPixels(m_context.getRenderContext(), 0, 0, surface.getAccess());
verifyImage(surface);
m_iterNdx += 1;
return (m_iterNdx < 2) ? CONTINUE : STOP;
}
class BuiltInVariableGroup : public TestCaseGroup
{
public:
BuiltInVariableGroup (Context& context, const char* name, const char* descr, gls::DrawTestSpec::DrawMethod drawMethod);
~BuiltInVariableGroup (void);
void init (void);
private:
gls::DrawTestSpec::DrawMethod m_method;
};
BuiltInVariableGroup::BuiltInVariableGroup (Context& context, const char* name, const char* descr, gls::DrawTestSpec::DrawMethod drawMethod)
: TestCaseGroup (context, name, descr)
, m_method (drawMethod)
{
}
BuiltInVariableGroup::~BuiltInVariableGroup (void)
{
}
void BuiltInVariableGroup::init (void)
{
addChild(new VertexIDCase(m_context, m_method));
}
class IndexGroup : public TestCaseGroup
{
public:
IndexGroup (Context& context, const char* name, const char* descr, gls::DrawTestSpec::DrawMethod drawMethod);
~IndexGroup (void);
void init (void);
private:
gls::DrawTestSpec::DrawMethod m_method;
};
IndexGroup::IndexGroup (Context& context, const char* name, const char* descr, gls::DrawTestSpec::DrawMethod drawMethod)
: TestCaseGroup (context, name, descr)
, m_method (drawMethod)
{
}
IndexGroup::~IndexGroup (void)
{
}
void IndexGroup::init (void)
{
struct IndexTest
{
gls::DrawTestSpec::IndexType type;
int offsets[3];
};
const IndexTest tests[] =
{
{ gls::DrawTestSpec::INDEXTYPE_BYTE, { 0, 1, -1 } },
{ gls::DrawTestSpec::INDEXTYPE_SHORT, { 0, 2, -1 } },
{ gls::DrawTestSpec::INDEXTYPE_INT, { 0, 4, -1 } },
};
gls::DrawTestSpec spec;
genBasicSpec(spec, m_method);
spec.indexStorage = gls::DrawTestSpec::STORAGE_BUFFER;
for (int testNdx = 0; testNdx < DE_LENGTH_OF_ARRAY(tests); ++testNdx)
{
const IndexTest& indexTest = tests[testNdx];
const std::string name = std::string("index_") + gls::DrawTestSpec::indexTypeToString(indexTest.type);
const std::string desc = std::string("index ") + gls::DrawTestSpec::indexTypeToString(indexTest.type);
gls::DrawTest* test = new gls::DrawTest(m_testCtx, m_context.getRenderContext(), name.c_str(), desc.c_str());
spec.indexType = indexTest.type;
for (int iterationNdx = 0; iterationNdx < DE_LENGTH_OF_ARRAY(indexTest.offsets) && indexTest.offsets[iterationNdx] != -1; ++iterationNdx)
{
const std::string iterationDesc = std::string("first vertex ") + de::toString(indexTest.offsets[iterationNdx] / gls::DrawTestSpec::indexTypeSize(indexTest.type));
spec.indexPointerOffset = indexTest.offsets[iterationNdx];
test->addIteration(spec, iterationDesc.c_str());
}
addChild(test);
}
}
class BaseVertexGroup : public TestCaseGroup
{
public:
BaseVertexGroup (Context& context, const char* name, const char* descr, gls::DrawTestSpec::DrawMethod drawMethod);
~BaseVertexGroup (void);
void init (void);
private:
gls::DrawTestSpec::DrawMethod m_method;
};
BaseVertexGroup::BaseVertexGroup (Context& context, const char* name, const char* descr, gls::DrawTestSpec::DrawMethod drawMethod)
: TestCaseGroup (context, name, descr)
, m_method (drawMethod)
{
}
BaseVertexGroup::~BaseVertexGroup (void)
{
}
void BaseVertexGroup::init (void)
{
struct IndexTest
{
bool positiveBase;
gls::DrawTestSpec::IndexType type;
int baseVertex[2];
};
const IndexTest tests[] =
{
{ true, gls::DrawTestSpec::INDEXTYPE_BYTE, { 1, 2 } },
{ true, gls::DrawTestSpec::INDEXTYPE_SHORT, { 1, 2 } },
{ true, gls::DrawTestSpec::INDEXTYPE_INT, { 1, 2 } },
{ false, gls::DrawTestSpec::INDEXTYPE_BYTE, { -1, -2 } },
{ false, gls::DrawTestSpec::INDEXTYPE_SHORT, { -1, -2 } },
{ false, gls::DrawTestSpec::INDEXTYPE_INT, { -1, -2 } },
};
gls::DrawTestSpec spec;
genBasicSpec(spec, m_method);
spec.indexStorage = gls::DrawTestSpec::STORAGE_BUFFER;
for (int testNdx = 0; testNdx < DE_LENGTH_OF_ARRAY(tests); ++testNdx)
{
const IndexTest& indexTest = tests[testNdx];
const std::string name = std::string("index_") + (indexTest.positiveBase ? "" : "neg_") + gls::DrawTestSpec::indexTypeToString(indexTest.type);
const std::string desc = std::string("index ") + gls::DrawTestSpec::indexTypeToString(indexTest.type);
gls::DrawTest* test = new gls::DrawTest(m_testCtx, m_context.getRenderContext(), name.c_str(), desc.c_str());
spec.indexType = indexTest.type;
for (int iterationNdx = 0; iterationNdx < DE_LENGTH_OF_ARRAY(indexTest.baseVertex); ++iterationNdx)
{
const std::string iterationDesc = std::string("base vertex ") + de::toString(indexTest.baseVertex[iterationNdx]);
spec.baseVertex = indexTest.baseVertex[iterationNdx];
// spec.indexMin + spec.baseVertex can not be a negative value
if (spec.indexMin + spec.baseVertex < 0)
{
spec.indexMax -= (spec.indexMin + spec.baseVertex);
spec.indexMin -= (spec.indexMin + spec.baseVertex);
}
test->addIteration(spec, iterationDesc.c_str());
}
addChild(test);
}
}
class AttributeGroup : public TestCaseGroup
{
public:
AttributeGroup (Context& context, const char* name, const char* descr, gls::DrawTestSpec::DrawMethod drawMethod, gls::DrawTestSpec::Primitive primitive, gls::DrawTestSpec::IndexType indexType, gls::DrawTestSpec::Storage indexStorage);
~AttributeGroup (void);
void init (void);
private:
gls::DrawTestSpec::DrawMethod m_method;
gls::DrawTestSpec::Primitive m_primitive;
gls::DrawTestSpec::IndexType m_indexType;
gls::DrawTestSpec::Storage m_indexStorage;
};
AttributeGroup::AttributeGroup (Context& context, const char* name, const char* descr, gls::DrawTestSpec::DrawMethod drawMethod, gls::DrawTestSpec::Primitive primitive, gls::DrawTestSpec::IndexType indexType, gls::DrawTestSpec::Storage indexStorage)
: TestCaseGroup (context, name, descr)
, m_method (drawMethod)
, m_primitive (primitive)
, m_indexType (indexType)
, m_indexStorage (indexStorage)
{
}
AttributeGroup::~AttributeGroup (void)
{
}
void AttributeGroup::init (void)
{
// Single attribute
{
gls::DrawTest* test = new gls::DrawTest(m_testCtx, m_context.getRenderContext(), "single_attribute", "Single attribute array.");
gls::DrawTestSpec spec;
spec.apiType = glu::ApiType::es(3,1);
spec.primitive = m_primitive;
spec.primitiveCount = 5;
spec.drawMethod = m_method;
spec.indexType = m_indexType;
spec.indexPointerOffset = 0;
spec.indexStorage = m_indexStorage;
spec.first = 0;
spec.indexMin = 0;
spec.indexMax = 0;
spec.instanceCount = 1;
spec.indirectOffset = 0;
spec.attribs.resize(1);
spec.attribs[0].inputType = gls::DrawTestSpec::INPUTTYPE_FLOAT;
spec.attribs[0].outputType = gls::DrawTestSpec::OUTPUTTYPE_VEC2;
spec.attribs[0].storage = gls::DrawTestSpec::STORAGE_BUFFER;
spec.attribs[0].usage = gls::DrawTestSpec::USAGE_STATIC_DRAW;
spec.attribs[0].componentCount = 2;
spec.attribs[0].offset = 0;
spec.attribs[0].stride = 0;
spec.attribs[0].normalize = false;
spec.attribs[0].instanceDivisor = 0;
spec.attribs[0].useDefaultAttribute = false;
addTestIterations(test, spec, TYPE_DRAW_COUNT);
this->addChild(test);
}
// Multiple attribute
{
gls::DrawTest* test = new gls::DrawTest(m_testCtx, m_context.getRenderContext(), "multiple_attributes", "Multiple attribute arrays.");
gls::DrawTestSpec spec;
spec.apiType = glu::ApiType::es(3,1);
spec.primitive = m_primitive;
spec.primitiveCount = 5;
spec.drawMethod = m_method;
spec.indexType = m_indexType;
spec.indexPointerOffset = 0;
spec.indexStorage = m_indexStorage;
spec.first = 0;
spec.indexMin = 0;
spec.indexMax = 0;
spec.instanceCount = 1;
spec.indirectOffset = 0;
spec.attribs.resize(2);
spec.attribs[0].inputType = gls::DrawTestSpec::INPUTTYPE_FLOAT;
spec.attribs[0].outputType = gls::DrawTestSpec::OUTPUTTYPE_VEC2;
spec.attribs[0].storage = gls::DrawTestSpec::STORAGE_BUFFER;
spec.attribs[0].usage = gls::DrawTestSpec::USAGE_STATIC_DRAW;
spec.attribs[0].componentCount = 4;
spec.attribs[0].offset = 0;
spec.attribs[0].stride = 0;
spec.attribs[0].normalize = false;
spec.attribs[0].instanceDivisor = 0;
spec.attribs[0].useDefaultAttribute = false;
spec.attribs[1].inputType = gls::DrawTestSpec::INPUTTYPE_FLOAT;
spec.attribs[1].outputType = gls::DrawTestSpec::OUTPUTTYPE_VEC2;
spec.attribs[1].storage = gls::DrawTestSpec::STORAGE_BUFFER;
spec.attribs[1].usage = gls::DrawTestSpec::USAGE_STATIC_DRAW;
spec.attribs[1].componentCount = 2;
spec.attribs[1].offset = 0;
spec.attribs[1].stride = 0;
spec.attribs[1].normalize = false;
spec.attribs[1].instanceDivisor = 0;
spec.attribs[1].useDefaultAttribute = false;
addTestIterations(test, spec, TYPE_DRAW_COUNT);
this->addChild(test);
}
// Multiple attribute, second one divided
{
gls::DrawTest* test = new gls::DrawTest(m_testCtx, m_context.getRenderContext(), "instanced_attributes", "Instanced attribute array.");
gls::DrawTestSpec spec;
spec.apiType = glu::ApiType::es(3,1);
spec.primitive = m_primitive;
spec.primitiveCount = 5;
spec.drawMethod = m_method;
spec.indexType = m_indexType;
spec.indexPointerOffset = 0;
spec.indexStorage = m_indexStorage;
spec.first = 0;
spec.indexMin = 0;
spec.indexMax = 0;
spec.instanceCount = 1;
spec.indirectOffset = 0;
spec.attribs.resize(3);
spec.attribs[0].inputType = gls::DrawTestSpec::INPUTTYPE_FLOAT;
spec.attribs[0].outputType = gls::DrawTestSpec::OUTPUTTYPE_VEC2;
spec.attribs[0].storage = gls::DrawTestSpec::STORAGE_BUFFER;
spec.attribs[0].usage = gls::DrawTestSpec::USAGE_STATIC_DRAW;
spec.attribs[0].componentCount = 4;
spec.attribs[0].offset = 0;
spec.attribs[0].stride = 0;
spec.attribs[0].normalize = false;
spec.attribs[0].instanceDivisor = 0;
spec.attribs[0].useDefaultAttribute = false;
// Add another position component so the instances wont be drawn on each other
spec.attribs[1].inputType = gls::DrawTestSpec::INPUTTYPE_FLOAT;
spec.attribs[1].outputType = gls::DrawTestSpec::OUTPUTTYPE_VEC2;
spec.attribs[1].storage = gls::DrawTestSpec::STORAGE_BUFFER;
spec.attribs[1].usage = gls::DrawTestSpec::USAGE_STATIC_DRAW;
spec.attribs[1].componentCount = 2;
spec.attribs[1].offset = 0;
spec.attribs[1].stride = 0;
spec.attribs[1].normalize = false;
spec.attribs[1].instanceDivisor = 1;
spec.attribs[1].useDefaultAttribute = false;
spec.attribs[1].additionalPositionAttribute = true;
// Instanced color
spec.attribs[2].inputType = gls::DrawTestSpec::INPUTTYPE_FLOAT;
spec.attribs[2].outputType = gls::DrawTestSpec::OUTPUTTYPE_VEC2;
spec.attribs[2].storage = gls::DrawTestSpec::STORAGE_BUFFER;
spec.attribs[2].usage = gls::DrawTestSpec::USAGE_STATIC_DRAW;
spec.attribs[2].componentCount = 3;
spec.attribs[2].offset = 0;
spec.attribs[2].stride = 0;
spec.attribs[2].normalize = false;
spec.attribs[2].instanceDivisor = 1;
spec.attribs[2].useDefaultAttribute = false;
addTestIterations(test, spec, TYPE_INSTANCE_COUNT);
this->addChild(test);
}
// Multiple attribute, second one default
{
gls::DrawTest* test = new gls::DrawTest(m_testCtx, m_context.getRenderContext(), "default_attribute", "Attribute specified with glVertexAttrib*.");
gls::DrawTestSpec spec;
spec.apiType = glu::ApiType::es(3,1);
spec.primitive = m_primitive;
spec.primitiveCount = 5;
spec.drawMethod = m_method;
spec.indexType = m_indexType;
spec.indexPointerOffset = 0;
spec.indexStorage = m_indexStorage;
spec.first = 0;
spec.indexMin = 0;
spec.indexMax = 0;
spec.instanceCount = 1;
spec.indirectOffset = 0;
spec.attribs.resize(2);
spec.attribs[0].inputType = gls::DrawTestSpec::INPUTTYPE_FLOAT;
spec.attribs[0].outputType = gls::DrawTestSpec::OUTPUTTYPE_VEC2;
spec.attribs[0].storage = gls::DrawTestSpec::STORAGE_BUFFER;
spec.attribs[0].usage = gls::DrawTestSpec::USAGE_STATIC_DRAW;
spec.attribs[0].componentCount = 2;
spec.attribs[0].offset = 0;
spec.attribs[0].stride = 0;
spec.attribs[0].normalize = false;
spec.attribs[0].instanceDivisor = 0;
spec.attribs[0].useDefaultAttribute = false;
struct IOPair
{
gls::DrawTestSpec::InputType input;
gls::DrawTestSpec::OutputType output;
int componentCount;
} iopairs[] =
{
{ gls::DrawTestSpec::INPUTTYPE_FLOAT, gls::DrawTestSpec::OUTPUTTYPE_VEC2, 4 },
{ gls::DrawTestSpec::INPUTTYPE_FLOAT, gls::DrawTestSpec::OUTPUTTYPE_VEC4, 2 },
{ gls::DrawTestSpec::INPUTTYPE_INT, gls::DrawTestSpec::OUTPUTTYPE_IVEC3, 4 },
{ gls::DrawTestSpec::INPUTTYPE_UNSIGNED_INT, gls::DrawTestSpec::OUTPUTTYPE_UVEC2, 4 },
};
for (int ioNdx = 0; ioNdx < DE_LENGTH_OF_ARRAY(iopairs); ++ioNdx)
{
const std::string desc = gls::DrawTestSpec::inputTypeToString(iopairs[ioNdx].input) + de::toString(iopairs[ioNdx].componentCount) + " to " + gls::DrawTestSpec::outputTypeToString(iopairs[ioNdx].output);
spec.attribs[1].inputType = iopairs[ioNdx].input;
spec.attribs[1].outputType = iopairs[ioNdx].output;
spec.attribs[1].storage = gls::DrawTestSpec::STORAGE_BUFFER;
spec.attribs[1].usage = gls::DrawTestSpec::USAGE_STATIC_DRAW;
spec.attribs[1].componentCount = iopairs[ioNdx].componentCount;
spec.attribs[1].offset = 0;
spec.attribs[1].stride = 0;
spec.attribs[1].normalize = false;
spec.attribs[1].instanceDivisor = 0;
spec.attribs[1].useDefaultAttribute = true;
test->addIteration(spec, desc.c_str());
}
this->addChild(test);
}
}
class MethodGroup : public TestCaseGroup
{
public:
MethodGroup (Context& context, const char* name, const char* descr, gls::DrawTestSpec::DrawMethod drawMethod);
~MethodGroup (void);
void init (void);
private:
gls::DrawTestSpec::DrawMethod m_method;
};
MethodGroup::MethodGroup (Context& context, const char* name, const char* descr, gls::DrawTestSpec::DrawMethod drawMethod)
: TestCaseGroup (context, name, descr)
, m_method (drawMethod)
{
}
MethodGroup::~MethodGroup (void)
{
}
void MethodGroup::init (void)
{
const bool indexed = (m_method == gls::DrawTestSpec::DRAWMETHOD_DRAWELEMENTS_BASEVERTEX)
|| (m_method == gls::DrawTestSpec::DRAWMETHOD_DRAWELEMENTS_RANGED_BASEVERTEX)
|| (m_method == gls::DrawTestSpec::DRAWMETHOD_DRAWELEMENTS_INSTANCED_BASEVERTEX);
const gls::DrawTestSpec::Primitive primitive[] =
{
gls::DrawTestSpec::PRIMITIVE_POINTS,
gls::DrawTestSpec::PRIMITIVE_TRIANGLES,
gls::DrawTestSpec::PRIMITIVE_TRIANGLE_FAN,
gls::DrawTestSpec::PRIMITIVE_TRIANGLE_STRIP,
gls::DrawTestSpec::PRIMITIVE_LINES,
gls::DrawTestSpec::PRIMITIVE_LINE_STRIP,
gls::DrawTestSpec::PRIMITIVE_LINE_LOOP
};
if (indexed)
{
// Index-tests
this->addChild(new IndexGroup(m_context, "indices", "Index tests", m_method));
this->addChild(new BaseVertexGroup(m_context, "base_vertex", "Base vertex tests", m_method));
this->addChild(new BuiltInVariableGroup(m_context, "builtin_variable", "Built in shader variable tests", m_method));
}
for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(primitive); ++ndx)
{
const std::string name = gls::DrawTestSpec::primitiveToString(primitive[ndx]);
const std::string desc = gls::DrawTestSpec::primitiveToString(primitive[ndx]);
this->addChild(new AttributeGroup(m_context, name.c_str(), desc.c_str(), m_method, primitive[ndx], gls::DrawTestSpec::INDEXTYPE_SHORT, gls::DrawTestSpec::STORAGE_BUFFER));
}
}
} // anonymous
DrawElementsBaseVertexTests::DrawElementsBaseVertexTests (Context& context)
: TestCaseGroup(context, "draw_base_vertex", "Base vertex extension drawing tests")
{
}
DrawElementsBaseVertexTests::~DrawElementsBaseVertexTests (void)
{
}
void DrawElementsBaseVertexTests::init (void)
{
const gls::DrawTestSpec::DrawMethod basicMethods[] =
{
gls::DrawTestSpec::DRAWMETHOD_DRAWELEMENTS_BASEVERTEX,
gls::DrawTestSpec::DRAWMETHOD_DRAWELEMENTS_RANGED_BASEVERTEX,
gls::DrawTestSpec::DRAWMETHOD_DRAWELEMENTS_INSTANCED_BASEVERTEX,
};
for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(basicMethods); ++ndx)
{
const std::string name = gls::DrawTestSpec::drawMethodToString(basicMethods[ndx]);
const std::string desc = gls::DrawTestSpec::drawMethodToString(basicMethods[ndx]);
this->addChild(new MethodGroup(m_context, name.c_str(), desc.c_str(), basicMethods[ndx]));
}
}
} // Functional
} // gles31
} // deqp