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skia2/tests/GrQuadListTest.cpp
Michael Ludwig fd4f4df3ea Move GrQuad to src/gpu/geometry folder 
Change-Id: I3d1b8e8268c2cd0d1ceec93c847069494b9aa965
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/216601
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
2019-05-31 19:56:59 +00:00

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/*
* Copyright 2019 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "tests/Test.h"
#include "src/gpu/geometry/GrQuad.h"
#define ASSERT(cond) REPORTER_ASSERT(r, cond)
#define ASSERTF(cond, ...) REPORTER_ASSERT(r, cond, __VA_ARGS__)
#define TEST(name) DEF_TEST(GrQuadList##name, r)
struct TestData {
int fItem1;
float fItem2;
};
// Simple factories to make placeholder quads used in the tests. The 2D quads
// will have the kRect quad type.
static GrQuad make_2d_quad() {
return GrQuad(SkRect::MakeLTRB(1.f, 2.f, 3.f, 4.f));
}
static bool is_2d_quad(const GrPerspQuad& quad) {
return quad.x(0) == 1.f && quad.x(1) == 1.f && quad.x(2) == 3.f && quad.x(3) == 3.f &&
quad.y(0) == 2.f && quad.y(1) == 4.f && quad.y(2) == 2.f && quad.y(3) == 4.f &&
quad.w(0) == 1.f && quad.w(1) == 1.f && quad.w(2) == 1.f && quad.w(3) == 1.f;
}
static GrPerspQuad make_2d_persp_quad() {
return GrPerspQuad(SkRect::MakeLTRB(5.f, 6.f, 7.f, 8.f));
}
static bool is_2d_persp_quad(const GrPerspQuad& quad) {
return quad.x(0) == 5.f && quad.x(1) == 5.f && quad.x(2) == 7.f && quad.x(3) == 7.f &&
quad.y(0) == 6.f && quad.y(1) == 8.f && quad.y(2) == 6.f && quad.y(3) == 8.f &&
quad.w(0) == 1.f && quad.w(1) == 1.f && quad.w(2) == 1.f && quad.w(3) == 1.f;
}
static GrPerspQuad make_3d_persp_quad() {
// This perspective matrix leaves x and y unmodified, and sets w to the persp2 value
SkMatrix p = SkMatrix::I();
p[SkMatrix::kMPersp2] = 13.f;
SkASSERT(p.hasPerspective()); // Sanity check
return GrPerspQuad::MakeFromRect(SkRect::MakeLTRB(9.f, 10.f, 11.f, 12.f), p);
}
static bool is_3d_persp_quad(const GrPerspQuad& quad) {
return quad.x(0) == 9.f && quad.x(1) == 9.f && quad.x(2) == 11.f && quad.x(3) == 11.f &&
quad.y(0) == 10.f && quad.y(1) == 12.f && quad.y(2) == 10.f && quad.y(3) == 12.f &&
quad.w(0) == 13.f && quad.w(1) == 13.f && quad.w(2) == 13.f && quad.w(3) == 13.f;
}
TEST(Add2D) {
GrQuadList list2D;
// Add a plain quad, a 2D persp quad, and then a 3D persp quad, then read back and make sure
// the coordinates make sense (including that the type was lifted to perspective).
list2D.push_back(make_2d_quad());
list2D.push_back(make_2d_persp_quad());
// Check 2D state of the list
ASSERTF(list2D.count() == 2, "Unexpected count: %d", list2D.count());
ASSERTF(list2D.quadType() == GrQuadType::kRect, "Unexpected quad type: %d",
(uint32_t) list2D.quadType());
ASSERTF(is_2d_quad(list2D[0]), "Incorrect quad at i=0");
ASSERTF(is_2d_persp_quad(list2D[1]), "Incorrect quad at i=1");
// Force the 2D quads to be updated to store ws by adding a perspective quad
list2D.push_back(make_3d_persp_quad());
ASSERTF(list2D.quadType() == GrQuadType::kPerspective,
"Expected 2D list to be upgraded to perspective");
// Re-check full state of list after type upgrade
ASSERTF(list2D.count() == 3, "Unexpected count: %d", list2D.count());
ASSERTF(is_2d_quad(list2D[0]), "Incorrect quad at i=0 after upgrade");
ASSERTF(is_2d_persp_quad(list2D[1]), "Incorrect quad at i=1 after upgrade");
ASSERTF(is_3d_persp_quad(list2D[2]), "Incorrect quad at i=2");
}
TEST(Add3D) {
// Now make a list that starts with a 3D persp quad, then has conventional quads added to it
// and make sure its state is correct
GrQuadList list3D;
list3D.push_back(make_3d_persp_quad());
list3D.push_back(make_2d_persp_quad());
list3D.push_back(make_2d_quad());
ASSERTF(list3D.count() == 3, "Unexpected count: %d", list3D.count());
ASSERTF(is_3d_persp_quad(list3D[0]), "Incorrect quad at i=0");
ASSERTF(is_2d_persp_quad(list3D[1]), "Incorrect quad at i=1");
ASSERTF(is_2d_quad(list3D[2]), "Incorrect quad at i=2");
}
TEST(AddWithMetadata2D) {
// As above, but also make sure that the metadata is saved and read properly
GrTQuadList<TestData> list2D;
// Add a plain quad, a 2D persp quad, and then a 3D persp quad, then read back and make sure
// the coordinates make sense (including that the type was lifted to perspective).
list2D.push_back(make_2d_quad(), {1, 1.f});
list2D.push_back(make_2d_persp_quad(), {2, 2.f});
// Check 2D state of the list
ASSERTF(list2D.count() == 2, "Unexpected count: %d", list2D.count());
ASSERTF(list2D.quadType() == GrQuadType::kRect, "Unexpected quad type: %d",
(uint32_t) list2D.quadType());
ASSERTF(is_2d_quad(list2D[0]), "Incorrect quad at i=0");
ASSERTF(list2D.metadata(0).fItem1 == 1 && list2D.metadata(0).fItem2 == 1.f,
"Incorrect metadata at i=0");
ASSERTF(is_2d_persp_quad(list2D[1]), "Incorrect quad at i=1");
ASSERTF(list2D.metadata(1).fItem1 == 2 && list2D.metadata(1).fItem2 == 2.f,
"Incorrect metadata at i=1");
// Force the 2D quads to be updated to store ws by adding a perspective quad
list2D.push_back(make_3d_persp_quad(), {3, 3.f});
ASSERTF(list2D.quadType() == GrQuadType::kPerspective,
"Expected 2D list to be upgraded to perspective");
// Re-check full state of list after type upgrade
ASSERTF(list2D.count() == 3, "Unexpected count: %d", list2D.count());
ASSERTF(is_2d_quad(list2D[0]), "Incorrect quad at i=0 after upgrade");
ASSERTF(list2D.metadata(0).fItem1 == 1 && list2D.metadata(0).fItem2 == 1.f,
"Incorrect metadata at i=0");
ASSERTF(is_2d_persp_quad(list2D[1]), "Incorrect quad at i=1 after upgrade");
ASSERTF(list2D.metadata(1).fItem1 == 2 && list2D.metadata(1).fItem2 == 2.f,
"Incorrect metadata at i=1");
ASSERTF(is_3d_persp_quad(list2D[2]), "Incorrect quad at i=2");
ASSERTF(list2D.metadata(2).fItem1 == 3 && list2D.metadata(2).fItem2 == 3.f,
"Incorrect metadata at i=2");
}
TEST(AddWithMetadata3D) {
// Now make a list that starts with a 3D persp quad, then has conventional quads added to it
// and make sure its state is correct
GrTQuadList<TestData> list3D;
list3D.push_back(make_3d_persp_quad(), {3, 3.f});
list3D.push_back(make_2d_persp_quad(), {2, 2.f});
list3D.push_back(make_2d_quad(), {1, 1.f});
ASSERTF(list3D.count() == 3, "Unexpected count: %d", list3D.count());
ASSERTF(is_3d_persp_quad(list3D[0]), "Incorrect quad at i=0");
ASSERTF(list3D.metadata(0).fItem1 == 3 && list3D.metadata(0).fItem2 == 3.f,
"Incorrect metadata at i=0");
ASSERTF(is_2d_persp_quad(list3D[1]), "Incorrect quad at i=1");
ASSERTF(list3D.metadata(1).fItem1 == 2 && list3D.metadata(1).fItem2 == 2.f,
"Incorrect metadata at i=1");
ASSERTF(is_2d_quad(list3D[2]), "Incorrect quad at i=2");
ASSERTF(list3D.metadata(2).fItem1 == 1 && list3D.metadata(2).fItem2 == 1.f,
"Incorrect metadata at i=2");
}
TEST(Concat2DWith2D) {
GrQuadList a2D;
a2D.push_back(make_2d_quad());
GrQuadList b2D;
b2D.push_back(make_2d_persp_quad());
a2D.concat(b2D);
ASSERTF(a2D.count() == 2, "Unexpected count: %d", a2D.count());
ASSERTF(is_2d_quad(a2D[0]), "Incorrect quad at i=0");
ASSERTF(is_2d_persp_quad(a2D[1]), "Incorrect quad at i=1");
}
TEST(Concat2DWith3D) {
GrQuadList a2D;
a2D.push_back(make_2d_quad());
GrQuadList b3D;
b3D.push_back(make_3d_persp_quad());
a2D.concat(b3D);
ASSERTF(a2D.count() == 2, "Unexpected count: %d", a2D.count());
ASSERTF(is_2d_quad(a2D[0]), "Incorrect quad at i=0");
ASSERTF(is_3d_persp_quad(a2D[1]), "Incorrect quad at i=1");
}
TEST(Concat3DWith2D) {
GrQuadList a3D;
a3D.push_back(make_3d_persp_quad());
GrQuadList b2D;
b2D.push_back(make_2d_quad());
a3D.concat(b2D);
ASSERTF(a3D.count() == 2, "Unexpected count: %d", a3D.count());
ASSERTF(is_3d_persp_quad(a3D[0]), "Incorrect quad at i=0");
ASSERTF(is_2d_quad(a3D[1]), "Incorrect quad at i=1");
}
TEST(Concat3DWith3D) {
GrQuadList a3D;
a3D.push_back(make_3d_persp_quad());
GrQuadList b3D;
b3D.push_back(make_3d_persp_quad());
a3D.concat(b3D);
ASSERTF(a3D.count() == 2, "Unexpected count: %d", a3D.count());
ASSERTF(is_3d_persp_quad(a3D[0]), "Incorrect quad at i=0");
ASSERTF(is_3d_persp_quad(a3D[1]), "Incorrect quad at i=1");
}
TEST(Concat2DWith2DMetadata) {
GrTQuadList<TestData> a2D;
a2D.push_back(make_2d_quad(), {1, 1.f});
GrTQuadList<TestData> b2D;
b2D.push_back(make_2d_persp_quad(), {2, 2.f});
a2D.concat(b2D);
ASSERTF(a2D.count() == 2, "Unexpected count: %d", a2D.count());
ASSERTF(is_2d_quad(a2D[0]), "Incorrect quad at i=0");
ASSERTF(a2D.metadata(0).fItem1 == 1 && a2D.metadata(0).fItem2 == 1.f,
"Incorrect metadata at i=0");
ASSERTF(is_2d_persp_quad(a2D[1]), "Incorrect quad at i=1");
ASSERTF(a2D.metadata(1).fItem1 == 2 && a2D.metadata(1).fItem2 == 2.f,
"Incorrect metadata at i=1");
}
TEST(Concat2DWith3DMetadata) {
GrTQuadList<TestData> a2D;
a2D.push_back(make_2d_quad(), {1, 1.f});
GrTQuadList<TestData> b3D;
b3D.push_back(make_3d_persp_quad(), {2, 2.f});
a2D.concat(b3D);
ASSERTF(a2D.count() == 2, "Unexpected count: %d", a2D.count());
ASSERTF(is_2d_quad(a2D[0]), "Incorrect quad at i=0");
ASSERTF(a2D.metadata(0).fItem1 == 1 && a2D.metadata(0).fItem2 == 1.f,
"Incorrect metadata at i=0");
ASSERTF(is_3d_persp_quad(a2D[1]), "Incorrect quad at i=1");
ASSERTF(a2D.metadata(1).fItem1 == 2 && a2D.metadata(1).fItem2 == 2.f,
"Incorrect metadata at i=1");
}
TEST(Concat3DWith2DMetadata) {
GrTQuadList<TestData> a3D;
a3D.push_back(make_3d_persp_quad(), {1, 1.f});
GrTQuadList<TestData> b2D;
b2D.push_back(make_2d_quad(), {2, 2.f});
a3D.concat(b2D);
ASSERTF(a3D.count() == 2, "Unexpected count: %d", a3D.count());
ASSERTF(is_3d_persp_quad(a3D[0]), "Incorrect quad at i=0");
ASSERTF(a3D.metadata(0).fItem1 == 1 && a3D.metadata(0).fItem2 == 1.f,
"Incorrect metadata at i=0");
ASSERTF(is_2d_quad(a3D[1]), "Incorrect quad at i=1");
ASSERTF(a3D.metadata(1).fItem1 == 2 && a3D.metadata(1).fItem2 == 2.f,
"Incorrect metadata at i=1");
}
TEST(Concat3DWith3DMetadata) {
GrTQuadList<TestData> a3D;
a3D.push_back(make_3d_persp_quad(), {1, 1.f});
GrTQuadList<TestData> b3D;
b3D.push_back(make_3d_persp_quad(), {2, 2.f});
a3D.concat(b3D);
ASSERTF(a3D.count() == 2, "Unexpected count: %d", a3D.count());
ASSERTF(is_3d_persp_quad(a3D[0]), "Incorrect quad at i=0");
ASSERTF(a3D.metadata(0).fItem1 == 1 && a3D.metadata(0).fItem2 == 1.f,
"Incorrect metadata at i=0");
ASSERTF(is_3d_persp_quad(a3D[1]), "Incorrect quad at i=1");
ASSERTF(a3D.metadata(1).fItem1 == 2 && a3D.metadata(1).fItem2 == 2.f,
"Incorrect metadata at i=1");
}
TEST(WriteMetadata) {
GrTQuadList<TestData> list;
list.push_back(make_2d_quad(), {1, 1.f});
ASSERTF(list.metadata(0).fItem1 == 1 && list.metadata(0).fItem2 == 1.f,
"Incorrect metadata at i=0"); // Sanity check
// Rewrite metadata within the list and read back
list.metadata(0).fItem1 = 2;
list.metadata(0).fItem2 = 2.f;
ASSERTF(list.metadata(0).fItem1 == 2 && list.metadata(0).fItem2 == 2.f,
"Incorrect metadata at i=0 after edit");
}
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