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// Copyright 2016 Google Inc. All Rights Reserved.
//
// 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.
#include "starboard/blitter.h"
#include "starboard/nplb/blitter_helpers.h"
#include "starboard/window.h"
#include "testing/gtest/include/gtest/gtest.h"
#if SB_HAS(BLITTER)
namespace starboard {
namespace nplb {
namespace {
const int kWidth = 128;
const int kHeight = 128;
const int kNumRects = 2;
struct Rects {
SbBlitterRect source_rects[kNumRects];
SbBlitterRect dest_rects[kNumRects];
};
Rects GetArbitraryValidRects() {
Rects rects;
rects.source_rects[0] = SbBlitterMakeRect(0, 0, kWidth / 2, kHeight / 2);
rects.source_rects[1] = SbBlitterMakeRect(0, 0, kWidth, kHeight);
rects.dest_rects[0] = SbBlitterMakeRect(0, 0, kWidth, kHeight);
rects.dest_rects[1] = SbBlitterMakeRect(0, 0, kWidth / 2, kHeight / 2);
return rects;
}
TEST(SbBlitterBlitRectsToRectsTest, SunnyDay) {
ContextTestEnvironment env(kWidth, kHeight);
ASSERT_TRUE(SbBlitterSetRenderTarget(env.context(), env.render_target()));
SbBlitterSurface surface =
CreateArbitraryRenderTargetSurface(env.device(), kWidth, kHeight);
// Issue a blit command and flush a draw command.
Rects rects = GetArbitraryValidRects();
EXPECT_TRUE(SbBlitterBlitRectsToRects(
env.context(), surface, rects.source_rects, rects.dest_rects, kNumRects));
EXPECT_TRUE(SbBlitterFlushContext(env.context()));
EXPECT_TRUE(SbBlitterDestroySurface(surface));
}
TEST(SbBlitterBlitRectsToRectsTest, RainyDayInvalidContext) {
ContextTestEnvironment env(kWidth, kHeight);
ASSERT_TRUE(SbBlitterSetRenderTarget(env.context(), env.render_target()));
SbBlitterSurface surface =
CreateArbitraryRenderTargetSurface(env.device(), kWidth, kHeight);
// Blitter commands will not succeed when the context is invalid.
Rects rects = GetArbitraryValidRects();
EXPECT_FALSE(SbBlitterBlitRectsToRects(kSbBlitterInvalidContext, surface,
rects.source_rects, rects.dest_rects,
kNumRects));
EXPECT_TRUE(SbBlitterDestroySurface(surface));
}
TEST(SbBlitterBlitRectsToRectsTest, RainyDayNoRenderTarget) {
ContextTestEnvironment env(kWidth, kHeight);
SbBlitterSurface surface =
CreateArbitraryRenderTargetSurface(env.device(), kWidth, kHeight);
// Blit commands will not succeed when there is no render target specified
// on the context.
Rects rects = GetArbitraryValidRects();
EXPECT_FALSE(SbBlitterBlitRectsToRects(
env.context(), surface, rects.source_rects, rects.dest_rects, kNumRects));
EXPECT_TRUE(SbBlitterDestroySurface(surface));
}
TEST(SbBlitterBlitRectsToRectsTest, RainyDayInvalidSourceSurface) {
ContextTestEnvironment env(kWidth, kHeight);
ASSERT_TRUE(SbBlitterSetRenderTarget(env.context(), env.render_target()));
// Blit commands will not succeed when the source surface is invalid.
Rects rects = GetArbitraryValidRects();
EXPECT_FALSE(SbBlitterBlitRectsToRects(
env.context(), kSbBlitterInvalidSurface, rects.source_rects,
rects.dest_rects, kNumRects));
}
TEST(SbBlitterBlitRectsToRectsTest, RainyDayZeroAreaSourceRect) {
ContextTestEnvironment env(kWidth, kHeight);
ASSERT_TRUE(SbBlitterSetRenderTarget(env.context(), env.render_target()));
SbBlitterSurface surface =
CreateArbitraryRenderTargetSurface(env.device(), kWidth, kHeight);
// Blit commands will not succeed when any source rectangle has an area of 0.
SbBlitterRect source_rects[2];
SbBlitterRect dest_rects[2];
source_rects[0] = SbBlitterMakeRect(0, 0, 0, 0);
source_rects[1] = SbBlitterMakeRect(0, 0, kWidth, kHeight);
dest_rects[0] = SbBlitterMakeRect(0, 0, kWidth, kHeight);
dest_rects[1] = SbBlitterMakeRect(0, 0, kWidth / 2, kHeight / 2);
EXPECT_FALSE(SbBlitterBlitRectsToRects(env.context(), surface, source_rects,
dest_rects, 2));
EXPECT_TRUE(SbBlitterDestroySurface(surface));
}
TEST(SbBlitterBlitRectsToRectsTest, RainyDayOutOfBoundsSourceRect) {
ContextTestEnvironment env(kWidth, kHeight);
ASSERT_TRUE(SbBlitterSetRenderTarget(env.context(), env.render_target()));
SbBlitterSurface surface =
CreateArbitraryRenderTargetSurface(env.device(), kWidth, kHeight);
// Blit commands will not succeed when any source rectangle is outside of
// the source surface's bounds.
SbBlitterRect source_rects[2];
SbBlitterRect dest_rects[2];
source_rects[0] = SbBlitterMakeRect(-1, -1, kWidth / 2, kHeight / 2);
source_rects[1] = SbBlitterMakeRect(0, 0, kWidth, kHeight);
dest_rects[0] = SbBlitterMakeRect(0, 0, kWidth, kHeight);
dest_rects[1] = SbBlitterMakeRect(0, 0, kWidth / 2, kHeight / 2);
EXPECT_FALSE(SbBlitterBlitRectsToRects(env.context(), surface, source_rects,
dest_rects, 2));
EXPECT_TRUE(SbBlitterDestroySurface(surface));
}
} // namespace
} // namespace nplb
} // namespace starboard
#endif // SB_HAS(BLITTER)