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74 lines
2.3 KiB
74 lines
2.3 KiB
2 years ago
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#include <cstddef>
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#include <benchmark/benchmark.h>
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#include "engine/clx_sprite.hpp"
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#include "engine/displacement.hpp"
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#include "engine/load_clx.hpp"
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#include "engine/render/clx_render.hpp"
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#include "engine/surface.hpp"
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#include "utils/log.hpp"
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#include "utils/sdl_wrap.h"
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namespace devilution {
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namespace {
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void BM_RenderSmallClx(benchmark::State &state)
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{
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SDLSurfaceUniquePtr sdl_surface = SDLWrap::CreateRGBSurfaceWithFormat(
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/*flags=*/0, /*width=*/640, /*height=*/480, /*depth=*/8, SDL_PIXELFORMAT_INDEX8);
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if (sdl_surface == nullptr) {
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LogError("Failed to create SDL Surface: {}", SDL_GetError());
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exit(1);
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}
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Surface out = Surface(sdl_surface.get());
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OwnedClxSpriteList sprites = LoadClx("data\\resistance.clx");
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const size_t numSprites = sprites.numSprites();
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const size_t dataSize = sprites.dataSize();
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size_t numBytesProcessed = 0;
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size_t numItemsProcessed = 0;
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for (auto _ : state) {
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for (size_t i = 0; i < numSprites; ++i) {
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RenderClxSprite(out, sprites[i], Point { static_cast<int>(i * 100), static_cast<int>(i * 60) });
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}
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uint8_t color = out[Point { 120, 120 }];
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benchmark::DoNotOptimize(color);
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numItemsProcessed += numSprites;
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numBytesProcessed += dataSize;
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}
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state.SetBytesProcessed(numBytesProcessed);
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state.SetItemsProcessed(numItemsProcessed);
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}
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void BM_RenderLargeClx(benchmark::State &state)
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{
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SDLSurfaceUniquePtr sdl_surface = SDLWrap::CreateRGBSurfaceWithFormat(
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/*flags=*/0, /*width=*/640, /*height=*/480, /*depth=*/8, SDL_PIXELFORMAT_INDEX8);
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if (sdl_surface == nullptr) {
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LogError("Failed to create SDL Surface: {}", SDL_GetError());
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exit(1);
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}
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Surface out = Surface(sdl_surface.get());
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OwnedClxSpriteList sprites = LoadClx("ui_art\\dvl_lrpopup.clx");
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const size_t dataSize = sprites.dataSize();
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size_t numBytesProcessed = 0;
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size_t numItemsProcessed = 0;
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for (auto _ : state) {
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RenderClxSprite(out, sprites[0], Point { 100, 100 });
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uint8_t color = out[Point { 120, 120 }];
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benchmark::DoNotOptimize(color);
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numBytesProcessed += dataSize;
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++numItemsProcessed;
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}
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state.SetBytesProcessed(numBytesProcessed);
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state.SetItemsProcessed(numItemsProcessed);
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}
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BENCHMARK(BM_RenderSmallClx);
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BENCHMARK(BM_RenderLargeClx);
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} // namespace
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} // namespace devilution
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