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added deferred example

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This commit is contained in:
Evghenii
2014-01-06 12:26:49 +01:00
parent 774e907ecf
commit 260b1ad887
11 changed files with 144 additions and 583 deletions
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18
examples_ptx/deferred/main.cpp
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@@ -83,10 +83,12 @@ int main(int argc, char** argv) {
Framebuffer framebuffer(input->header.framebufferWidth,
input->header.framebufferHeight);
#ifndef _CUDA_
InitDynamicC(input);
#ifdef __cilk
#if 0 //def __cilk
InitDynamicCilk(input);
#endif // __cilk
#endif
int nframes = test_iterations[2];
double ispcCycles = 1e30;
@@ -94,11 +96,11 @@ int main(int argc, char** argv) {
framebuffer.clear();
reset_and_start_timer();
for (int j = 0; j < nframes; ++j)
ispc::RenderStatic(input->header, input->arrays,
ispc::RenderStatic(&input->header, &input->arrays,
VISUALIZE_LIGHT_COUNT,
framebuffer.r, framebuffer.g, framebuffer.b);
double msec = get_elapsed_msec() / nframes;
printf("@time of ISPC + TASKS run:\t\t\t[%.3f] msec\n", msec);
printf("@time of ISPC + TASKS run:\t\t\t[%.3f] msec [%.3f fps]\n", msec, 1.0e3/msec);
ispcCycles = std::min(ispcCycles, msec);
}
printf("[ispc static + tasks]:\t\t[%.3f] msec to render "
@@ -106,8 +108,9 @@ int main(int argc, char** argv) {
input->header.framebufferWidth, input->header.framebufferHeight);
WriteFrame("deferred-ispc-static.ppm", input, framebuffer);
#ifndef _CUDA_
nframes = 3;
#ifdef __cilk
#if 0 //def __cilk
double dynamicCilkCycles = 1e30;
for (int i = 0; i < test_iterations[1]; ++i) {
framebuffer.clear();
@@ -115,7 +118,7 @@ int main(int argc, char** argv) {
for (int j = 0; j < nframes; ++j)
DispatchDynamicCilk(input, &framebuffer);
double msec = get_elapsed_msec() / nframes;
printf("@time of serial run:\t\t\t[%.3f] msec\n", msec);
printf("@time of serial run:\t\t\t[%.3f] msec [%.3f fps]\n", msec, 1.0e3/msec);
dynamicCilkCycles = std::min(dynamicCilkCycles, msec);
}
printf("[ispc + Cilk dynamic]:\t\t[%.3f] msec to render image\n",
@@ -130,19 +133,20 @@ int main(int argc, char** argv) {
for (int j = 0; j < nframes; ++j)
DispatchDynamicC(input, &framebuffer);
double msec = get_elapsed_msec() / nframes;
printf("@time of serial run:\t\t\t[%.3f] msec\n", msec);
printf("@time of serial run:\t\t\t[%.3f] msec [%.3f fps]\n", msec, 1.0e3/msec);
serialCycles = std::min(serialCycles, msec);
}
printf("[C++ serial dynamic, 1 core]:\t[%.3f] msec to render image\n",
serialCycles);
WriteFrame("deferred-serial-dynamic.ppm", input, framebuffer);
#ifdef __cilk
#if 0 //def __cilk
printf("\t\t\t\t(%.2fx speedup from static ISPC, %.2fx from Cilk+ISPC)\n",
serialCycles/ispcCycles, serialCycles/dynamicCilkCycles);
#else
printf("\t\t\t\t(%.2fx speedup from ISPC + tasks)\n", serialCycles/ispcCycles);
#endif // __cilk
#endif
DeleteInputData(input);