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libglitter_compose_double.c
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libglitter_compose_double.c
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/* See LICENSE file for copyright and license details. */
#include "common.h"
#ifndef TEST
static void
vstrips(double *restrict *outputs_, const double *restrict input, size_t output_rowsize, size_t output_cellsize,
size_t input_rowsize, size_t width, size_t height, const uint8_t *restrict cellmap)
{
double *restrict outputs[3];
size_t y, x, output_y, output_i, input_blanking;
outputs[0] = outputs_[cellmap[0]];
outputs[1] = outputs_[cellmap[1]];
outputs[2] = outputs_[cellmap[2]];
output_rowsize *= output_cellsize;
input_blanking = input_rowsize - width * 3;
for (y = 0, output_y = 0; y < height; y++, output_y += output_rowsize) {
for (x = 0, output_i = output_y; x < width; x++, output_i += output_cellsize) {
outputs[0][output_i] = input[0];
outputs[1][output_i] = input[1];
outputs[2][output_i] = input[2];
input = &input[3];
}
input = &input[input_blanking];
}
}
static void
hstrips(double *restrict *outputs_, const double *restrict input, size_t output_rowsize, size_t output_cellsize,
size_t input_rowsize, size_t width, size_t height, const uint8_t *restrict cellmap)
{
double *restrict outputs[3];
size_t y, x, output_y, output_i, input_blanking;
outputs[0] = outputs_[cellmap[0]];
outputs[1] = outputs_[cellmap[1]];
outputs[2] = outputs_[cellmap[2]];
output_rowsize *= output_cellsize;
input_blanking = input_rowsize * 3 - width;
for (y = 0, output_y = 0; y < height; y++, output_y += output_rowsize) {
for (x = 0, output_i = output_y; x < width; x++, output_i += output_cellsize) {
outputs[0][output_i] = input[0 * input_rowsize];
outputs[1][output_i] = input[1 * input_rowsize];
outputs[2][output_i] = input[2 * input_rowsize];
input = &input[1];
}
input = &input[input_blanking];
}
}
# ifndef ONLY_INT_COMPATIBLE
static void
generic(double *restrict *outputs, size_t noutputs, const double *restrict input,
size_t output_rowsize, size_t output_cellsize, size_t input_rowsize,
size_t width, size_t height, size_t widthmul, size_t heightmul,
const uint8_t *restrict cellmap, const double *restrict cellweights)
{
size_t y, x, iy, ix, i, output_y, output_i, input_blanking;
uint8_t channel;
double value;
output_rowsize *= output_cellsize;
input_blanking = input_rowsize * heightmul - width * widthmul;
for (y = 0, output_y = 0; y < height; y++, output_y += output_rowsize) {
for (x = 0, output_i = output_y; x < width; x++, output_i += output_cellsize) {
for (i = 0; i < noutputs; i++)
outputs[i][output_i] = 0;
for (iy = 0; iy < heightmul; iy++) {
for (ix = 0; ix < widthmul; ix++) {
channel = cellmap[iy * widthmul + ix];
value = input[iy * input_rowsize + ix];
value *= cellweights[channel];
outputs[channel][output_i] += value;
}
}
input = &input[widthmul];
}
input = &input[input_blanking];
}
}
void
libglitter_compose_double(double *restrict *outputs, const double *restrict input, size_t output_rowsize, size_t output_cellsize,
size_t width, size_t height, const LIBGLITTER_RENDER_CONTEXT *restrict render_ctx)
{
if (render_ctx->render_method == RENDER_METHOD_VSTRIPS) {
vstrips(outputs, input, output_rowsize, output_cellsize, render_ctx->rowsize, width, height, render_ctx->cellmap);
} else if (render_ctx->render_method == RENDER_METHOD_HSTRIPS) {
hstrips(outputs, input, output_rowsize, output_cellsize, render_ctx->rowsize, width, height, render_ctx->cellmap);
} else {
generic(outputs, render_ctx->noutputs, input, output_rowsize, output_cellsize, render_ctx->rowsize, width, height,
render_ctx->widthmul, render_ctx->heightmul, render_ctx->cellmap, render_ctx->cellweights_double);
}
}
# endif
#else
int
main(void)
{
double input[20 * 60];
double output1[3 * 10 * 4];
double output2[sizeof(output1) / sizeof(*output1)];
double output3[sizeof(output1) / sizeof(*output1)];
double zeroes[sizeof(input) / sizeof(*input)];
double *outputs[3];
LIBGLITTER_RENDER_CONTEXT *ctx;
uint8_t cellmap[12];
uint8_t ncellvalues[3];
size_t input_rowsize;
size_t output_rowsize;
size_t output_cellsize;
size_t wmul, hmul;
size_t i;
#define OPOS(X, Y) ((Y) * output_rowsize * output_cellsize + (X) * output_cellsize)
#define IPOS(X, Y, IX, IY) (((Y) * hmul + (IY)) * input_rowsize + ((X) * wmul + (IX)))
#define V(VAL) ((double)(VAL))
#define VV(VAL) (V(VAL) + (double)1 / 2)
memset(zeroes, 0, sizeof(zeroes));
/* vstrips */
for (i = 0; i < 2; i++) {
input_rowsize = 5 * 3;
output_rowsize = 10;
output_cellsize = 4;
wmul = 3;
hmul = 1;
ncellvalues[0] = 1;
ncellvalues[1] = 1;
ncellvalues[2] = 1;
cellmap[0] = !i ? 0 : 1;
cellmap[1] = !i ? 1 : 2;
cellmap[2] = !i ? 2 : 0;
outputs[0] = !i ? output1 : output3;
outputs[1] = !i ? output2 : output1;
outputs[2] = !i ? output3 : output2;
memset(input, 0, sizeof(input));
memset(output1, 0, sizeof(output1));
memset(output2, 0, sizeof(output2));
memset(output3, 0, sizeof(output3));
input[IPOS(0, 0, 0, 0)] = V(111);
input[IPOS(0, 0, 1, 0)] = V(112);
input[IPOS(0, 0, 2, 0)] = V(113);
input[IPOS(0, 1, 0, 0)] = V(121);
input[IPOS(0, 1, 1, 0)] = V(122);
input[IPOS(0, 1, 2, 0)] = V(123);
input[IPOS(1, 0, 0, 0)] = V(211);
input[IPOS(1, 0, 1, 0)] = V(212);
input[IPOS(1, 0, 2, 0)] = V(213);
input[IPOS(1, 1, 0, 0)] = V(221);
input[IPOS(1, 1, 1, 0)] = V(222);
input[IPOS(1, 1, 2, 0)] = V(223);
input[IPOS(2, 0, 0, 0)] = V(311);
input[IPOS(2, 0, 1, 0)] = V(312);
input[IPOS(2, 0, 2, 0)] = V(313);
input[IPOS(2, 1, 0, 0)] = V(321);
input[IPOS(2, 1, 1, 0)] = V(322);
input[IPOS(2, 1, 2, 0)] = V(323);
ctx = libglitter_create_render_context(3, input_rowsize, wmul, hmul, cellmap, ncellvalues);
ASSERT(ctx);
ASSERT(ctx->render_method == RENDER_METHOD_VSTRIPS);
libglitter_compose_double(outputs, input, output_rowsize, output_cellsize, 3, 2, ctx);
ASSERT(output1[OPOS(0, 0)] == V(111));
ASSERT(output2[OPOS(0, 0)] == V(112));
ASSERT(output3[OPOS(0, 0)] == V(113));
ASSERT(output1[OPOS(0, 1)] == V(121));
ASSERT(output2[OPOS(0, 1)] == V(122));
ASSERT(output3[OPOS(0, 1)] == V(123));
ASSERT(output1[OPOS(1, 0)] == V(211));
ASSERT(output2[OPOS(1, 0)] == V(212));
ASSERT(output3[OPOS(1, 0)] == V(213));
ASSERT(output1[OPOS(1, 1)] == V(221));
ASSERT(output2[OPOS(1, 1)] == V(222));
ASSERT(output3[OPOS(1, 1)] == V(223));
ASSERT(output1[OPOS(2, 0)] == V(311));
ASSERT(output2[OPOS(2, 0)] == V(312));
ASSERT(output3[OPOS(2, 0)] == V(313));
ASSERT(output1[OPOS(2, 1)] == V(321));
ASSERT(output2[OPOS(2, 1)] == V(322));
ASSERT(output3[OPOS(2, 1)] == V(323));
output1[OPOS(0, 0)] = 0;
output2[OPOS(0, 0)] = 0;
output3[OPOS(0, 0)] = 0;
output1[OPOS(0, 1)] = 0;
output2[OPOS(0, 1)] = 0;
output3[OPOS(0, 1)] = 0;
output1[OPOS(1, 0)] = 0;
output2[OPOS(1, 0)] = 0;
output3[OPOS(1, 0)] = 0;
output1[OPOS(1, 1)] = 0;
output2[OPOS(1, 1)] = 0;
output3[OPOS(1, 1)] = 0;
output1[OPOS(2, 0)] = 0;
output2[OPOS(2, 0)] = 0;
output3[OPOS(2, 0)] = 0;
output1[OPOS(2, 1)] = 0;
output2[OPOS(2, 1)] = 0;
output3[OPOS(2, 1)] = 0;
ASSERT(!memcmp(output1, zeroes, sizeof(output1)));
ASSERT(!memcmp(output2, zeroes, sizeof(output2)));
ASSERT(!memcmp(output3, zeroes, sizeof(output3)));
libglitter_free_render_context(ctx);
}
/* hstrips */
for (i = 0; i < 2; i++) {
input_rowsize = 5;
output_rowsize = 10;
output_cellsize = 4;
wmul = 1;
hmul = 3;
ncellvalues[0] = 1;
ncellvalues[1] = 1;
ncellvalues[2] = 1;
cellmap[0] = !i ? 0 : 1;
cellmap[1] = !i ? 1 : 2;
cellmap[2] = !i ? 2 : 0;
outputs[0] = !i ? output1 : output3;
outputs[1] = !i ? output2 : output1;
outputs[2] = !i ? output3 : output2;
memset(input, 0, sizeof(input));
memset(output1, 0, sizeof(output1));
memset(output2, 0, sizeof(output2));
memset(output3, 0, sizeof(output3));
input[IPOS(0, 0, 0, 0)] = V(111);
input[IPOS(0, 0, 0, 1)] = V(112);
input[IPOS(0, 0, 0, 2)] = V(113);
input[IPOS(1, 0, 0, 0)] = V(121);
input[IPOS(1, 0, 0, 1)] = V(122);
input[IPOS(1, 0, 0, 2)] = V(123);
input[IPOS(0, 1, 0, 0)] = V(211);
input[IPOS(0, 1, 0, 1)] = V(212);
input[IPOS(0, 1, 0, 2)] = V(213);
input[IPOS(1, 1, 0, 0)] = V(221);
input[IPOS(1, 1, 0, 1)] = V(222);
input[IPOS(1, 1, 0, 2)] = V(223);
input[IPOS(0, 2, 0, 0)] = V(311);
input[IPOS(0, 2, 0, 1)] = V(312);
input[IPOS(0, 2, 0, 2)] = V(313);
input[IPOS(1, 2, 0, 0)] = V(321);
input[IPOS(1, 2, 0, 1)] = V(322);
input[IPOS(1, 2, 0, 2)] = V(323);
ctx = libglitter_create_render_context(3, input_rowsize, wmul, hmul, cellmap, ncellvalues);
ASSERT(ctx);
ASSERT(ctx->render_method == RENDER_METHOD_HSTRIPS);
libglitter_compose_double(outputs, input, output_rowsize, output_cellsize, 2, 3, ctx);
ASSERT(output1[OPOS(0, 0)] == V(111));
ASSERT(output2[OPOS(0, 0)] == V(112));
ASSERT(output3[OPOS(0, 0)] == V(113));
ASSERT(output1[OPOS(1, 0)] == V(121));
ASSERT(output2[OPOS(1, 0)] == V(122));
ASSERT(output3[OPOS(1, 0)] == V(123));
ASSERT(output1[OPOS(0, 1)] == V(211));
ASSERT(output2[OPOS(0, 1)] == V(212));
ASSERT(output3[OPOS(0, 1)] == V(213));
ASSERT(output1[OPOS(1, 1)] == V(221));
ASSERT(output2[OPOS(1, 1)] == V(222));
ASSERT(output3[OPOS(1, 1)] == V(223));
ASSERT(output1[OPOS(0, 2)] == V(311));
ASSERT(output2[OPOS(0, 2)] == V(312));
ASSERT(output3[OPOS(0, 2)] == V(313));
ASSERT(output1[OPOS(1, 2)] == V(321));
ASSERT(output2[OPOS(1, 2)] == V(322));
ASSERT(output3[OPOS(1, 2)] == V(323));
output1[OPOS(0, 0)] = 0;
output2[OPOS(0, 0)] = 0;
output3[OPOS(0, 0)] = 0;
output1[OPOS(1, 0)] = 0;
output2[OPOS(1, 0)] = 0;
output3[OPOS(1, 0)] = 0;
output1[OPOS(0, 1)] = 0;
output2[OPOS(0, 1)] = 0;
output3[OPOS(0, 1)] = 0;
output1[OPOS(1, 1)] = 0;
output2[OPOS(1, 1)] = 0;
output3[OPOS(1, 1)] = 0;
output1[OPOS(0, 2)] = 0;
output2[OPOS(0, 2)] = 0;
output3[OPOS(0, 2)] = 0;
output1[OPOS(1, 2)] = 0;
output2[OPOS(1, 2)] = 0;
output3[OPOS(1, 2)] = 0;
ASSERT(!memcmp(output1, zeroes, sizeof(output1)));
ASSERT(!memcmp(output2, zeroes, sizeof(output2)));
ASSERT(!memcmp(output3, zeroes, sizeof(output3)));
libglitter_free_render_context(ctx);
}
/* simple */
for (i = 0; i < 2; i++) {
input_rowsize = 14;
output_rowsize = 4;
output_cellsize = 2;
wmul = !i ? 4 : 1;
hmul = !i ? 1 : 4;
ncellvalues[0] = !i ? 1 : 2;
ncellvalues[1] = !i ? 1 : 1;
ncellvalues[2] = !i ? 2 : 1;
cellmap[0] = !i ? 0 : 1;
cellmap[1] = !i ? 1 : 2;
cellmap[2] = !i ? 2 : 0;
cellmap[3] = !i ? 2 : 0;
outputs[0] = !i ? output1 : output3;
outputs[1] = !i ? output2 : output1;
outputs[2] = !i ? output3 : output2;
memset(input, 0, sizeof(input));
memset(output1, 0, sizeof(output1));
memset(output2, 0, sizeof(output2));
memset(output3, 0, sizeof(output3));
input[IPOS(0, 0, !i ? 0 : 0, i ? 0 : 0)] = V(111);
input[IPOS(0, 0, !i ? 1 : 0, i ? 1 : 0)] = V(112);
input[IPOS(0, 0, !i ? 2 : 0, i ? 2 : 0)] = V(113);
input[IPOS(0, 0, !i ? 3 : 0, i ? 3 : 0)] = V(115);
input[IPOS(1, 0, !i ? 0 : 0, i ? 0 : 0)] = V(121);
input[IPOS(1, 0, !i ? 1 : 0, i ? 1 : 0)] = V(122);
input[IPOS(1, 0, !i ? 2 : 0, i ? 2 : 0)] = V(123);
input[IPOS(1, 0, !i ? 3 : 0, i ? 3 : 0)] = V(124);
input[IPOS(0, 1, !i ? 0 : 0, i ? 0 : 0)] = V(211);
input[IPOS(0, 1, !i ? 1 : 0, i ? 1 : 0)] = V(212);
input[IPOS(0, 1, !i ? 2 : 0, i ? 2 : 0)] = V(213);
input[IPOS(0, 1, !i ? 3 : 0, i ? 3 : 0)] = V(215);
input[IPOS(1, 1, !i ? 0 : 0, i ? 0 : 0)] = V(221);
input[IPOS(1, 1, !i ? 1 : 0, i ? 1 : 0)] = V(222);
input[IPOS(1, 1, !i ? 2 : 0, i ? 2 : 0)] = V(223);
input[IPOS(1, 1, !i ? 3 : 0, i ? 3 : 0)] = V(224);
input[IPOS(0, 2, !i ? 0 : 0, i ? 0 : 0)] = V(311);
input[IPOS(0, 2, !i ? 1 : 0, i ? 1 : 0)] = V(312);
input[IPOS(0, 2, !i ? 2 : 0, i ? 2 : 0)] = V(313);
input[IPOS(0, 2, !i ? 3 : 0, i ? 3 : 0)] = V(315);
input[IPOS(1, 2, !i ? 0 : 0, i ? 0 : 0)] = V(321);
input[IPOS(1, 2, !i ? 1 : 0, i ? 1 : 0)] = V(322);
input[IPOS(1, 2, !i ? 2 : 0, i ? 2 : 0)] = V(323);
input[IPOS(1, 2, !i ? 3 : 0, i ? 3 : 0)] = V(324);
ctx = libglitter_create_render_context(3, input_rowsize, wmul, hmul, cellmap, ncellvalues);
ASSERT(ctx);
ASSERT(ctx->render_method == RENDER_METHOD_SIMPLE);
libglitter_compose_double(outputs, input, output_rowsize, output_cellsize, 2, 3, ctx);
ASSERT(output1[OPOS(0, 0)] == V(111));
ASSERT(output2[OPOS(0, 0)] == V(112));
ASSERT(output3[OPOS(0, 0)] == V(114));
ASSERT(output1[OPOS(1, 0)] == V(121));
ASSERT(output2[OPOS(1, 0)] == V(122));
ASSERT(output3[OPOS(1, 0)] == VV(123));
ASSERT(output1[OPOS(0, 1)] == V(211));
ASSERT(output2[OPOS(0, 1)] == V(212));
ASSERT(output3[OPOS(0, 1)] == V(214));
ASSERT(output1[OPOS(1, 1)] == V(221));
ASSERT(output2[OPOS(1, 1)] == V(222));
ASSERT(output3[OPOS(1, 1)] == VV(223));
ASSERT(output1[OPOS(0, 2)] == V(311));
ASSERT(output2[OPOS(0, 2)] == V(312));
ASSERT(output3[OPOS(0, 2)] == V(314));
ASSERT(output1[OPOS(1, 2)] == V(321));
ASSERT(output2[OPOS(1, 2)] == V(322));
ASSERT(output3[OPOS(1, 2)] == VV(323));
output1[OPOS(0, 0)] = 0;
output2[OPOS(0, 0)] = 0;
output3[OPOS(0, 0)] = 0;
output1[OPOS(1, 0)] = 0;
output2[OPOS(1, 0)] = 0;
output3[OPOS(1, 0)] = 0;
output1[OPOS(0, 1)] = 0;
output2[OPOS(0, 1)] = 0;
output3[OPOS(0, 1)] = 0;
output1[OPOS(1, 1)] = 0;
output2[OPOS(1, 1)] = 0;
output3[OPOS(1, 1)] = 0;
output1[OPOS(0, 2)] = 0;
output2[OPOS(0, 2)] = 0;
output3[OPOS(0, 2)] = 0;
output1[OPOS(1, 2)] = 0;
output2[OPOS(1, 2)] = 0;
output3[OPOS(1, 2)] = 0;
ASSERT(!memcmp(output1, zeroes, sizeof(output1)));
ASSERT(!memcmp(output2, zeroes, sizeof(output2)));
ASSERT(!memcmp(output3, zeroes, sizeof(output3)));
libglitter_free_render_context(ctx);
}
/* generic */
for (i = 0; i < 1; i++) {
input_rowsize = 14;
output_rowsize = 4;
output_cellsize = 2;
wmul = !i ? 3 : 1;
hmul = !i ? 1 : 3;
ncellvalues[0] = !i ? 1 : 2;
ncellvalues[1] = !i ? 2 : 1;
cellmap[0] = !i ? 0 : 1;
cellmap[1] = !i ? 1 : 0;
cellmap[2] = !i ? 1 : 0;
outputs[0] = !i ? output1 : output2;
outputs[1] = !i ? output2 : output1;
outputs[2] = NULL;
memset(input, 0, sizeof(input));
memset(output1, 0, sizeof(output1));
memset(output2, 0, sizeof(output2));
input[IPOS(0, 0, !i ? 0 : 0, i ? 0 : 0)] = V(111);
input[IPOS(0, 0, !i ? 1 : 0, i ? 1 : 0)] = V(112);
input[IPOS(0, 0, !i ? 2 : 0, i ? 2 : 0)] = V(114);
input[IPOS(1, 0, !i ? 0 : 0, i ? 0 : 0)] = V(121);
input[IPOS(1, 0, !i ? 1 : 0, i ? 1 : 0)] = V(122);
input[IPOS(1, 0, !i ? 2 : 0, i ? 2 : 0)] = V(123);
input[IPOS(0, 1, !i ? 0 : 0, i ? 0 : 0)] = V(211);
input[IPOS(0, 1, !i ? 1 : 0, i ? 1 : 0)] = V(212);
input[IPOS(0, 1, !i ? 2 : 0, i ? 2 : 0)] = V(214);
input[IPOS(1, 1, !i ? 0 : 0, i ? 0 : 0)] = V(221);
input[IPOS(1, 1, !i ? 1 : 0, i ? 1 : 0)] = V(222);
input[IPOS(1, 1, !i ? 2 : 0, i ? 2 : 0)] = V(223);
input[IPOS(0, 2, !i ? 0 : 0, i ? 0 : 0)] = V(311);
input[IPOS(0, 2, !i ? 1 : 0, i ? 1 : 0)] = V(312);
input[IPOS(0, 2, !i ? 2 : 0, i ? 2 : 0)] = V(314);
input[IPOS(1, 2, !i ? 0 : 0, i ? 0 : 0)] = V(321);
input[IPOS(1, 2, !i ? 1 : 0, i ? 1 : 0)] = V(322);
input[IPOS(1, 2, !i ? 2 : 0, i ? 2 : 0)] = V(323);
ctx = libglitter_create_render_context(2, input_rowsize, wmul, hmul, cellmap, ncellvalues);
ASSERT(ctx);
ASSERT(ctx->render_method == RENDER_METHOD_GENERIC);
libglitter_compose_double(outputs, input, output_rowsize, output_cellsize, 2, 3, ctx);
ASSERT(output1[OPOS(0, 0)] == V(111));
ASSERT(output2[OPOS(0, 0)] == V(113));
ASSERT(output1[OPOS(1, 0)] == V(121));
ASSERT(output2[OPOS(1, 0)] == VV(122));
ASSERT(output1[OPOS(0, 1)] == V(211));
ASSERT(output2[OPOS(0, 1)] == V(213));
ASSERT(output1[OPOS(1, 1)] == V(221));
ASSERT(output2[OPOS(1, 1)] == VV(222));
ASSERT(output1[OPOS(0, 2)] == V(311));
ASSERT(output2[OPOS(0, 2)] == V(313));
ASSERT(output1[OPOS(1, 2)] == V(321));
ASSERT(output2[OPOS(1, 2)] == VV(322));
output1[OPOS(0, 0)] = 0;
output2[OPOS(0, 0)] = 0;
output1[OPOS(1, 0)] = 0;
output2[OPOS(1, 0)] = 0;
output1[OPOS(0, 1)] = 0;
output2[OPOS(0, 1)] = 0;
output1[OPOS(1, 1)] = 0;
output2[OPOS(1, 1)] = 0;
output1[OPOS(0, 2)] = 0;
output2[OPOS(0, 2)] = 0;
output1[OPOS(1, 2)] = 0;
output2[OPOS(1, 2)] = 0;
ASSERT(!memcmp(output1, zeroes, sizeof(output1)));
ASSERT(!memcmp(output2, zeroes, sizeof(output2)));
libglitter_free_render_context(ctx);
}
return 0;
}
#endif