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-rw-r--r--libglitter_create_render_context.c384
1 files changed, 383 insertions, 1 deletions
diff --git a/libglitter_create_render_context.c b/libglitter_create_render_context.c
index 7898ff8..9dd7871 100644
--- a/libglitter_create_render_context.c
+++ b/libglitter_create_render_context.c
@@ -54,7 +54,389 @@ fail:
int
main(void)
{
- return 0; /* TODO add test */
+#define POS(Y, X) ((Y) * ctx->rowsize + (X))
+
+ LIBGLITTER_RENDER_CONTEXT *ctx;
+ uint8_t cellmap[6];
+ uint8_t ncellvalues[4];
+ uint8_t a, b, c, i;
+
+ ncellvalues[0] = 2;
+ ncellvalues[1] = 16;
+ ncellvalues[2] = 4;
+ ncellvalues[3] = 8;
+ cellmap[0] = 0, cellmap[1] = 1, cellmap[2] = 2;
+ cellmap[3] = 1, cellmap[4] = 2, cellmap[5] = 0;
+ ctx = libglitter_create_render_context(4, 10, 3, 2, cellmap, ncellvalues);
+ ASSERT(ctx);
+ ASSERT(ctx->cellmap);
+ ASSERT(ctx->cellmap[0] == 0);
+ ASSERT(ctx->cellmap[1] == 1);
+ ASSERT(ctx->cellmap[2] == 2);
+ ASSERT(ctx->cellmap[3] == 1);
+ ASSERT(ctx->cellmap[4] == 2);
+ ASSERT(ctx->cellmap[5] == 0);
+ ASSERT(ctx->ncellvalues);
+ ASSERT(ctx->ncellvalues[0] == 2);
+ ASSERT(ctx->ncellvalues[1] == 16);
+ ASSERT(ctx->ncellvalues[2] == 4);
+ ASSERT(ctx->ncellvalues[3] == 8);
+ ASSERT(ctx->noutputs == 4);
+ ASSERT(ctx->widthmul == 3);
+ ASSERT(ctx->heightmul == 2);
+ ASSERT(ctx->cellweights_double);
+ ASSERT(ctx->cellweights_double[0] == (double)1 / 2);
+ ASSERT(ctx->cellweights_double[1] == (double)1 / 16);
+ ASSERT(ctx->cellweights_double[2] == (double)1 / 4);
+ ASSERT(ctx->cellweights_double[3] == (double)1 / 8);
+ ASSERT(ctx->cellweights_float);
+ ASSERT(ctx->cellweights_float[0] == (float)1 / 2);
+ ASSERT(ctx->cellweights_float[1] == (float)1 / 16);
+ ASSERT(ctx->cellweights_float[2] == (float)1 / 4);
+ ASSERT(ctx->cellweights_float[3] == (float)1 / 8);
+ ASSERT(ctx->render_method == RENDER_METHOD_GENERIC);
+ ASSERT(ctx->rowsize == 10);
+ libglitter_update_render_context(ctx, 20);
+ ASSERT(ctx->cellmap);
+ ASSERT(ctx->cellmap[0] == 0);
+ ASSERT(ctx->cellmap[1] == 1);
+ ASSERT(ctx->cellmap[2] == 2);
+ ASSERT(ctx->cellmap[3] == 1);
+ ASSERT(ctx->cellmap[4] == 2);
+ ASSERT(ctx->cellmap[5] == 0);
+ ASSERT(ctx->ncellvalues);
+ ASSERT(ctx->ncellvalues[0] == 2);
+ ASSERT(ctx->ncellvalues[1] == 16);
+ ASSERT(ctx->ncellvalues[2] == 4);
+ ASSERT(ctx->ncellvalues[3] == 8);
+ ASSERT(ctx->noutputs == 4);
+ ASSERT(ctx->widthmul == 3);
+ ASSERT(ctx->heightmul == 2);
+ ASSERT(ctx->cellweights_double);
+ ASSERT(ctx->cellweights_double[0] == (double)1 / 2);
+ ASSERT(ctx->cellweights_double[1] == (double)1 / 16);
+ ASSERT(ctx->cellweights_double[2] == (double)1 / 4);
+ ASSERT(ctx->cellweights_double[3] == (double)1 / 8);
+ ASSERT(ctx->cellweights_float);
+ ASSERT(ctx->cellweights_float[0] == (float)1 / 2);
+ ASSERT(ctx->cellweights_float[1] == (float)1 / 16);
+ ASSERT(ctx->cellweights_float[2] == (float)1 / 4);
+ ASSERT(ctx->cellweights_float[3] == (float)1 / 8);
+ ASSERT(ctx->render_method == RENDER_METHOD_GENERIC);
+ ASSERT(ctx->rowsize == 20);
+ libglitter_free_render_context(ctx);
+
+ ncellvalues[0] = 1;
+ ncellvalues[1] = 1;
+ ncellvalues[2] = 1;
+ cellmap[0] = 1, cellmap[1] = 0, cellmap[2] = 2;
+ ctx = libglitter_create_render_context(3, 6, 3, 1, cellmap, ncellvalues);
+ ASSERT(ctx);
+ ASSERT(ctx->cellmap);
+ ASSERT(ctx->cellmap[0] == 1);
+ ASSERT(ctx->cellmap[1] == 0);
+ ASSERT(ctx->cellmap[2] == 2);
+ ASSERT(ctx->ncellvalues);
+ ASSERT(ctx->ncellvalues[0] == 1);
+ ASSERT(ctx->ncellvalues[1] == 1);
+ ASSERT(ctx->ncellvalues[2] == 1);
+ ASSERT(ctx->noutputs == 3);
+ ASSERT(ctx->widthmul == 3);
+ ASSERT(ctx->heightmul == 1);
+ ASSERT(ctx->cellweights_double);
+ ASSERT(ctx->cellweights_double[0] == 1);
+ ASSERT(ctx->cellweights_double[1] == 1);
+ ASSERT(ctx->cellweights_double[2] == 1);
+ ASSERT(ctx->cellweights_float);
+ ASSERT(ctx->cellweights_float[0] == 1);
+ ASSERT(ctx->cellweights_float[1] == 1);
+ ASSERT(ctx->cellweights_float[2] == 1);
+ ASSERT(ctx->render_method == RENDER_METHOD_VSTRIPS);
+ ASSERT(ctx->rowsize == 6);
+ libglitter_update_render_context(ctx, 15);
+ ASSERT(ctx->cellmap);
+ ASSERT(ctx->cellmap[0] == 1);
+ ASSERT(ctx->cellmap[1] == 0);
+ ASSERT(ctx->cellmap[2] == 2);
+ ASSERT(ctx->ncellvalues);
+ ASSERT(ctx->ncellvalues[0] == 1);
+ ASSERT(ctx->ncellvalues[1] == 1);
+ ASSERT(ctx->ncellvalues[2] == 1);
+ ASSERT(ctx->noutputs == 3);
+ ASSERT(ctx->widthmul == 3);
+ ASSERT(ctx->heightmul == 1);
+ ASSERT(ctx->cellweights_double);
+ ASSERT(ctx->cellweights_double[0] == 1);
+ ASSERT(ctx->cellweights_double[1] == 1);
+ ASSERT(ctx->cellweights_double[2] == 1);
+ ASSERT(ctx->cellweights_float);
+ ASSERT(ctx->cellweights_float[0] == 1);
+ ASSERT(ctx->cellweights_float[1] == 1);
+ ASSERT(ctx->cellweights_float[2] == 1);
+ ASSERT(ctx->render_method == RENDER_METHOD_VSTRIPS);
+ ASSERT(ctx->rowsize == 15);
+ libglitter_free_render_context(ctx);
+
+ ncellvalues[0] = 1;
+ ncellvalues[1] = 1;
+ ncellvalues[2] = 1;
+ cellmap[0] = 1, cellmap[1] = 0, cellmap[2] = 2;
+ ctx = libglitter_create_render_context(3, 6, 1, 3, cellmap, ncellvalues);
+ ASSERT(ctx);
+ ASSERT(ctx->cellmap);
+ ASSERT(ctx->cellmap[0] == 1);
+ ASSERT(ctx->cellmap[1] == 0);
+ ASSERT(ctx->cellmap[2] == 2);
+ ASSERT(ctx->ncellvalues);
+ ASSERT(ctx->ncellvalues[0] == 1);
+ ASSERT(ctx->ncellvalues[1] == 1);
+ ASSERT(ctx->ncellvalues[2] == 1);
+ ASSERT(ctx->noutputs == 3);
+ ASSERT(ctx->widthmul == 1);
+ ASSERT(ctx->heightmul == 3);
+ ASSERT(ctx->cellweights_double);
+ ASSERT(ctx->cellweights_double[0] == 1);
+ ASSERT(ctx->cellweights_double[1] == 1);
+ ASSERT(ctx->cellweights_double[2] == 1);
+ ASSERT(ctx->cellweights_float);
+ ASSERT(ctx->cellweights_float[0] == 1);
+ ASSERT(ctx->cellweights_float[1] == 1);
+ ASSERT(ctx->cellweights_float[2] == 1);
+ ASSERT(ctx->render_method == RENDER_METHOD_HSTRIPS);
+ ASSERT(ctx->rowsize == 6);
+ libglitter_update_render_context(ctx, 15);
+ ASSERT(ctx->cellmap);
+ ASSERT(ctx->cellmap[0] == 1);
+ ASSERT(ctx->cellmap[1] == 0);
+ ASSERT(ctx->cellmap[2] == 2);
+ ASSERT(ctx->ncellvalues);
+ ASSERT(ctx->ncellvalues[0] == 1);
+ ASSERT(ctx->ncellvalues[1] == 1);
+ ASSERT(ctx->ncellvalues[2] == 1);
+ ASSERT(ctx->noutputs == 3);
+ ASSERT(ctx->widthmul == 1);
+ ASSERT(ctx->heightmul == 3);
+ ASSERT(ctx->cellweights_double);
+ ASSERT(ctx->cellweights_double[0] == 1);
+ ASSERT(ctx->cellweights_double[1] == 1);
+ ASSERT(ctx->cellweights_double[2] == 1);
+ ASSERT(ctx->cellweights_float);
+ ASSERT(ctx->cellweights_float[0] == 1);
+ ASSERT(ctx->cellweights_float[1] == 1);
+ ASSERT(ctx->cellweights_float[2] == 1);
+ ASSERT(ctx->render_method == RENDER_METHOD_HSTRIPS);
+ ASSERT(ctx->rowsize == 15);
+ libglitter_free_render_context(ctx);
+
+ for (i = 1; i < 8; i++) {
+ ncellvalues[0] = a = 2 + !!(i & 1);
+ ncellvalues[1] = b = 2 + !!(i & 2);
+ ncellvalues[2] = c = 2 + !!(i & 4);
+ cellmap[0] = 0, cellmap[1] = 1, cellmap[2] = 2;
+ cellmap[3] = 1, cellmap[4] = 2, cellmap[5] = 0;
+ ctx = libglitter_create_render_context(3, 8, 3, 2, cellmap, ncellvalues);
+ ASSERT(ctx);
+ ASSERT(ctx->cellmap);
+ ASSERT(ctx->cellmap[0] == 0);
+ ASSERT(ctx->cellmap[1] == 1);
+ ASSERT(ctx->cellmap[2] == 2);
+ ASSERT(ctx->cellmap[3] == 1);
+ ASSERT(ctx->cellmap[4] == 2);
+ ASSERT(ctx->cellmap[5] == 0);
+ ASSERT(ctx->ncellvalues);
+ ASSERT(ctx->ncellvalues[0] == a);
+ ASSERT(ctx->ncellvalues[1] == b);
+ ASSERT(ctx->ncellvalues[2] == c);
+ ASSERT(ctx->noutputs == 3);
+ ASSERT(ctx->widthmul == 3);
+ ASSERT(ctx->heightmul == 2);
+ ASSERT(ctx->cellweights_double);
+ ASSERT(ctx->cellweights_double[0] == (double)1 / a);
+ ASSERT(ctx->cellweights_double[1] == (double)1 / b);
+ ASSERT(ctx->cellweights_double[2] == (double)1 / c);
+ ASSERT(ctx->cellweights_float);
+ ASSERT(ctx->cellweights_float[0] == (float)1 / a);
+ ASSERT(ctx->cellweights_float[1] == (float)1 / b);
+ ASSERT(ctx->cellweights_float[2] == (float)1 / c);
+ ASSERT(ctx->render_method == RENDER_METHOD_GENERIC);
+ ASSERT(ctx->rowsize == 8);
+ libglitter_update_render_context(ctx, 30);
+ ASSERT(ctx->cellmap);
+ ASSERT(ctx->cellmap[0] == 0);
+ ASSERT(ctx->cellmap[1] == 1);
+ ASSERT(ctx->cellmap[2] == 2);
+ ASSERT(ctx->cellmap[3] == 1);
+ ASSERT(ctx->cellmap[4] == 2);
+ ASSERT(ctx->cellmap[5] == 0);
+ ASSERT(ctx->ncellvalues);
+ ASSERT(ctx->ncellvalues[0] == a);
+ ASSERT(ctx->ncellvalues[1] == b);
+ ASSERT(ctx->ncellvalues[2] == c);
+ ASSERT(ctx->noutputs == 3);
+ ASSERT(ctx->widthmul == 3);
+ ASSERT(ctx->heightmul == 2);
+ ASSERT(ctx->cellweights_double);
+ ASSERT(ctx->cellweights_double[0] == (double)1 / a);
+ ASSERT(ctx->cellweights_double[1] == (double)1 / b);
+ ASSERT(ctx->cellweights_double[2] == (double)1 / c);
+ ASSERT(ctx->cellweights_float);
+ ASSERT(ctx->cellweights_float[0] == (float)1 / a);
+ ASSERT(ctx->cellweights_float[1] == (float)1 / b);
+ ASSERT(ctx->cellweights_float[2] == (float)1 / c);
+ ASSERT(ctx->render_method == RENDER_METHOD_GENERIC);
+ ASSERT(ctx->rowsize == 30);
+ libglitter_free_render_context(ctx);
+ }
+
+ for (i = 0; i < 8; i++) {
+ ncellvalues[0] = a = 1 + !!(i & 1);
+ ncellvalues[1] = b = 1 + !!(i & 2);
+ ncellvalues[2] = c = 1 + !!(i & 4);
+ cellmap[0] = 0, cellmap[1] = 1, cellmap[2] = 2;
+ cellmap[3] = 1, cellmap[4] = 2, cellmap[5] = 0;
+ ctx = libglitter_create_render_context(3, 8, 3, 2, cellmap, ncellvalues);
+ ASSERT(ctx);
+ ASSERT(ctx->cellmap);
+ ASSERT(ctx->cellmap[0] == 0);
+ ASSERT(ctx->cellmap[1] == 1);
+ ASSERT(ctx->cellmap[2] == 2);
+ ASSERT(ctx->cellmap[3] == 1);
+ ASSERT(ctx->cellmap[4] == 2);
+ ASSERT(ctx->cellmap[5] == 0);
+ ASSERT(ctx->ncellvalues);
+ ASSERT(ctx->ncellvalues[0] == a);
+ ASSERT(ctx->ncellvalues[1] == b);
+ ASSERT(ctx->ncellvalues[2] == c);
+ ASSERT(ctx->noutputs == 3);
+ ASSERT(ctx->widthmul == 3);
+ ASSERT(ctx->heightmul == 2);
+ ASSERT(ctx->cellweights_double);
+ ASSERT(ctx->cellweights_double[0] == (double)1 / a);
+ ASSERT(ctx->cellweights_double[1] == (double)1 / b);
+ ASSERT(ctx->cellweights_double[2] == (double)1 / c);
+ ASSERT(ctx->cellweights_float);
+ ASSERT(ctx->cellweights_float[0] == (float)1 / a);
+ ASSERT(ctx->cellweights_float[1] == (float)1 / b);
+ ASSERT(ctx->cellweights_float[2] == (float)1 / c);
+ ASSERT(ctx->render_method == RENDER_METHOD_SIMPLE);
+ ASSERT(ctx->rowsize == 8);
+ ASSERT(ctx->cells[0][0] == POS(0, 0) || ctx->cells[0][0] == POS(1, 2));
+ ASSERT(ctx->cells[0][1] == POS(1, 2) || ctx->cells[0][1] == POS(0, 0));
+ ASSERT(ctx->cells[1][0] == POS(0, 1) || ctx->cells[1][0] == POS(1, 0));
+ ASSERT(ctx->cells[1][1] == POS(1, 0) || ctx->cells[1][1] == POS(0, 1));
+ ASSERT(ctx->cells[2][0] == POS(0, 2) || ctx->cells[2][0] == POS(1, 1));
+ ASSERT(ctx->cells[2][1] == POS(1, 1) || ctx->cells[2][1] == POS(0, 2));
+ ASSERT(ctx->cells[0][0] != ctx->cells[0][1]);
+ ASSERT(ctx->cells[1][0] != ctx->cells[1][1]);
+ ASSERT(ctx->cells[2][0] != ctx->cells[2][1]);
+ libglitter_update_render_context(ctx, 30);
+ ASSERT(ctx->cellmap);
+ ASSERT(ctx->cellmap[0] == 0);
+ ASSERT(ctx->cellmap[1] == 1);
+ ASSERT(ctx->cellmap[2] == 2);
+ ASSERT(ctx->cellmap[3] == 1);
+ ASSERT(ctx->cellmap[4] == 2);
+ ASSERT(ctx->cellmap[5] == 0);
+ ASSERT(ctx->ncellvalues);
+ ASSERT(ctx->ncellvalues[0] == a);
+ ASSERT(ctx->ncellvalues[1] == b);
+ ASSERT(ctx->ncellvalues[2] == c);
+ ASSERT(ctx->noutputs == 3);
+ ASSERT(ctx->widthmul == 3);
+ ASSERT(ctx->heightmul == 2);
+ ASSERT(ctx->cellweights_double);
+ ASSERT(ctx->cellweights_double[0] == (double)1 / a);
+ ASSERT(ctx->cellweights_double[1] == (double)1 / b);
+ ASSERT(ctx->cellweights_double[2] == (double)1 / c);
+ ASSERT(ctx->cellweights_float);
+ ASSERT(ctx->cellweights_float[0] == (float)1 / a);
+ ASSERT(ctx->cellweights_float[1] == (float)1 / b);
+ ASSERT(ctx->cellweights_float[2] == (float)1 / c);
+ ASSERT(ctx->render_method == RENDER_METHOD_SIMPLE);
+ ASSERT(ctx->rowsize == 30);
+ ASSERT(ctx->cells[0][0] == POS(0, 0) || ctx->cells[0][0] == POS(1, 2));
+ ASSERT(ctx->cells[0][1] == POS(1, 2) || ctx->cells[0][1] == POS(0, 0));
+ ASSERT(ctx->cells[1][0] == POS(0, 1) || ctx->cells[1][0] == POS(1, 0));
+ ASSERT(ctx->cells[1][1] == POS(1, 0) || ctx->cells[1][1] == POS(0, 1));
+ ASSERT(ctx->cells[2][0] == POS(0, 2) || ctx->cells[2][0] == POS(1, 1));
+ ASSERT(ctx->cells[2][1] == POS(1, 1) || ctx->cells[2][1] == POS(0, 2));
+ ASSERT(ctx->cells[0][0] != ctx->cells[0][1]);
+ ASSERT(ctx->cells[1][0] != ctx->cells[1][1]);
+ ASSERT(ctx->cells[2][0] != ctx->cells[2][1]);
+ libglitter_free_render_context(ctx);
+ }
+
+ ncellvalues[0] = a = 1;
+ ncellvalues[1] = b = 2;
+ ncellvalues[2] = c = 1;
+ cellmap[0] = 1, cellmap[1] = 2;
+ cellmap[2] = 0, cellmap[3] = 1;
+ ctx = libglitter_create_render_context(3, 8, 2, 2, cellmap, ncellvalues);
+ ASSERT(ctx);
+ ASSERT(ctx->cellmap);
+ ASSERT(ctx->cellmap[0] == 1);
+ ASSERT(ctx->cellmap[1] == 2);
+ ASSERT(ctx->cellmap[2] == 0);
+ ASSERT(ctx->cellmap[3] == 1);
+ ASSERT(ctx->ncellvalues);
+ ASSERT(ctx->ncellvalues[0] == a);
+ ASSERT(ctx->ncellvalues[1] == b);
+ ASSERT(ctx->ncellvalues[2] == c);
+ ASSERT(ctx->noutputs == 3);
+ ASSERT(ctx->widthmul == 2);
+ ASSERT(ctx->heightmul == 2);
+ ASSERT(ctx->cellweights_double);
+ ASSERT(ctx->cellweights_double[0] == (double)1 / a);
+ ASSERT(ctx->cellweights_double[1] == (double)1 / b);
+ ASSERT(ctx->cellweights_double[2] == (double)1 / c);
+ ASSERT(ctx->cellweights_float);
+ ASSERT(ctx->cellweights_float[0] == (float)1 / a);
+ ASSERT(ctx->cellweights_float[1] == (float)1 / b);
+ ASSERT(ctx->cellweights_float[2] == (float)1 / c);
+ ASSERT(ctx->render_method == RENDER_METHOD_SIMPLE);
+ ASSERT(ctx->rowsize == 8);
+ ASSERT(ctx->cells[0][0] == POS(1, 0));
+ ASSERT(ctx->cells[1][0] == POS(0, 0) || ctx->cells[1][0] == POS(1, 1));
+ ASSERT(ctx->cells[1][1] == POS(1, 1) || ctx->cells[1][1] == POS(0, 0));
+ ASSERT(ctx->cells[2][0] == POS(0, 1));
+ ASSERT(ctx->cells[0][0] == ctx->cells[0][1]);
+ ASSERT(ctx->cells[1][0] != ctx->cells[1][1]);
+ ASSERT(ctx->cells[2][0] == ctx->cells[2][1]);
+ libglitter_update_render_context(ctx, 30);
+ ASSERT(ctx->cellmap);
+ ASSERT(ctx->cellmap[0] == 1);
+ ASSERT(ctx->cellmap[1] == 2);
+ ASSERT(ctx->cellmap[2] == 0);
+ ASSERT(ctx->cellmap[3] == 1);
+ ASSERT(ctx->ncellvalues);
+ ASSERT(ctx->ncellvalues[0] == a);
+ ASSERT(ctx->ncellvalues[1] == b);
+ ASSERT(ctx->ncellvalues[2] == c);
+ ASSERT(ctx->noutputs == 3);
+ ASSERT(ctx->widthmul == 2);
+ ASSERT(ctx->heightmul == 2);
+ ASSERT(ctx->cellweights_double);
+ ASSERT(ctx->cellweights_double[0] == (double)1 / a);
+ ASSERT(ctx->cellweights_double[1] == (double)1 / b);
+ ASSERT(ctx->cellweights_double[2] == (double)1 / c);
+ ASSERT(ctx->cellweights_float);
+ ASSERT(ctx->cellweights_float[0] == (float)1 / a);
+ ASSERT(ctx->cellweights_float[1] == (float)1 / b);
+ ASSERT(ctx->cellweights_float[2] == (float)1 / c);
+ ASSERT(ctx->render_method == RENDER_METHOD_SIMPLE);
+ ASSERT(ctx->rowsize == 30);
+ ASSERT(ctx->cells[0][0] == POS(1, 0));
+ ASSERT(ctx->cells[1][0] == POS(0, 0) || ctx->cells[1][0] == POS(1, 1));
+ ASSERT(ctx->cells[1][1] == POS(1, 1) || ctx->cells[1][1] == POS(0, 0));
+ ASSERT(ctx->cells[2][0] == POS(0, 1));
+ ASSERT(ctx->cells[0][0] == ctx->cells[0][1]);
+ ASSERT(ctx->cells[1][0] != ctx->cells[1][1]);
+ ASSERT(ctx->cells[2][0] == ctx->cells[2][1]);
+ libglitter_free_render_context(ctx);
+
+#undef POS
+
+ return 0;
}
generated by cgit v1.2.3-70-g09d2 (git 2.51.0) at 2025-10-31 17:36:09 +0000