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#include <inttypes.h>
#include "print.h"
#define INDENT " "
static void print_indent(FILE *f, unsigned int indent)
{
for (unsigned int i = 0; i < indent; i++) fprintf(f, INDENT);
}
void print_token(FILE *f, struct token *tok, unsigned int indent)
{
print_indent(f, indent);
switch (tok->type) {
case TOKEN_NUMBER:
fprintf(f, "%f\n", tok->number);
break;
case TOKEN_STRING:
fprintf(f, "\"%.*s\"\n", PSTR(tok->string));
break;
case TOKEN_VAR:
fprintf(f, "$%.*s\n", PSTR(tok->var));
break;
case TOKEN_IDENT:
fprintf(f, "%.*s\n", PSTR(tok->ident));
break;
case TOKEN_OP:
fprintf(f, "(#%d", tok->op.type);
if (tok->op.children.len) fprintf(f, "\n");
for (size_t i = 0; i < tok->op.children.len; i++)
print_token(f, &tok->op.children.ptr[i], indent+1);
if (tok->op.children.len) print_indent(f, indent);
fprintf(f, ")\n");
break;
}
}
void print_expr(FILE *f, struct expr *expr)
{
switch (expr->type) {
case EXPR_NUMBER:
fprintf(f, "%f", expr->number);
break;
case EXPR_TIME:
fprintf(f, "(time)");
break;
case EXPR_OP:
fprintf(f, "(%.*s", PSTR(op_name_tab[expr->op.type]));
for (size_t i = 0; i < expr->op.args.len; i++) {
fprintf(f, " ");
print_expr(f, &expr->op.args.ptr[i]);
}
fprintf(f, ")");
break;
}
}
void print_seq(FILE *f, size_t n_inst, struct seq_inst inst[n_inst], enum scene_stage stage)
{
for (size_t i = 0; i < n_inst; i++) {
if (i) fprintf(f, " ");
switch (inst[i].type) {
case SEQ_TIME:
fprintf(f, "%f", inst[i].time);
break;
case SEQ_POV:
if (stage >= SCENE_BOUND)
fprintf(f, "(pov %p)", inst[i].pov);
else
fprintf(f, "(pov %.*s)", PSTR(inst[i].pov_name.str));
break;
case SEQ_REP:
fprintf(f, "(rep ");
if (inst[i].rep.times == SEQ_TIMES_INF)
fprintf(f, "inf: ");
else
fprintf(f, "%u: ", inst[i].rep.times);
print_seq(f, inst[i].rep.children.len, inst[i].rep.children.ptr, stage);
fprintf(f, ")");
break;
}
}
}
void print_surface(FILE *f, struct surface *surf, enum scene_stage stage)
{
fprintf(f, "(color ");
print_expr(f, &surf->color);
fprintf(f, ")");
if (!surf->texture.present)
return;
if (stage >= SCENE_LOADED) {
fprintf(f, " (texture #%"PRItexture_id")", surf->texture.data.id);
} else {
switch (surf->texture.data.source.type) {
case TEXTURE_2D:
fprintf(f, " (texture ");
break;
case TEXTURE_CUBEMAP:
fprintf(f, " (cubemap ");
break;
}
fprintf(f, "%.*s)", PSTR(surf->texture.data.source.path.str));
}
}
void print_node(FILE *f, struct node *node, enum scene_stage stage, unsigned int indent)
{
print_indent(f, indent);
switch (node->type) {
case NODE_TRANSFORM: {
fprintf(f, "transform ");
char tops[3] = { 't', 's', 'r' };
for (size_t op = 0; op < TRANSFORM_OPS_N; op++) {
fprintf(f, "%c = (", tops[op]);
for (uint8_t i = 0; i < 3; i++) {
if (i) fprintf(f, " ");
if (node->transform.has_op[op][i])
print_expr(f, &node->transform.op[op][i]);
else
fprintf(f, "_");
}
fprintf(f, ") ");
}
fprintf(f, "\n");
for (size_t i = 0; i < node->transform.children.len; i++)
print_node(f, &node->transform.children.ptr[i], stage, indent+1);
break;
}
case NODE_OBJECT:
fprintf(f, "object ");
if (stage >= SCENE_LOADED) {
fprintf(f, "#%"PRImesh_id" ", node->object.mesh.id);
} else {
switch (node->object.mesh.source.type) {
case MESH_CUBE:
fprintf(f, "cube ");
break;
case MESH_OBJ:
fprintf(f, "obj %.*s ", PSTR(node->object.mesh.source.path.str));
break;
}
}
print_surface(f, &node->object.surface, stage);
fprintf(f, "\n");
break;
case NODE_CAMERA:
fprintf(f, "camera target=");
switch (node->camera.target.type) {
case POS_ABSOLUTE:
fprintf(f, "(");
for (size_t i = 0; i < 3; i++) {
if (i) fprintf(f, " ");
print_expr(f, &node->camera.target.absolute[i]);
}
fprintf(f, ") ");
break;
case POS_ATTACHED:
if (stage >= SCENE_BOUND)
fprintf(f, "(attach %p) ", node->camera.target.attach);
else
fprintf(f, "(attach %.*s) ", PSTR(node->camera.target.attach_name.str));
break;
}
fprintf(f, "roll=%d\n", node->camera.roll);
break;
case NODE_BONE:
fprintf(f, "bone\n");
break;
case NODE_LIGHT:
fprintf(f, "todo light\n");
break;
}
}
void print_scene(FILE *f, struct scene *scene, enum scene_stage stage)
{
fprintf(f, "scene stage=");
switch (stage) {
case SCENE_PARSED: fprintf(f, "parsed"); break;
case SCENE_BOUND: fprintf(f, "bound"); break;
case SCENE_LOADED: fprintf(f, "loaded"); break;
}
fprintf(f, "\n");
fprintf(f, INDENT"fps = %u\n", scene->fps);
fprintf(f, INDENT"size = %u x %u\n", scene->size[0], scene->size[1]);
fprintf(f, INDENT"outfile = %.*s\n", PSTR(scene->outfile));
fprintf(f, INDENT"seq = ");
print_seq(f, scene->seq.len, scene->seq.ptr, stage);
fprintf(f, "\n");
fprintf(f, INDENT"proj = ");
switch (scene->proj.type) {
case PROJ_PERSPECTIVE:
fprintf(f, "perspective (fov = ");
print_expr(f, &scene->proj.perspective.fov);
fprintf(f, ") (planes = %f %f)\n", scene->proj.perspective.planes[0], scene->proj.perspective.planes[1]);
break;
case PROJ_ORTHO:
fprintf(f, "persective (planes =");
for (size_t i = 0; i < 6; i++)
fprintf(f, " %f", scene->proj.ortho.planes[i]);
fprintf(f, ")\n");
break;
}
if (stage >= SCENE_BOUND)
fprintf(f, INDENT"camera = %p\n", scene->camera);
fprintf(f, INDENT"bg = ");
if (scene->bg.present)
print_surface(f, &scene->bg.data, stage);
else
fprintf(f, "transparent");
fprintf(f, "\n");
fprintf(f, INDENT"live = ");
if (scene->live.present)
fprintf(f, "%f\n", scene->live.data);
else
fprintf(f, "no\n");
print_node(f, &scene->root, stage, 1);
fprintf(f, "\n");
}
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