/*
RENDER_DEBUG.C

symbols in this file:
001780E0 00e0:
	_render_debug_triangle (0000)
001781C0 0120:
	_render_debug_quadrilateral (0000)
001782E0 0090:
	_render_debug_polygon (0000)
00178370 00d0:
	_code_00178370 (0000)
00178440 0070:
	_code_00178440 (0000)
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	_code_001784b0 (0000)
00178550 01c0:
	_code_00178550 (0000)
00178710 0290:
	_code_00178710 (0000)
001789A0 0120:
	_render_debug_point (0000)
00178AC0 00b0:
	_render_debug_line (0000)
00178B70 00c0:
	_render_debug_vector (0000)
00178C30 0070:
	_render_debug_tick (0000)
00178CA0 0080:
	_render_debug_line_offset (0000)
00178D20 0070:
	_render_debug_matrix (0000)
00178D90 0190:
	_render_debug_sphere (0000)
00178F20 0190:
	_render_debug_cylinder (0000)
001790B0 01c0:
	_render_debug_pill (0000)
00179270 0180:
	_render_debug_box (0000)
001793F0 00a0:
	_render_debug_polygon_edges (0000)
00179490 0070:
	_render_debug_string (0000)
00179500 0130:
	_render_debug_string_at_point (0000)
00179630 0220:
	_code_00179630 (0000)
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	_code_00179850 (0000)
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	_code_00179960 (0000)
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00179BC0 0070:
	_code_00179bc0 (0000)
00179C30 01a0:
	_code_00179c30 (0000)
00179DD0 00d0:
	_render_debug_point2d (0000)
00179EA0 0120:
	_render_debug_line2d (0000)
00179FC0 00f0:
	_render_debug_vector2d (0000)
0017A0B0 0130:
	_render_debug_circle (0000)
0017A1E0 0040:
	_render_debug_vectors (0000)
0017A220 0030:
	_render_debug_quaternion (0000)
0017A250 0130:
	_render_debug_box2d_outline (0000)
0017A380 0120:
	_render_debug_box_outline (0000)
0017A4A0 0240:
	_render_debug (0000)
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0029FE54 0020:
	??_C@_0CA@CADNHOKJ@plane_count?$DMMAXIMUM_BSP3D_DEPTH?$AA@ (0000)
0029FE74 000e:
	??_C@_0O@LHEAABKE@?5node?5plane?$HMn?$AA@ (0000)
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0029FE88 0004:
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004B8C40 740c:
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*/

/* ---------- headers */

#include "cseries/cseries.h"
#include "math/real_math.h"
#include "rasterizer/rasterizer_debug.h"
#include "render/render_debug.h"
#include "render/render_debug_geometry.h"

/* ---------- constants */

/* ---------- macros */

/* ---------- structures */

/* ---------- prototypes */

/* ---------- globals */

/* ---------- public code */

void render_debug_triangle(
	boolean immediate,
	real_point3d const *point0,
	real_point3d const *point1,
	real_point3d const *point2,
	real_argb_color const *color)
{
	match_assert(
		"c:\\halo\\SOURCE\\render\\render_debug.c",
		480,
		immediate);
	match_assert(
		"c:\\halo\\SOURCE\\render\\render_debug.c",
		481,
		point0);
	match_assert(
		"c:\\halo\\SOURCE\\render\\render_debug.c",
		482,
		point1);
	match_assert(
		"c:\\halo\\SOURCE\\render\\render_debug.c",
		483,
		point2);
	match_assert(
		"c:\\halo\\SOURCE\\render\\render_debug.c",
		484,
		color);

	rasterizer_debug_triangle(
		point0,
		point1,
		point2,
		color);

	return;
}

void render_debug_polygon(
	real_point3d const *points,
	short point_count,
	real_argb_color const *color)
{
	short index;

	match_assert(
		"c:\\halo\\SOURCE\\render\\render_debug.c",
		855,
		points);
	match_assert(
		"c:\\halo\\SOURCE\\render\\render_debug.c",
		856,
		color);

	for (index = 1; index<point_count-1; index++)
	{
		render_debug_triangle(
			TRUE,
			points,
			&points[index],
			&points[index+1],
			color);
	}

	return;
}

void render_debug_vector(
	boolean immediate,
	real_point3d const *point,
	real_vector3d const *vector,
	real size,
	real_argb_color const *color)
{
	real_point3d end_point;

	match_assert(
		"c:\\halo\\SOURCE\\render\\render_debug.c",
		388,
		point);
	match_assert(
		"c:\\halo\\SOURCE\\render\\render_debug.c",
		389,
		vector);
	match_assert(
		"c:\\halo\\SOURCE\\render\\render_debug.c",
		390,
		color);

	end_point.x = point->x + size*vector->i;
	end_point.y = point->y + size*vector->j;
	end_point.z = point->z + size*vector->k;

	render_debug_line(
		immediate,
		point,
		&end_point,
		color);

	return;
}

void render_debug_tick(
	boolean immediate,
	real_point3d const *point,
	real_vector3d const *tick_vector,
	real tick_size,
	real_argb_color const *color)
{
	real_point3d point0;
	real_point3d point1;
	real negative_tick_size;

	point0.x = point->x + tick_size*tick_vector->i;
	point0.y = point->y + tick_size*tick_vector->j;
	point0.z = point->z + tick_size*tick_vector->k;
	negative_tick_size = -tick_size;
	point1.x = point->x + negative_tick_size*tick_vector->i;
	point1.y = point->y + negative_tick_size*tick_vector->j;
	point1.z = point->z + negative_tick_size*tick_vector->k;

	render_debug_line(
		immediate,
		&point0,
		&point1,
		color);

	return;
}

void render_debug_line_offset(
	boolean immediate,
	real_point3d const *p0,
	real_point3d const *p1,
	real_argb_color const *color,
	real offset)
{
	real_point3d point0;
	real_point3d point1;

	point0.x = p0->x + offset*global_up3d->i;
	point0.y = p0->y + offset*global_up3d->j;
	point0.z = p0->z + offset*global_up3d->k;
	point1.x = p1->x + offset*global_up3d->i;
	point1.y = p1->y + offset*global_up3d->j;
	point1.z = p1->z + offset*global_up3d->k;

	render_debug_line(
		immediate,
		&point0,
		&point1,
		color);

	return;
}

void render_debug_matrix(
	boolean immediate,
	struct real_matrix4x3 const *matrix,
	real size)
{
	render_debug_vector(
		immediate,
		&matrix->position,
		&matrix->forward,
		size*matrix->scale,
		global_real_argb_red);
	render_debug_vector(
		immediate,
		&matrix->position,
		&matrix->left,
		size*matrix->scale,
		global_real_argb_green);
	render_debug_vector(
		immediate,
		&matrix->position,
		&matrix->up,
		size*matrix->scale,
		global_real_argb_blue);

	return;
}

void render_debug_polygon_edges(
	real_point3d const *points,
	short point_count,
	real_argb_color const *color)
{
	short index;

	match_assert(
		"c:\\halo\\SOURCE\\render\\render_debug.c",
		873,
		points);
	match_assert(
		"c:\\halo\\SOURCE\\render\\render_debug.c",
		874,
		color);

	if (point_count>2)
	{
		render_debug_line(
			TRUE,
			&points[point_count-1],
			points,
			color);

		for (index = 1; index<point_count; index++)
		{
			render_debug_line(
				TRUE,
				&points[index-1],
				&points[index],
				color);
		}
	}

	return;
}

void render_debug_vectors(
	boolean immediate,
	const real_point3d *point,
	const real_vector3d *forward,
	const real_vector3d *up,
	real size)
{
	real_matrix4x3 matrix;

	matrix4x3_from_point_and_vectors(&matrix, point, forward, up);
	render_debug_matrix(immediate, &matrix, size);
	return;
}

void render_debug_quaternion(
	boolean immediate,
	const real_point3d *point,
	const real_quaternion *quaternion,
	real size)
{
	real_matrix4x3 matrix;

	matrix4x3_from_point_and_quaternion(&matrix, point, quaternion);
	render_debug_matrix(immediate, &matrix, size);
	return;
}

/* ---------- private code */