#include "BLI_math.h"
#include "GPU_immediate.h"
#include "GPU_matrix.h"
#include "GPU_state.h"
#include "BKE_context.h"
#include "DNA_screen_types.h"
#include "DNA_userdef_types.h"
#include "UI_interface.h"
#include "UI_resources.h"
#include "transform.h"
#include "transform_draw_cursors.h"

Macros
#define	ARROW_WIDTH (2.0f * U.pixelsize)

#define	DASH_WIDTH (1.0f)

#define	DASH_LENGTH (8.0f * DASH_WIDTH * U.pixelsize)

Enumerations
enum	eArrowDirection { UP , DOWN , LEFT , RIGHT }

Functions
static void	drawArrow (const uint pos_id, const enum eArrowDirection dir)

bool	transform_draw_cursor_poll (bContext *C)

void	transform_draw_cursor_draw (bContext UNUSED(C), int x, int y, void customdata)

Macro Definition Documentation

◆ ARROW_WIDTH

#define ARROW_WIDTH (2.0f * U.pixelsize)

Definition at line 48 of file transform_draw_cursors.c.

◆ DASH_LENGTH

#define DASH_LENGTH (8.0f * DASH_WIDTH * U.pixelsize)

Definition at line 50 of file transform_draw_cursors.c.

◆ DASH_WIDTH

#define DASH_WIDTH (1.0f)

Definition at line 49 of file transform_draw_cursors.c.

Enumeration Type Documentation

◆ eArrowDirection

enum eArrowDirection

Enumerator
UP
DOWN
LEFT
RIGHT

Definition at line 41 of file transform_draw_cursors.c.

Function Documentation

◆ drawArrow()

static void drawArrow	(	const uint	pos_id,
		const enum eArrowDirection	dir
	)

static

Definition at line 52 of file transform_draw_cursors.c.

References ARROW_WIDTH, DOWN, ELEM, GPU_PRIM_LINES, immBegin(), immEnd(), immVertex2f(), LEFT, length(), M_SQRT2, RIGHT, size(), and UI_DPI_FAC.

Referenced by transform_draw_cursor_draw().

◆ transform_draw_cursor_draw()

void transform_draw_cursor_draw	(	bContext *	UNUSEDC,
		int	x,
		int	y,
		void *	customdata
	)

Cursor and help-line drawing, callback for: WM_paint_cursor_activate

Definition at line 105 of file transform_draw_cursors.c.

References angle(), ARROW_WIDTH, atan2f, col, cosf, DASH_LENGTH, DASH_WIDTH, data, DOWN, drawArrow(), ELEM, float(), GPU_blend(), GPU_BLEND_ALPHA, GPU_BLEND_NONE, GPU_COMP_F32, GPU_FETCH_FLOAT, GPU_line_smooth(), GPU_line_width(), GPU_matrix_pop(), GPU_matrix_push(), GPU_matrix_rotate_axis(), GPU_matrix_translate_3f(), GPU_matrix_translate_3fv(), GPU_PRIM_LINES, GPU_SHADER_2D_LINE_DASHED_UNIFORM_COLOR, GPU_SHADER_3D_POLYLINE_UNIFORM_COLOR, GPU_vertformat_attr_add(), GPU_viewport_size_get_f(), HLP_ANGLE, HLP_CARROW, HLP_HARROW, HLP_NONE, HLP_SPRING, HLP_TRACKBALL, HLP_VARROW, immBegin(), immBindBuiltinProgram(), immEnd(), immUnbindProgram(), immUniform1f(), immUniform1i(), immUniform2f(), immUniform2fv(), immUniformColor3ubv(), immUniformThemeColor3(), immVertex2f(), immVertex2fv(), immVertexFormat(), LEFT, projectFloatViewEx(), RAD2DEGF, RIGHT, sinf, t, TH_GRID, TH_VIEW_OVERLAY, UI_GetThemeColor3ubv(), UI_make_axis_color(), UP, V3D_PROJ_TEST_CLIP_ZERO, x, and y.

Referenced by initTransform().

◆ transform_draw_cursor_poll()

bool transform_draw_cursor_poll ( bContext * C )

Poll callback for cursor drawing: WM_paint_cursor_activate

Definition at line 95 of file transform_draw_cursors.c.

References C, CTX_wm_region(), ARegion::regiontype, and RGN_TYPE_WINDOW.