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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2012 Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): Jason Wilkins
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file GPU_primitives.h
* \ingroup gpu
*/
#ifndef __GPU_PRIMITIVES_H__
#define __GPU_PRIMITIVES_H__
#include "GPU_compatibility.h"
#ifdef __cplusplus
extern "C" {
#endif
#define GPU_NORMALS_SMOOTH 0
#define GPU_NORMALS_FLAT 1
#define GPU_NORMALS_NONE 2
#define GPU_DRAW_STYLE_FILL 0
#define GPU_DRAW_STYLE_LINES 1
#define GPU_DRAW_STYLE_SILHOUETTE 2
#define GPU_DRAW_STYLE_POINTS 3
#define GPU_MAX_SEGS 128
typedef struct GPUprim3 {
GLfloat usegs;
GLfloat vsegs;
GLenum normals;
GLenum drawStyle;
GLboolean flipNormals;
GLboolean texCoords;
GLfloat thetaMin;
GLfloat thetaMax;
union {
struct {
GLfloat point1[3];
GLfloat point2[3];
} sweep; /* cone, cylinder, disk , hyperboloid */
struct {
GLfloat radius;
GLfloat zMin;
GLfloat zMax;
} sphere;
struct {
GLfloat rMax;
GLfloat zMin;
GLfloat zMax;
} paraboloid;
struct {
GLfloat majorRadius;
GLfloat minorRadius;
GLfloat phiMin;
GLfloat phiMax;
} torus;
} params;
} GPUprim3;
#define GPU_LOD_LO 8
#define GPU_LOD_MID 16
#define GPU_LOD_HI 32
extern const GPUprim3 GPU_PRIM_LOFI_SOLID;
extern const GPUprim3 GPU_PRIM_LOFI_SHADELESS;
extern const GPUprim3 GPU_PRIM_LOFI_WIRE;
extern const GPUprim3 GPU_PRIM_MIDFI_SOLID;
extern const GPUprim3 GPU_PRIM_MIDFI_WIRE;
extern const GPUprim3 GPU_PRIM_HIFI_SOLID;
void gpuAppendCone(GPUprim3 *prim3, GLfloat radius, GLfloat height);
void gpuAppendCylinder(GPUprim3 *prim3, GLfloat radiusBase, GLfloat radiusTop, GLfloat height);
void gpuAppendSphere(GPUprim3 *prim3, GLfloat radius);
void gpuDrawCone(GPUprim3 *prim3, GLfloat radius, GLfloat height);
void gpuDrawCylinder(GPUprim3 *prim3, GLfloat radiusBase, GLfloat radiusTop, GLfloat height);
void gpuDrawSphere(GPUprim3 *prim3, GLfloat radius);
void gpuSingleCone(GPUprim3 *prim3, GLfloat radius, GLfloat height);
void gpuSingleCylinder(GPUprim3 *prim3, GLfloat radiusBase, GLfloat radiusTop, GLfloat height);
void gpuSingleSphere(GPUprim3 *prim3, GLfloat radius);
void gpuSingleLinef(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2);
void gpuSingleLinei(GLint x1, GLint y1, GLint x2, GLint y2);
void gpuSingleFilledRectf(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2);
void gpuSingleFilledRecti(GLint x1, GLint y1, GLint x2, GLint y2);
void gpuSingleWireRectf(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2);
void gpuSingleWireRecti(GLint x1, GLint y1, GLint x2, GLint y2);
void gpuAppendArc(
GLfloat x,
GLfloat y,
GLfloat start,
GLfloat angle,
GLfloat xradius,
GLfloat yradius,
GLint nsegments);
void gpuDrawArc(
GLfloat x,
GLfloat y,
GLfloat start,
GLfloat angle,
GLfloat xradius,
GLfloat yradius,
GLint nsegments);
void gpuSingleArc(
GLfloat x,
GLfloat y,
GLfloat start,
GLfloat angle,
GLfloat xradius,
GLfloat yradius,
GLint nsegments);
void gpuAppendFastCircleXZ(GLfloat radius);
void gpuDrawFastCircleXZ(GLfloat radius);
void gpuSingleFastCircleXZ(GLfloat radius);
void gpuAppendFastCircleXY(GLfloat radius);
void gpuDrawFastCircleXY(GLfloat radius);
void gpuSingleFastCircleXY(GLfloat radius);
void gpuAppendFastBall(
const GLfloat position[3],
float radius,
const GLfloat matrix[4][4]);
void gpuDrawFastBall(
int mode,
const GLfloat position[3],
float radius,
const GLfloat matrix[4][4]);
void gpuSingleFastBall(
int mode,
const GLfloat position[3],
float radius,
const GLfloat matrix[4][4]);
void gpuAppendSpiral(
const GLfloat position[3],
float radius,
const GLfloat matrix[4][4],
int start);
void gpuDrawSpiral(
const GLfloat position[3],
GLfloat radius,
GLfloat matrix[4][4],
int start);
void gpuSingleSpiral(
const GLfloat position[3],
GLfloat radius,
GLfloat matrix[4][4],
int start);
void gpuAppendDisk(GLfloat x, GLfloat y, GLfloat radius, GLint nsectors);
void gpuDrawDisk(GLfloat x, GLfloat y, GLfloat radius, GLint nsectors);
void gpuSingleDisk(GLfloat x, GLfloat y, GLfloat radius, GLint nsectors);
void gpuBeginSprites(void);
void gpuSprite3fv(const GLfloat v[3]);
void gpuSprite3f(GLfloat x, GLfloat y, GLfloat z);
void gpuSprite2f(GLfloat x, GLfloat y);
void gpuSprite2fv(const GLfloat vec[2]);
void gpuEndSprites(void);
void gpuSingleWireUnitCube(void);
void gpuSingleWireCube(GLfloat size);
void gpuDrawSolidHalfCube(void);
void gpuDrawWireHalfCube(void);
#ifdef __cplusplus
}
#endif
#include "intern/gpu_primitives_inline.h"
#endif /* __GPU_PRIMITIVES_H_ */
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