r_particle.c File Reference

#include "r_local.h"
#include "r_particle.h"

Include dependency graph for r_particle.c:

Go to the source code of this file.

Functions
static void	R_GetSpriteVectors (const ptl_t *p, vec3_t right, vec3_t up)
	Get Sprite Vectors.
static void	R_SpriteTexcoords (const ptl_t *p, float out[8])
	Fills float array with texture coordinates.
static void	R_DrawSprite (const ptl_t *p)
static void	R_DrawParticleModel (ptl_t *p)
static void	R_DrawPtlCircle (const ptl_t *p)
	Draws a circle out of lines.
static void	R_DrawPtlLine (const ptl_t *p)
static void	R_SetBlendMode (int mode)
void	R_DrawParticles (void)
Variables
ptlArt_t	r_particlesArt [MAX_PTL_ART]
int	r_numParticlesArt
ptl_t	r_particles [MAX_PTLS]
int	r_numParticles

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Function Documentation

static void R_DrawParticleModel

(

ptl_t *

p

)

[static]

See also:

R_DrawParticles

Definition at line 169 of file r_particle.c.

References ptl_s::angles, modelInfo_t::angles, ptlArt_s::art, ptl_s::color, modelInfo_t::color, ptlArt_s::model, modelInfo_t::model, ptl_s::model, modelInfo_t::origin, R_DrawModelParticle(), ptl_s::s, ptl_s::skin, and modelInfo_t::skin.

Referenced by R_DrawParticles().

void R_DrawParticles

(

void

)

Note:

No need to reset the blend mode - R_Setup2D will do this

See also:

R_Setup2D

Definition at line 292 of file r_particle.c.

References ptl_s::blend, i, ptl_s::inuse, ptl_s::invis, ptl_s::levelFlags, ptl_s::model, ptl_s::pic, ptl_s::program, R_BlendFunc(), R_Color(), R_DrawParticleModel(), R_DrawPtlCircle(), R_DrawPtlLine(), R_DrawSprite(), r_numParticles, R_SetBlendMode(), R_TexEnv(), R_UseProgram(), refdef, ptl_s::style, STYLE_CIRCLE, STYLE_LINE, and rendererData_t::worldlevel.

Referenced by R_RenderFrame().

static void R_DrawPtlCircle

(

const ptl_t *

p

)

[static]

Draws a circle out of lines.

Parameters:

[in]

p

The particle definition with origin, radius and color

See also:

Draw_Circle

Definition at line 191 of file r_particle.c.

References ptl_s::color, f, int(), qfalse, qtrue, R_Color(), R_EnableTexture(), ptl_s::s, ptl_s::size, and texunit_diffuse.

Referenced by R_DrawParticles().

static void R_DrawPtlLine

(

const ptl_t *

p

)

[static]

See also:

R_DrawParticles

Definition at line 232 of file r_particle.c.

References ptl_s::color, qfalse, qtrue, R_Color(), R_EnableTexture(), ptl_s::s, texunit_diffuse, and ptl_s::v.

Referenced by R_DrawParticles().

static void R_DrawSprite

(

const ptl_t *

p

)

[static]

See also:

R_DrawParticles

Definition at line 101 of file r_particle.c.

References ptlArt_s::art, ptl_s::color, ptlArt_s::image, ptl_s::offset, ptl_s::parent, ptl_s::pic, pos, R_BindTexture, R_Color(), R_GetSpriteVectors(), R_SpriteTexcoords(), right, ptl_s::s, image_s::texnum, VectorAdd, VectorCopy, VectorMA(), VectorNormalize(), and VectorSubtract.

Referenced by R_DrawParticles().

static void R_GetSpriteVectors	(	const ptl_t *	p,
		vec3_t	right,
		vec3_t	up
	)			[static]

Get Sprite Vectors.

Parameters:

[in]	p	the particle to give the dimensions for
[out]	right	the output right vector for the particle
[out]	up	the output up vector for the particle

See also:

R_DrawSprite

Definition at line 47 of file r_particle.c.

References ptl_s::angles, AngleVectors(), Com_Error(), CrossProduct(), ERR_FATAL, rlocals_s::forward, r_locals, rlocals_s::right, ptl_s::size, ptl_s::style, STYLE_AXIS, STYLE_BEAM, STYLE_FACING, STYLE_ROTATED, rlocals_s::up, VectorNormalize(), and VectorScale.

Referenced by R_DrawSprite().

static void R_SetBlendMode

(

int

mode

)

[static]

See also:

R_DrawParticles

Definition at line 261 of file r_particle.c.

References BLEND_ADD, BLEND_BLEND, BLEND_FILTER, BLEND_INVFILTER, BLEND_ONE, BLEND_REPLACE, Com_Error(), ERR_DROP, R_BlendFunc(), and R_TexEnv().

Referenced by R_DrawParticles().

static void R_SpriteTexcoords	(	const ptl_t *	p,
		float	out[8]
	)			[inline, static]

Fills float array with texture coordinates.

Note:

Used if sprite is scrolled

Definition at line 80 of file r_particle.c.

References refdef, ptl_s::scrollS, ptl_s::scrollT, and rendererData_t::time.

Referenced by R_DrawSprite().

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Variable Documentation

int r_numParticles

Definition at line 32 of file r_particle.c.

Referenced by CL_ClearState(), CL_ParticleCheckRounds(), CL_ParticleRun(), CL_ParticleSpawn(), PTL_DebugList_f(), PTL_InitStartup(), and R_DrawParticles().

int r_numParticlesArt

Definition at line 29 of file r_particle.c.

Referenced by CL_ParticleGetArt(), CL_ParticleRegisterArt(), and PTL_InitStartup().

ptl_t r_particles[MAX_PTLS]

Definition at line 31 of file r_particle.c.

Referenced by CL_ParticleCheckRounds(), CL_ParticleRun(), CL_ParticleSpawn(), and PTL_DebugList_f().

ptlArt_t r_particlesArt[MAX_PTL_ART]

Definition at line 28 of file r_particle.c.

Referenced by CL_ParticleGetArt(), and CL_ParticleRegisterArt().