gl_backend.c File Reference

Typedefs
typedef vec3_t	mat3_t[3]

Functions
void	DumpGLState (void)
void	GLBE_SubmitBatch (batch_t *batch)
void	GLBE_PolyOffsetStencilShadow (qboolean pushdepth)(void)
void	GL_TexEnv (GLenum mode)
void	GL_ForceDepthWritable (void)
void	GL_SetShaderState2D (qboolean is2d)
void	GL_SelectTexture (int target)
void	GL_SelectVBO (int vbo)
void	GL_DeselectVAO (void)
void	GL_SelectEBO (int vbo)
void	GL_MTBind (int tmu, int target, texid_t texnum)
void	GLBE_SetupVAO (vbo_t *vbo, unsigned int vaodynamic, unsigned int vaostatic)
void	GL_SelectProgram (int program)
void	GLBE_RenderShadowBuffer (unsigned int numverts, int vbo, vecV_t *verts, unsigned numindicies, int ibo, index_t *indicies)
void	GL_CullFace (unsigned int sflags)
void	GLBE_SetupForShadowMap (dlight_t *dl, int texwidth, int texheight, float shadowscale)
int	GLBE_BeginRenderBuffer_DepthOnly (texid_t depthtexture)
qboolean	GLBE_BeginShadowMap (int id, int w, int h, uploadfmt_t encoding, int *restorefbo)
void	GLBE_EndShadowMap (int restorefbo)
void	Shader_LightPass (struct shaderparsestate_s *ps, const char *shortname, const void *args)
void	GenerateFogTexture (texid_t *tex, float density, float zscale)
void	GLBE_DestroyFBOs (void)
void	GLBE_Shutdown (void)
void	GLBE_Init (void)
qboolean	GLBE_LightCullModel (vec3_t org, model_t *model)
void	GLBE_SelectMode (backendmode_t mode)
void	GLBE_SelectEntity (entity_t *ent)
qboolean	GLBE_SelectDLight (dlight_t *dl, vec3_t colour, vec3_t axis[3], unsigned int lmode)
void	GLBE_Scissor (srect_t *rect)
texid_t	GenerateNormalisationCubeMap (void)
void	GLBE_DrawMesh_List (shader_t *shader, int nummeshes, mesh_t **meshlist, vbo_t *vbo, texnums_t *texnums, unsigned int beflags)
void	GLBE_DrawMesh_Single (shader_t *shader, mesh_t *mesh, vbo_t *vbo, unsigned int beflags)
void	GLBE_SubmitMeshes (batch_t **worldbatches, int start, int stop)
void	GLBE_UpdateLightmaps (void)
batch_t *	GLBE_GetTempBatch (void)
void	GLBE_BaseEntTextures (const qbyte *worldpvs, const int *worldareas)
void	GLBE_RenderToTextureUpdate2d (qboolean destchanged)
void	GLBE_FBO_Sources (texid_t sourcecolour, texid_t sourcedepth)
int	GLBE_FBO_Push (fbostate_t *state)
void	GLBE_FBO_Pop (int oldfbo)
void	GLBE_FBO_Destroy (fbostate_t *state)
int	GLBE_FBO_Update (fbostate_t *state, unsigned int enables, texid_t *destcol, int mrt, texid_t destdepth, int width, int height, int layer)
void	GLBE_DrawLightPrePass (void)
qboolean	R_DrawSkyroom (shader_t *skyshader)
void	GLBE_DrawWorld (batch_t **worldbatches)
void	GLBE_VBO_Begin (vbobctx_t *ctx, size_t maxsize)
void	GLBE_VBO_Data (vbobctx_t *ctx, void *data, size_t size, vboarray_t *varray)
void	GLBE_VBO_Finish (vbobctx_t *ctx, void *edata, size_t esize, vboarray_t *earray, void **vbomem, void **ebomem)
void	GLBE_VBO_Destroy (vboarray_t *vearray, void *vbomem)

Variables
cvar_t	gl_overbright
cvar_t	r_tessellation
cvar_t	r_wireframe
cvar_t	r_outline
cvar_t	r_outline_width
cvar_t	r_refract_fbo
texid_t	missing_texture
texid_t	missing_texture_gloss
texid_t	missing_texture_normal
texid_t	scenepp_postproc_cube
texid_t	r_whiteimage
cvar_t	r_glsl_offsetmapping
cvar_t	r_portalrecursion
cvar_t	r_portalonly
double	r_loaderstalltime

Typedef Documentation

mat3_t

typedef vec3_t mat3_t[3]

Function Documentation

DumpGLState()

void DumpGLState

(

void

)

GenerateFogTexture()

void GenerateFogTexture	(	texid_t *	tex,
		float	density,
		float	zscale
	)

GenerateNormalisationCubeMap()

texid_t GenerateNormalisationCubeMap

(

void

)

GL_CullFace()

void GL_CullFace

(

unsigned int

sflags

)

GL_DeselectVAO()

void GL_DeselectVAO

(

void

)

GL_ForceDepthWritable()

void GL_ForceDepthWritable

(

void

)

GL_MTBind()

void GL_MTBind	(	int	tmu,
		int	target,
		texid_t	texnum
	)

GL_SelectEBO()

void GL_SelectEBO

(

int

vbo

)

GL_SelectProgram()

void GL_SelectProgram

(

int

program

)

GL_SelectTexture()

void GL_SelectTexture

(

int

target

)

GL_SelectVBO()

void GL_SelectVBO

(

int

vbo

)

GL_SetShaderState2D()

void GL_SetShaderState2D

(

qboolean

is2d

)

GL_TexEnv()

void GL_TexEnv

(

GLenum

mode

)

GLBE_BaseEntTextures()

void GLBE_BaseEntTextures	(	const qbyte *	worldpvs,
		const int *	worldareas
	)

GLBE_BeginRenderBuffer_DepthOnly()

int GLBE_BeginRenderBuffer_DepthOnly

(

texid_t

depthtexture

)

GLBE_BeginShadowMap()

qboolean GLBE_BeginShadowMap	(	int	id,
		int	w,
		int	h,
		uploadfmt_t	encoding,
		int *	restorefbo
	)

GLBE_DestroyFBOs()

void GLBE_DestroyFBOs

(

void

)

GLBE_DrawLightPrePass()

void GLBE_DrawLightPrePass

(

void

)

GLBE_DrawMesh_List()

void GLBE_DrawMesh_List	(	shader_t *	shader,
		int	nummeshes,
		mesh_t **	meshlist,
		vbo_t *	vbo,
		texnums_t *	texnums,
		unsigned int	beflags
	)

GLBE_DrawMesh_Single()

void GLBE_DrawMesh_Single	(	shader_t *	shader,
		mesh_t *	mesh,
		vbo_t *	vbo,
		unsigned int	beflags
	)

GLBE_DrawWorld()

void GLBE_DrawWorld

(

batch_t **

worldbatches

)

GLBE_EndShadowMap()

void GLBE_EndShadowMap

(

int

restorefbo

)

GLBE_FBO_Destroy()

void GLBE_FBO_Destroy

(

fbostate_t *

state

)

GLBE_FBO_Pop()

void GLBE_FBO_Pop

(

int

oldfbo

)

GLBE_FBO_Push()

int GLBE_FBO_Push

(

fbostate_t *

state

)

GLBE_FBO_Sources()

void GLBE_FBO_Sources	(	texid_t	sourcecolour,
		texid_t	sourcedepth
	)

GLBE_FBO_Update()

int GLBE_FBO_Update	(	fbostate_t *	state,
		unsigned int	enables,
		texid_t *	destcol,
		int	mrt,
		texid_t	destdepth,
		int	width,
		int	height,
		int	layer
	)

GLBE_GetTempBatch()

batch_t * GLBE_GetTempBatch

(

void

)

GLBE_Init()

void GLBE_Init

(

void

)

GLBE_LightCullModel()

qboolean GLBE_LightCullModel	(	vec3_t	org,
		model_t *	model
	)

GLBE_PolyOffsetStencilShadow()

void GLBE_PolyOffsetStencilShadow

(

qboolean

pushdepth

)

GLBE_RenderShadowBuffer()

void GLBE_RenderShadowBuffer	(	unsigned int	numverts,
		int	vbo,
		vecV_t *	verts,
		unsigned	numindicies,
		int	ibo,
		index_t *	indicies
	)

GLBE_RenderToTextureUpdate2d()

void GLBE_RenderToTextureUpdate2d

(

qboolean

destchanged

)

GLBE_Scissor()

void GLBE_Scissor

(

srect_t *

rect

)

GLBE_SelectDLight()

qboolean GLBE_SelectDLight	(	dlight_t *	dl,
		vec3_t	colour,
		vec3_t	axis[3],
		unsigned int	lmode
	)

GLBE_SelectEntity()

void GLBE_SelectEntity

(

entity_t *

ent

)

GLBE_SelectMode()

void GLBE_SelectMode

(

backendmode_t

mode

)

GLBE_SetupForShadowMap()

void GLBE_SetupForShadowMap	(	dlight_t *	dl,
		int	texwidth,
		int	texheight,
		float	shadowscale
	)

GLBE_SetupVAO()

void GLBE_SetupVAO	(	vbo_t *	vbo,
		unsigned int	vaodynamic,
		unsigned int	vaostatic
	)

GLBE_Shutdown()

void GLBE_Shutdown

(

void

)

GLBE_SubmitBatch()

void GLBE_SubmitBatch

(

batch_t *

batch

)

GLBE_SubmitMeshes()

void GLBE_SubmitMeshes	(	batch_t **	worldbatches,
		int	start,
		int	stop
	)

GLBE_UpdateLightmaps()

void GLBE_UpdateLightmaps

(

void

)

GLBE_VBO_Begin()

void GLBE_VBO_Begin	(	vbobctx_t *	ctx,
		size_t	maxsize
	)

GLBE_VBO_Data()

void GLBE_VBO_Data	(	vbobctx_t *	ctx,
		void *	data,
		size_t	size,
		vboarray_t *	varray
	)

GLBE_VBO_Destroy()

void GLBE_VBO_Destroy	(	vboarray_t *	vearray,
		void *	vbomem
	)

GLBE_VBO_Finish()

void GLBE_VBO_Finish	(	vbobctx_t *	ctx,
		void *	edata,
		size_t	esize,
		vboarray_t *	earray,
		void **	vbomem,
		void **	ebomem
	)

R_DrawSkyroom()

qboolean R_DrawSkyroom

(

shader_t *

skyshader

)

Shader_LightPass()

void Shader_LightPass	(	struct shaderparsestate_s *	ps,
		const char *	shortname,
		const void *	args
	)

Variable Documentation

allblack_mvp

int allblack_mvp

allblackshader

union programhandle_u allblackshader

blendmode

int blendmode[SHADER_TMU_MAX]

colourarraytype

int colourarraytype

crepopaqueshader

const shader_t* crepopaqueshader

crepskyshader

const shader_t* crepskyshader

curbatch

const batch_t* curbatch

curcolourpointer

void* curcolourpointer

curcolourvbo

int curcolourvbo

curcull

unsigned int curcull

curdlight

const dlight_t* curdlight

curentity

const entity_t* curentity

curpatchverts

int curpatchverts

curpolyoffset

polyoffset_t curpolyoffset

currentebo

int currentebo

currentprogram

int currentprogram

currenttextures

int currenttextures[SHADER_TMU_MAX]

currenttmu

int currenttmu

currentvao

int currentvao

currentvbo

int currentvbo

curshader

const material_t* curshader

curshadowmap

texid_t curshadowmap

curtexnums

const texnums_t* curtexnums

curtexturetype

GLenum curtexturetype[SHADER_TMU_MAX]

curtime

float curtime

curvertexpointer

void* curvertexpointer

curvertexvbo

int curvertexvbo

depthonlyshader

const shader_t* depthonlyshader

dummybatch

batch_t dummybatch

dummyvbo

vbo_t dummyvbo

fbo_2dfbo

fbostate_t fbo_2dfbo

fbo_current

int fbo_current

fbo_lprepass

fbostate_t fbo_lprepass

fbo_reflectrefrac

fbostate_t fbo_reflectrefrac[R_MAX_RECURSE]

flags

unsigned int flags

fog

const mfog_t* fog

fogfar

float fogfar

fogtexture

texid_t fogtexture

force2d

qboolean force2d

gl_overbright

cvar_t gl_overbright

extern

identitylighting

float identitylighting

identitylightmap

float identitylightmap

inited_shader_light

qboolean inited_shader_light[1u<< LSHADER_MODES]

lastpasstmus

int lastpasstmus

lastuniform

int lastuniform

lightcolours

vec3_t lightcolours

lightcolourscale

vec3_t lightcolourscale

lightcubemap

texid_t lightcubemap

lightdir

vec3_t lightdir

lightmode

int lightmode

lightorg

vec3_t lightorg

lightprojmatrix

float lightprojmatrix[16]

lightradius

float lightradius

lightshadowmapinfo

vec4_t lightshadowmapinfo

lightshadowmapproj

vec4_t lightshadowmapproj

lightshadowmapscale

vec2_t lightshadowmapscale

lighttexture

texid_t lighttexture

maxwbatches

int maxwbatches

mbatches

batch_t** mbatches

meshcount

unsigned int meshcount

meshes

mesh_t** meshes

missing_texture

texid_t missing_texture

extern

missing_texture_gloss

texid_t missing_texture_gloss

extern

missing_texture_normal

texid_t missing_texture_normal

extern

mode

backendmode_t mode

modelmatrix

float modelmatrix[16]

modelmatrixinv

float modelmatrixinv[16]

modelviewmatrix

float modelviewmatrix[16]

normalisationcubemap

texid_t normalisationcubemap

oldheight

int oldheight

oldwidth

int oldwidth

pendingcolourflat

vec4_t pendingcolourflat

pendingcolourpointer

void* pendingcolourpointer

pendingcolourvbo

int pendingcolourvbo

pendingtexcoordparts

int pendingtexcoordparts[SHADER_TMU_MAX]

pendingtexcoordpointer

void* pendingtexcoordpointer[SHADER_TMU_MAX]

pendingtexcoordvbo

int pendingtexcoordvbo[SHADER_TMU_MAX]

pendingvertexpointer

void* pendingvertexpointer

pendingvertexvbo

int pendingvertexvbo

polyoffset

polyoffset_t polyoffset

programfixedemu

program_t* programfixedemu[8]

projectionmatrix

float projectionmatrix[16]

r_glsl_offsetmapping

cvar_t r_glsl_offsetmapping

extern

r_loaderstalltime

double r_loaderstalltime

extern

r_outline

cvar_t r_outline

extern

r_outline_width

cvar_t r_outline_width

extern

r_portalonly

cvar_t r_portalonly

r_portalrecursion

cvar_t r_portalrecursion

r_refract_fbo

cvar_t r_refract_fbo

extern

r_tessellation

cvar_t r_tessellation

extern

r_whiteimage

texid_t r_whiteimage

extern

r_wireframe

cvar_t r_wireframe

extern

scenepp_postproc_cube

texid_t scenepp_postproc_cube

extern

sha_attr

unsigned int sha_attr

shader_light

const shader_t* shader_light[1u<< LSHADER_MODES]

shaderbits

unsigned int shaderbits

sourcevbo

vbo_t* sourcevbo

streamebo

int streamebo[64]

streamid

int streamid

streamvao

int streamvao[64]

streamvbo

int streamvbo[64]

temptexture

texid_t temptexture

tex_gbuf

texid_t tex_gbuf[GBUFFER_COUNT]

tex_reflectcube

texid_t tex_reflectcube

tex_reflection

texid_t tex_reflection[R_MAX_RECURSE]

tex_refraction

texid_t tex_refraction[R_MAX_RECURSE]

tex_refractiondepth

texid_t tex_refractiondepth[R_MAX_RECURSE]

tex_ripplemap

texid_t tex_ripplemap[R_MAX_RECURSE]

tex_sourcecol

texid_t tex_sourcecol

tex_sourcedepth

texid_t tex_sourcedepth

texenvmode

int texenvmode[SHADER_TMU_MAX]

updatetime

float updatetime

usingweaponviewmatrix

int usingweaponviewmatrix

wbatch

int wbatch

wbatches

batch_t* wbatches

wireframeshader

const shader_t* wireframeshader