#include "../../shared/cxx.h"
#include "r_program.h"
#include "r_material.h"
#include "r_framebuffer.h"
#include "r_light.h"
#include "r_image.h"

Include dependency graph for r_state.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Data Structures
struct	gltexunit_t
	texunits maintain multitexture state More...
struct	rstate_t

Macros
#define	SKYBOX_DEPTH -9999.0f
	Center position of skybox along z-axis. This is used to make sure we see only the inside of Skybox.
#define	GL_ARRAY_LENGTH_CHUNK 4096
#define	MAX_GL_TEXUNITS 6
#define	texunit_0 r_state.texunits[0]
#define	texunit_1 r_state.texunits[1]
#define	texunit_2 r_state.texunits[2]
#define	texunit_3 r_state.texunits[3]
#define	texunit_4 r_state.texunits[4]
#define	texunit_5 r_state.texunits[5]
#define	texunit_diffuse texunit_0
#define	texunit_lightmap texunit_1
#define	texunit_deluxemap texunit_2
#define	texunit_normalmap texunit_3
#define	texunit_glowmap texunit_4
#define	texunit_specularmap texunit_5
#define	texunit_roughnessmap texunit_2
#define	COMPONENTS_VERTEX_ARRAY3D 3
#define	COMPONENTS_VERTEX_ARRAY2D 2
#define	COMPONENTS_COLOR_ARRAY 4
#define	COMPONENTS_INDEX_ARRAY 1
#define	COMPONENTS_NORMAL_ARRAY 3
#define	COMPONENTS_TANGENT_ARRAY 4
#define	COMPONENTS_TEXCOORD_ARRAY 2
#define	DOWNSAMPLE_PASSES 5
#define	DOWNSAMPLE_SCALE 2
#define	fbo_screen nullptr
#define	fbo_render r_state.renderBuffer
#define	fbo_bloom0 r_state.bloomBuffer0
#define	fbo_bloom1 r_state.bloomBuffer1
#define	default_program nullptr
#define	R_BindTexture(tn)

Functions
void	R_SetDefaultState (void)
void	R_Setup2D (void)
void	R_Setup3D (void)
void	R_ReallocateStateArrays (int size)
	Reallocate arrays of GL primitives if needed.
void	R_ReallocateTexunitArray (gltexunit_t *texunit, int size)
	Reallocate texcoord array of the specified texunit, if needed.
void	R_TexEnv (GLenum value)
void	R_TexOverride (vec4_t rgba)
	Sets special texture environment mode to override texture color; don't forget to call R_TexOverride(nullptr) to reset after drawing; intended for UI only, will conflict with lightmaps.
void	R_BlendFunc (GLenum src, GLenum dest)
bool	R_SelectTexture (gltexunit_t *texunit)
	Returns false if the texunit is not supported.
void	R_BindTextureDebug (int texnum, const char file, int line, const char function)
void	R_BindTextureForTexUnit (GLuint texnum, gltexunit_t *texunit)
void	R_BindLightmapTexture (GLuint texnum)
void	R_BindDeluxemapTexture (GLuint texnum)
void	R_BindNormalmapTexture (GLuint texnum)
void	R_BindBuffer (GLenum target, GLenum type, GLuint id)
void	R_BindArray (GLenum target, GLenum type, const void *array)
void	R_BindDefaultArray (GLenum target)
	Binds the appropriate shared vertex array to the specified target.
void	R_EnableStencilTest (bool enable)
void	R_EnableTexture (gltexunit_t *texunit, bool enable)
void	R_EnableMultisample (bool enable)
void	R_EnableBlend (bool enable)
void	R_EnableAlphaTest (bool enable)
void	R_EnableColorArray (bool enable)
bool	R_EnableLighting (r_program_t *program, bool enable)
	Enables hardware-accelerated lighting with the specified program. This should be called after any texture units which will be active for lighting have been enabled.
void	R_EnableBumpmap (const struct image_s *normalmap)
void	R_EnableWarp (r_program_t *program, bool enable)
void	R_EnableBlur (r_program_t program, bool enable, r_framebuffer_t source, r_framebuffer_t *dest, int dir)
void	R_EnableShell (bool enable)
void	R_EnableFog (bool enable)
void	R_EnableDrawAsGlow (bool enable)
void	R_EnableGlowMap (const struct image_s *image)
void	R_EnableSpecularMap (const struct image_s *image, bool enable)
void	R_EnableRoughnessMap (const struct image_s *image, bool enable)
void	R_SetupSpotLight (int index, const light_t *light)
void	R_DisableSpotLight (int index)
void	R_EnableAnimation (const struct mAliasMesh_s *mesh, float backlerp, bool enable)
void	R_UseMaterial (const material_t *material)

Variables
const vec2_t	default_texcoords [4]
rstate_t	r_state

Macro Definition Documentation

◆ COMPONENTS_COLOR_ARRAY

#define COMPONENTS_COLOR_ARRAY 4

Definition at line 78 of file r_state.h.

Referenced by R_BindArray(), and R_ReallocateStateArrays().

◆ COMPONENTS_INDEX_ARRAY

#define COMPONENTS_INDEX_ARRAY 1

Definition at line 79 of file r_state.h.

Referenced by R_ReallocateStateArrays().

◆ COMPONENTS_NORMAL_ARRAY

#define COMPONENTS_NORMAL_ARRAY 3

Definition at line 80 of file r_state.h.

Referenced by R_BindArray(), and R_ReallocateStateArrays().

◆ COMPONENTS_TANGENT_ARRAY

#define COMPONENTS_TANGENT_ARRAY 4

Definition at line 81 of file r_state.h.

Referenced by R_BindArray(), and R_ReallocateStateArrays().

◆ COMPONENTS_TEXCOORD_ARRAY

#define COMPONENTS_TEXCOORD_ARRAY 2

Definition at line 82 of file r_state.h.

Referenced by R_BindArray(), and R_ReallocateTexunitArray().

◆ COMPONENTS_VERTEX_ARRAY2D

#define COMPONENTS_VERTEX_ARRAY2D 2

Definition at line 77 of file r_state.h.

Referenced by R_ReallocateStateArrays().

◆ COMPONENTS_VERTEX_ARRAY3D

#define COMPONENTS_VERTEX_ARRAY3D 3

Definition at line 76 of file r_state.h.

Referenced by R_BindArray(), and R_ReallocateStateArrays().

◆ default_program

#define default_program nullptr

Definition at line 92 of file r_state.h.

Referenced by R_BlurStack(), and R_DrawBloom().

◆ DOWNSAMPLE_PASSES

#define DOWNSAMPLE_PASSES 5

Definition at line 84 of file r_state.h.

Referenced by R_DrawBloom(), and R_InitFBObjects().

◆ DOWNSAMPLE_SCALE

#define DOWNSAMPLE_SCALE 2

Definition at line 85 of file r_state.h.

Referenced by R_InitFBObjects().

◆ fbo_bloom0

#define fbo_bloom0 r_state.bloomBuffer0

Definition at line 89 of file r_state.h.

Referenced by R_DrawBloom(), and R_InitFBObjects().

◆ fbo_bloom1

#define fbo_bloom1 r_state.bloomBuffer1

Definition at line 90 of file r_state.h.

Referenced by R_DrawBloom(), and R_InitFBObjects().

◆ fbo_render

#define fbo_render r_state.renderBuffer

Definition at line 88 of file r_state.h.

Referenced by R_DrawBloom(), R_DrawQuad(), and R_EnableRenderbuffer().

◆ fbo_screen

#define fbo_screen nullptr

Definition at line 87 of file r_state.h.

Referenced by R_DrawBloom(), R_EnableBlur(), and R_EnableRenderbuffer().

◆ GL_ARRAY_LENGTH_CHUNK

#define GL_ARRAY_LENGTH_CHUNK 4096

Definition at line 44 of file r_state.h.

Referenced by R_SetDefaultState().

◆ MAX_GL_TEXUNITS

#define MAX_GL_TEXUNITS 6

Definition at line 58 of file r_state.h.

Referenced by R_SetDefaultState().

◆ R_BindTexture

#define R_BindTexture ( tn )

Value:

R_BindTextureDebug(tn, __FILE__, __LINE__, __PRETTY_FUNCTION__)

R_BindTextureDebug

void R_BindTextureDebug(int texnum, const char *file, int line, const char *function)

Definition r_state.cpp:69

Definition at line 184 of file r_state.h.

Referenced by R_BindTextureForTexUnit(), R_ChangeImageType(), R_DrawAliasModel(), R_DrawBloom(), R_DrawBox(), R_DrawChars(), R_DrawEntityEffects(), R_DrawFlareSurfaces(), R_DrawFlatGeoscape(), R_DrawFloor(), R_DrawGrass(), R_DrawImageArray(), R_DrawMeshModelShell(), R_DrawModelDirect(), R_DrawModelParticle(), R_DrawSprite(), R_DrawStarfield(), R_DrawTexture(), R_EnableWarp(), R_FontDrawTexture(), R_FontGenerateTexture(), R_LoadImageData(), R_ReloadImageData(), R_RenderToTexture(), R_SetSurfaceStageState(), R_SetSurfaceState(), R_SphereShade(), R_SphereShadeGLSL(), R_TexOverride(), R_TextureMode(), R_UploadAlpha(), R_UploadData(), and R_UploadLightmapPage().

◆ SKYBOX_DEPTH

#define SKYBOX_DEPTH -9999.0f

Center position of skybox along z-axis. This is used to make sure we see only the inside of Skybox.

See also: R_DrawStarfield; R_Setup2D

Definition at line 41 of file r_state.h.

Referenced by R_DrawBloom(), R_DrawStarfield(), and R_Setup2D().

◆ texunit_0

#define texunit_0 r_state.texunits[0]

Definition at line 61 of file r_state.h.

Referenced by R_Blur(), R_BlurStack(), R_DrawBloom(), and R_SetDefaultState().

◆ texunit_1

#define texunit_1 r_state.texunits[1]

Definition at line 62 of file r_state.h.

Referenced by R_BlurStack(), R_DrawBloom(), R_SetDefaultState(), and R_SphereShadeGLSL().

◆ texunit_2

#define texunit_2 r_state.texunits[2]

Definition at line 63 of file r_state.h.

Referenced by R_SetDefaultState(), and R_SphereShadeGLSL().

◆ texunit_3

#define texunit_3 r_state.texunits[3]

Definition at line 64 of file r_state.h.

Referenced by R_SetDefaultState().

◆ texunit_4

#define texunit_4 r_state.texunits[4]

Definition at line 65 of file r_state.h.

Referenced by R_SetDefaultState().

◆ texunit_5

#define texunit_5 r_state.texunits[5]

Definition at line 66 of file r_state.h.

◆ texunit_deluxemap

#define texunit_deluxemap texunit_2

Definition at line 70 of file r_state.h.

Referenced by R_BindDeluxemapTexture().

◆ texunit_diffuse

◆ texunit_glowmap

#define texunit_glowmap texunit_4

Definition at line 72 of file r_state.h.

Referenced by R_EnableGlowMap().

◆ texunit_lightmap

#define texunit_lightmap texunit_1

Definition at line 69 of file r_state.h.

Referenced by R_ArraysMask(), R_BindLightmapTexture(), R_DrawFlatGeoscape(), R_DrawMaterialSurfaces(), R_DrawSurfaceStage(), R_EnableBlur(), R_EnableTexture(), R_EnableWarp(), R_RenderBlendBspRRefs(), R_RenderOpaqueBspRRefs(), R_ResetArrayState(), R_SetSurfaceState(), R_SetVertexArrayState(), R_SetVertexBufferState(), R_SphereShade(), R_StageLighting(), and R_TexOverride().

◆ texunit_normalmap

#define texunit_normalmap texunit_3

Definition at line 71 of file r_state.h.

Referenced by R_BindNormalmapTexture().

◆ texunit_roughnessmap

#define texunit_roughnessmap texunit_2

Definition at line 74 of file r_state.h.

Referenced by R_EnableRoughnessMap().

◆ texunit_specularmap

#define texunit_specularmap texunit_5

Definition at line 73 of file r_state.h.

Referenced by R_EnableSpecularMap().

Function Documentation

◆ R_BindArray()

void R_BindArray	(	GLenum	target,
		GLenum	type,
		const void *	array )

Definition at line 148 of file r_state.cpp.

References COMPONENTS_COLOR_ARRAY, COMPONENTS_NORMAL_ARRAY, COMPONENTS_TANGENT_ARRAY, COMPONENTS_TEXCOORD_ARRAY, COMPONENTS_VERTEX_ARRAY3D, GL_NEXT_NORMAL_ARRAY, GL_NEXT_TANGENT_ARRAY, GL_NEXT_VERTEX_ARRAY, GL_TANGENT_ARRAY, GLenum, R_AttributePointer(), type, and v.

Referenced by R_BindBuffer(), R_BindDefaultArray(), R_CleanupDepthBuffer(), R_DrawAliasStatic(), R_DrawAliasTags(), R_DrawArrow(), R_DrawBoundingBox(), R_DrawBoundingBoxes(), R_DrawBox(), R_DrawChars(), R_DrawCircle(), R_DrawEntityEffects(), R_DrawFills(), R_DrawFlatGeoscape(), R_DrawFloor(), R_DrawGrass(), R_DrawImageArray(), R_DrawNullModel(), R_DrawPtlLine(), R_DrawQuad(), R_DrawSprite(), R_DrawTexturedBox(), R_EnableAnimation(), R_SetVertexArrayState(), R_SphereActivateTextureUnit(), R_SphereShade(), R_SphereShadeGLSL(), and Weather::render().

◆ R_BindBuffer()

void R_BindBuffer	(	GLenum	target,
		GLenum	type,
		GLuint	id )

Definition at line 213 of file r_state.cpp.

References GLenum, GLuint, R_BindArray(), r_vertexbuffers, and type.

Referenced by R_ResetArrayState(), and R_SetVertexBufferState().

◆ R_BindDefaultArray()

void R_BindDefaultArray ( GLenum target )

Binds the appropriate shared vertex array to the specified target.

Definition at line 182 of file r_state.cpp.

References GL_NEXT_NORMAL_ARRAY, GL_NEXT_TANGENT_ARRAY, GL_NEXT_VERTEX_ARRAY, GL_TANGENT_ARRAY, GLenum, R_BindArray(), r_state, and v.

Referenced by R_CleanupDepthBuffer(), R_DrawAliasTags(), R_DrawArrow(), R_DrawBoundingBox(), R_DrawBoundingBoxes(), R_DrawBox(), R_DrawChars(), R_DrawCircle(), R_DrawEntityEffects(), R_DrawFills(), R_DrawFlatGeoscape(), R_DrawFloor(), R_DrawGrass(), R_DrawImageArray(), R_DrawNullModel(), R_DrawPtlLine(), R_DrawQuad(), R_DrawRect(), R_DrawSprite(), R_DrawTexturedBox(), R_ReallocateStateArrays(), R_ReallocateTexunitArray(), R_ResetArraysAfterStaticMeshRender(), R_ResetArrayState(), R_SetDefaultState(), R_Setup2D(), R_Setup3D(), R_SphereDeactivateTextureUnit(), and R_SphereRender().

◆ R_BindDeluxemapTexture()

void R_BindDeluxemapTexture ( GLuint texnum )

Definition at line 95 of file r_state.cpp.

References GLuint, R_BindTextureForTexUnit(), and texunit_deluxemap.

Referenced by R_SetSurfaceBumpMappingParameters().

◆ R_BindLightmapTexture()

void R_BindLightmapTexture ( GLuint texnum )

Definition at line 90 of file r_state.cpp.

References GLuint, R_BindTextureForTexUnit(), and texunit_lightmap.

Referenced by R_DrawFlatGeoscape(), R_SetSurfaceState(), R_SphereShade(), and R_StageLighting().

◆ R_BindNormalmapTexture()

void R_BindNormalmapTexture ( GLuint texnum )

Definition at line 100 of file r_state.cpp.

References GLuint, R_BindTextureForTexUnit(), and texunit_normalmap.

Referenced by R_EnableBumpmap().

◆ R_BindTextureDebug()

void R_BindTextureDebug	(	int	texnum,
		const char *	file,
		int	line,
		const char *	function )

Definition at line 69 of file r_state.cpp.

References Com_Printf(), and R_BindTexture_().

◆ R_BindTextureForTexUnit()

void R_BindTextureForTexUnit	(	GLuint	texnum,
		gltexunit_t *	texunit )

Definition at line 77 of file r_state.cpp.

References GLuint, R_BindTexture, R_SelectTexture(), gltexunit_t::texnum, and texunit_diffuse.

Referenced by R_BindDeluxemapTexture(), R_BindLightmapTexture(), R_BindNormalmapTexture(), R_Blur(), R_BlurStack(), R_DrawBloom(), R_EnableGlowMap(), R_EnableRoughnessMap(), R_EnableSpecularMap(), and R_SphereShadeGLSL().

◆ R_BlendFunc()

void R_BlendFunc	(	GLenum	src,
		GLenum	dest )

Definition at line 232 of file r_state.cpp.

References dest, GLenum, and r_state.

Referenced by R_DrawCoronas(), R_DrawFlareSurfaces(), R_DrawMaterialSurfaces(), R_DrawParticles(), R_EnableShell(), R_SetBlendMode(), R_SetDefaultState(), and R_SetSurfaceStageState().

◆ R_DisableSpotLight()

void R_DisableSpotLight ( int index )

Definition at line 403 of file r_state.cpp.

References index, MAX_GL_LIGHTS, MIN_GL_CONSTANT_ATTENUATION, r_dynamic_lights, and r_programs.

◆ R_EnableAlphaTest()

void R_EnableAlphaTest ( bool enable )

Definition at line 277 of file r_state.cpp.

References r_state.

Referenced by R_DrawGrass(), R_RenderAlphaTestBspRRefs(), and R_SetDefaultState().

◆ R_EnableAnimation()

void R_EnableAnimation	(	const struct mAliasMesh_s *	mesh,
		float	backlerp,
		bool	enable )

◆ R_EnableBlend()

void R_EnableBlend ( bool enable )

Definition at line 261 of file r_state.cpp.

References r_state.

Referenced by R_DrawBlendMeshEntities(), R_DrawEntityEffects(), R_DrawFlareSurfaces(), R_DrawMeshShadow(), R_DrawSpecialEntities(), R_EnableShell(), R_EndFrame(), R_RenderFrame(), R_SetDefaultState(), and Weather::render().

◆ R_EnableBlur()

void R_EnableBlur	(	r_program_t *	program,
		bool	enable,
		r_framebuffer_t *	source,
		r_framebuffer_t *	dest,
		int	dir )

Definition at line 523 of file r_state.cpp.

References dest, fbo_screen, r_program_t::id, r_postprocess, r_programs, R_SelectTexture(), r_state, R_UseFramebuffer(), R_UseProgram(), texunit_diffuse, texunit_lightmap, r_program_t::userdata, and r_framebuffer_t::width.

Referenced by R_Blur().

◆ R_EnableBumpmap()

void R_EnableBumpmap ( const struct image_s * normalmap )

References dest.

◆ R_EnableColorArray()

void R_EnableColorArray ( bool enable )

Definition at line 332 of file r_state.cpp.

References r_state.

Referenced by R_DrawAliasTags(), R_DrawChars(), R_DrawCoronas(), R_DrawFills(), R_DrawFlareSurfaces(), R_DrawMaterialSurfaces(), R_SetDefaultState(), and R_SetSurfaceStageState().

◆ R_EnableDrawAsGlow()

void R_EnableDrawAsGlow ( bool enable )

Definition at line 692 of file r_state.cpp.

References lastProgram, r_programs, r_state, and R_UpdateGlowBufferBinding().

Referenced by R_DrawEntityEffects(), R_DrawSpecialEntities(), and R_EnableShell().

◆ R_EnableFog()

void R_EnableFog ( bool enable )

Definition at line 586 of file r_state.cpp.

References fogRange, r_fog, R_ProgramParameter1f(), R_ProgramParameter2fv(), R_ProgramParameter3fv(), r_programs, r_state, refdef, and WEATHER_FOG.

Referenced by R_DrawMaterialSurfaces(), R_RenderFrame(), and R_SetSurfaceStageState().

◆ R_EnableGlowMap()

void R_EnableGlowMap ( const struct image_s * image )

◆ R_EnableLighting()

bool R_EnableLighting	(	r_program_t *	program,
		bool	enable )

Enables hardware-accelerated lighting with the specified program. This should be called after any texture units which will be active for lighting have been enabled.

Definition at line 350 of file r_state.cpp.

References r_program_t::id, r_programs, r_state, and R_UseProgram().

Referenced by R_DrawBlendMeshEntities(), R_DrawMaterialSurfaces(), R_DrawMeshShadow(), R_DrawOpaqueMeshEntities(), R_RenderAlphaTestBspRRefs(), R_RenderOpaqueBspRRefs(), R_SphereShadeGLSL(), and R_StageLighting().

◆ R_EnableMultisample()

void R_EnableMultisample ( bool enable )

Definition at line 243 of file r_state.cpp.

References R_CheckError, r_multisample, and r_state.

Referenced by R_BeginFrame(), and R_EndFrame().

◆ R_EnableRoughnessMap()

void R_EnableRoughnessMap	(	const struct image_s *	image,
		bool	enable )

References index.

◆ R_EnableShell()

void R_EnableShell ( bool enable )

Definition at line 551 of file r_state.cpp.

References R_BlendFunc(), R_EnableBlend(), R_EnableDrawAsGlow(), R_ProgramParameter1f(), r_state, and refdef.

Referenced by R_DrawMeshModelShell().

◆ R_EnableSpecularMap()

void R_EnableSpecularMap	(	const struct image_s *	image,
		bool	enable )

◆ R_EnableStencilTest()

void R_EnableStencilTest ( bool enable )

Definition at line 290 of file r_state.cpp.

References r_state.

Referenced by R_DrawMeshShadow().

◆ R_EnableTexture()

void R_EnableTexture	(	gltexunit_t *	texunit,
		bool	enable )

Definition at line 303 of file r_state.cpp.

References gltexunit_t::enabled, r_lightmap, R_SelectTexture(), R_TexEnv(), texunit_diffuse, and texunit_lightmap.

Referenced by R_DrawAliasTags(), R_DrawBspNormals(), R_DrawCoronas(), R_DrawFills(), R_DrawFlatGeoscape(), R_DrawMaterialSurfaces(), R_DrawMeshShadow(), R_DrawNullModel(), R_DrawPtlCircle(), R_DrawPtlLine(), R_RenderBlendBspRRefs(), R_RenderOpaqueBspRRefs(), R_SetDefaultState(), R_SphereShade(), R_StageLighting(), and wpTexture().

◆ R_EnableWarp()

void R_EnableWarp	(	r_program_t *	program,
		bool	enable )

Definition at line 496 of file r_state.cpp.

References r_program_t::id, R_BindTexture, r_programs, R_SelectTexture(), r_state, R_UseProgram(), r_warp, r_warpTexture, texunit_diffuse, and texunit_lightmap.

Referenced by R_RenderBlendWarpBspRRefs(), and R_RenderOpaqueWarpBspRRefs().

◆ R_ReallocateStateArrays()

void R_ReallocateStateArrays ( int size )

Reallocate arrays of GL primitives if needed.

Parameters

size	The new array size

Note: Also resets all non-default GL array bindings

See also: R_ReallocateTexunitArray

Definition at line 1029 of file r_state.cpp.

References COMPONENTS_COLOR_ARRAY, COMPONENTS_INDEX_ARRAY, COMPONENTS_NORMAL_ARRAY, COMPONENTS_TANGENT_ARRAY, COMPONENTS_VERTEX_ARRAY2D, COMPONENTS_VERTEX_ARRAY3D, GL_NEXT_NORMAL_ARRAY, GL_NEXT_TANGENT_ARRAY, GL_NEXT_VERTEX_ARRAY, GL_TANGENT_ARRAY, GLint, Mem_SafeReAlloc, R_BindDefaultArray(), and r_state.

Referenced by R_DrawBspNormals(), R_DrawSurfaceStage(), R_FillArrayData(), R_LoadBspVertexArrays(), and R_SetDefaultState().

◆ R_ReallocateTexunitArray()

void R_ReallocateTexunitArray	(	gltexunit_t *	texunit,
		int	size )

Reallocate texcoord array of the specified texunit, if needed.

Parameters

texunit	Pointer to texunit (TODO: remove this comment as obvious and redundant)
size	The new array size

Note: Also resets active texunit

See also: R_ReallocateStateArrays

Definition at line 1059 of file r_state.cpp.

References gltexunit_t::array_size, COMPONENTS_TEXCOORD_ARRAY, Mem_SafeReAlloc, R_BindDefaultArray(), r_state, and gltexunit_t::texcoord_array.

Referenced by R_DrawSurfaceStage(), R_FillArrayData(), and R_SetDefaultState().

◆ R_SelectTexture()

bool R_SelectTexture ( gltexunit_t * texunit )

Returns false if the texunit is not supported.

Definition at line 40 of file r_state.cpp.

References r_config, r_state, and gltexunit_t::texture.

Referenced by R_BindTextureForTexUnit(), R_Draw3DGlobe(), R_DrawFlatGeoscape(), R_EnableBlur(), R_EnableTexture(), R_EnableWarp(), R_RenderToTexture(), R_ResetArrayState(), R_SetDefaultState(), R_SetVertexArrayState(), R_SetVertexBufferState(), R_SphereActivateTextureUnit(), R_SphereDeactivateTextureUnit(), R_SphereShade(), R_SphereShadeGLSL(), and R_TexOverride().

◆ R_SetDefaultState()

void R_SetDefaultState ( void )

Definition at line 860 of file r_state.cpp.

References gltexunit_t::enabled, FOG_END, FOG_START, GL_ARRAY_LENGTH_CHUNK, i, MAX_GL_TEXUNITS, R_BindDefaultArray(), R_BlendFunc(), R_CheckError, R_ClearStaticLights(), r_config, R_EnableAlphaTest(), R_EnableBlend(), R_EnableColorArray(), R_EnableTexture(), R_ReallocateStateArrays(), R_ReallocateTexunitArray(), R_SelectTexture(), r_state, R_TexEnv(), gltexunit_t::texture, texunit_0, texunit_1, texunit_2, texunit_3, texunit_4, and texunit_diffuse.

Referenced by R_Init(), and R_ReinitOpenglContext().

◆ R_Setup2D()

void R_Setup2D ( void )

See also: R_Setup3D

Definition at line 825 of file r_state.cpp.

References R_BindDefaultArray(), R_CheckError, R_Color(), R_EnableRenderbuffer(), RDF_NOWORLDMODEL, refdef, SKYBOX_DEPTH, and viddef.

Referenced by R_BeginFrame(), and R_RenderFrame().

◆ R_Setup3D()

void R_Setup3D ( void )

See also: R_Setup2D

Definition at line 763 of file r_state.cpp.

References MAX_WORLD_WIDTH, MYgluPerspective(), R_BindDefaultArray(), R_CheckError, R_EnableRenderbuffer(), r_locals, RDF_NOWORLDMODEL, refdef, VID_NORM_HEIGHT, VID_NORM_WIDTH, and viddef.

Referenced by R_RenderFrame().

◆ R_SetupSpotLight()

void R_SetupSpotLight	(	int	index,
		const light_t *	light )

Definition at line 376 of file r_state.cpp.

References light_t::color, index, MIN_GL_CONSTANT_ATTENUATION, light_t::origin, r_dynamic_lights, r_programs, light_t::radius, and VectorCopy.

◆ R_TexEnv()

void R_TexEnv ( GLenum value )

Definition at line 956 of file r_state.cpp.

References GLenum, and r_state.

Referenced by R_DrawParticles(), R_EnableTexture(), R_SetBlendMode(), R_SetDefaultState(), and R_TexOverride().

◆ R_TexOverride()

void R_TexOverride ( vec4_t rgba )

Sets special texture environment mode to override texture color; don't forget to call R_TexOverride(nullptr) to reset after drawing; intended for UI only, will conflict with lightmaps.

Definition at line 968 of file r_state.cpp.

References GL_SOURCE0_ALPHA, GL_SOURCE0_RGB, GL_SOURCE1_RGB, GL_SOURCE2_RGB, R_BindTexture, r_dummyTexture, R_SelectTexture(), R_TexEnv(), texunit_diffuse, and texunit_lightmap.

Referenced by UI_DisableFlashing(), and UI_EnableFlashing().

◆ R_UseMaterial()

void R_UseMaterial ( const material_t * material )

Definition at line 105 of file r_state.cpp.

References defaultMaterial, r_bumpmap, r_hardness, r_parallax, R_ProgramParameter1f(), r_programs, r_specular, and r_state.

Referenced by R_EnableBumpmap(), R_EnableModelLights(), and R_SetSurfaceBumpMappingParameters().

Variable Documentation

◆ default_texcoords

const vec2_t default_texcoords[4]

extern

Definition at line 30 of file r_state.cpp.

Referenced by R_DrawFlareSurfaces(), and R_DrawTexture().

◆ r_state

rstate_t r_state

extern

Definition at line 48 of file r_main.cpp.

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ COMPONENTS_COLOR_ARRAY

◆ COMPONENTS_INDEX_ARRAY

◆ COMPONENTS_NORMAL_ARRAY

◆ COMPONENTS_TANGENT_ARRAY

◆ COMPONENTS_TEXCOORD_ARRAY

◆ COMPONENTS_VERTEX_ARRAY2D

◆ COMPONENTS_VERTEX_ARRAY3D

◆ default_program

◆ DOWNSAMPLE_PASSES

◆ DOWNSAMPLE_SCALE

◆ fbo_bloom0

◆ fbo_bloom1

◆ fbo_render

◆ fbo_screen

◆ GL_ARRAY_LENGTH_CHUNK

◆ MAX_GL_TEXUNITS

◆ R_BindTexture

◆ SKYBOX_DEPTH

◆ texunit_0

◆ texunit_1

◆ texunit_2

◆ texunit_3

◆ texunit_4

◆ texunit_5

◆ texunit_deluxemap

◆ texunit_diffuse

◆ texunit_glowmap

◆ texunit_lightmap

◆ texunit_normalmap

◆ texunit_roughnessmap

◆ texunit_specularmap

Function Documentation

◆ R_BindArray()

◆ R_BindBuffer()

◆ R_BindDefaultArray()

◆ R_BindDeluxemapTexture()

◆ R_BindLightmapTexture()

◆ R_BindNormalmapTexture()

◆ R_BindTextureDebug()

◆ R_BindTextureForTexUnit()

◆ R_BlendFunc()

◆ R_DisableSpotLight()

◆ R_EnableAlphaTest()

◆ R_EnableAnimation()

◆ R_EnableBlend()

◆ R_EnableBlur()

◆ R_EnableBumpmap()

◆ R_EnableColorArray()

◆ R_EnableDrawAsGlow()

◆ R_EnableFog()

◆ R_EnableGlowMap()

◆ R_EnableLighting()

◆ R_EnableMultisample()

◆ R_EnableRoughnessMap()

◆ R_EnableShell()

◆ R_EnableSpecularMap()

◆ R_EnableStencilTest()

◆ R_EnableTexture()

◆ R_EnableWarp()

◆ R_ReallocateStateArrays()

◆ R_ReallocateTexunitArray()

◆ R_SelectTexture()

◆ R_SetDefaultState()

◆ R_Setup2D()

◆ R_Setup3D()

◆ R_SetupSpotLight()

◆ R_TexEnv()

◆ R_TexOverride()

◆ R_UseMaterial()

Variable Documentation

◆ default_texcoords

◆ r_state