X-Git-Url: https://git.xonotic.org/?a=blobdiff_plain;f=gl_backend.h;h=83125962ba5c081d161ef583c2be19bd130f34e9;hb=9168bc2cbb2230dd8147be0b5aa31cf4a1404745;hp=624df46a1c0510996f334c527949f1abb98a1e0e;hpb=a0db60e28809c5d2e8898c61a765f3fc9dadca5d;p=xonotic%2Fdarkplaces.git

diff --git a/gl_backend.h b/gl_backend.h
index 624df46a..83125962 100644
--- a/gl_backend.h
+++ b/gl_backend.h
@@ -7,17 +7,19 @@
 #define POLYGONELEMENTS_MAXPOINTS 258
 extern int polygonelements[768];
 
-void GL_DrawRangeElements(int firstvert, int endvert, int indexcount, int *index);
-
 void GL_SetupView_ViewPort (int x, int y, int width, int height);
 void GL_SetupView_Orientation_Identity (void);
 void GL_SetupView_Orientation_FromEntity (vec3_t origin, vec3_t angles);
-void GL_SetupView_Mode_Perspective (double aspect, double fovx, double fovy, double zNear, double zFar);
+void GL_SetupView_Mode_Perspective (double fovx, double fovy, double zNear, double zFar);
+void GL_SetupView_Mode_PerspectiveInfiniteFarClip (double fovx, double fovy, double zNear);
 void GL_SetupView_Mode_Ortho (double x1, double y1, double x2, double y2, double zNear, double zFar);
-void GL_DepthFunc(int value);
-void GL_ClearDepth(void);
+void GL_UseColorArray(void);
+void GL_Color(float cr, float cg, float cb, float ca);
+void GL_TransformToScreen(const vec4_t in, vec4_t out);
+void GL_LockArrays(int first, int count);
 
 extern cvar_t gl_lockarrays;
+extern cvar_t gl_mesh_copyarrays;
 
 extern int c_meshelements, c_meshs;
 
@@ -29,17 +31,28 @@ typedef struct
 	int blendfunc1;
 	int blendfunc2;
 	//int wantoverbright;
+	int tex1d[MAX_TEXTUREUNITS];
 	int tex[MAX_TEXTUREUNITS];
+	int tex3d[MAX_TEXTUREUNITS];
+	int texcubemap[MAX_TEXTUREUNITS];
 	int texrgbscale[MAX_TEXTUREUNITS]; // used only if COMBINE is present
+	int texalphascale[MAX_TEXTUREUNITS]; // used only if COMBINE is present
+	int texcombinergb[MAX_TEXTUREUNITS]; // works with or without combine for some operations
+	int texcombinealpha[MAX_TEXTUREUNITS]; // does nothing without combine
+	int pointervertexcount;
+	float *pointer_vertex;
+	float *pointer_color;
+	float *pointer_texcoord[MAX_TEXTUREUNITS];
 }
 rmeshstate_t;
 
 // overbright rendering scale for the current state
 extern int r_lightmapscalebit;
 extern float r_colorscale;
-extern float *varray_vertex;
-extern float *varray_color;
-extern float *varray_texcoord[MAX_TEXTUREUNITS];
+extern float *varray_vertex3f;
+extern float *varray_color4f;
+extern float *varray_texcoord3f[MAX_TEXTUREUNITS];
+extern float *varray_texcoord2f[MAX_TEXTUREUNITS];
 extern int mesh_maxverts;
 
 // adds console variables and registers the render module (only call from GL_Init)
@@ -64,19 +77,51 @@ void R_Mesh_MainState(const rmeshstate_t *m);
 // sets up the requested texture state
 void R_Mesh_TextureState(const rmeshstate_t *m);
 
-// enlarges vertex arrays if they are too small
-#define R_Mesh_ResizeCheck(numverts) if ((numverts) > mesh_maxverts) _R_Mesh_ResizeCheck(numverts);
-void _R_Mesh_ResizeCheck(int numverts);
-
-// renders the mesh in the varray_* buffers
-void R_Mesh_Draw(int numverts, int numtriangles, int *elements);
-
-// saves a section of the rendered frame to a .tga file
-qboolean SCR_ScreenShot(char *filename, int x, int y, int width, int height);
+// forcefully ends a batch (do this before calling any gl functions directly)
+void R_Mesh_EndBatch(void);
+// prepares varray_* buffers for rendering a mesh
+void R_Mesh_GetSpace(int numverts);
+// renders a mesh (optionally with batching)
+void R_Mesh_Draw(int numverts, int numtriangles, const int *elements);
+// renders a mesh without affecting batching
+void R_Mesh_Draw_NoBatching(int numverts, int numtriangles, const int *elements);
+
+// copies a vertex3f array into varray_vertex3f
+void R_Mesh_CopyVertex3f(const float *vertex3f, int numverts);
+// copies a texcoord2f array into varray_texcoord[tmu]
+void R_Mesh_CopyTexCoord2f(int tmu, const float *texcoord2f, int numverts);
+// copies a color4f array into varray_color4f
+void R_Mesh_CopyColor4f(const float *color4f, int numverts);
+// copies a texcoord2f array into another array, with scrolling
+void R_ScrollTexCoord2f (float *out2f, const float *in2f, int numverts, float s, float t);
+
+// saves a section of the rendered frame to a .tga or .jpg file
+qboolean SCR_ScreenShot(char *filename, int x, int y, int width, int height, qboolean jpeg);
 // used by R_Envmap_f and internally in backend, clears the frame
 void R_ClearScreen(void);
 // invoke refresh of frame
 void SCR_UpdateScreen (void);
 
+// public structure
+typedef struct rcachearrayrequest_s
+{
+	// for use by the code that is requesting the array, these are not
+	// directly used but merely compared to determine if cache items are
+	// identical
+	const void *id_pointer1;
+	const void *id_pointer2;
+	const void *id_pointer3;
+	int id_number1;
+	int id_number2;
+	int id_number3;
+	// size of array data
+	int data_size;
+	// array data pointer
+	void *data;
+}
+rcachearrayrequest_t;
+
+int R_Mesh_CacheArray(rcachearrayrequest_t *r);
+
 #endif