X-Git-Url: http://de.git.xonotic.org/?a=blobdiff_plain;f=gl_backend.h;h=343f66b53be5de64d60a96edc790abb655f9670e;hb=50179cc6a7fa538adf02e37077776a556e6ba63e;hp=624df46a1c0510996f334c527949f1abb98a1e0e;hpb=a0db60e28809c5d2e8898c61a765f3fc9dadca5d;p=xonotic%2Fdarkplaces.git

diff --git a/gl_backend.h b/gl_backend.h
index 624df46a..343f66b5 100644
--- a/gl_backend.h
+++ b/gl_backend.h
@@ -7,41 +7,57 @@
 #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_Ortho (double x1, double y1, double x2, double y2, double zNear, double zFar);
-void GL_DepthFunc(int value);
-void GL_ClearDepth(void);
+void GL_SetupView_Orientation_Identity(void);
+void GL_SetupView_Orientation_FromEntity(matrix4x4_t *matrix);
+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_BlendFunc(int blendfunc1, int blendfunc2);
+void GL_DepthMask(int state);
+void GL_DepthTest(int state);
+void GL_ColorMask(int r, int g, int b, int a);
+void GL_Color(float cr, float cg, float cb, float ca);
+void GL_ShowTrisColor(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);
+void GL_ActiveTexture(int num);
+void GL_ClientActiveTexture(int num);
+void GL_Scissor(int x, int y, int width, int height); // AK for DRAWQUEUE_SETCLIP
+void GL_ScissorTest(int state);	// AK for DRAWQUEUE_(RE)SETCLIP
+void GL_Clear(int mask);
 
 extern cvar_t gl_lockarrays;
+extern cvar_t gl_mesh_copyarrays;
+extern cvar_t gl_paranoid;
+extern cvar_t gl_printcheckerror;
 
 extern int c_meshelements, c_meshs;
 
 //input to R_Mesh_State
 typedef struct
 {
-	int depthwrite; // force depth writing enabled even if polygon is not opaque
-	int depthdisable; // disable depth read/write entirely
-	int blendfunc1;
-	int blendfunc2;
-	//int wantoverbright;
+	// textures
+	int tex1d[MAX_TEXTUREUNITS];
 	int tex[MAX_TEXTUREUNITS];
+	int tex3d[MAX_TEXTUREUNITS];
+	int texcubemap[MAX_TEXTUREUNITS];
+	// texture combine settings
 	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
+	// matrices
+	matrix4x4_t texmatrix[MAX_TEXTUREUNITS];
+	// pointers
+	const float *pointer_texcoord[MAX_TEXTUREUNITS]; // 2D
+	const float *pointer_texcoord3f[MAX_TEXTUREUNITS]; // 3D
+
+	// other state set by this
+	const float *pointer_vertex;
+	const float *pointer_color;
 }
 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 int mesh_maxverts;
-
 // adds console variables and registers the render module (only call from GL_Init)
 void gl_backend_init(void);
 
@@ -55,28 +71,48 @@ void R_Mesh_Finish(void);
 // sets up the requested transform matrix
 void R_Mesh_Matrix(const matrix4x4_t *matrix);
 
-// sets up the requested state
+// set up the requested state
 void R_Mesh_State(const rmeshstate_t *m);
 
-// sets up the requested main state
-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);
+// renders a mesh
+void R_Mesh_Draw(int numverts, int numtriangles, const int *elements);
+// renders a mesh as lines
+void R_Mesh_Draw_ShowTris(int numverts, int numtriangles, const 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);
+// 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);
+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);
+
+extern float varray_vertex3f[65536*3];
+extern float varray_color4f[65536*4];
+extern float varray_texcoord2f[4][65536*2];
+extern float varray_texcoord3f[4][65536*3];
+extern float varray_normal3f[65536*3];
+extern int earray_element3i[65536];
 
 #endif