added RENDERPATH_GLES2

[xonotic/darkplaces.git] / vid.h

diff --git a/vid.h b/vid.h
index e824f152efd3108a5aaf7b0810fd8188c6f202d8..cb6775d61a0ad955671313a389248632eb78911b 100644 (file)
--- a/vid.h
+++ b/vid.h
@@ -26,6 +26,50 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 extern int cl_available;
 
+#define MAX_TEXTUREUNITS 16
+
+typedef enum renderpath_e
+{
+       RENDERPATH_GL11,
+       RENDERPATH_GL13,
+       RENDERPATH_GL20,
+       RENDERPATH_CGGL,
+       RENDERPATH_D3D9,
+       RENDERPATH_D3D10,
+       RENDERPATH_D3D11,
+       RENDERPATH_SOFT,
+       RENDERPATH_GLES2
+}
+renderpath_t;
+
+typedef struct viddef_support_s
+{
+       qboolean gl20shaders;
+       qboolean amd_texture_texture4;
+       qboolean arb_depth_texture;
+       qboolean arb_draw_buffers;
+       qboolean arb_multitexture;
+       qboolean arb_occlusion_query;
+       qboolean arb_shadow;
+       qboolean arb_texture_compression;
+       qboolean arb_texture_cube_map;
+       qboolean arb_texture_env_combine;
+       qboolean arb_texture_gather;
+       qboolean arb_texture_non_power_of_two;
+       qboolean arb_vertex_buffer_object;
+       qboolean ati_separate_stencil;
+       qboolean ext_blend_minmax;
+       qboolean ext_blend_subtract;
+       qboolean ext_draw_range_elements;
+       qboolean ext_framebuffer_object;
+       qboolean ext_stencil_two_side;
+       qboolean ext_texture_3d;
+       qboolean ext_texture_compression_s3tc;
+       qboolean ext_texture_edge_clamp;
+       qboolean ext_texture_filter_anisotropic;
+}
+viddef_support_t;
+
 typedef struct viddef_mode_s
 {
        int width;
@@ -53,6 +97,33 @@ typedef struct viddef_s
        qboolean stereobuffer;
        int samples;
        qboolean stencil;
+
+       void *cgcontext;
+
+       renderpath_t renderpath;
+       qboolean forcevbo; // some renderpaths can not operate without it
+       qboolean useinterleavedarrays; // required by some renderpaths
+
+       unsigned int texunits;
+       unsigned int teximageunits;
+       unsigned int texarrayunits;
+       unsigned int drawrangeelements_maxvertices;
+       unsigned int drawrangeelements_maxindices;
+
+       unsigned int maxtexturesize_2d;
+       unsigned int maxtexturesize_3d;
+       unsigned int maxtexturesize_cubemap;
+       unsigned int max_anisotropy;
+       unsigned int maxdrawbuffers;
+
+       viddef_support_t support;
+
+       // in RENDERPATH_SOFT this is a 32bpp native-endian ARGB framebuffer
+       // (native-endian ARGB meaning that in little endian it is BGRA bytes,
+       //  in big endian it is ARGB byte order, the format is converted during
+       //  blit to the window)
+       unsigned int *softpixels;
+       unsigned int *softdepthpixels;
 } viddef_t;
 
 // global video state
@@ -81,7 +152,6 @@ extern cvar_t vid_resizable;
 extern cvar_t vid_minwidth;
 extern cvar_t vid_minheight;
 
-extern cvar_t gl_combine;
 extern cvar_t gl_finish;
 
 extern cvar_t v_gamma;
@@ -120,12 +190,13 @@ extern qboolean isG200;
 extern qboolean isRagePro;
 
 void *GL_GetProcAddress(const char *name);
-int GL_CheckExtension(const char *minglver_or_ext, const dllfunction_t *funcs, const char *disableparm, int silent);
+qboolean GL_CheckExtension(const char *minglver_or_ext, const dllfunction_t *funcs, const char *disableparm, int silent);
 
 void VID_Shared_Init(void);
 
 void GL_Init (void);
 
+void VID_ClearExtensions(void);
 void VID_CheckExtensions(void);
 
 void VID_Init (void);