added pmove_onground to get this value from the engine prediction

[xonotic/darkplaces.git] / gl_backend.c

diff --git a/gl_backend.c b/gl_backend.c
index bb1d6b16abbaab385f2a4b104e7032b34ec5eb4c..e8d2e6408dd4dc597c2a52bfbb9dbb86e4ec4c10 100644 (file)
--- a/gl_backend.c
+++ b/gl_backend.c
@@ -275,6 +275,7 @@ static void R_Mesh_SetUseVBO(void)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
                gl_state.usevbo_staticvertex = (vid.support.arb_vertex_buffer_object && gl_vbo.integer) || vid.forcevbo;
                gl_state.usevbo_staticindex = (vid.support.arb_vertex_buffer_object && (gl_vbo.integer == 1 || gl_vbo.integer == 3)) || vid.forcevbo;
                gl_state.usevbo_dynamicvertex = (vid.support.arb_vertex_buffer_object && gl_vbo_dynamicvertex.integer) || vid.forcevbo;
@@ -325,6 +326,7 @@ static void gl_backend_start(void)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                // fetch current fbo here (default fbo is not 0 on some GLES devices)
                if (vid.support.ext_framebuffer_object)
@@ -357,6 +359,7 @@ static void gl_backend_shutdown(void)
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
        case RENDERPATH_SOFT:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                break;
        case RENDERPATH_D3D9:
@@ -402,6 +405,7 @@ static void gl_backend_devicelost(void)
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
        case RENDERPATH_SOFT:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                break;
        case RENDERPATH_D3D9:
@@ -429,6 +433,7 @@ static void gl_backend_devicelost(void)
                case RENDERPATH_GL13:
                case RENDERPATH_GL20:
                case RENDERPATH_SOFT:
+               case RENDERPATH_GLES1:
                case RENDERPATH_GLES2:
                        break;
                case RENDERPATH_D3D9:
@@ -461,6 +466,7 @@ static void gl_backend_devicerestored(void)
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
        case RENDERPATH_SOFT:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                break;
        case RENDERPATH_D3D9:
@@ -550,6 +556,7 @@ void GL_Finish(void)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                qglFinish();
                break;
@@ -711,6 +718,7 @@ qboolean R_ScissorForBBox(const float *mins, const float *maxs, int *scissor)
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
        case RENDERPATH_SOFT:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                break;
        }
@@ -794,6 +802,7 @@ void R_Viewport_InitOrtho(r_viewport_t *v, const matrix4x4_t *cameramatrix, int
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
        case RENDERPATH_SOFT:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                break;
        case RENDERPATH_D3D9:
@@ -1044,6 +1053,7 @@ void R_Viewport_InitRectSideView(r_viewport_t *v, const matrix4x4_t *cameramatri
        case RENDERPATH_GL13:
        case RENDERPATH_GL11:
        case RENDERPATH_SOFT:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                break;
        case RENDERPATH_D3D9:
@@ -1079,6 +1089,7 @@ void R_SetViewport(const r_viewport_t *v)
        {
        case RENDERPATH_GL13:
        case RENDERPATH_GL11:
+       case RENDERPATH_GLES1:
                CHECKGLERROR
                qglViewport(v->x, v->y, v->width, v->height);CHECKGLERROR
                // Load the projection matrix into OpenGL
@@ -1155,6 +1166,7 @@ int R_Mesh_CreateFramebufferObject(rtexture_t *depthtexture, rtexture_t *colorte
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                if (!vid.support.ext_framebuffer_object)
                        return 0;
@@ -1183,6 +1195,7 @@ void R_Mesh_DestroyFramebufferObject(int fbo)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                if (fbo)
                        qglDeleteFramebuffersEXT(1, (GLuint*)&fbo);
@@ -1239,6 +1252,7 @@ void R_Mesh_ResetRenderTargets(void)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                if (gl_state.framebufferobject)
                {
@@ -1282,6 +1296,7 @@ void R_Mesh_SetRenderTargets(int fbo, rtexture_t *depthtexture, rtexture_t *colo
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                if (gl_state.framebufferobject != fbo)
                {
@@ -1366,6 +1381,7 @@ static int d3dstencilopforglfunc(int f)
 }
 #endif
 
+extern cvar_t r_transparent_alphatocoverage;
 
 static void GL_Backend_ResetState(void)
 {
@@ -1414,13 +1430,14 @@ static void GL_Backend_ResetState(void)
        case RENDERPATH_D3D11:
                Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
                break;
-       case RENDERPATH_GL13:
        case RENDERPATH_GL11:
+       case RENDERPATH_GL13:
+       case RENDERPATH_GLES1:
                CHECKGLERROR
 
                qglColorMask(1, 1, 1, 1);CHECKGLERROR
                qglAlphaFunc(gl_state.alphafunc, gl_state.alphafuncvalue);CHECKGLERROR
-               qglDisable(GL_ALPHA_TEST);CHECKGLERROR
+               qglDisable((vid_multisampling.integer && r_transparent_alphatocoverage.integer) ? GL_SAMPLE_ALPHA_TO_COVERAGE_ARB : GL_ALPHA_TEST);CHECKGLERROR
                qglBlendFunc(gl_state.blendfunc1, gl_state.blendfunc2);CHECKGLERROR
                qglDisable(GL_BLEND);CHECKGLERROR
                qglCullFace(gl_state.cullface);CHECKGLERROR
@@ -1556,6 +1573,7 @@ void GL_ActiveTexture(unsigned int num)
                case RENDERPATH_GL11:
                case RENDERPATH_GL13:
                case RENDERPATH_GL20:
+               case RENDERPATH_GLES1:
                case RENDERPATH_GLES2:
                        if (qglActiveTexture)
                        {
@@ -1583,6 +1601,7 @@ void GL_ClientActiveTexture(unsigned int num)
                {
                case RENDERPATH_GL11:
                case RENDERPATH_GL13:
+               case RENDERPATH_GLES1:
                        if (qglActiveTexture)
                        {
                                CHECKGLERROR
@@ -1616,6 +1635,7 @@ void GL_BlendFunc(int blendfunc1, int blendfunc2)
                case RENDERPATH_GL11:
                case RENDERPATH_GL13:
                case RENDERPATH_GL20:
+               case RENDERPATH_GLES1:
                case RENDERPATH_GLES2:
                        CHECKGLERROR
                        qglBlendFunc(gl_state.blendfunc1, gl_state.blendfunc2);CHECKGLERROR
@@ -1689,6 +1709,7 @@ void GL_DepthMask(int state)
                case RENDERPATH_GL11:
                case RENDERPATH_GL13:
                case RENDERPATH_GL20:
+               case RENDERPATH_GLES1:
                case RENDERPATH_GLES2:
                        CHECKGLERROR
                        qglDepthMask(gl_state.depthmask);CHECKGLERROR
@@ -1721,6 +1742,7 @@ void GL_DepthTest(int state)
                case RENDERPATH_GL11:
                case RENDERPATH_GL13:
                case RENDERPATH_GL20:
+               case RENDERPATH_GLES1:
                case RENDERPATH_GLES2:
                        CHECKGLERROR
                        if (gl_state.depthtest)
@@ -1760,6 +1782,7 @@ void GL_DepthFunc(int state)
                case RENDERPATH_GL11:
                case RENDERPATH_GL13:
                case RENDERPATH_GL20:
+               case RENDERPATH_GLES1:
                case RENDERPATH_GLES2:
                        CHECKGLERROR
                        qglDepthFunc(gl_state.depthfunc);CHECKGLERROR
@@ -1793,6 +1816,7 @@ void GL_DepthRange(float nearfrac, float farfrac)
                case RENDERPATH_GL11:
                case RENDERPATH_GL13:
                case RENDERPATH_GL20:
+               case RENDERPATH_GLES1:
                case RENDERPATH_GLES2:
                        qglDepthRange(gl_state.depthrange[0], gl_state.depthrange[1]);
                        break;
@@ -1830,6 +1854,7 @@ void R_SetStencilSeparate(qboolean enable, int writemask, int frontfail, int fro
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                CHECKGLERROR
                if (enable)
@@ -1896,6 +1921,7 @@ void R_SetStencil(qboolean enable, int writemask, int fail, int zfail, int zpass
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                CHECKGLERROR
                if (enable)
@@ -1952,6 +1978,7 @@ void GL_PolygonOffset(float planeoffset, float depthoffset)
                case RENDERPATH_GL11:
                case RENDERPATH_GL13:
                case RENDERPATH_GL20:
+               case RENDERPATH_GLES1:
                case RENDERPATH_GLES2:
                        qglPolygonOffset(gl_state.polygonoffset[0], gl_state.polygonoffset[1]);
                        break;
@@ -1990,6 +2017,7 @@ void GL_SetMirrorState(qboolean state)
                case RENDERPATH_GL11:
                case RENDERPATH_GL13:
                case RENDERPATH_GL20:
+               case RENDERPATH_GLES1:
                case RENDERPATH_GLES2:
                        qglCullFace(gl_state.cullface);CHECKGLERROR
                        break;
@@ -2026,6 +2054,7 @@ void GL_CullFace(int state)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                CHECKGLERROR
 
@@ -2100,15 +2129,16 @@ void GL_AlphaTest(int state)
                {
                case RENDERPATH_GL11:
                case RENDERPATH_GL13:
+               case RENDERPATH_GLES1:
                        // only fixed function uses alpha test, other paths use pixel kill capability in shaders
                        CHECKGLERROR
                        if (gl_state.alphatest)
                        {
-                               qglEnable(GL_ALPHA_TEST);CHECKGLERROR
+                               qglEnable((vid_multisampling.integer && r_transparent_alphatocoverage.integer) ? GL_SAMPLE_ALPHA_TO_COVERAGE_ARB : GL_ALPHA_TEST);CHECKGLERROR
                        }
                        else
                        {
-                               qglDisable(GL_ALPHA_TEST);CHECKGLERROR
+                               qglDisable((vid_multisampling.integer && r_transparent_alphatocoverage.integer) ? GL_SAMPLE_ALPHA_TO_COVERAGE_ARB : GL_ALPHA_TEST);CHECKGLERROR
                        }
                        break;
                case RENDERPATH_D3D9:
@@ -2125,6 +2155,14 @@ void GL_AlphaTest(int state)
                        break;
                case RENDERPATH_GL20:
                case RENDERPATH_GLES2:
+                       if (vid_multisampling.integer)
+                       {
+                               if (gl_state.alphatest && r_transparent_alphatocoverage.integer)
+                                       qglEnable(GL_SAMPLE_ALPHA_TO_COVERAGE_ARB);
+                               else
+                                       qglDisable(GL_SAMPLE_ALPHA_TO_COVERAGE_ARB);
+                               CHECKGLERROR
+                       }
                        break;
                }
        }
@@ -2142,6 +2180,7 @@ void GL_ColorMask(int r, int g, int b, int a)
                case RENDERPATH_GL11:
                case RENDERPATH_GL13:
                case RENDERPATH_GL20:
+               case RENDERPATH_GLES1:
                case RENDERPATH_GLES2:
                        CHECKGLERROR
                        qglColorMask((GLboolean)r, (GLboolean)g, (GLboolean)b, (GLboolean)a);CHECKGLERROR
@@ -2176,6 +2215,7 @@ void GL_Color(float cr, float cg, float cb, float ca)
                {
                case RENDERPATH_GL11:
                case RENDERPATH_GL13:
+               case RENDERPATH_GLES1:
                        CHECKGLERROR
                        qglColor4f(gl_state.color4f[0], gl_state.color4f[1], gl_state.color4f[2], gl_state.color4f[3]);
                        CHECKGLERROR
@@ -2203,6 +2243,7 @@ void GL_Scissor (int x, int y, int width, int height)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                CHECKGLERROR
                qglScissor(x, y,width,height);
@@ -2242,6 +2283,7 @@ void GL_ScissorTest(int state)
                case RENDERPATH_GL11:
                case RENDERPATH_GL13:
                case RENDERPATH_GL20:
+               case RENDERPATH_GLES1:
                case RENDERPATH_GLES2:
                        CHECKGLERROR
                        if(gl_state.scissortest)
@@ -2284,6 +2326,7 @@ void GL_Clear(int mask, const float *colorvalue, float depthvalue, int stencilva
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                CHECKGLERROR
                if (mask & GL_COLOR_BUFFER_BIT)
@@ -2327,6 +2370,7 @@ void GL_ReadPixelsBGRA(int x, int y, int width, int height, unsigned char *outpi
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                CHECKGLERROR
                qglReadPixels(x, y, width, height, GL_BGRA, GL_UNSIGNED_BYTE, outpixels);CHECKGLERROR
@@ -2537,6 +2581,7 @@ void R_Mesh_Draw(int firstvertex, int numvertices, int firsttriangle, int numtri
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                // check if the user specified to ignore static index buffers
                if (!gl_state.usevbo_staticindex || (gl_vbo.integer == 3 && !vid.forcevbo && (element3i_bufferoffset || element3s_bufferoffset)))
@@ -2879,6 +2924,7 @@ void R_Mesh_Draw(int firstvertex, int numvertices, int firsttriangle, int numtri
                case RENDERPATH_SOFT:
                        DPSOFTRAST_DrawTriangles(firstvertex, numvertices, numtriangles, element3i, element3s);
                        break;
+               case RENDERPATH_GLES1:
                case RENDERPATH_GLES2:
                        // GLES does not have glDrawRangeElements, and generally
                        // underperforms with index buffers, so this code path is
@@ -2974,6 +3020,7 @@ void R_Mesh_UpdateMeshBuffer(r_meshbuffer_t *buffer, const void *data, size_t si
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                if (!buffer->bufferobject)
                        qglGenBuffersARB(1, (GLuint *)&buffer->bufferobject);
@@ -3055,6 +3102,7 @@ void R_Mesh_DestroyMeshBuffer(r_meshbuffer_t *buffer)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                qglDeleteBuffersARB(1, (GLuint *)&buffer->bufferobject);
                break;
@@ -3110,6 +3158,7 @@ void R_Mesh_VertexPointer(int components, int gltype, size_t stride, const void
        {
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
+       case RENDERPATH_GLES1:
                if (gl_state.pointer_vertex_components != components || gl_state.pointer_vertex_gltype != gltype || gl_state.pointer_vertex_stride != stride || gl_state.pointer_vertex_pointer != pointer || gl_state.pointer_vertex_vertexbuffer != vertexbuffer || gl_state.pointer_vertex_offset != bufferoffset)
                {
                        int bufferobject = vertexbuffer ? vertexbuffer->bufferobject : 0;
@@ -3156,6 +3205,7 @@ void R_Mesh_ColorPointer(int components, int gltype, size_t stride, const void *
        {
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
+       case RENDERPATH_GLES1:
                CHECKGLERROR
                if (pointer)
                {
@@ -3250,6 +3300,7 @@ void R_Mesh_TexCoordPointer(unsigned int unitnum, int components, int gltype, si
        {
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
+       case RENDERPATH_GLES1:
                CHECKGLERROR
                if (pointer)
                {
@@ -3350,6 +3401,7 @@ void R_Mesh_CopyToTexture(rtexture_t *tex, int tx, int ty, int sx, int sy, int w
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                R_Mesh_TexBind(0, tex);
                GL_ActiveTexture(0);CHECKGLERROR
@@ -3443,8 +3495,9 @@ void R_Mesh_TexBind(unsigned int unitnum, rtexture_t *tex)
                case GL_TEXTURE_CUBE_MAP_ARB: if (unit->tcubemap != texnum) {GL_ActiveTexture(unitnum);unit->tcubemap = texnum;qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, unit->tcubemap);CHECKGLERROR}break;
                }
                break;
-       case RENDERPATH_GL13:
        case RENDERPATH_GL11:
+       case RENDERPATH_GL13:
+       case RENDERPATH_GLES1:
                unit->texture = tex;
                tex2d = 0;
                tex3d = 0;
@@ -3591,6 +3644,7 @@ void R_Mesh_TexMatrix(unsigned int unitnum, const matrix4x4_t *matrix)
        case RENDERPATH_GL11:
        case RENDERPATH_GL13:
        case RENDERPATH_GL20:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                if (matrix && matrix->m[3][3])
                {
@@ -3643,6 +3697,7 @@ void R_Mesh_TexCombine(unsigned int unitnum, int combinergb, int combinealpha, i
                // do nothing
                break;
        case RENDERPATH_GL13:
+       case RENDERPATH_GLES1:
                // GL_ARB_texture_env_combine
                if (!combinergb)
                        combinergb = GL_MODULATE;
@@ -3737,8 +3792,9 @@ void R_Mesh_ResetTextureState(void)
        case RENDERPATH_D3D11:
        case RENDERPATH_SOFT:
                break;
-       case RENDERPATH_GL13:
        case RENDERPATH_GL11:
+       case RENDERPATH_GL13:
+       case RENDERPATH_GLES1:
                for (unitnum = 0;unitnum < vid.texunits;unitnum++)
                {
                        R_Mesh_TexCombine(unitnum, GL_MODULATE, GL_MODULATE, 1, 1);
@@ -3797,6 +3853,7 @@ static void R_Mesh_InitVertexDeclarations(void)
        case RENDERPATH_GL20:
        case RENDERPATH_GL13:
        case RENDERPATH_GL11:
+       case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                break;
        case RENDERPATH_D3D9:
@@ -3870,6 +3927,7 @@ void R_Mesh_PrepareVertices_Vertex3f(int numvertices, const float *vertex3f, con
                }
                break;
        case RENDERPATH_GL13:
+       case RENDERPATH_GLES1:
                if (vertexbuffer)
                {
                        R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), vertex3f, vertexbuffer, 0);
@@ -3973,8 +4031,9 @@ void R_Mesh_PrepareVertices_Generic_Arrays(int numvertices, const float *vertex3
                        return;
                }
                break;
-       case RENDERPATH_GL13:
        case RENDERPATH_GL11:
+       case RENDERPATH_GL13:
+       case RENDERPATH_GLES1:
                if (!vid.useinterleavedarrays)
                {
                        R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), vertex3f, NULL, 0);
@@ -4062,6 +4121,7 @@ void R_Mesh_PrepareVertices_Generic(int numvertices, const r_vertexgeneric_t *ve
                }
                break;
        case RENDERPATH_GL13:
+       case RENDERPATH_GLES1:
                if (vertexbuffer)
                {
                        R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , vertexbuffer, (int)((unsigned char *)vertex->vertex3f           - (unsigned char *)vertex));
@@ -4165,8 +4225,9 @@ void R_Mesh_PrepareVertices_Mesh_Arrays(int numvertices, const float *vertex3f,
                        return;
                }
                break;
-       case RENDERPATH_GL13:
        case RENDERPATH_GL11:
+       case RENDERPATH_GL13:
+       case RENDERPATH_GLES1:
                if (!vid.useinterleavedarrays)
                {
                        R_Mesh_VertexPointer(3, GL_FLOAT, sizeof(float[3]), vertex3f, NULL, 0);
@@ -4265,6 +4326,7 @@ void R_Mesh_PrepareVertices_Mesh(int numvertices, const r_vertexmesh_t *vertex,
                }
                break;
        case RENDERPATH_GL13:
+       case RENDERPATH_GLES1:
                if (vertexbuffer)
                {
                        R_Mesh_VertexPointer(     3, GL_FLOAT        , sizeof(*vertex), vertex->vertex3f          , vertexbuffer, (int)((unsigned char *)vertex->vertex3f           - (unsigned char *)vertex));