54 void perspective(ogles_context_t* c, vertex_t* v, uint32_t enables)  in perspective()  argument
69     const int32_t rw = gglRecip28(v->clip.w);  in perspective()
71     v->window.w = rw;  in perspective()
72     v->window.x = gglMulAddx(gglMulx(v->clip.x, rw, 16), m[ 0], m[12], 28);   in perspective()
73     v->window.y = gglMulAddx(gglMulx(v->clip.y, rw, 16), m[ 5], m[13], 28);  in perspective()
74     v->window.x = TRI_FROM_FIXED(v->window.x);  in perspective()
75     v->window.y = TRI_FROM_FIXED(v->window.y);  in perspective()
77         v->window.z = gglMulAddx(gglMulx(v->clip.z, rw, 16), m[10], m[14], 28);  in perspective()
83 void clipFrustumPerspective(ogles_context_t* c, vertex_t* v, uint32_t enables)  in clipFrustumPerspective()  argument
89     uint32_t clip = v->flags & vertex_t::CLIP_ALL;  in clipFrustumPerspective()
90     const GLfixed w = v->clip.w;  in clipFrustumPerspective()
91     if (v->clip.x < -w)   clip |= vertex_t::CLIP_L;  in clipFrustumPerspective()
92     if (v->clip.x >  w)   clip |= vertex_t::CLIP_R;  in clipFrustumPerspective()
93     if (v->clip.y < -w)   clip |= vertex_t::CLIP_B;  in clipFrustumPerspective()
94     if (v->clip.y >  w)   clip |= vertex_t::CLIP_T;  in clipFrustumPerspective()
95     if (v->clip.z < -w)   clip |= vertex_t::CLIP_N;  in clipFrustumPerspective()
96     if (v->clip.z >  w)   clip |= vertex_t::CLIP_F;  in clipFrustumPerspective()
98     v->flags |= clip;  in clipFrustumPerspective()
104         perspective(c, v, enables);  in clipFrustumPerspective()
110 void clipAllPerspective(ogles_context_t* c, vertex_t* v, uint32_t enables)  in clipAllPerspective()  argument
114             &c->transforms.modelview.transform, &v->eye, &v->obj);  in clipAllPerspective()
115     v->flags |= vertex_t::EYE;  in clipAllPerspective()
124         GLfixed d = dot4(c->clipPlanes.plane[i].equation.v, v->eye.v);  in clipAllPerspective()
129     v->flags |= clip;  in clipAllPerspective()
131     clipFrustumPerspective(c, v, enables);  in clipAllPerspective()
136 void ogles_vertex_project(ogles_context_t* c, vertex_t* v) {  in ogles_vertex_project()  argument
137     perspective(c, v, c->rasterizer.state.enables);  in ogles_vertex_project()
140 void ogles_vertex_perspective2D(ogles_context_t* c, vertex_t* v)  in ogles_vertex_perspective2D()  argument
145     v->window.x = TRI_FROM_FIXED(v->clip.x);  in ogles_vertex_perspective2D()
146     v->window.y = TRI_FROM_FIXED(v->clip.y);  in ogles_vertex_perspective2D()
147     v->window.z = v->clip.z;  in ogles_vertex_perspective2D()
148     v->window.w = v->clip.w << 12;  in ogles_vertex_perspective2D()
151 void ogles_vertex_perspective3DZ(ogles_context_t* c, vertex_t* v) {  in ogles_vertex_perspective3DZ()  argument
152     clipFrustumPerspective(c, v, GGL_ENABLE_DEPTH_TEST);  in ogles_vertex_perspective3DZ()
154 void ogles_vertex_perspective3D(ogles_context_t* c, vertex_t* v) {  in ogles_vertex_perspective3D()  argument
155     clipFrustumPerspective(c, v, 0);  in ogles_vertex_perspective3D()
157 void ogles_vertex_clipAllPerspective3DZ(ogles_context_t* c, vertex_t* v) {  in ogles_vertex_clipAllPerspective3DZ()  argument
158     clipAllPerspective(c, v, GGL_ENABLE_DEPTH_TEST);  in ogles_vertex_clipAllPerspective3DZ()
160 void ogles_vertex_clipAllPerspective3D(ogles_context_t* c, vertex_t* v) {  in ogles_vertex_clipAllPerspective3D()  argument
161     clipAllPerspective(c, v, 0);  in ogles_vertex_clipAllPerspective3D()
173     memcpy(equation.v, equ, sizeof(vec4_t));  in clipPlanex()