diff options
| -rw-r--r-- | src/glx/x11/vertarr.c | 221 |
1 files changed, 118 insertions, 103 deletions
diff --git a/src/glx/x11/vertarr.c b/src/glx/x11/vertarr.c index 849d8cb0e1..23f6370261 100644 --- a/src/glx/x11/vertarr.c +++ b/src/glx/x11/vertarr.c @@ -46,153 +46,168 @@ * happen. */ /*@{*/ -void __indirect_glColorPointerEXT(GLint size, GLenum type, GLsizei stride, - GLsizei count, const GLvoid * pointer ) +void +__indirect_glColorPointerEXT(GLint size, GLenum type, GLsizei stride, + GLsizei count, const GLvoid * pointer) { - (void) count; __indirect_glColorPointer( size, type, stride, pointer ); + (void) count; + __indirect_glColorPointer(size, type, stride, pointer); } -void __indirect_glEdgeFlagPointerEXT(GLsizei stride, - GLsizei count, const GLboolean * pointer ) +void +__indirect_glEdgeFlagPointerEXT(GLsizei stride, + GLsizei count, const GLboolean * pointer) { - (void) count; __indirect_glEdgeFlagPointer( stride, pointer ); + (void) count; + __indirect_glEdgeFlagPointer(stride, pointer); } -void __indirect_glIndexPointerEXT(GLenum type, GLsizei stride, - GLsizei count, const GLvoid * pointer ) +void +__indirect_glIndexPointerEXT(GLenum type, GLsizei stride, + GLsizei count, const GLvoid * pointer) { - (void) count; __indirect_glIndexPointer( type, stride, pointer ); + (void) count; + __indirect_glIndexPointer(type, stride, pointer); } -void __indirect_glNormalPointerEXT(GLenum type, GLsizei stride, GLsizei count, - const GLvoid * pointer ) +void +__indirect_glNormalPointerEXT(GLenum type, GLsizei stride, GLsizei count, + const GLvoid * pointer) { - (void) count; __indirect_glNormalPointer( type, stride, pointer ); + (void) count; + __indirect_glNormalPointer(type, stride, pointer); } -void __indirect_glTexCoordPointerEXT(GLint size, GLenum type, GLsizei stride, - GLsizei count, const GLvoid * pointer ) +void +__indirect_glTexCoordPointerEXT(GLint size, GLenum type, GLsizei stride, + GLsizei count, const GLvoid * pointer) { - (void) count; __indirect_glTexCoordPointer( size, type, stride, pointer ); + (void) count; + __indirect_glTexCoordPointer(size, type, stride, pointer); } -void __indirect_glVertexPointerEXT(GLint size, GLenum type, GLsizei stride, - GLsizei count, const GLvoid * pointer ) +void +__indirect_glVertexPointerEXT(GLint size, GLenum type, GLsizei stride, + GLsizei count, const GLvoid * pointer) { - (void) count; __indirect_glVertexPointer( size, type, stride, pointer ); + (void) count; + __indirect_glVertexPointer(size, type, stride, pointer); } + /*@}*/ /*****************************************************************************/ -void __indirect_glInterleavedArrays(GLenum format, GLsizei stride, const GLvoid *pointer) +void +__indirect_glInterleavedArrays(GLenum format, GLsizei stride, + const GLvoid * pointer) { - __GLXcontext *gc = __glXGetCurrentContext(); - __GLXattribute * state = (__GLXattribute *)(gc->client_state_private); + __GLXcontext *gc = __glXGetCurrentContext(); + __GLXattribute *state = (__GLXattribute *) (gc->client_state_private); #define NONE {0, 0, 0} #define F(x) {GL_FLOAT, x, x * sizeof(GLfloat)} #define UB4 {GL_UNSIGNED_BYTE, 4, 4 * sizeof(GLubyte)} - /* Each row in this array describes the elements of a particular - * interleaved array mode. Each column describes, in the order in which - * they appear in the interleaved arrays, one of the four possible types - * of vertex data that can appear in an interleaved array. - */ - struct { + /* Each row in this array describes the elements of a particular + * interleaved array mode. Each column describes, in the order in which + * they appear in the interleaved arrays, one of the four possible types + * of vertex data that can appear in an interleaved array. + */ + struct + { /** * The enum describing the GL type, as would be passed to the * appropriate gl*Pointer function. */ - GLushort type; + GLushort type; /** * Number of elements in the subarray, as would be passed (as the * \c size parameter) to the appropriate gl*Pointer function. */ - GLubyte count; - + GLubyte count; + /** * True size of a single element in the subarray, as would be passed * (as the \c stride parameter) to the appropriate gl*Pointer * function. */ - GLubyte size; - } - static const modes[14][4] = { + GLubyte size; + } + static const modes[14][4] = { /* texture color normal vertex */ - {NONE, NONE, NONE, F(2)}, /* GL_V2F */ - {NONE, NONE, NONE, F(3)}, /* GL_V3F */ - {NONE, UB4, NONE, F(2)}, /* GL_C4UB_V2F */ - {NONE, UB4, NONE, F(3)}, /* GL_C4UB_V3F */ - {NONE, F(3), NONE, F(3)}, /* GL_C3F_V3F */ - {NONE, NONE, F(3), F(3)}, /* GL_N3F_V3F */ - {NONE, F(4), F(3), F(3)}, /* GL_C4F_N3F_V3F */ - {F(2), NONE, NONE, F(3)}, /* GL_T2F_V3F */ - {F(4), NONE, NONE, F(4)}, /* GL_T4F_V4F */ - {F(2), UB4, NONE, F(3)}, /* GL_T2F_C4UB_V3F */ - {F(2), F(3), NONE, F(3)}, /* GL_T2F_C3F_V3F */ - {F(2), NONE, F(3), F(3)}, /* GL_T2F_N3F_V3F */ - {F(2), F(4), F(3), F(3)}, /* GL_T2F_C4F_N3F_V3F */ - {F(4), F(4), F(3), F(4)}, /* GL_T4F_C4F_N3F_V4F */ - }; + {NONE, NONE, NONE, F(2)}, /* GL_V2F */ + {NONE, NONE, NONE, F(3)}, /* GL_V3F */ + {NONE, UB4, NONE, F(2)}, /* GL_C4UB_V2F */ + {NONE, UB4, NONE, F(3)}, /* GL_C4UB_V3F */ + {NONE, F(3), NONE, F(3)}, /* GL_C3F_V3F */ + {NONE, NONE, F(3), F(3)}, /* GL_N3F_V3F */ + {NONE, F(4), F(3), F(3)}, /* GL_C4F_N3F_V3F */ + {F(2), NONE, NONE, F(3)}, /* GL_T2F_V3F */ + {F(4), NONE, NONE, F(4)}, /* GL_T4F_V4F */ + {F(2), UB4, NONE, F(3)}, /* GL_T2F_C4UB_V3F */ + {F(2), F(3), NONE, F(3)}, /* GL_T2F_C3F_V3F */ + {F(2), NONE, F(3), F(3)}, /* GL_T2F_N3F_V3F */ + {F(2), F(4), F(3), F(3)}, /* GL_T2F_C4F_N3F_V3F */ + {F(4), F(4), F(3), F(4)}, /* GL_T4F_C4F_N3F_V4F */ + }; #undef NONE #undef F #undef UB4 - GLint trueStride, size; - int offsets[4]; - unsigned i; - const int idx = format - GL_V2F; - - - /* All valid formats are on the range [GL_V2F, GL_V2F+0x0D]. Since idx - * is just the format biased by -GL_V2F, all valid idx values are on the - * range [0, 0x0D]. - */ - if ( (idx < 0) || (idx > 0x0D) ) { - __glXSetError(gc, GL_INVALID_ENUM); - return; - } - - if ( stride < 0 ) { - __glXSetError(gc, GL_INVALID_VALUE); - return; - } - - - /* If the 'count' for a subarray is non-zero, then the offset of its - * first element is at the currently accumulated 'size'. - */ - size = 0; - for ( i = 0 ; i < 4 ; i++ ) { - offsets[i] = (modes[idx][i].count != 0) ? size : -1; - size += modes[idx][i].size; - } - - trueStride = (stride == 0) ? size : stride; - - __glXArrayDisableAll( state ); - - if ( offsets[0] >= 0 ) { - __indirect_glEnableClientState(GL_TEXTURE_COORD_ARRAY); - __indirect_glTexCoordPointer( modes[idx][0].count, GL_FLOAT, - trueStride, - (const char *) pointer ); - } - if ( offsets[1] >= 0 ) { - __indirect_glEnableClientState(GL_COLOR_ARRAY); - __indirect_glColorPointer( modes[idx][1].count, modes[idx][1].type, - trueStride, - (const char *) pointer + offsets[1] ); - } - if ( offsets[2] >= 0 ) { - __indirect_glEnableClientState(GL_NORMAL_ARRAY); - __indirect_glNormalPointer( GL_FLOAT, trueStride, - (const char *)pointer + offsets[2] ); - } - __indirect_glEnableClientState(GL_VERTEX_ARRAY); - __indirect_glVertexPointer( modes[idx][3].count, GL_FLOAT, - trueStride, - (const char *)pointer + offsets[3] ); + GLint trueStride, size; + int offsets[4]; + unsigned i; + const int idx = format - GL_V2F; + + + /* All valid formats are on the range [GL_V2F, GL_V2F+0x0D]. Since idx + * is just the format biased by -GL_V2F, all valid idx values are on the + * range [0, 0x0D]. + */ + if ((idx < 0) || (idx > 0x0D)) { + __glXSetError(gc, GL_INVALID_ENUM); + return; + } + + if (stride < 0) { + __glXSetError(gc, GL_INVALID_VALUE); + return; + } + + + /* If the 'count' for a subarray is non-zero, then the offset of its + * first element is at the currently accumulated 'size'. + */ + size = 0; + for (i = 0; i < 4; i++) { + offsets[i] = (modes[idx][i].count != 0) ? size : -1; + size += modes[idx][i].size; + } + + trueStride = (stride == 0) ? size : stride; + + __glXArrayDisableAll(state); + + if (offsets[0] >= 0) { + __indirect_glEnableClientState(GL_TEXTURE_COORD_ARRAY); + __indirect_glTexCoordPointer(modes[idx][0].count, GL_FLOAT, + trueStride, (const char *) pointer); + } + if (offsets[1] >= 0) { + __indirect_glEnableClientState(GL_COLOR_ARRAY); + __indirect_glColorPointer(modes[idx][1].count, modes[idx][1].type, + trueStride, + (const char *) pointer + offsets[1]); + } + if (offsets[2] >= 0) { + __indirect_glEnableClientState(GL_NORMAL_ARRAY); + __indirect_glNormalPointer(GL_FLOAT, trueStride, + (const char *) pointer + offsets[2]); + } + __indirect_glEnableClientState(GL_VERTEX_ARRAY); + __indirect_glVertexPointer(modes[idx][3].count, GL_FLOAT, + trueStride, + (const char *) pointer + offsets[3]); } |