| /* |
| * Mesa 3-D graphics library |
| * Version: 7.2 |
| * |
| * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
| * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| |
| |
| #include "glheader.h" |
| #include "imports.h" |
| #include "bufferobj.h" |
| #include "context.h" |
| #include "enable.h" |
| #include "enums.h" |
| #include "mtypes.h" |
| #include "varray.h" |
| #include "arrayobj.h" |
| #include "glapi/dispatch.h" |
| |
| |
| /** |
| * Update the fields of a vertex array object. |
| * We need to do a few special things for arrays that live in |
| * vertex buffer objects. |
| * |
| * \param array the array to update |
| * \param dirtyBit which bit to set in ctx->Array.NewState for this array |
| * \param elementSize size of each array element, in bytes |
| * \param size components per element (1, 2, 3 or 4) |
| * \param type datatype of each component (GL_FLOAT, GL_INT, etc) |
| * \param stride stride between elements, in elements |
| * \param normalized are integer types converted to floats in [-1, 1]? |
| * \param ptr the address (or offset inside VBO) of the array data |
| */ |
| static void |
| update_array(GLcontext *ctx, struct gl_client_array *array, |
| GLbitfield dirtyBit, GLsizei elementSize, |
| GLint size, GLenum type, |
| GLsizei stride, GLboolean normalized, const GLvoid *ptr) |
| { |
| array->Size = size; |
| array->Type = type; |
| array->Stride = stride; |
| array->StrideB = stride ? stride : elementSize; |
| array->Normalized = normalized; |
| array->Ptr = (const GLubyte *) ptr; |
| #if FEATURE_ARB_vertex_buffer_object |
| _mesa_reference_buffer_object(ctx, &array->BufferObj, |
| ctx->Array.ArrayBufferObj); |
| |
| /* Compute the index of the last array element that's inside the buffer. |
| * Later in glDrawArrays we'll check if start + count > _MaxElement to |
| * be sure we won't go out of bounds. |
| */ |
| if (ctx->Array.ArrayBufferObj->Name) |
| array->_MaxElement = ((GLsizeiptrARB) ctx->Array.ArrayBufferObj->Size |
| - (GLsizeiptrARB) array->Ptr + array->StrideB |
| - elementSize) / array->StrideB; |
| else |
| #endif |
| array->_MaxElement = 2 * 1000 * 1000 * 1000; /* just a big number */ |
| |
| ctx->NewState |= _NEW_ARRAY; |
| ctx->Array.NewState |= dirtyBit; |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_VertexPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr) |
| { |
| GLsizei elementSize; |
| GET_CURRENT_CONTEXT(ctx); |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| if (size < 2 || size > 4) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glVertexPointer(size)" ); |
| return; |
| } |
| if (stride < 0) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glVertexPointer(stride)" ); |
| return; |
| } |
| |
| if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API)) |
| _mesa_debug(ctx, "glVertexPointer( sz %d type %s stride %d )\n", size, |
| _mesa_lookup_enum_by_nr( type ), stride); |
| |
| /* always need to check that <type> is legal */ |
| switch (type) { |
| case GL_SHORT: |
| elementSize = size * sizeof(GLshort); |
| break; |
| case GL_INT: |
| elementSize = size * sizeof(GLint); |
| break; |
| case GL_FLOAT: |
| elementSize = size * sizeof(GLfloat); |
| break; |
| case GL_DOUBLE: |
| elementSize = size * sizeof(GLdouble); |
| break; |
| default: |
| _mesa_error( ctx, GL_INVALID_ENUM, "glVertexPointer(type)" ); |
| return; |
| } |
| |
| update_array(ctx, &ctx->Array.ArrayObj->Vertex, _NEW_ARRAY_VERTEX, |
| elementSize, size, type, stride, GL_FALSE, ptr); |
| |
| if (ctx->Driver.VertexPointer) |
| ctx->Driver.VertexPointer( ctx, size, type, stride, ptr ); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr ) |
| { |
| GLsizei elementSize; |
| GET_CURRENT_CONTEXT(ctx); |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| if (stride < 0) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glNormalPointer(stride)" ); |
| return; |
| } |
| |
| if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API)) |
| _mesa_debug(ctx, "glNormalPointer( type %s stride %d )\n", |
| _mesa_lookup_enum_by_nr( type ), stride); |
| |
| switch (type) { |
| case GL_BYTE: |
| elementSize = 3 * sizeof(GLbyte); |
| break; |
| case GL_SHORT: |
| elementSize = 3 * sizeof(GLshort); |
| break; |
| case GL_INT: |
| elementSize = 3 * sizeof(GLint); |
| break; |
| case GL_FLOAT: |
| elementSize = 3 * sizeof(GLfloat); |
| break; |
| case GL_DOUBLE: |
| elementSize = 3 * sizeof(GLdouble); |
| break; |
| default: |
| _mesa_error( ctx, GL_INVALID_ENUM, "glNormalPointer(type)" ); |
| return; |
| } |
| |
| update_array(ctx, &ctx->Array.ArrayObj->Normal, _NEW_ARRAY_NORMAL, |
| elementSize, 3, type, stride, GL_TRUE, ptr); |
| |
| if (ctx->Driver.NormalPointer) |
| ctx->Driver.NormalPointer( ctx, type, stride, ptr ); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr) |
| { |
| GLsizei elementSize; |
| GET_CURRENT_CONTEXT(ctx); |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| if (size < 3 || size > 4) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glColorPointer(size)" ); |
| return; |
| } |
| if (stride < 0) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glColorPointer(stride)" ); |
| return; |
| } |
| |
| if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API)) |
| _mesa_debug(ctx, "glColorPointer( sz %d type %s stride %d )\n", size, |
| _mesa_lookup_enum_by_nr( type ), stride); |
| |
| switch (type) { |
| case GL_BYTE: |
| elementSize = size * sizeof(GLbyte); |
| break; |
| case GL_UNSIGNED_BYTE: |
| elementSize = size * sizeof(GLubyte); |
| break; |
| case GL_SHORT: |
| elementSize = size * sizeof(GLshort); |
| break; |
| case GL_UNSIGNED_SHORT: |
| elementSize = size * sizeof(GLushort); |
| break; |
| case GL_INT: |
| elementSize = size * sizeof(GLint); |
| break; |
| case GL_UNSIGNED_INT: |
| elementSize = size * sizeof(GLuint); |
| break; |
| case GL_FLOAT: |
| elementSize = size * sizeof(GLfloat); |
| break; |
| case GL_DOUBLE: |
| elementSize = size * sizeof(GLdouble); |
| break; |
| default: |
| _mesa_error( ctx, GL_INVALID_ENUM, "glColorPointer(type)" ); |
| return; |
| } |
| |
| update_array(ctx, &ctx->Array.ArrayObj->Color, _NEW_ARRAY_COLOR0, |
| elementSize, size, type, stride, GL_TRUE, ptr); |
| |
| if (ctx->Driver.ColorPointer) |
| ctx->Driver.ColorPointer( ctx, size, type, stride, ptr ); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_FogCoordPointerEXT(GLenum type, GLsizei stride, const GLvoid *ptr) |
| { |
| GLint elementSize; |
| GET_CURRENT_CONTEXT(ctx); |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| if (stride < 0) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glFogCoordPointer(stride)" ); |
| return; |
| } |
| |
| switch (type) { |
| case GL_FLOAT: |
| elementSize = sizeof(GLfloat); |
| break; |
| case GL_DOUBLE: |
| elementSize = sizeof(GLdouble); |
| break; |
| default: |
| _mesa_error( ctx, GL_INVALID_ENUM, "glFogCoordPointer(type)" ); |
| return; |
| } |
| |
| update_array(ctx, &ctx->Array.ArrayObj->FogCoord, _NEW_ARRAY_FOGCOORD, |
| elementSize, 1, type, stride, GL_FALSE, ptr); |
| |
| if (ctx->Driver.FogCoordPointer) |
| ctx->Driver.FogCoordPointer( ctx, type, stride, ptr ); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_IndexPointer(GLenum type, GLsizei stride, const GLvoid *ptr) |
| { |
| GLsizei elementSize; |
| GET_CURRENT_CONTEXT(ctx); |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| if (stride < 0) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glIndexPointer(stride)" ); |
| return; |
| } |
| |
| switch (type) { |
| case GL_UNSIGNED_BYTE: |
| elementSize = sizeof(GLubyte); |
| break; |
| case GL_SHORT: |
| elementSize = sizeof(GLshort); |
| break; |
| case GL_INT: |
| elementSize = sizeof(GLint); |
| break; |
| case GL_FLOAT: |
| elementSize = sizeof(GLfloat); |
| break; |
| case GL_DOUBLE: |
| elementSize = sizeof(GLdouble); |
| break; |
| default: |
| _mesa_error( ctx, GL_INVALID_ENUM, "glIndexPointer(type)" ); |
| return; |
| } |
| |
| update_array(ctx, &ctx->Array.ArrayObj->Index, _NEW_ARRAY_INDEX, |
| elementSize, 1, type, stride, GL_FALSE, ptr); |
| |
| if (ctx->Driver.IndexPointer) |
| ctx->Driver.IndexPointer( ctx, type, stride, ptr ); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_SecondaryColorPointerEXT(GLint size, GLenum type, |
| GLsizei stride, const GLvoid *ptr) |
| { |
| GLsizei elementSize; |
| GET_CURRENT_CONTEXT(ctx); |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| if (size != 3 && size != 4) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glSecondaryColorPointer(size)" ); |
| return; |
| } |
| if (stride < 0) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glSecondaryColorPointer(stride)" ); |
| return; |
| } |
| |
| if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API)) |
| _mesa_debug(ctx, "glSecondaryColorPointer( sz %d type %s stride %d )\n", |
| size, _mesa_lookup_enum_by_nr( type ), stride); |
| |
| switch (type) { |
| case GL_BYTE: |
| elementSize = size * sizeof(GLbyte); |
| break; |
| case GL_UNSIGNED_BYTE: |
| elementSize = size * sizeof(GLubyte); |
| break; |
| case GL_SHORT: |
| elementSize = size * sizeof(GLshort); |
| break; |
| case GL_UNSIGNED_SHORT: |
| elementSize = size * sizeof(GLushort); |
| break; |
| case GL_INT: |
| elementSize = size * sizeof(GLint); |
| break; |
| case GL_UNSIGNED_INT: |
| elementSize = size * sizeof(GLuint); |
| break; |
| case GL_FLOAT: |
| elementSize = size * sizeof(GLfloat); |
| break; |
| case GL_DOUBLE: |
| elementSize = size * sizeof(GLdouble); |
| break; |
| default: |
| _mesa_error( ctx, GL_INVALID_ENUM, "glSecondaryColorPointer(type)" ); |
| return; |
| } |
| |
| update_array(ctx, &ctx->Array.ArrayObj->SecondaryColor, _NEW_ARRAY_COLOR1, |
| elementSize, size, type, stride, GL_TRUE, ptr); |
| |
| if (ctx->Driver.SecondaryColorPointer) |
| ctx->Driver.SecondaryColorPointer( ctx, size, type, stride, ptr ); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_TexCoordPointer(GLint size, GLenum type, GLsizei stride, |
| const GLvoid *ptr) |
| { |
| GLint elementSize; |
| GET_CURRENT_CONTEXT(ctx); |
| const GLuint unit = ctx->Array.ActiveTexture; |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| if (size < 1 || size > 4) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glTexCoordPointer(size)" ); |
| return; |
| } |
| if (stride < 0) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glTexCoordPointer(stride)" ); |
| return; |
| } |
| |
| if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API)) |
| _mesa_debug(ctx, "glTexCoordPointer(unit %u sz %d type %s stride %d)\n", |
| unit, size, _mesa_lookup_enum_by_nr( type ), stride); |
| |
| /* always need to check that <type> is legal */ |
| switch (type) { |
| case GL_SHORT: |
| elementSize = size * sizeof(GLshort); |
| break; |
| case GL_INT: |
| elementSize = size * sizeof(GLint); |
| break; |
| case GL_FLOAT: |
| elementSize = size * sizeof(GLfloat); |
| break; |
| case GL_DOUBLE: |
| elementSize = size * sizeof(GLdouble); |
| break; |
| default: |
| _mesa_error( ctx, GL_INVALID_ENUM, "glTexCoordPointer(type)" ); |
| return; |
| } |
| |
| update_array(ctx, &ctx->Array.ArrayObj->TexCoord[unit], |
| _NEW_ARRAY_TEXCOORD(unit), |
| elementSize, size, type, stride, GL_FALSE, ptr); |
| |
| if (ctx->Driver.TexCoordPointer) |
| ctx->Driver.TexCoordPointer( ctx, size, type, stride, ptr ); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| if (stride < 0) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glEdgeFlagPointer(stride)" ); |
| return; |
| } |
| |
| update_array(ctx, &ctx->Array.ArrayObj->EdgeFlag, _NEW_ARRAY_EDGEFLAG, |
| sizeof(GLboolean), 1, GL_UNSIGNED_BYTE, stride, GL_FALSE, ptr); |
| |
| if (ctx->Driver.EdgeFlagPointer) |
| ctx->Driver.EdgeFlagPointer( ctx, stride, ptr ); |
| } |
| |
| |
| #if FEATURE_NV_vertex_program |
| void GLAPIENTRY |
| _mesa_VertexAttribPointerNV(GLuint index, GLint size, GLenum type, |
| GLsizei stride, const GLvoid *ptr) |
| { |
| GLboolean normalized = GL_FALSE; |
| GLsizei elementSize; |
| GET_CURRENT_CONTEXT(ctx); |
| ASSERT_OUTSIDE_BEGIN_END(ctx); |
| |
| if (index >= MAX_VERTEX_PROGRAM_ATTRIBS) { |
| _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(index)"); |
| return; |
| } |
| |
| if (size < 1 || size > 4) { |
| _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(size)"); |
| return; |
| } |
| |
| if (stride < 0) { |
| _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(stride)"); |
| return; |
| } |
| |
| if (type == GL_UNSIGNED_BYTE && size != 4) { |
| _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(size!=4)"); |
| return; |
| } |
| |
| /* check for valid 'type' and compute StrideB right away */ |
| switch (type) { |
| case GL_UNSIGNED_BYTE: |
| normalized = GL_TRUE; |
| elementSize = size * sizeof(GLubyte); |
| break; |
| case GL_SHORT: |
| elementSize = size * sizeof(GLshort); |
| break; |
| case GL_FLOAT: |
| elementSize = size * sizeof(GLfloat); |
| break; |
| case GL_DOUBLE: |
| elementSize = size * sizeof(GLdouble); |
| break; |
| default: |
| _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttribPointerNV(type)" ); |
| return; |
| } |
| |
| update_array(ctx, &ctx->Array.ArrayObj->VertexAttrib[index], |
| _NEW_ARRAY_ATTRIB(index), |
| elementSize, size, type, stride, normalized, ptr); |
| |
| if (ctx->Driver.VertexAttribPointer) |
| ctx->Driver.VertexAttribPointer( ctx, index, size, type, stride, ptr ); |
| } |
| #endif |
| |
| |
| #if FEATURE_ARB_vertex_program |
| void GLAPIENTRY |
| _mesa_VertexAttribPointerARB(GLuint index, GLint size, GLenum type, |
| GLboolean normalized, |
| GLsizei stride, const GLvoid *ptr) |
| { |
| GLsizei elementSize; |
| GET_CURRENT_CONTEXT(ctx); |
| ASSERT_OUTSIDE_BEGIN_END(ctx); |
| |
| if (index >= ctx->Const.VertexProgram.MaxAttribs) { |
| _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerARB(index)"); |
| return; |
| } |
| |
| if (size < 1 || size > 4) { |
| _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerARB(size)"); |
| return; |
| } |
| |
| if (stride < 0) { |
| _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerARB(stride)"); |
| return; |
| } |
| |
| /* check for valid 'type' and compute StrideB right away */ |
| /* NOTE: more types are supported here than in the NV extension */ |
| switch (type) { |
| case GL_BYTE: |
| elementSize = size * sizeof(GLbyte); |
| break; |
| case GL_UNSIGNED_BYTE: |
| elementSize = size * sizeof(GLubyte); |
| break; |
| case GL_SHORT: |
| elementSize = size * sizeof(GLshort); |
| break; |
| case GL_UNSIGNED_SHORT: |
| elementSize = size * sizeof(GLushort); |
| break; |
| case GL_INT: |
| elementSize = size * sizeof(GLint); |
| break; |
| case GL_UNSIGNED_INT: |
| elementSize = size * sizeof(GLuint); |
| break; |
| case GL_FLOAT: |
| elementSize = size * sizeof(GLfloat); |
| break; |
| case GL_DOUBLE: |
| elementSize = size * sizeof(GLdouble); |
| break; |
| default: |
| _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttribPointerARB(type)" ); |
| return; |
| } |
| |
| update_array(ctx, &ctx->Array.ArrayObj->VertexAttrib[index], |
| _NEW_ARRAY_ATTRIB(index), |
| elementSize, size, type, stride, normalized, ptr); |
| |
| if (ctx->Driver.VertexAttribPointer) |
| ctx->Driver.VertexAttribPointer(ctx, index, size, type, stride, ptr); |
| } |
| #endif |
| |
| |
| void GLAPIENTRY |
| _mesa_VertexPointerEXT(GLint size, GLenum type, GLsizei stride, |
| GLsizei count, const GLvoid *ptr) |
| { |
| (void) count; |
| _mesa_VertexPointer(size, type, stride, ptr); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_NormalPointerEXT(GLenum type, GLsizei stride, GLsizei count, |
| const GLvoid *ptr) |
| { |
| (void) count; |
| _mesa_NormalPointer(type, stride, ptr); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_ColorPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count, |
| const GLvoid *ptr) |
| { |
| (void) count; |
| _mesa_ColorPointer(size, type, stride, ptr); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_IndexPointerEXT(GLenum type, GLsizei stride, GLsizei count, |
| const GLvoid *ptr) |
| { |
| (void) count; |
| _mesa_IndexPointer(type, stride, ptr); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_TexCoordPointerEXT(GLint size, GLenum type, GLsizei stride, |
| GLsizei count, const GLvoid *ptr) |
| { |
| (void) count; |
| _mesa_TexCoordPointer(size, type, stride, ptr); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_EdgeFlagPointerEXT(GLsizei stride, GLsizei count, const GLboolean *ptr) |
| { |
| (void) count; |
| _mesa_EdgeFlagPointer(stride, ptr); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_InterleavedArrays(GLenum format, GLsizei stride, const GLvoid *pointer) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| GLboolean tflag, cflag, nflag; /* enable/disable flags */ |
| GLint tcomps, ccomps, vcomps; /* components per texcoord, color, vertex */ |
| GLenum ctype = 0; /* color type */ |
| GLint coffset = 0, noffset = 0, voffset;/* color, normal, vertex offsets */ |
| const GLint toffset = 0; /* always zero */ |
| GLint defstride; /* default stride */ |
| GLint c, f; |
| |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| f = sizeof(GLfloat); |
| c = f * ((4 * sizeof(GLubyte) + (f - 1)) / f); |
| |
| if (stride < 0) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glInterleavedArrays(stride)" ); |
| return; |
| } |
| |
| switch (format) { |
| case GL_V2F: |
| tflag = GL_FALSE; cflag = GL_FALSE; nflag = GL_FALSE; |
| tcomps = 0; ccomps = 0; vcomps = 2; |
| voffset = 0; |
| defstride = 2*f; |
| break; |
| case GL_V3F: |
| tflag = GL_FALSE; cflag = GL_FALSE; nflag = GL_FALSE; |
| tcomps = 0; ccomps = 0; vcomps = 3; |
| voffset = 0; |
| defstride = 3*f; |
| break; |
| case GL_C4UB_V2F: |
| tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_FALSE; |
| tcomps = 0; ccomps = 4; vcomps = 2; |
| ctype = GL_UNSIGNED_BYTE; |
| coffset = 0; |
| voffset = c; |
| defstride = c + 2*f; |
| break; |
| case GL_C4UB_V3F: |
| tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_FALSE; |
| tcomps = 0; ccomps = 4; vcomps = 3; |
| ctype = GL_UNSIGNED_BYTE; |
| coffset = 0; |
| voffset = c; |
| defstride = c + 3*f; |
| break; |
| case GL_C3F_V3F: |
| tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_FALSE; |
| tcomps = 0; ccomps = 3; vcomps = 3; |
| ctype = GL_FLOAT; |
| coffset = 0; |
| voffset = 3*f; |
| defstride = 6*f; |
| break; |
| case GL_N3F_V3F: |
| tflag = GL_FALSE; cflag = GL_FALSE; nflag = GL_TRUE; |
| tcomps = 0; ccomps = 0; vcomps = 3; |
| noffset = 0; |
| voffset = 3*f; |
| defstride = 6*f; |
| break; |
| case GL_C4F_N3F_V3F: |
| tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_TRUE; |
| tcomps = 0; ccomps = 4; vcomps = 3; |
| ctype = GL_FLOAT; |
| coffset = 0; |
| noffset = 4*f; |
| voffset = 7*f; |
| defstride = 10*f; |
| break; |
| case GL_T2F_V3F: |
| tflag = GL_TRUE; cflag = GL_FALSE; nflag = GL_FALSE; |
| tcomps = 2; ccomps = 0; vcomps = 3; |
| voffset = 2*f; |
| defstride = 5*f; |
| break; |
| case GL_T4F_V4F: |
| tflag = GL_TRUE; cflag = GL_FALSE; nflag = GL_FALSE; |
| tcomps = 4; ccomps = 0; vcomps = 4; |
| voffset = 4*f; |
| defstride = 8*f; |
| break; |
| case GL_T2F_C4UB_V3F: |
| tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_FALSE; |
| tcomps = 2; ccomps = 4; vcomps = 3; |
| ctype = GL_UNSIGNED_BYTE; |
| coffset = 2*f; |
| voffset = c+2*f; |
| defstride = c+5*f; |
| break; |
| case GL_T2F_C3F_V3F: |
| tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_FALSE; |
| tcomps = 2; ccomps = 3; vcomps = 3; |
| ctype = GL_FLOAT; |
| coffset = 2*f; |
| voffset = 5*f; |
| defstride = 8*f; |
| break; |
| case GL_T2F_N3F_V3F: |
| tflag = GL_TRUE; cflag = GL_FALSE; nflag = GL_TRUE; |
| tcomps = 2; ccomps = 0; vcomps = 3; |
| noffset = 2*f; |
| voffset = 5*f; |
| defstride = 8*f; |
| break; |
| case GL_T2F_C4F_N3F_V3F: |
| tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_TRUE; |
| tcomps = 2; ccomps = 4; vcomps = 3; |
| ctype = GL_FLOAT; |
| coffset = 2*f; |
| noffset = 6*f; |
| voffset = 9*f; |
| defstride = 12*f; |
| break; |
| case GL_T4F_C4F_N3F_V4F: |
| tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_TRUE; |
| tcomps = 4; ccomps = 4; vcomps = 4; |
| ctype = GL_FLOAT; |
| coffset = 4*f; |
| noffset = 8*f; |
| voffset = 11*f; |
| defstride = 15*f; |
| break; |
| default: |
| _mesa_error( ctx, GL_INVALID_ENUM, "glInterleavedArrays(format)" ); |
| return; |
| } |
| |
| if (stride==0) { |
| stride = defstride; |
| } |
| |
| _mesa_DisableClientState( GL_EDGE_FLAG_ARRAY ); |
| _mesa_DisableClientState( GL_INDEX_ARRAY ); |
| /* XXX also disable secondary color and generic arrays? */ |
| |
| /* Texcoords */ |
| if (tflag) { |
| _mesa_EnableClientState( GL_TEXTURE_COORD_ARRAY ); |
| _mesa_TexCoordPointer( tcomps, GL_FLOAT, stride, |
| (GLubyte *) pointer + toffset ); |
| } |
| else { |
| _mesa_DisableClientState( GL_TEXTURE_COORD_ARRAY ); |
| } |
| |
| /* Color */ |
| if (cflag) { |
| _mesa_EnableClientState( GL_COLOR_ARRAY ); |
| _mesa_ColorPointer( ccomps, ctype, stride, |
| (GLubyte *) pointer + coffset ); |
| } |
| else { |
| _mesa_DisableClientState( GL_COLOR_ARRAY ); |
| } |
| |
| |
| /* Normals */ |
| if (nflag) { |
| _mesa_EnableClientState( GL_NORMAL_ARRAY ); |
| _mesa_NormalPointer( GL_FLOAT, stride, (GLubyte *) pointer + noffset ); |
| } |
| else { |
| _mesa_DisableClientState( GL_NORMAL_ARRAY ); |
| } |
| |
| /* Vertices */ |
| _mesa_EnableClientState( GL_VERTEX_ARRAY ); |
| _mesa_VertexPointer( vcomps, GL_FLOAT, stride, |
| (GLubyte *) pointer + voffset ); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_LockArraysEXT(GLint first, GLsizei count) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| if (MESA_VERBOSE & VERBOSE_API) |
| _mesa_debug(ctx, "glLockArrays %d %d\n", first, count); |
| |
| if (first < 0) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glLockArraysEXT(first)" ); |
| return; |
| } |
| if (count <= 0) { |
| _mesa_error( ctx, GL_INVALID_VALUE, "glLockArraysEXT(count)" ); |
| return; |
| } |
| if (ctx->Array.LockCount != 0) { |
| _mesa_error( ctx, GL_INVALID_OPERATION, "glLockArraysEXT(reentry)" ); |
| return; |
| } |
| |
| ctx->Array.LockFirst = first; |
| ctx->Array.LockCount = count; |
| |
| ctx->NewState |= _NEW_ARRAY; |
| ctx->Array.NewState |= _NEW_ARRAY_ALL; |
| |
| if (ctx->Driver.LockArraysEXT) |
| ctx->Driver.LockArraysEXT( ctx, first, count ); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_UnlockArraysEXT( void ) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| if (MESA_VERBOSE & VERBOSE_API) |
| _mesa_debug(ctx, "glUnlockArrays\n"); |
| |
| if (ctx->Array.LockCount == 0) { |
| _mesa_error( ctx, GL_INVALID_OPERATION, "glUnlockArraysEXT(reexit)" ); |
| return; |
| } |
| |
| ctx->Array.LockFirst = 0; |
| ctx->Array.LockCount = 0; |
| ctx->NewState |= _NEW_ARRAY; |
| ctx->Array.NewState |= _NEW_ARRAY_ALL; |
| |
| if (ctx->Driver.UnlockArraysEXT) |
| ctx->Driver.UnlockArraysEXT( ctx ); |
| } |
| |
| |
| /* GL_EXT_multi_draw_arrays */ |
| /* Somebody forgot to spec the first and count parameters as const! <sigh> */ |
| void GLAPIENTRY |
| _mesa_MultiDrawArraysEXT( GLenum mode, GLint *first, |
| GLsizei *count, GLsizei primcount ) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| GLint i; |
| |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| for (i = 0; i < primcount; i++) { |
| if (count[i] > 0) { |
| CALL_DrawArrays(ctx->Exec, (mode, first[i], count[i])); |
| } |
| } |
| } |
| |
| |
| /* GL_EXT_multi_draw_arrays */ |
| void GLAPIENTRY |
| _mesa_MultiDrawElementsEXT( GLenum mode, const GLsizei *count, GLenum type, |
| const GLvoid **indices, GLsizei primcount ) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| GLint i; |
| |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| for (i = 0; i < primcount; i++) { |
| if (count[i] > 0) { |
| CALL_DrawElements(ctx->Exec, (mode, count[i], type, indices[i])); |
| } |
| } |
| } |
| |
| |
| /* GL_IBM_multimode_draw_arrays */ |
| void GLAPIENTRY |
| _mesa_MultiModeDrawArraysIBM( const GLenum * mode, const GLint * first, |
| const GLsizei * count, |
| GLsizei primcount, GLint modestride ) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| GLint i; |
| |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| for ( i = 0 ; i < primcount ; i++ ) { |
| if ( count[i] > 0 ) { |
| GLenum m = *((GLenum *) ((GLubyte *) mode + i * modestride)); |
| CALL_DrawArrays(ctx->Exec, ( m, first[i], count[i] )); |
| } |
| } |
| } |
| |
| |
| /* GL_IBM_multimode_draw_arrays */ |
| void GLAPIENTRY |
| _mesa_MultiModeDrawElementsIBM( const GLenum * mode, const GLsizei * count, |
| GLenum type, const GLvoid * const * indices, |
| GLsizei primcount, GLint modestride ) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| GLint i; |
| |
| ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); |
| |
| /* XXX not sure about ARB_vertex_buffer_object handling here */ |
| |
| for ( i = 0 ; i < primcount ; i++ ) { |
| if ( count[i] > 0 ) { |
| GLenum m = *((GLenum *) ((GLubyte *) mode + i * modestride)); |
| CALL_DrawElements(ctx->Exec, ( m, count[i], type, indices[i] )); |
| } |
| } |
| } |
| |
| |
| /** |
| * Initialize vertex array state for given context. |
| */ |
| void |
| _mesa_init_varray(GLcontext *ctx) |
| { |
| ctx->Array.DefaultArrayObj = _mesa_new_array_object(ctx, 0); |
| ctx->Array.ArrayObj = ctx->Array.DefaultArrayObj; |
| |
| ctx->Array.ActiveTexture = 0; /* GL_ARB_multitexture */ |
| } |