From 1cf2c8a04313b80a01ef23b06993586ce62281a4 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Wed, 25 Jun 2008 08:45:14 -0600 Subject: mesa: point size arrays --- src/mesa/main/arrayobj.c | 9 +++++++++ src/mesa/main/enable.c | 12 ++++++++++++ src/mesa/main/glheader.h | 10 ++++++++++ src/mesa/main/mfeatures.h | 1 + src/mesa/main/mtypes.h | 3 +++ src/mesa/main/varray.c | 31 +++++++++++++++++++++++++++++++ src/mesa/main/varray.h | 4 ++++ src/mesa/vbo/vbo_exec_array.c | 4 ++++ 8 files changed, 74 insertions(+) (limited to 'src/mesa') diff --git a/src/mesa/main/arrayobj.c b/src/mesa/main/arrayobj.c index b50e9d1d56..1461239317 100644 --- a/src/mesa/main/arrayobj.c +++ b/src/mesa/main/arrayobj.c @@ -164,6 +164,15 @@ _mesa_initialize_array_object( GLcontext *ctx, obj->VertexAttrib[i].Normalized = GL_FALSE; } +#if FEATURE_point_size_array + obj->PointSize.Type = GL_FLOAT; + obj->PointSize.Stride = 0; + obj->PointSize.StrideB = 0; + obj->PointSize.Ptr = NULL; + obj->PointSize.Enabled = GL_FALSE; + obj->PointSize.BufferObj = ctx->Array.NullBufferObj; +#endif + #if FEATURE_ARB_vertex_buffer_object /* Vertex array buffers */ obj->Vertex.BufferObj = ctx->Array.NullBufferObj; diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c index 827d84765a..e0483a72e8 100644 --- a/src/mesa/main/enable.c +++ b/src/mesa/main/enable.c @@ -93,6 +93,13 @@ client_state(GLcontext *ctx, GLenum cap, GLboolean state) flag = _NEW_ARRAY_COLOR1; break; +#if FEATURE_point_size_array + case GL_POINT_SIZE_ARRAY_OES: + var = &ctx->Array.ArrayObj->PointSize.Enabled; + flag = _NEW_ARRAY_POINT_SIZE; + break; +#endif + #if FEATURE_NV_vertex_program case GL_VERTEX_ATTRIB_ARRAY0_NV: case GL_VERTEX_ATTRIB_ARRAY1_NV: @@ -665,6 +672,7 @@ _mesa_set_enable(GLcontext *ctx, GLenum cap, GLboolean state) case GL_EDGE_FLAG_ARRAY: case GL_FOG_COORDINATE_ARRAY_EXT: case GL_SECONDARY_COLOR_ARRAY_EXT: + case GL_POINT_SIZE_ARRAY_OES: client_state( ctx, cap, state ); return; @@ -1189,6 +1197,10 @@ _mesa_IsEnabled( GLenum cap ) case GL_SECONDARY_COLOR_ARRAY_EXT: CHECK_EXTENSION(EXT_secondary_color); return (ctx->Array.ArrayObj->SecondaryColor.Enabled != 0); +#if FEATURE_point_size_array + case GL_POINT_SIZE_ARRAY_OES: + return (ctx->Array.ArrayObj->PointSize.Enabled != 0); +#endif /* GL_EXT_histogram */ case GL_HISTOGRAM: diff --git a/src/mesa/main/glheader.h b/src/mesa/main/glheader.h index e85b10bee3..c5f4ca9b34 100644 --- a/src/mesa/main/glheader.h +++ b/src/mesa/main/glheader.h @@ -166,6 +166,16 @@ #endif +#ifndef GL_OES_point_size_array +#define GL_POINT_SIZE_ARRAY_OES 0x8B9C +#define GL_POINT_SIZE_ARRAY_TYPE_OES 0x898A +#define GL_POINT_SIZE_ARRAY_STRIDE_OES 0x898B +#define GL_POINT_SIZE_ARRAY_POINTER_OES 0x898C +#define GL_POINT_SIZE_ARRAY_BUFFER_BINDING_OES 0x8B9F +#endif + + + #if !defined(CAPI) && defined(WIN32) && !defined(BUILD_FOR_SNAP) #define CAPI _cdecl #endif diff --git a/src/mesa/main/mfeatures.h b/src/mesa/main/mfeatures.h index 6e73620a77..ed78f57edf 100644 --- a/src/mesa/main/mfeatures.h +++ b/src/mesa/main/mfeatures.h @@ -49,6 +49,7 @@ #define FEATURE_fixedpt 0 #define FEATURE_histogram _HAVE_FULL_GL #define FEATURE_pixel_transfer _HAVE_FULL_GL +#define FEATURE_point_size_array 0 #define FEATURE_texgen _HAVE_FULL_GL #define FEATURE_texture_fxt1 _HAVE_FULL_GL #define FEATURE_texture_s3tc _HAVE_FULL_GL diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index 867072165a..eb284d7673 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -1693,6 +1693,7 @@ struct gl_array_object struct gl_client_array Index; struct gl_client_array EdgeFlag; struct gl_client_array TexCoord[MAX_TEXTURE_COORD_UNITS]; + struct gl_client_array PointSize; /*@}*/ /** Generic arrays for vertex programs/shaders */ @@ -2734,6 +2735,7 @@ struct gl_matrix_stack #define _NEW_ARRAY_FOGCOORD VERT_BIT_FOG #define _NEW_ARRAY_INDEX VERT_BIT_COLOR_INDEX #define _NEW_ARRAY_EDGEFLAG VERT_BIT_EDGEFLAG +#define _NEW_ARRAY_POINT_SIZE VERT_BIT_COLOR_INDEX /* aliased */ #define _NEW_ARRAY_TEXCOORD_0 VERT_BIT_TEX0 #define _NEW_ARRAY_TEXCOORD_1 VERT_BIT_TEX1 #define _NEW_ARRAY_TEXCOORD_2 VERT_BIT_TEX2 @@ -2751,6 +2753,7 @@ struct gl_matrix_stack /*@}*/ + /** * \name A bunch of flags that we think might be useful to drivers. * diff --git a/src/mesa/main/varray.c b/src/mesa/main/varray.c index 5194523c24..2886dfe591 100644 --- a/src/mesa/main/varray.c +++ b/src/mesa/main/varray.c @@ -463,6 +463,37 @@ _mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr) } +void GLAPIENTRY +_mesa_PointSizePointer(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, "glPointSizePointer(stride)" ); + return; + } + + switch (type) { + case GL_FLOAT: + elementSize = sizeof(GLfloat); + break; +#if FEATURE_fixedpt + case GL_FIXED: + elementSize = sizeof(GLfixed); + break; +#endif + default: + _mesa_error( ctx, GL_INVALID_ENUM, "glPointSizePointer(type)" ); + return; + } + + update_array(ctx, &ctx->Array.ArrayObj->PointSize, _NEW_ARRAY_POINT_SIZE, + elementSize, 1, type, stride, GL_FALSE, ptr); +} + + #if FEATURE_NV_vertex_program void GLAPIENTRY _mesa_VertexAttribPointerNV(GLuint index, GLint size, GLenum type, diff --git a/src/mesa/main/varray.h b/src/mesa/main/varray.h index bb2d21b469..6385689fcc 100644 --- a/src/mesa/main/varray.h +++ b/src/mesa/main/varray.h @@ -111,6 +111,10 @@ _mesa_SecondaryColorPointerEXT(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr); +extern void GLAPIENTRY +_mesa_PointSizePointer(GLenum type, GLsizei stride, const GLvoid *ptr); + + extern void GLAPIENTRY _mesa_VertexAttribPointerNV(GLuint index, GLint size, GLenum type, GLsizei stride, const GLvoid *pointer); diff --git a/src/mesa/vbo/vbo_exec_array.c b/src/mesa/vbo/vbo_exec_array.c index 1a782da1ea..7541de675c 100644 --- a/src/mesa/vbo/vbo_exec_array.c +++ b/src/mesa/vbo/vbo_exec_array.c @@ -105,6 +105,10 @@ static void bind_array_obj( GLcontext *ctx ) exec->array.legacy_array[VERT_ATTRIB_COLOR1] = &ctx->Array.ArrayObj->SecondaryColor; exec->array.legacy_array[VERT_ATTRIB_FOG] = &ctx->Array.ArrayObj->FogCoord; exec->array.legacy_array[VERT_ATTRIB_COLOR_INDEX] = &ctx->Array.ArrayObj->Index; + if (ctx->Array.ArrayObj->PointSize.Enabled) { + /* this aliases COLOR_INDEX */ + exec->array.legacy_array[VERT_ATTRIB_POINT_SIZE] = &ctx->Array.ArrayObj->PointSize; + } exec->array.legacy_array[VERT_ATTRIB_EDGEFLAG] = &ctx->Array.ArrayObj->EdgeFlag; for (i = 0; i < 8; i++) -- cgit v1.2.3