diff options
author | Fredrik Höglund <fredrik@kde.org> | 2015-03-02 19:07:52 +0100 |
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committer | Fredrik Höglund <fredrik@kde.org> | 2015-05-08 15:31:04 +0200 |
commit | 97b268f1de6efc1fe15fbb63b9f36da2c6d858bb (patch) | |
tree | d79f341aa73f333eb62ff0d949e2889df717d7c0 /src/mesa | |
parent | 2ad0268871a4a35c3a9cd77969ef0563a887299f (diff) |
mesa: Implement GetVertexArrayIndexed[64]iv
v2: Fix the name of the entry point in the error messages.
Reviewed-by: Laura Ekstrand <laura@jlekstrand.net>
Diffstat (limited to 'src/mesa')
-rw-r--r-- | src/mesa/main/tests/dispatch_sanity.cpp | 2 | ||||
-rw-r--r-- | src/mesa/main/varray.c | 117 | ||||
-rw-r--r-- | src/mesa/main/varray.h | 10 |
3 files changed, 129 insertions, 0 deletions
diff --git a/src/mesa/main/tests/dispatch_sanity.cpp b/src/mesa/main/tests/dispatch_sanity.cpp index 0d61a1e61ca..ccd0124a2bb 100644 --- a/src/mesa/main/tests/dispatch_sanity.cpp +++ b/src/mesa/main/tests/dispatch_sanity.cpp @@ -1029,6 +1029,8 @@ const struct function gl_core_functions_possible[] = { { "glVertexArrayAttribBinding", 45, -1 }, { "glVertexArrayBindingDivisor", 45, -1 }, { "glGetVertexArrayiv", 45, -1 }, + { "glGetVertexArrayIndexediv", 45, -1 }, + { "glGetVertexArrayIndexed64iv", 45, -1 }, { "glCreateSamplers", 45, -1 }, { "glCreateProgramPipelines", 45, -1 }, { "glCreateQueries", 45, -1 }, diff --git a/src/mesa/main/varray.c b/src/mesa/main/varray.c index 540ebaf0730..7389037ae85 100644 --- a/src/mesa/main/varray.c +++ b/src/mesa/main/varray.c @@ -1086,6 +1086,123 @@ _mesa_GetVertexAttribPointerv(GLuint index, GLenum pname, GLvoid **pointer) } +/** ARB_direct_state_access */ +void GLAPIENTRY +_mesa_GetVertexArrayIndexediv(GLuint vaobj, GLuint index, + GLenum pname, GLint *params) +{ + GET_CURRENT_CONTEXT(ctx); + struct gl_vertex_array_object *vao; + + /* The ARB_direct_state_access specification says: + * + * "An INVALID_OPERATION error is generated if <vaobj> is not + * [compatibility profile: zero or] the name of an existing + * vertex array object." + */ + vao = _mesa_lookup_vao_err(ctx, vaobj, "glGetVertexArrayIndexediv"); + if (!vao) + return; + + /* The ARB_direct_state_access specification says: + * + * "For GetVertexArrayIndexediv, <pname> must be one of + * VERTEX_ATTRIB_ARRAY_ENABLED, VERTEX_ATTRIB_ARRAY_SIZE, + * VERTEX_ATTRIB_ARRAY_STRIDE, VERTEX_ATTRIB_ARRAY_TYPE, + * VERTEX_ATTRIB_ARRAY_NORMALIZED, VERTEX_ATTRIB_ARRAY_INTEGER, + * VERTEX_ATTRIB_ARRAY_LONG, VERTEX_ATTRIB_ARRAY_DIVISOR, or + * VERTEX_ATTRIB_RELATIVE_OFFSET." + * + * and: + * + * "Add GetVertexArrayIndexediv in 'Get Command' for + * VERTEX_ATTRIB_ARRAY_BUFFER_BINDING + * VERTEX_ATTRIB_BINDING, + * VERTEX_ATTRIB_RELATIVE_OFFSET, + * VERTEX_BINDING_OFFSET, and + * VERTEX_BINDING_STRIDE states" + * + * The only parameter name common to both lists is + * VERTEX_ATTRIB_RELATIVE_OFFSET. Also note that VERTEX_BINDING_BUFFER + * and VERTEX_BINDING_DIVISOR are missing from both lists. It seems + * pretty clear however that the intent is that it should be possible + * to query all vertex attrib and binding states that can be set with + * a DSA function. + */ + switch (pname) { + case GL_VERTEX_BINDING_OFFSET: + params[0] = vao->VertexBinding[VERT_ATTRIB_GENERIC(index)].Offset; + break; + case GL_VERTEX_BINDING_STRIDE: + params[0] = vao->VertexBinding[VERT_ATTRIB_GENERIC(index)].Stride; + break; + case GL_VERTEX_BINDING_DIVISOR: + params[0] = vao->VertexBinding[VERT_ATTRIB_GENERIC(index)].InstanceDivisor; + break; + case GL_VERTEX_BINDING_BUFFER: + params[0] = vao->VertexBinding[VERT_ATTRIB_GENERIC(index)].BufferObj->Name; + break; + default: + params[0] = get_vertex_array_attrib(ctx, vao, index, pname, + "glGetVertexArrayIndexediv"); + break; + } +} + + +void GLAPIENTRY +_mesa_GetVertexArrayIndexed64iv(GLuint vaobj, GLuint index, + GLenum pname, GLint64 *params) +{ + GET_CURRENT_CONTEXT(ctx); + struct gl_vertex_array_object *vao; + + /* The ARB_direct_state_access specification says: + * + * "An INVALID_OPERATION error is generated if <vaobj> is not + * [compatibility profile: zero or] the name of an existing + * vertex array object." + */ + vao = _mesa_lookup_vao_err(ctx, vaobj, "glGetVertexArrayIndexed64iv"); + if (!vao) + return; + + /* The ARB_direct_state_access specification says: + * + * "For GetVertexArrayIndexed64iv, <pname> must be + * VERTEX_BINDING_OFFSET." + * + * and: + * + * "An INVALID_ENUM error is generated if <pname> is not one of + * the valid values listed above for the corresponding command." + */ + if (pname != GL_VERTEX_BINDING_OFFSET) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexArrayIndexed64iv(" + "pname != GL_VERTEX_BINDING_OFFSET)"); + return; + } + + /* The ARB_direct_state_access specification says: + * + * "An INVALID_VALUE error is generated if <index> is greater than + * or equal to the value of MAX_VERTEX_ATTRIBS." + * + * Since the index refers to a buffer binding in this case, the intended + * limit must be MAX_VERTEX_ATTRIB_BINDINGS. Both limits are currently + * required to be the same, so in practice this doesn't matter. + */ + if (index >= ctx->Const.MaxVertexAttribBindings) { + _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexArrayIndexed64iv(" + "index %d >= the value of GL_MAX_VERTEX_ATTRIB_BINDINGS (%d))", + index, ctx->Const.MaxVertexAttribBindings); + return; + } + + params[0] = vao->VertexBinding[VERT_ATTRIB_GENERIC(index)].Offset; +} + + void GLAPIENTRY _mesa_VertexPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count, const GLvoid *ptr) diff --git a/src/mesa/main/varray.h b/src/mesa/main/varray.h index 295c54b31a8..5583ed5a1d1 100644 --- a/src/mesa/main/varray.h +++ b/src/mesa/main/varray.h @@ -212,6 +212,16 @@ extern void GLAPIENTRY _mesa_GetVertexAttribPointerv(GLuint index, GLenum pname, GLvoid **pointer); +void GLAPIENTRY +_mesa_GetVertexArrayIndexediv(GLuint vaobj, GLuint index, + GLenum pname, GLint *param); + + +void GLAPIENTRY +_mesa_GetVertexArrayIndexed64iv(GLuint vaobj, GLuint index, + GLenum pname, GLint64 *param); + + extern void GLAPIENTRY _mesa_InterleavedArrays(GLenum format, GLsizei stride, const GLvoid *pointer); |