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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/main/api_validate.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/main/api_validate.c238
1 files changed, 0 insertions, 238 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/main/api_validate.c b/nx-X11/extras/Mesa/src/mesa/main/api_validate.c
deleted file mode 100644
index d1c8f42e7..000000000
--- a/nx-X11/extras/Mesa/src/mesa/main/api_validate.c
+++ /dev/null
@@ -1,238 +0,0 @@
-/*
- * Mesa 3-D graphics library
- * Version: 6.1
- *
- * Copyright (C) 1999-2003 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 "api_validate.h"
-#include "context.h"
-#include "imports.h"
-#include "mtypes.h"
-#include "state.h"
-
-
-GLboolean
-_mesa_validate_DrawElements(GLcontext *ctx,
- GLenum mode, GLsizei count, GLenum type,
- const GLvoid *indices)
-{
- ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
-
- if (count <= 0) {
- if (count < 0)
- _mesa_error(ctx, GL_INVALID_VALUE, "glDrawElements(count)" );
- return GL_FALSE;
- }
-
- if (mode > GL_POLYGON) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glDrawElements(mode)" );
- return GL_FALSE;
- }
-
- if (type != GL_UNSIGNED_INT &&
- type != GL_UNSIGNED_BYTE &&
- type != GL_UNSIGNED_SHORT)
- {
- _mesa_error(ctx, GL_INVALID_ENUM, "glDrawElements(type)" );
- return GL_FALSE;
- }
-
- if (ctx->NewState)
- _mesa_update_state(ctx);
-
- /* Always need vertex positions */
- if (!ctx->Array.Vertex.Enabled
- && !(ctx->VertexProgram._Enabled && ctx->Array.VertexAttrib[0].Enabled))
- return GL_FALSE;
-
- /* Vertex buffer object tests */
- if (ctx->Array.ElementArrayBufferObj->Name) {
- GLuint indexBytes;
-
- /* use indices in the buffer object */
- if (!ctx->Array.ElementArrayBufferObj->Data) {
- _mesa_warning(ctx, "DrawElements with empty vertex elements buffer!");
- return GL_FALSE;
- }
-
- /* make sure count doesn't go outside buffer bounds */
- if (type == GL_UNSIGNED_INT) {
- indexBytes = count * sizeof(GLuint);
- }
- else if (type == GL_UNSIGNED_BYTE) {
- indexBytes = count * sizeof(GLubyte);
- }
- else {
- ASSERT(type == GL_UNSIGNED_SHORT);
- indexBytes = count * sizeof(GLushort);
- }
-
- if ((GLubyte *) indices + indexBytes >
- ctx->Array.ElementArrayBufferObj->Data +
- ctx->Array.ElementArrayBufferObj->Size) {
- _mesa_warning(ctx, "glDrawElements index out of buffer bounds");
- return GL_FALSE;
- }
-
- /* Actual address is the sum of pointers. Indices may be used below. */
- if (ctx->Const.CheckArrayBounds) {
- indices = (const GLvoid *)
- ADD_POINTERS(ctx->Array.ElementArrayBufferObj->Data,
- (const GLubyte *) indices);
- }
- }
-
- if (ctx->Const.CheckArrayBounds) {
- /* find max array index */
- GLuint max = 0;
- GLint i;
- if (type == GL_UNSIGNED_INT) {
- for (i = 0; i < count; i++)
- if (((GLuint *) indices)[i] > max)
- max = ((GLuint *) indices)[i];
- }
- else if (type == GL_UNSIGNED_SHORT) {
- for (i = 0; i < count; i++)
- if (((GLushort *) indices)[i] > max)
- max = ((GLushort *) indices)[i];
- }
- else {
- ASSERT(type == GL_UNSIGNED_BYTE);
- for (i = 0; i < count; i++)
- if (((GLubyte *) indices)[i] > max)
- max = ((GLubyte *) indices)[i];
- }
- if (max >= ctx->Array._MaxElement) {
- /* the max element is out of bounds of one or more enabled arrays */
- return GL_FALSE;
- }
- }
-
- return GL_TRUE;
-}
-
-
-GLboolean
-_mesa_validate_DrawRangeElements(GLcontext *ctx, GLenum mode,
- GLuint start, GLuint end,
- GLsizei count, GLenum type,
- const GLvoid *indices)
-{
- ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
-
- if (count <= 0) {
- if (count < 0)
- _mesa_error(ctx, GL_INVALID_VALUE, "glDrawRangeElements(count)" );
- return GL_FALSE;
- }
-
- if (mode > GL_POLYGON) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glDrawRangeElements(mode)" );
- return GL_FALSE;
- }
-
- if (end < start) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glDrawRangeElements(end<start)");
- return GL_FALSE;
- }
-
- if (type != GL_UNSIGNED_INT &&
- type != GL_UNSIGNED_BYTE &&
- type != GL_UNSIGNED_SHORT) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glDrawRangeElements(type)" );
- return GL_FALSE;
- }
-
- if (ctx->NewState)
- _mesa_update_state(ctx);
-
- /* Always need vertex positions */
- if (!ctx->Array.Vertex.Enabled
- && !(ctx->VertexProgram._Enabled && ctx->Array.VertexAttrib[0].Enabled))
- return GL_FALSE;
-
- if (ctx->Const.CheckArrayBounds) {
- /* Find max array index.
- * We don't trust the user's start and end values.
- */
- GLuint max = 0;
- GLint i;
- if (type == GL_UNSIGNED_INT) {
- for (i = 0; i < count; i++)
- if (((GLuint *) indices)[i] > max)
- max = ((GLuint *) indices)[i];
- }
- else if (type == GL_UNSIGNED_SHORT) {
- for (i = 0; i < count; i++)
- if (((GLushort *) indices)[i] > max)
- max = ((GLushort *) indices)[i];
- }
- else {
- ASSERT(type == GL_UNSIGNED_BYTE);
- for (i = 0; i < count; i++)
- if (((GLubyte *) indices)[i] > max)
- max = ((GLubyte *) indices)[i];
- }
- if (max >= ctx->Array._MaxElement) {
- /* the max element is out of bounds of one or more enabled arrays */
- return GL_FALSE;
- }
- }
-
- return GL_TRUE;
-}
-
-
-/**
- * Called from the tnl module to error check the function parameters and
- * verify that we really can draw something.
- */
-GLboolean
-_mesa_validate_DrawArrays(GLcontext *ctx,
- GLenum mode, GLint start, GLsizei count)
-{
- ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
-
- if (count < 0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glDrawArrays(count)" );
- return GL_FALSE;
- }
-
- if (mode > GL_POLYGON) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glDrawArrays(mode)" );
- return GL_FALSE;
- }
-
- if (ctx->NewState)
- _mesa_update_state(ctx);
-
- /* Always need vertex positions */
- if (!ctx->Array.Vertex.Enabled && !ctx->Array.VertexAttrib[0].Enabled)
- return GL_FALSE;
-
- if (ctx->Const.CheckArrayBounds) {
- if (start + count > (GLint) ctx->Array._MaxElement)
- return GL_FALSE;
- }
-
- return GL_TRUE;
-}
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