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Buffer checking code

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Caspian Rychlik-Prince 2004-02-15 19:41:51 +00:00
parent fd56dd232a
commit 061e1a76d1
51 changed files with 499 additions and 655 deletions
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19
src/java/org/lwjgl/opengl/ARBProgram.java
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@ -39,6 +39,7 @@
package org.lwjgl.opengl;
import java.nio.Buffer;
import java.nio.BufferOverflowException;
import java.nio.BufferUnderflowException;
import java.nio.ByteBuffer;
import java.nio.FloatBuffer;
@ -133,15 +134,7 @@ class ARBProgram {
public static final int GL_MATRIX29_ARB = 0x88DD;
public static final int GL_MATRIX30_ARB = 0x88DE;
public static final int GL_MATRIX31_ARB = 0x88DF;
static {
BufferChecks.putGetMap(GL_PROGRAM_ERROR_POSITION_ARB, 1);
BufferChecks.putGetMap(GL_CURRENT_MATRIX_ARB, 1);
BufferChecks.putGetMap(GL_TRANSPOSE_CURRENT_MATRIX_ARB, 1);
BufferChecks.putGetMap(GL_CURRENT_MATRIX_STACK_DEPTH_ARB, 1);
BufferChecks.putGetMap(GL_MAX_PROGRAM_MATRICES_ARB, 1);
BufferChecks.putGetMap(GL_MAX_PROGRAM_MATRIX_STACK_DEPTH_ARB, 1);
}
// ---------------------------
public static void glProgramStringARB(int target, int format, ByteBuffer string) {
@ -232,7 +225,7 @@ class ARBProgram {
// ---------------------------
public static void glGetProgramARB(int target, int parameterName, IntBuffer params) {
// TODO: Check buffer size
BufferChecks.checkBuffer(params);
nglGetProgramivARB(target, parameterName, params, params.position());
}
@ -241,7 +234,11 @@ class ARBProgram {
// ---------------------------
public static void glGetProgramStringARB(int target, int parameterName, ByteBuffer paramString) {
// TODO: Check buffer size
// TODO: We have no idea just how big programs can be really so let's guess at 16kb and hope that's
// good enough. So we ought to find out how big a program can be.
if (paramString.remaining() < 16384) {
throw new BufferOverflowException();
}
nglGetProgramStringARB(target, parameterName, paramString, paramString.position());
}