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add a missing glBindBuffer that caused client to crash on voxel drawing

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This commit is contained in:
Stephen Birarda 2013-03-13 11:58:58 -07:00
parent c68304ded3
commit 012b4a92fd
1 changed files with 7 additions and 6 deletions
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13
interface/src/VoxelSystem.cpp
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@ -47,8 +47,8 @@ void VoxelSystem::parseData(void *data, int size) {
// ignore the first char, it's a V to tell us that this is voxel data
char *voxelDataPtr = (char *) data + 1;
float *position = new float[3];
char *color = new char[3];
GLfloat *position = new GLfloat[3];
GLubyte *color = new GLubyte[3];
// get pointers to position of last append of data
GLfloat *parseVerticesPtr = lastAddPointer;
@ -75,6 +75,7 @@ void VoxelSystem::parseData(void *data, int size) {
}
parseColorsPtr += COLOR_VALUES_PER_VOXEL;
voxelsInData++;
}
@ -139,7 +140,7 @@ void VoxelSystem::render() {
// bind the vertices VBO, copy in new data
glBindBuffer(GL_ARRAY_BUFFER, vboVerticesID);
glBufferSubData(GL_ARRAY_BUFFER, vertexBufferOffset * sizeof(float), vertexValuesToDraw * sizeof(float), lastDrawPointer);
glBufferSubData(GL_ARRAY_BUFFER, vertexBufferOffset * sizeof(GLfloat), vertexValuesToDraw * sizeof(GLfloat), lastDrawPointer);
// bind the colors VBO, copy in new data
glBindBuffer(GL_ARRAY_BUFFER, vboColorsID);
@ -158,9 +159,9 @@ void VoxelSystem::render() {
glBindBuffer(GL_ARRAY_BUFFER, vboColorsID);
glColorPointer(3, GL_UNSIGNED_BYTE, 0, 0);
glNormal3f(0, 1, 0);
// draw the number of voxels we have
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, vboIndicesID);
glDrawElements(GL_TRIANGLES, 36 * voxelsRendered, GL_UNSIGNED_INT, 0);
// deactivate vertex and color arrays after drawing